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| author |   Peter Mikus <pmikus@cisco.com> | 2017-07-11 14:44:13 +0200 |
|---|---|---|
| committer | Peter Mikus <pmikus@cisco.com> | 2017-07-11 14:44:13 +0200 |
| commit | c288339208b92eaed60f5c01866d6dec3675314a (patch) | |
| tree | 6ea5425c046b08f5e53a2f0d983334feba42e119 /resources/tools/testbed-setup/playbooks | |
| parent | 71c7b4a491fece7940c6e8b2c1e5b7d57390f7c8 (diff) | |
Add IRQ/RCU/Writeback pinning to ansible
Change-Id: I650d9cb1ee44b6fa7cee79a86dad2b515256b239
Signed-off-by: Peter Mikus <pmikus@cisco.com>
Diffstat (limited to 'resources/tools/testbed-setup/playbooks')
| -rw-r--r-- | resources/tools/testbed-setup/playbooks/01-host-setup.yaml | 15 |
1 files changed, 15 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 8fa9d66799..4401fbb958 100644 --- a/resources/tools/testbed-setup/playbooks/01-host-setup.yaml +++ b/resources/tools/testbed-setup/playbooks/01-host-setup.yaml @@ -101,6 +101,21 @@ copy: src=files/requirements.txt dest=/tmp/requirements.txt - name: Install PIP requirements pip: requirements=/tmp/requirements.txt + - name: IRQ pinning + lineinfile: + dest: /etc/rc.local + insertbefore: '^exit 0' + line: 'for l in `ls /proc/irq`; do echo 1 | sudo tee /proc/irq/$l/smp_affinity; done' + - name: RCU pinning + lineinfile: + dest: /etc/rc.local + insertbefore: '^exit 0' + line: 'for i in `pgrep rcu[^c]` ; do sudo taskset -pc 0 $i ; done' + - name: CPU writeback mask + lineinfile: + dest: /etc/rc.local + insertbefore: '^exit 0' + line: 'echo 1 | sudo tee /sys/bus/workqueue/devices/writeback/cpumask' - hosts: tg remote_user: testuser sudo: yes |