diff options
| author |   pmikus <pmikus@cisco.com> | 2016-10-04 13:31:25 +0100 |
|---|---|---|
| committer | Peter Mikus <pmikus@cisco.com> | 2016-10-05 04:11:02 +0000 |
| commit | 6f13d6a900a423219af4d9f947f8f584635c520e (patch) | |
| tree | 9ee4e48c0790be3b378a2d9216595bdb29fe76ad /resources/tools | |
| parent | db5622a08830a8f6cd2a3955f7cced99e1705ec5 (diff) | |
CSIT-429: Add hugepages configuration to ansible-host
- Add sysctl configuration to allocate HugePages into ansible SUT host
section
Change-Id: Iba6e9da1d92b4ddbc04a99817e098306e68c179d
Signed-off-by: pmikus <pmikus@cisco.com>
Diffstat (limited to 'resources/tools')
| -rw-r--r-- | resources/tools/testbed-setup/playbooks/01-host-setup.yaml | 2 | ||||
| -rw-r--r-- | resources/tools/testbed-setup/playbooks/files/90-csit | 16 |
2 files changed, 18 insertions, 0 deletions
diff --git a/resources/tools/testbed-setup/playbooks/01-host-setup.yaml b/resources/tools/testbed-setup/playbooks/01-host-setup.yaml index 4640260a2d..b4907c6d45 100644 --- a/resources/tools/testbed-setup/playbooks/01-host-setup.yaml +++ b/resources/tools/testbed-setup/playbooks/01-host-setup.yaml @@ -79,6 +79,8 @@ remote_user: testuser sudo: yes tasks: + - name: copy sysctl file + template: src=files/90-csit dest=/etc/sysctl.d/90-csit.conf owner=root group=root mode=644 - name: Install dkms apt: name=dkms state=present - name: isolcpus and pstate parameter diff --git a/resources/tools/testbed-setup/playbooks/files/90-csit b/resources/tools/testbed-setup/playbooks/files/90-csit new file mode 100644 index 0000000000..b9e0b0fbab --- /dev/null +++ b/resources/tools/testbed-setup/playbooks/files/90-csit @@ -0,0 +1,16 @@ +# Number of 2MB hugepages desired
+vm.nr_hugepages=4096
+
+# Must be greater than or equal to (2 * vm.nr_hugepages).
+vm.max_map_count=20000
+
+# All groups allowed to access hugepages
+vm.hugetlb_shm_group=0
+
+# Shared Memory Max must be greator or equal to the total size of hugepages.
+# For 2MB pages, TotalHugepageSize = vm.nr_hugepages * 2 * 1024 * 1024
+# If the existing kernel.shmmax setting (cat /sys/proc/kernel/shmmax)
+# is greater than the calculated TotalHugepageSize then set this parameter
+# to current shmmax value.
+kernel.shmmax=8589934592
+
|