diff options
| author |   Tim Rozet <trozet@redhat.com> | 2016-09-02 14:44:47 -0400 |
|---|---|---|
| committer | Tim Rozet <trozet@redhat.com> | 2016-09-08 04:39:18 +0000 |
| commit | 6256b4f00397a2a08ffd60e6314ffaa320648942 (patch) | |
| tree | 8dfc433bb19b3c4804dd984fc063836b2e509e69 /build/build_perf_image.sh | |
| parent | 83e3a718e26ca42465a03c7d70eb241e82e45e1e (diff) | |
Fixes FDIO kernel settings
VPP was overriding kernel settings with its defaults for all deployments
by installing the VPP RPM. This removes that file, and sets the
settings appropriately for the FDIO scenarios only, based on number of
huge pages per profile.
JIRA: APEX-255
Change-Id: If39b220a7c34cbfd673afe1881c1a9bdb3fdc2e0
Signed-off-by: Tim Rozet <trozet@redhat.com>
Diffstat (limited to 'build/build_perf_image.sh')
| -rw-r--r-- | build/build_perf_image.sh | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/build/build_perf_image.sh b/build/build_perf_image.sh index a6ca066b..68a1804f 100644 --- a/build/build_perf_image.sh +++ b/build/build_perf_image.sh @@ -32,5 +32,12 @@ fi if [ "$CATEGORY" == "kernel" ]; then echo "${KEY}=${VALUE}" >> $ROLE-kernel_params.txt + if [[ "$dataplane" == 'fdio' && "$KEY" == 'hugepages' ]]; then + # set kernel hugepages params for fdio + LIBGUESTFS_BACKEND=direct virt-customize --run-command "echo vm.hugetlb_shm_group=0 >> /usr/lib/sysctl.d/00-system.conf" \ + --run-command "echo vm.max_map_count=$(printf "%.0f" $(echo 2.2*$VALUE | bc)) >> /usr/lib/sysctl.d/00-system.conf" \ + --run-command "echo kernel.shmmax==$((VALUE * 2 * 1024 * 1024)) >> /usr/lib/sysctl.d/00-system.conf" \ + -a ${IMAGE} + fi fi |