diff options
Diffstat (limited to 'docs/report/introduction/test_environment_sut_conf_1.rst')
| -rw-r--r-- | docs/report/introduction/test_environment_sut_conf_1.rst | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/docs/report/introduction/test_environment_sut_conf_1.rst b/docs/report/introduction/test_environment_sut_conf_1.rst deleted file mode 100644 index 63ff50205d..0000000000 --- a/docs/report/introduction/test_environment_sut_conf_1.rst +++ /dev/null @@ -1,66 +0,0 @@ -SUT Settings - Linux --------------------- - -System provisioning is done by combination of PXE boot unattented -install and -`Ansible <https://www.ansible.com>`_ described in `CSIT Testbed Setup`_. - -Below a subset of the running configuration: - -1. Ubuntu 18.04.2 LTS - -:: - - $ lsb_release -a - No LSB modules are available. - Distributor ID: Ubuntu - Description: Ubuntu 18.04.2 LTS - Release: 18.04 - Codename: bionic - -Linux Boot Parameters -~~~~~~~~~~~~~~~~~~~~~ - -- **isolcpus=<cpu number>-<cpu number>** used for all cpu cores apart from - first core of each socket used for running VPP worker threads and Qemu/LXC - processes - https://www.kernel.org/doc/Documentation/admin-guide/kernel-parameters.txt -- **intel_pstate=disable** - [X86] Do not enable intel_pstate as the default - scaling driver for the supported processors. Intel P-State driver decide what - P-state (CPU core power state) to use based on requesting policy from the - cpufreq core. [X86 - Either 32-bit or 64-bit x86] - https://www.kernel.org/doc/Documentation/cpu-freq/intel-pstate.txt -- **nohz_full=<cpu number>-<cpu number>** - [KNL,BOOT] In kernels built with - CONFIG_NO_HZ_FULL=y, set the specified list of CPUs whose tick will be stopped - whenever possible. The boot CPU will be forced outside the range to maintain - the timekeeping. The CPUs in this range must also be included in the - rcu_nocbs= set. Specifies the adaptive-ticks CPU cores, causing kernel to - avoid sending scheduling-clock interrupts to listed cores as long as they have - a single runnable task. [KNL - Is a kernel start-up parameter, SMP - The - kernel is an SMP kernel]. - https://www.kernel.org/doc/Documentation/timers/NO_HZ.txt -- **rcu_nocbs** - [KNL] In kernels built with CONFIG_RCU_NOCB_CPU=y, set the - specified list of CPUs to be no-callback CPUs, that never queue RCU callbacks - (read-copy update). - https://www.kernel.org/doc/Documentation/admin-guide/kernel-parameters.txt -- **numa_balancing=disable** - [KNL,X86] Disable automatic NUMA balancing. -- **intel_iommu=enable** - [DMAR] Enable Intel IOMMU driver (DMAR) option. -- **iommu=on, iommu=pt** - [x86, IA-64] Disable IOMMU bypass, using IOMMU for - PCI devices. -- **nmi_watchdog=0** - [KNL,BUGS=X86] Debugging features for SMP kernels. Turn - hardlockup detector in nmi_watchdog off. -- **nosoftlockup** - [KNL] Disable the soft-lockup detector. -- **tsc=reliable** - Disable clocksource stability checks for TSC. - [x86] reliable: mark tsc clocksource as reliable, this disables clocksource - verification at runtime, as well as the stability checks done at bootup. - Used to enable high-resolution timer mode on older hardware, and in - virtualized environment. -- **hpet=disable** - [X86-32,HPET] Disable HPET and use PIT instead. - -Hugepages Configuration -~~~~~~~~~~~~~~~~~~~~~~~ - -Huge pages are managed 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. |