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-rw-r--r--docs/report/introduction/methodology_trex_traffic_generator.rst2
-rw-r--r--docs/report/introduction/physical_testbeds.rst51
-rw-r--r--docs/report/introduction/test_environment_intro.rst3
-rw-r--r--docs/report/introduction/test_environment_sut_calib_clx.rst4
-rw-r--r--docs/report/introduction/test_environment_sut_calib_dnv.rst4
-rw-r--r--docs/report/introduction/test_environment_sut_calib_hsw.rst4
-rw-r--r--docs/report/introduction/test_environment_sut_calib_skx.rst4
-rw-r--r--docs/report/introduction/test_environment_sut_conf_1.rst36
-rw-r--r--docs/report/introduction/test_environment_sut_meltspec_clx.rst76
-rw-r--r--docs/report/introduction/test_environment_sut_meltspec_hsw.rst66
-rw-r--r--docs/report/introduction/test_environment_sut_meltspec_skx.rst168
-rw-r--r--docs/report/introduction/test_environment_tg.rst4
12 files changed, 260 insertions, 162 deletions
diff --git a/docs/report/introduction/methodology_trex_traffic_generator.rst b/docs/report/introduction/methodology_trex_traffic_generator.rst
index 0e7049826b..0d19c2cf78 100644
--- a/docs/report/introduction/methodology_trex_traffic_generator.rst
+++ b/docs/report/introduction/methodology_trex_traffic_generator.rst
@@ -22,7 +22,7 @@ is:
- TRex is started in the background mode
::
- $ sh -c 'cd <t-rex-install-dir>/scripts/ && sudo nohup ./t-rex-64 -i -c 7 > /tmp/trex.log 2>&1 &' > /dev/null
+ $ sh -c 'cd <t-rex-install-dir>/scripts/ && sudo nohup ./t-rex-64 -i -c 7 --prefix $(hostname) --hdrh > /tmp/trex.log 2>&1 &' > /dev/null
- There are traffic streams dynamically prepared for each test, based on traffic
profiles. The traffic is sent and the statistics obtained using
diff --git a/docs/report/introduction/physical_testbeds.rst b/docs/report/introduction/physical_testbeds.rst
index 9babb5fb1f..8860638d43 100644
--- a/docs/report/introduction/physical_testbeds.rst
+++ b/docs/report/introduction/physical_testbeds.rst
@@ -26,7 +26,8 @@ Two physical server topology types are used:
Current FD.io production testbeds are built with SUT servers based on
the following processor architectures:
-- Intel Xeon: Skylake Platinum 8180 and Haswell-SP E5-2699v3.
+- Intel Xeon: Skylake Platinum 8180, Haswell-SP E5-2699v3,
+ Cascadelake Platinum 8280, Cascadelake 6252N.
- Intel Atom: Denverton C3858.
- ARM: TaiShan 2280, hip07-d05.
@@ -40,6 +41,54 @@ https://git.fd.io/csit/tree/docs/lab/testbed_specifications.md.
Following is the description of existing production testbeds.
+2-Node Xeon Cascadelake (2n-clx)
+--------------------------------
+
+Three 2n-clx testbeds are in operation in FD.io labs. Each 2n-clx testbed
+is built with two SuperMicro SYS-7049GP-TRT servers, SUTs are equipped with two
+Intel Xeon Gold 6252N processors (35.75 MB Cache, 2.30 GHz, 24 cores).
+TGs are equiped with Intel Xeon Cascadelake Platinum 8280 processors (38.5 MB
+Cache, 2.70 GHz, 28 cores). 2n-clx physical topology is shown below.
+
+.. only:: latex
+
+ .. raw:: latex
+
+ \begin{figure}[H]
+ \centering
+ \graphicspath{{../_tmp/src/introduction/}}
+ \includegraphics[width=0.90\textwidth]{testbed-2n-clx}
+ \label{fig:testbed-2n-clx}
+ \end{figure}
+
+.. only:: html
+
+ .. figure:: testbed-2n-clx.svg
+ :alt: testbed-2n-clx
+ :align: center
+
+SUT servers are populated with the following NIC models:
+
+#. NIC-1: x710-DA4 4p10GE Intel.
+#. NIC-2: xxv710-DA2 2p25GE Intel.
+#. NIC-3: mcx556a-edat ConnectX5 2p100GE Mellanox. (Only testbed t27, t28)
+#. NIC-4: empty, future expansion.
+#. NIC-5: empty, future expansion.
+#. NIC-6: empty, future expansion.
+
+TG servers run T-Rex application and are populated with the following
+NIC models:
+
+#. NIC-1: x710-DA4 4p10GE Intel.
+#. NIC-2: xxv710-DA2 2p25GE Intel.
+#. NIC-3: mcx556a-edat ConnectX5 2p100GE Mellanox. (Only testbed t27, t28)
+#. NIC-4: empty, future expansion.
+#. NIC-5: empty, future expansion.
+#. NIC-6: x710-DA4 4p10GE Intel. (For self-tests.)
+
+All Intel Xeon Cascadelake servers run with Intel Hyper-Threading enabled,
+doubling the number of logical cores exposed to Linux.
+
2-Node Xeon Skylake (2n-skx)
----------------------------
diff --git a/docs/report/introduction/test_environment_intro.rst b/docs/report/introduction/test_environment_intro.rst
index e0df3b64ff..b02520b99d 100644
--- a/docs/report/introduction/test_environment_intro.rst
+++ b/docs/report/introduction/test_environment_intro.rst
@@ -54,5 +54,4 @@ repeatable zero packet loss throughput measurements across multiple
system instances. Generally they come useful as a background data for
comparing data plane performance results across disparate servers.
-Following sections include measured calibration data for Intel Xeon
-Haswell and Intel Xeon Skylake testbeds.
+Following sections include measured calibration data for testbeds.
diff --git a/docs/report/introduction/test_environment_sut_calib_clx.rst b/docs/report/introduction/test_environment_sut_calib_clx.rst
index 43e2f599ea..823346f079 100644
--- a/docs/report/introduction/test_environment_sut_calib_clx.rst
+++ b/docs/report/introduction/test_environment_sut_calib_clx.rst
@@ -15,7 +15,7 @@ Linux cmdline
::
$ cat /proc/cmdline
- BOOT_IMAGE=/boot/vmlinuz-4.15.0-60-generic root=UUID=1d03969e-a2a0-41b2-a97e-1cc171b07e88 ro isolcpus=1-23,25-47,49-71,73-95 nohz_full=1-23,25-47,49-71,73-95 rcu_nocbs=1-23,25-47,49-71,73-95 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
+ BOOT_IMAGE=/boot/vmlinuz-4.15.0-72-generic root=UUID=1d03969e-a2a0-41b2-a97e-1cc171b07e88 ro isolcpus=1-23,25-47,49-71,73-95 nohz_full=1-23,25-47,49-71,73-95 rcu_nocbs=1-23,25-47,49-71,73-95 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
Linux uname
~~~~~~~~~~~
@@ -23,7 +23,7 @@ Linux uname
::
$ uname -a
- Linux s32-t27-sut1 4.15.0-60-generic #67-Ubuntu SMP Thu Aug 22 16:55:30 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
+ Linux s32-t27-sut1 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
System-level Core Jitter
diff --git a/docs/report/introduction/test_environment_sut_calib_dnv.rst b/docs/report/introduction/test_environment_sut_calib_dnv.rst
index 7777792ca9..3365552bb2 100644
--- a/docs/report/introduction/test_environment_sut_calib_dnv.rst
+++ b/docs/report/introduction/test_environment_sut_calib_dnv.rst
@@ -4,8 +4,8 @@ Calibration Data - Denverton
Following sections include sample calibration data measured on
Denverton server at Intel SH labs.
-And VPP-18.10 2-Node Atom Denverton testing took place at Intel Corporation
-carefully adhering to FD.io CSIT best practices.
+A 2-Node Atom Denverton testing took place at Intel Corporation carefully
+adhering to FD.io CSIT best practices.
Linux cmdline
diff --git a/docs/report/introduction/test_environment_sut_calib_hsw.rst b/docs/report/introduction/test_environment_sut_calib_hsw.rst
index 1dedcd8271..fe89d99028 100644
--- a/docs/report/introduction/test_environment_sut_calib_hsw.rst
+++ b/docs/report/introduction/test_environment_sut_calib_hsw.rst
@@ -14,7 +14,7 @@ Linux cmdline
::
$ cat /proc/cmdline
- BOOT_IMAGE=/vmlinuz-4.15.0-36-generic root=UUID=5d2ecc97-245b-4e94-b0ae-c3548567de19 ro isolcpus=1-17,19-35 nohz_full=1-17,19-35 rcu_nocbs=1-17,19-35 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
+ BOOT_IMAGE=/vmlinuz-4.15.0-72-generic root=UUID=c59ae603-8076-41f4-bb5d-bc3fc8dd3ea1 ro isolcpus=1-17,19-35 nohz_full=1-17,19-35 rcu_nocbs=1-17,19-35 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0console=ttyS0,115200n8
Linux uname
@@ -23,7 +23,7 @@ Linux uname
::
$ uname -a
- Linux t1-tg1 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:19:09 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
+ Linux t1-tg1 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
System-level Core Jitter
diff --git a/docs/report/introduction/test_environment_sut_calib_skx.rst b/docs/report/introduction/test_environment_sut_calib_skx.rst
index a30a91d61c..16f7ae0762 100644
--- a/docs/report/introduction/test_environment_sut_calib_skx.rst
+++ b/docs/report/introduction/test_environment_sut_calib_skx.rst
@@ -15,7 +15,7 @@ Linux cmdline
::
$ cat /proc/cmdline
- BOOT_IMAGE=/vmlinuz-4.15.0-23-generic root=UUID=759ad671-ad46-441b-a75b-9f54e81837bb ro isolcpus=1-27,29-55,57-83,85-111 nohz_full=1-27,29-55,57-83,85-111 rcu_nocbs=1-27,29-55,57-83,85-111 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
+ BOOT_IMAGE=/boot/vmlinuz-4.15.0-72-generic root=UUID=e05120bb-7127-43db-b1e3-a66edd4c43bd ro isolcpus=1-27,29-55,57-83,85-111 nohz_full=1-27,29-55,57-83,85-111 rcu_nocbs=1-27,29-55,57-83,85-111 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
Linux uname
@@ -24,7 +24,7 @@ Linux uname
::
$ uname -a
- Linux s5-t22-sut1 4.15.0-23-generic #25-Ubuntu SMP Wed May 23 18:02:16 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
+ Linux s3-t21-sut1 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
System-level Core Jitter
diff --git a/docs/report/introduction/test_environment_sut_conf_1.rst b/docs/report/introduction/test_environment_sut_conf_1.rst
index afaaec4f2f..29baeab8b1 100644
--- a/docs/report/introduction/test_environment_sut_conf_1.rst
+++ b/docs/report/introduction/test_environment_sut_conf_1.rst
@@ -7,26 +7,14 @@ install and
Below a subset of the running configuration:
-1. Xeon Haswell - Ubuntu 18.04.1 LTS
+1. Ubuntu 18.04.x LTS
::
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
- Description: Ubuntu 18.04.1 LTS
- Release: 18.04
- Codename: bionic
-
-
-2. Xeon Skylake - Ubuntu 18.04 LTS
-
-::
-
- $ lsb_release -a
- No LSB modules are available.
- Distributor ID: Ubuntu
- Description: Ubuntu 18.04 LTS
+ Description: Ubuntu 18.04.3 LTS
Release: 18.04
Codename: bionic
@@ -76,23 +64,3 @@ Huge pages are namaged via sysctl configuration located in
`/etc/sysctl.d/90-csit.conf` on each testbed. Default huge page size is 2M.
The exact amount of huge pages depends on testbed. All the values are defined
in `Ansible inventory - hosts` files.
-
-
-Applied Boot Cmdline
-~~~~~~~~~~~~~~~~~~~~
-
-1. Xeon Haswell - Ubuntu 18.04.1 LTS
-
-::
-
- $ cat /proc/cmdline
- BOOT_IMAGE=/vmlinuz-4.15.0-36-generic root=UUID=5d2ecc97-245b-4e94-b0ae-c3548567de19 ro isolcpus=1-17,19-35 nohz_full=1-17,19-35 rcu_nocbs=1-17,19-35 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
-
-2. Xeon Skylake - Ubuntu 18.04 LTS
-
-::
-
- $ cat /proc/cmdline
- BOOT_IMAGE=/vmlinuz-4.15.0-23-generic root=UUID=3fa246fd-1b80-4361-bb90-f339a6bbed51 ro isolcpus=1-27,29-55,57-83,85-111 nohz_full=1-27,29-55,57-83,85-111 rcu_nocbs=1-27,29-55,57-83,85-111 numa_balancing=disable intel_pstate=disable intel_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 intel_idle.max_cstate=1 hpet=disable tsc=reliable mce=off console=tty0 console=ttyS0,115200n8
-
-
diff --git a/docs/report/introduction/test_environment_sut_meltspec_clx.rst b/docs/report/introduction/test_environment_sut_meltspec_clx.rst
index 9056be839b..88400338a5 100644
--- a/docs/report/introduction/test_environment_sut_meltspec_clx.rst
+++ b/docs/report/introduction/test_environment_sut_meltspec_clx.rst
@@ -8,11 +8,12 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
::
- Spectre and Meltdown mitigation detection tool v0.42
+ Spectre and Meltdown mitigation detection tool v0.43
+ awk: fatal: cannot open file `bash for reading (No such file or directory)
Checking for vulnerabilities on current system
- Kernel is Linux 4.15.0-60-generic #67-Ubuntu SMP Thu Aug 22 16:55:30 UTC 2019 x86_64
- CPU is Intel(R) Xeon(R) Gold 6252N CPU @ 2.30GHz
+ Kernel is Linux 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64
+ CPU is Intel(R) Xeon(R) Platinum 8280 CPU @ 2.70GHz
Hardware check
* Hardware support (CPU microcode) for mitigation techniques
@@ -30,7 +31,7 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* L1 data cache invalidation
* FLUSH_CMD MSR is available: YES
* CPU indicates L1D flush capability: YES (L1D flush feature bit)
- * Microarchitecture Data Sampling
+ * Microarchitectural Data Sampling
* VERW instruction is available: YES (MD_CLEAR feature bit)
* Enhanced IBRS (IBRS_ALL)
* CPU indicates ARCH_CAPABILITIES MSR availability: YES
@@ -40,9 +41,15 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* CPU/Hypervisor indicates L1D flushing is not necessary on this system: YES
* Hypervisor indicates host CPU might be vulnerable to RSB underflow (RSBA): NO
* CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDS_NO): YES
+ * CPU explicitly indicates not being vulnerable to TSX Asynchronous Abort (TAA_NO): NO
+ * CPU explicitly indicates not being vulnerable to iTLB Multihit (PSCHANGE_MSC_NO): NO
+ * CPU explicitly indicates having MSR for TSX control (TSX_CTRL_MSR): YES
+ * TSX_CTRL MSR indicates TSX RTM is disabled: YES
+ * TSX_CTRL MSR indicates TSX CPUID bit is cleared: YES
+ * CPU supports Transactional Synchronization Extensions (TSX): NO
* CPU supports Software Guard Extensions (SGX): NO
- * CPU microcode is known to cause stability problems: NO (model 0x55 family 0x6 stepping 0x7 ucode 0x5000021 cpuid 0x50657)
- * CPU microcode is the latest known available version: awk: fatal: cannot open file `bash' for reading (No file or directory)
+ * CPU microcode is known to cause stability problems: NO (model 0x55 family 0x6 stepping 0x7 ucode 0x500002c cpuid 0x50657)
+ * CPU microcode is the latest known available version: awk: fatal: cannot open file `bash for reading (No such file or directory)
UNKNOWN (latest microcode version for your CPU model is unknown)
* CPU vulnerability to the speculative execution attack variants
* Vulnerable to CVE-2017-5753 (Spectre Variant 1, bounds check bypass): YES
@@ -51,23 +58,23 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* Vulnerable to CVE-2018-3640 (Variant 3a, rogue system register read): YES
* Vulnerable to CVE-2018-3639 (Variant 4, speculative store bypass): YES
* Vulnerable to CVE-2018-3615 (Foreshadow (SGX), L1 terminal fault): NO
- * Vulnerable to CVE-2018-3620 (Foreshadow-NG (OS), L1 terminal fault): NO
- * Vulnerable to CVE-2018-3646 (Foreshadow-NG (VMM), L1 terminal fault): NO
+ * Vulnerable to CVE-2018-3620 (Foreshadow-NG (OS), L1 terminal fault): YES
+ * Vulnerable to CVE-2018-3646 (Foreshadow-NG (VMM), L1 terminal fault): YES
* Vulnerable to CVE-2018-12126 (Fallout, microarchitectural store buffer data sampling (MSBDS)): NO
* Vulnerable to CVE-2018-12130 (ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)): NO
* Vulnerable to CVE-2018-12127 (RIDL, microarchitectural load port data sampling (MLPDS)): NO
* Vulnerable to CVE-2019-11091 (RIDL, microarchitectural data sampling uncacheable memory (MDSUM)): NO
+ * Vulnerable to CVE-2019-11135 (ZombieLoad V2, TSX Asynchronous Abort (TAA)): NO
+ * Vulnerable to CVE-2018-12207 (No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)): YES
- CVE-2017-5753 aka 'Spectre Variant 1, bounds check bypass'
- * Mitigated according to the /sys interface: YES (Mitigation: usercopy/swapgs barriers and __user pointer saniation)
- * Kernel has array_index_mask_nospec: YES (1 occurrence(s) found of x86 64 bits array_index_mask_nospec())
- * Kernel has the Red Hat/Ubuntu patch: NO
+ CVE-2017-5753 aka Spectre Variant 1, bounds check bypass
+ * Mitigated according to the /sys interface: YES (Mitigation: usercopy/swapgs barriers and __user pointer sanitization)
* Kernel has array_index_mask_nospec: YES (1 occurrence(s) found of x86 64 bits array_index_mask_nospec())
* Kernel has the Red Hat/Ubuntu patch: NO
* Kernel has mask_nospec64 (arm64): NO
> STATUS: NOT VULNERABLE (Mitigation: usercopy/swapgs barriers and __user pointer sanitization)
- CVE-2017-5715 aka 'Spectre Variant 2, branch target injection'
+ CVE-2017-5715 aka Spectre Variant 2, branch target injection
* Mitigated according to the /sys interface: YES (Mitigation: Enhanced IBRS, IBPB: conditional, RSB filling)
* Mitigation 1
* Kernel is compiled with IBRS support: YES
@@ -80,36 +87,36 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* Kernel supports RSB filling: YES
> STATUS: NOT VULNERABLE (Enhanced IBRS + IBPB are mitigating the vulnerability)
- CVE-2017-5754 aka 'Variant 3, Meltdown, rogue data cache load'
+ CVE-2017-5754 aka Variant 3, Meltdown, rogue data cache load
* Mitigated according to the /sys interface: YES (Not affected)
* Kernel supports Page Table Isolation (PTI): YES
- * PTI enabled and active: NO
+ * PTI enabled and active: UNKNOWN (dmesg truncated, please reboot and relaunch this script)
* Reduced performance impact of PTI: YES (CPU supports INVPCID, performance impact of PTI will be greatly reduced)
* Running as a Xen PV DomU: NO
> STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
- CVE-2018-3640 aka 'Variant 3a, rogue system register read'
+ CVE-2018-3640 aka Variant 3a, rogue system register read
* CPU microcode mitigates the vulnerability: YES
> STATUS: NOT VULNERABLE (your CPU microcode mitigates the vulnerability)
- CVE-2018-3639 aka 'Variant 4, speculative store bypass'
+ CVE-2018-3639 aka Variant 4, speculative store bypass
* Mitigated according to the /sys interface: YES (Mitigation: Speculative Store Bypass disabled via prctl and seccomp)
* Kernel supports disabling speculative store bypass (SSB): YES (found in /proc/self/status)
* SSB mitigation is enabled and active: YES (per-thread through prctl)
- * SSB mitigation currently active for selected processes: YES ((deleted) systemd-journald systemd-logind systemd-networkd systemd-resolved systemd-timesyncd systemd-udevd)
+ * SSB mitigation currently active for selected processes: YES (systemd-journald systemd-logind systemd-networkd systemd-resolved systemd-timesyncd systemd-udevd)
> STATUS: NOT VULNERABLE (Mitigation: Speculative Store Bypass disabled via prctl and seccomp)
- CVE-2018-3615 aka 'Foreshadow (SGX), L1 terminal fault'
+ CVE-2018-3615 aka Foreshadow (SGX), L1 terminal fault
* CPU microcode mitigates the vulnerability: N/A
> STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
- CVE-2018-3620 aka 'Foreshadow-NG (OS), L1 terminal fault'
+ CVE-2018-3620 aka Foreshadow-NG (OS), L1 terminal fault
* Mitigated according to the /sys interface: YES (Not affected)
* Kernel supports PTE inversion: YES (found in kernel image)
* PTE inversion enabled and active: NO
- > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
+ > STATUS: NOT VULNERABLE (Not affected)
- CVE-2018-3646 aka 'Foreshadow-NG (VMM), L1 terminal fault'
+ CVE-2018-3646 aka Foreshadow-NG (VMM), L1 terminal fault
* Information from the /sys interface: Not affected
* This system is a host running a hypervisor: NO
* Mitigation 1 (KVM)
@@ -118,37 +125,48 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* L1D flush is supported by kernel: YES (found flush_l1d in /proc/cpuinfo)
* L1D flush enabled: NO
* Hardware-backed L1D flush supported: YES (performance impact of the mitigation will be greatly reduced)
-
* Hyper-Threading (SMT) is enabled: YES
- > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
+ > STATUS: NOT VULNERABLE (your kernel reported your CPU model as not vulnerable)
- CVE-2018-12126 aka 'Fallout, microarchitectural store buffer data sampling (MSBDS)'
+ CVE-2018-12126 aka Fallout, microarchitectural store buffer data sampling (MSBDS)
* Mitigated according to the /sys interface: YES (Not affected)
* Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
* Kernel mitigation is enabled and active: NO
* SMT is either mitigated or disabled: NO
> STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
- CVE-2018-12130 aka 'ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)'
+ CVE-2018-12130 aka ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)
* Mitigated according to the /sys interface: YES (Not affected)
* Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
* Kernel mitigation is enabled and active: NO
* SMT is either mitigated or disabled: NO
> STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
- CVE-2018-12127 aka 'RIDL, microarchitectural load port data sampling (MLPDS)'
+ CVE-2018-12127 aka RIDL, microarchitectural load port data sampling (MLPDS)
* Mitigated according to the /sys interface: YES (Not affected)
* Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
* Kernel mitigation is enabled and active: NO
* SMT is either mitigated or disabled: NO
> STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
- CVE-2019-11091 aka 'RIDL, microarchitectural data sampling uncacheable memory (MDSUM)'
+ CVE-2019-11091 aka RIDL, microarchitectural data sampling uncacheable memory (MDSUM)
* Mitigated according to the /sys interface: YES (Not affected)
* Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
* Kernel mitigation is enabled and active: NO
* SMT is either mitigated or disabled: NO
> STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
- > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:OK CVE-2018-12130:OK CVE-2018-12127:OK CVE-2019-11091:OK
+ CVE-2019-11135 aka ZombieLoad V2, TSX Asynchronous Abort (TAA)
+ * Mitigated according to the /sys interface: YES (Mitigation: TSX disabled)
+ * TAA mitigation is supported by kernel: YES (found tsx_async_abort in kernel image)
+ * TAA mitigation enabled and active: YES (Mitigation: TSX disabled)
+ > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
+
+ CVE-2018-12207 aka No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)
+ * Mitigated according to the /sys interface: YES (KVM: Mitigation: Split huge pages)
+ * This system is a host running a hypervisor: NO
+ * iTLB Multihit mitigation is supported by kernel: YES (found itlb_multihit in kernel image)
+ * iTLB Multihit mitigation enabled and active: YES (KVM: Mitigation: Split huge pages)
+ > STATUS: NOT VULNERABLE (this system is not running a hypervisor)
+ > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:OK CVE-2018-12130:OK CVE-2018-12127:OK CVE-2019-11091:OK CVE-2019-11135:OK CVE-2018-12207:OK
diff --git a/docs/report/introduction/test_environment_sut_meltspec_hsw.rst b/docs/report/introduction/test_environment_sut_meltspec_hsw.rst
index 8634aa4cfa..fd66a8dfa3 100644
--- a/docs/report/introduction/test_environment_sut_meltspec_hsw.rst
+++ b/docs/report/introduction/test_environment_sut_meltspec_hsw.rst
@@ -8,10 +8,11 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
::
- Spectre and Meltdown mitigation detection tool v0.42
+ Spectre and Meltdown mitigation detection tool v0.43
+ awk: cannot open bash (No such file or directory)
Checking for vulnerabilities on current system
- Kernel is Linux 4.15.0-36-generic #39-Ubuntu SMP Mon Sep 24 16:19:09 UTC 2018 x86_64
+ Kernel is Linux 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64
CPU is Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz
Hardware check
@@ -30,8 +31,8 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* L1 data cache invalidation
* FLUSH_CMD MSR is available: YES
* CPU indicates L1D flush capability: YES (L1D flush feature bit)
- * Microarchitecture Data Sampling
- * VERW instruction is available: NO
+ * Microarchitectural Data Sampling
+ * VERW instruction is available: YES (MD_CLEAR feature bit)
* Enhanced IBRS (IBRS_ALL)
* CPU indicates ARCH_CAPABILITIES MSR availability: NO
* ARCH_CAPABILITIES MSR advertises IBRS_ALL capability: NO
@@ -40,8 +41,12 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* CPU/Hypervisor indicates L1D flushing is not necessary on this system: NO
* Hypervisor indicates host CPU might be vulnerable to RSB underflow (RSBA): NO
* CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDS_NO): NO
+ * CPU explicitly indicates not being vulnerable to TSX Asynchronous Abort (TAA_NO): NO
+ * CPU explicitly indicates not being vulnerable to iTLB Multihit (PSCHANGE_MSC_NO): NO
+ * CPU explicitly indicates having MSR for TSX control (TSX_CTRL_MSR): NO
+ * CPU supports Transactional Synchronization Extensions (TSX): NO
* CPU supports Software Guard Extensions (SGX): NO
- * CPU microcode is known to cause stability problems: NO (model 0x3f family 0x6 stepping 0x2 ucode 0x3d cpuid 0x306f2)
+ * CPU microcode is known to cause stability problems: NO (model 0x3f family 0x6 stepping 0x2 ucode 0x43 cpuid 0x306f2)
* CPU microcode is the latest known available version: awk: cannot open bash (No such file or directory)
UNKNOWN (latest microcode version for your CPU model is unknown)
* CPU vulnerability to the speculative execution attack variants
@@ -57,16 +62,18 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* Vulnerable to CVE-2018-12130 (ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)): YES
* Vulnerable to CVE-2018-12127 (RIDL, microarchitectural load port data sampling (MLPDS)): YES
* Vulnerable to CVE-2019-11091 (RIDL, microarchitectural data sampling uncacheable memory (MDSUM)): YES
+ * Vulnerable to CVE-2019-11135 (ZombieLoad V2, TSX Asynchronous Abort (TAA)): NO
+ * Vulnerable to CVE-2018-12207 (No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)): YES
CVE-2017-5753 aka Spectre Variant 1, bounds check bypass
- * Mitigated according to the /sys interface: YES (Mitigation: __user pointer sanitization)
+ * Mitigated according to the /sys interface: YES (Mitigation: usercopy/swapgs barriers and __user pointer sanitization)
* Kernel has array_index_mask_nospec: YES (1 occurrence(s) found of x86 64 bits array_index_mask_nospec())
* Kernel has the Red Hat/Ubuntu patch: NO
* Kernel has mask_nospec64 (arm64): NO
- > STATUS: NOT VULNERABLE (Mitigation: __user pointer sanitization)
+ > STATUS: NOT VULNERABLE (Mitigation: usercopy/swapgs barriers and __user pointer sanitization)
CVE-2017-5715 aka Spectre Variant 2, branch target injection
- * Mitigated according to the /sys interface: YES (Mitigation: Full generic retpoline, IBPB, IBRS_FW)
+ * Mitigated according to the /sys interface: YES (Mitigation: Full generic retpoline, IBPB: conditional, IBRS_FW, RSB filling)
* Mitigation 1
* Kernel is compiled with IBRS support: YES
* IBRS enabled and active: YES (for firmware code only)
@@ -120,19 +127,44 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
> STATUS: NOT VULNERABLE (this system is not running a hypervisor)
CVE-2018-12126 aka Fallout, microarchitectural store buffer data sampling (MSBDS)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT disabled)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: YES
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
CVE-2018-12130 aka ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT disabled)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: YES
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
CVE-2018-12127 aka RIDL, microarchitectural load port data sampling (MLPDS)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT disabled)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: YES
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
CVE-2019-11091 aka RIDL, microarchitectural data sampling uncacheable memory (MDSUM)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT disabled)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: YES
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
+
+ CVE-2019-11135 aka ZombieLoad V2, TSX Asynchronous Abort (TAA)
+ * Mitigated according to the /sys interface: YES (Not affected)
+ * TAA mitigation is supported by kernel: YES (found tsx_async_abort in kernel image)
+ * TAA mitigation enabled and active: NO
+ > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable)
+
+ CVE-2018-12207 aka No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)
+ * Mitigated according to the /sys interface: YES (KVM: Mitigation: Split huge pages)
+ * This system is a host running a hypervisor: NO
+ * iTLB Multihit mitigation is supported by kernel: YES (found itlb_multihit in kernel image)
+ * iTLB Multihit mitigation enabled and active: YES (KVM: Mitigation: Split huge pages)
+ > STATUS: NOT VULNERABLE (this system is not running a hypervisor)
- > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:KO CVE-2018-12130:KO CVE-2018-12127:KO CVE-2019-11091:KO
+ > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:OK CVE-2018-12130:OK CVE-2018-12127:OK CVE-2019-11091:OK CVE-2019-11135:OK CVE-2018-12207:OK
diff --git a/docs/report/introduction/test_environment_sut_meltspec_skx.rst b/docs/report/introduction/test_environment_sut_meltspec_skx.rst
index 15b098a9ce..abba5804b3 100644
--- a/docs/report/introduction/test_environment_sut_meltspec_skx.rst
+++ b/docs/report/introduction/test_environment_sut_meltspec_skx.rst
@@ -8,82 +8,89 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
::
- Spectre and Meltdown mitigation detection tool v0.42
+ Spectre and Meltdown mitigation detection tool v0.43
+ awk: cannot open bash (No such file or directory)
Checking for vulnerabilities on current system
- Kernel is Linux 4.15.0-46-generic #49-Ubuntu SMP Wed Feb 6 09:33:07 UTC 2019 x86_64
+ Kernel is Linux 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64
CPU is Intel(R) Xeon(R) Platinum 8180 CPU @ 2.50GHz
Hardware check
* Hardware support (CPU microcode) for mitigation techniques
- * Indirect Branch Restricted Speculation (IBRS)
- * SPEC_CTRL MSR is available: YES
- * CPU indicates IBRS capability: YES (SPEC_CTRL feature bit)
- * Indirect Branch Prediction Barrier (IBPB)
- * PRED_CMD MSR is available: YES
- * CPU indicates IBPB capability: YES (SPEC_CTRL feature bit)
- * Single Thread Indirect Branch Predictors (STIBP)
- * SPEC_CTRL MSR is available: YES
- * CPU indicates STIBP capability: YES (Intel STIBP feature bit)
- * Speculative Store Bypass Disable (SSBD)
- * CPU indicates SSBD capability: YES (Intel SSBD)
- * L1 data cache invalidation
- * FLUSH_CMD MSR is available: YES
- * CPU indicates L1D flush capability: YES (L1D flush feature bit)
- * Microarchitecture Data Sampling
- * VERW instruction is available: NO
- * Enhanced IBRS (IBRS_ALL)
- * CPU indicates ARCH_CAPABILITIES MSR availability: NO
- * ARCH_CAPABILITIES MSR advertises IBRS_ALL capability: NO
- * CPU explicitly indicates not being vulnerable to Meltdown/L1TF (RDCL_NO): NO
- * CPU explicitly indicates not being vulnerable to Variant 4 (SSB_NO): NO
- * CPU/Hypervisor indicates L1D flushing is not necessary on this system: NO
- * Hypervisor indicates host CPU might be vulnerable to RSB underflow (RSBA): NO
- * CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDS_NO): NO
- * CPU supports Software Guard Extensions (SGX): NO
- * CPU microcode is known to cause stability problems: NO (model 0x55 family 0x6 stepping 0x4 ucode 0x200004d cpuid 0x50654)
- * CPU microcode is the latest known available version: awk: cannot open bash (No such file or directory)
+ * Indirect Branch Restricted Speculation (IBRS)
+ * SPEC_CTRL MSR is available: YES
+ * CPU indicates IBRS capability: YES (SPEC_CTRL feature bit)
+ * Indirect Branch Prediction Barrier (IBPB)
+ * PRED_CMD MSR is available: YES
+ * CPU indicates IBPB capability: YES (SPEC_CTRL feature bit)
+ * Single Thread Indirect Branch Predictors (STIBP)
+ * SPEC_CTRL MSR is available: YES
+ * CPU indicates STIBP capability: YES (Intel STIBP feature bit)
+ * Speculative Store Bypass Disable (SSBD)
+ * CPU indicates SSBD capability: YES (Intel SSBD)
+ * L1 data cache invalidation
+ * FLUSH_CMD MSR is available: YES
+ * CPU indicates L1D flush capability: YES (L1D flush feature bit)
+ * Microarchitectural Data Sampling
+ * VERW instruction is available: YES (MD_CLEAR feature bit)
+ * Enhanced IBRS (IBRS_ALL)
+ * CPU indicates ARCH_CAPABILITIES MSR availability: NO
+ * ARCH_CAPABILITIES MSR advertises IBRS_ALL capability: NO
+ * CPU explicitly indicates not being vulnerable to Meltdown/L1TF (RDCL_NO): NO
+ * CPU explicitly indicates not being vulnerable to Variant 4 (SSB_NO): NO
+ * CPU/Hypervisor indicates L1D flushing is not necessary on this system: NO
+ * Hypervisor indicates host CPU might be vulnerable to RSB underflow (RSBA): NO
+ * CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDS_NO): NO
+ * CPU explicitly indicates not being vulnerable to TSX Asynchronous Abort (TAA_NO): NO
+ * CPU explicitly indicates not being vulnerable to iTLB Multihit (PSCHANGE_MSC_NO): NO
+ * CPU explicitly indicates having MSR for TSX control (TSX_CTRL_MSR): NO
+ * CPU supports Transactional Synchronization Extensions (TSX): YES (RTM feature bit)
+ * CPU supports Software Guard Extensions (SGX): NO
+ * CPU microcode is known to cause stability problems: NO (model 0x55 family 0x6 stepping 0x4 ucode 0x2000064 cpuid 0x50654)
+ * CPU microcode is the latest known available version: awk: cannot open bash (No such file or directory)
UNKNOWN (latest microcode version for your CPU model is unknown)
* CPU vulnerability to the speculative execution attack variants
- * Vulnerable to CVE-2017-5753 (Spectre Variant 1, bounds check bypass): YES
- * Vulnerable to CVE-2017-5715 (Spectre Variant 2, branch target injection): YES
- * Vulnerable to CVE-2017-5754 (Variant 3, Meltdown, rogue data cache load): YES
- * Vulnerable to CVE-2018-3640 (Variant 3a, rogue system register read): YES
- * Vulnerable to CVE-2018-3639 (Variant 4, speculative store bypass): YES
- * Vulnerable to CVE-2018-3615 (Foreshadow (SGX), L1 terminal fault): NO
- * Vulnerable to CVE-2018-3620 (Foreshadow-NG (OS), L1 terminal fault): YES
- * Vulnerable to CVE-2018-3646 (Foreshadow-NG (VMM), L1 terminal fault): YES
- * Vulnerable to CVE-2018-12126 (Fallout, microarchitectural store buffer data sampling (MSBDS)): YES
- * Vulnerable to CVE-2018-12130 (ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)): YES
- * Vulnerable to CVE-2018-12127 (RIDL, microarchitectural load port data sampling (MLPDS)): YES
- * Vulnerable to CVE-2019-11091 (RIDL, microarchitectural data sampling uncacheable memory (MDSUM)): YES
+ * Vulnerable to CVE-2017-5753 (Spectre Variant 1, bounds check bypass): YES
+ * Vulnerable to CVE-2017-5715 (Spectre Variant 2, branch target injection): YES
+ * Vulnerable to CVE-2017-5754 (Variant 3, Meltdown, rogue data cache load): YES
+ * Vulnerable to CVE-2018-3640 (Variant 3a, rogue system register read): YES
+ * Vulnerable to CVE-2018-3639 (Variant 4, speculative store bypass): YES
+ * Vulnerable to CVE-2018-3615 (Foreshadow (SGX), L1 terminal fault): NO
+ * Vulnerable to CVE-2018-3620 (Foreshadow-NG (OS), L1 terminal fault): YES
+ * Vulnerable to CVE-2018-3646 (Foreshadow-NG (VMM), L1 terminal fault): YES
+ * Vulnerable to CVE-2018-12126 (Fallout, microarchitectural store buffer data sampling (MSBDS)): YES
+ * Vulnerable to CVE-2018-12130 (ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)): YES
+ * Vulnerable to CVE-2018-12127 (RIDL, microarchitectural load port data sampling (MLPDS)): YES
+ * Vulnerable to CVE-2019-11091 (RIDL, microarchitectural data sampling uncacheable memory (MDSUM)): YES
+ * Vulnerable to CVE-2019-11135 (ZombieLoad V2, TSX Asynchronous Abort (TAA)): YES
+ * Vulnerable to CVE-2018-12207 (No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)): YES
CVE-2017-5753 aka Spectre Variant 1, bounds check bypass
- * Mitigated according to the /sys interface: YES (Mitigation: __user pointer sanitization)
+ * Mitigated according to the /sys interface: YES (Mitigation: usercopy/swapgs barriers and __user pointer sanitization)
* Kernel has array_index_mask_nospec: YES (1 occurrence(s) found of x86 64 bits array_index_mask_nospec())
* Kernel has the Red Hat/Ubuntu patch: NO
* Kernel has mask_nospec64 (arm64): NO
- > STATUS: NOT VULNERABLE (Mitigation: __user pointer sanitization)
+ > STATUS: NOT VULNERABLE (Mitigation: usercopy/swapgs barriers and __user pointer sanitization)
CVE-2017-5715 aka Spectre Variant 2, branch target injection
- * Mitigated according to the /sys interface: YES (Mitigation: Full generic retpoline, IBPB, IBRS_FW)
+ * Mitigated according to the /sys interface: YES (Mitigation: Full generic retpoline, IBPB: conditional, IBRS_FW, STIBP: conditional, RSB filling)
* Mitigation 1
- * Kernel is compiled with IBRS support: YES
- * IBRS enabled and active: YES (for firmware code only)
- * Kernel is compiled with IBPB support: YES
- * IBPB enabled and active: YES
+ * Kernel is compiled with IBRS support: YES
+ * IBRS enabled and active: YES (for firmware code only)
+ * Kernel is compiled with IBPB support: YES
+ * IBPB enabled and active: YES
* Mitigation 2
- * Kernel has branch predictor hardening (arm): NO
- * Kernel compiled with retpoline option: YES
- * Kernel compiled with a retpoline-aware compiler: YES (kernel reports full retpoline compilation)
- * Kernel supports RSB filling: YES
+ * Kernel has branch predictor hardening (arm): NO
+ * Kernel compiled with retpoline option: YES
+ * Kernel compiled with a retpoline-aware compiler: YES (kernel reports full retpoline compilation)
+ * Kernel supports RSB filling: YES
> STATUS: NOT VULNERABLE (Full retpoline + IBPB are mitigating the vulnerability)
CVE-2017-5754 aka Variant 3, Meltdown, rogue data cache load
* Mitigated according to the /sys interface: YES (Mitigation: PTI)
* Kernel supports Page Table Isolation (PTI): YES
- * PTI enabled and active: YES
- * Reduced performance impact of PTI: YES (CPU supports INVPCID, performance impact of PTI will be greatly reduced)
+ * PTI enabled and active: YES
+ * Reduced performance impact of PTI: YES (CPU supports INVPCID, performance impact of PTI will be greatly reduced)
* Running as a Xen PV DomU: NO
> STATUS: NOT VULNERABLE (Mitigation: PTI)
@@ -112,28 +119,53 @@ made public in 2018. Script is available on `Spectre & Meltdown Checker Github
* Information from the /sys interface: Mitigation: PTE Inversion; VMX: conditional cache flushes, SMT vulnerable
* This system is a host running a hypervisor: NO
* Mitigation 1 (KVM)
- * EPT is disabled: NO
+ * EPT is disabled: NO
* Mitigation 2
- * L1D flush is supported by kernel: YES (found flush_l1d in /proc/cpuinfo)
- * L1D flush enabled: YES (conditional flushes)
- * Hardware-backed L1D flush supported: YES (performance impact of the mitigation will be greatly reduced)
- * Hyper-Threading (SMT) is enabled: YES
+ * L1D flush is supported by kernel: YES (found flush_l1d in /proc/cpuinfo)
+ * L1D flush enabled: YES (conditional flushes)
+ * Hardware-backed L1D flush supported: YES (performance impact of the mitigation will be greatly reduced)
+ * Hyper-Threading (SMT) is enabled: YES
> STATUS: NOT VULNERABLE (this system is not running a hypervisor)
CVE-2018-12126 aka Fallout, microarchitectural store buffer data sampling (MSBDS)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT vulnerable)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: NO
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
CVE-2018-12130 aka ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT vulnerable)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: NO
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
CVE-2018-12127 aka RIDL, microarchitectural load port data sampling (MLPDS)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT vulnerable)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: NO
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
CVE-2019-11091 aka RIDL, microarchitectural data sampling uncacheable memory (MDSUM)
- * Kernel supports using MD_CLEAR mitigation: NO
- > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT vulnerable)
+ * Kernel supports using MD_CLEAR mitigation: YES (md_clear found in /proc/cpuinfo)
+ * Kernel mitigation is enabled and active: YES
+ * SMT is either mitigated or disabled: NO
+ > STATUS: NOT VULNERABLE (Your microcode and kernel are both up to date for this mitigation, and mitigation is enabled)
+
+ CVE-2019-11135 aka ZombieLoad V2, TSX Asynchronous Abort (TAA)
+ * Mitigated according to the /sys interface: YES (Mitigation: Clear CPU buffers; SMT vulnerable)
+ * TAA mitigation is supported by kernel: YES (found tsx_async_abort in kernel image)
+ * TAA mitigation enabled and active: YES (Mitigation: Clear CPU buffers; SMT vulnerable)
+ > STATUS: NOT VULNERABLE (Mitigation: Clear CPU buffers; SMT vulnerable)
+
+ CVE-2018-12207 aka No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)
+ * Mitigated according to the /sys interface: YES (KVM: Mitigation: Split huge pages)
+ * This system is a host running a hypervisor: NO
+ * iTLB Multihit mitigation is supported by kernel: YES (found itlb_multihit in kernel image)
+ * iTLB Multihit mitigation enabled and active: YES (KVM: Mitigation: Split huge pages)
+ > STATUS: NOT VULNERABLE (this system is not running a hypervisor)
- > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:KO CVE-2018-12130:KO CVE-2018-12127:KO CVE-2019-11091:KO
+ > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:OK CVE-2018-12130:OK CVE-2018-12127:OK CVE-2019-11091:OK CVE-2019-11135:OK CVE-2018-12207:OK
diff --git a/docs/report/introduction/test_environment_tg.rst b/docs/report/introduction/test_environment_tg.rst
index d49ea825bd..38dfb90070 100644
--- a/docs/report/introduction/test_environment_tg.rst
+++ b/docs/report/introduction/test_environment_tg.rst
@@ -9,7 +9,7 @@ TG Version
DPDK Version
~~~~~~~~~~~~
-DPDK v19.02
+DPDK v19.05
TG Build Script Used
~~~~~~~~~~~~~~~~~~~~
@@ -35,7 +35,7 @@ TG Startup Command
::
- $ sh -c 'cd <t-rex-install-dir>/scripts/ && sudo nohup ./t-rex-64 -i -c 7 > /tmp/trex.log 2>&1 &'> /dev/null
+ $ sh -c 'cd <t-rex-install-dir>/scripts/ && sudo nohup ./t-rex-64 -i -c 7 --prefix $(hostname) --hdrh > /tmp/trex.log 2>&1 &'> /dev/null
TG API Driver
~~~~~~~~~~~~~