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Set kernel.softlockup_panic =1 based on the flag.

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This commit is contained in:
Dawn Chen 2016-12-02 16:09:16 -08:00
parent 2212c421f6
commit 38a63e388d
5 changed files with 24 additions and 0 deletions
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1
cluster/common.sh
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@ -627,6 +627,7 @@ NETWORK_PROVIDER: $(yaml-quote ${NETWORK_PROVIDER:-})
NETWORK_POLICY_PROVIDER: $(yaml-quote ${NETWORK_POLICY_PROVIDER:-}) NETWORK_POLICY_PROVIDER: $(yaml-quote ${NETWORK_POLICY_PROVIDER:-})
PREPULL_E2E_IMAGES: $(yaml-quote ${PREPULL_E2E_IMAGES:-}) PREPULL_E2E_IMAGES: $(yaml-quote ${PREPULL_E2E_IMAGES:-})
HAIRPIN_MODE: $(yaml-quote ${HAIRPIN_MODE:-}) HAIRPIN_MODE: $(yaml-quote ${HAIRPIN_MODE:-})
SOFTLOCKUP_PANIC: $(yaml-quote ${SOFTLOCKUP_PANIC:-})
OPENCONTRAIL_TAG: $(yaml-quote ${OPENCONTRAIL_TAG:-}) OPENCONTRAIL_TAG: $(yaml-quote ${OPENCONTRAIL_TAG:-})
OPENCONTRAIL_KUBERNETES_TAG: $(yaml-quote ${OPENCONTRAIL_KUBERNETES_TAG:-}) OPENCONTRAIL_KUBERNETES_TAG: $(yaml-quote ${OPENCONTRAIL_KUBERNETES_TAG:-})
OPENCONTRAIL_PUBLIC_SUBNET: $(yaml-quote ${OPENCONTRAIL_PUBLIC_SUBNET:-}) OPENCONTRAIL_PUBLIC_SUBNET: $(yaml-quote ${OPENCONTRAIL_PUBLIC_SUBNET:-})

4
cluster/gce/config-default.sh
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@ -173,3 +173,7 @@ SCHEDULING_ALGORITHM_PROVIDER="${SCHEDULING_ALGORITHM_PROVIDER:-}"
# Optional: install a default StorageClass # Optional: install a default StorageClass
ENABLE_DEFAULT_STORAGE_CLASS="${ENABLE_DEFAULT_STORAGE_CLASS:-true}" ENABLE_DEFAULT_STORAGE_CLASS="${ENABLE_DEFAULT_STORAGE_CLASS:-true}"
# TODO(dawn1107): Remove this once the flag is built into CVM image.
# Kernel panic upon soft lockup issue
SOFTLOCKUP_PANIC="${SOFTLOCKUP_PANIC:-false}" # true, false

4
cluster/gce/config-test.sh
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@ -210,3 +210,7 @@ SCHEDULING_ALGORITHM_PROVIDER="${SCHEDULING_ALGORITHM_PROVIDER:-}"
# Optional: install a default StorageClass # Optional: install a default StorageClass
ENABLE_DEFAULT_STORAGE_CLASS="${ENABLE_DEFAULT_STORAGE_CLASS:-true}" ENABLE_DEFAULT_STORAGE_CLASS="${ENABLE_DEFAULT_STORAGE_CLASS:-true}"
# TODO(dawn1107): Remove this once the flag is built into CVM image.
# Kernel panic upon soft lockup issue
SOFTLOCKUP_PANIC="${SOFTLOCKUP_PANIC:-true}" # true, false

1
cluster/gce/configure-vm.sh
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@ -446,6 +446,7 @@ admission_control: '$(echo "$ADMISSION_CONTROL" | sed -e "s/'/''/g")'
network_provider: '$(echo "$NETWORK_PROVIDER" | sed -e "s/'/''/g")' network_provider: '$(echo "$NETWORK_PROVIDER" | sed -e "s/'/''/g")'
prepull_e2e_images: '$(echo "$PREPULL_E2E_IMAGES" | sed -e "s/'/''/g")' prepull_e2e_images: '$(echo "$PREPULL_E2E_IMAGES" | sed -e "s/'/''/g")'
hairpin_mode: '$(echo "$HAIRPIN_MODE" | sed -e "s/'/''/g")' hairpin_mode: '$(echo "$HAIRPIN_MODE" | sed -e "s/'/''/g")'
softlockup_panic: '$(echo "$SOFTLOCKUP_PANIC" | sed -e "s/'/''/g")'
opencontrail_tag: '$(echo "$OPENCONTRAIL_TAG" | sed -e "s/'/''/g")' opencontrail_tag: '$(echo "$OPENCONTRAIL_TAG" | sed -e "s/'/''/g")'
opencontrail_kubernetes_tag: '$(echo "$OPENCONTRAIL_KUBERNETES_TAG")' opencontrail_kubernetes_tag: '$(echo "$OPENCONTRAIL_KUBERNETES_TAG")'
opencontrail_public_subnet: '$(echo "$OPENCONTRAIL_PUBLIC_SUBNET")' opencontrail_public_subnet: '$(echo "$OPENCONTRAIL_PUBLIC_SUBNET")'

14
cluster/saltbase/salt/docker/init.sls
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@ -261,6 +261,20 @@ net.ipv4.ip_forward:
sysctl.present: sysctl.present:
- value: 1 - value: 1
{% if pillar.get('softlockup_panic', '').lower() == 'true' %}
# TODO(dchen1107) Remove this once kernel.softlockup_panic is built into the CVM image.
/etc/sysctl.conf:
file.append:
- text:
- "kernel.softlockup_panic = 1"
- "kernel.softlockup_all_cpu_backtrace = 1"
'sysctl-reload':
cmd.run:
- name: 'sysctl --system'
- unless: 'sysctl -a | grep "kernel.softlockup_panic = 1"'
{% endif %}
{{ environment_file }}: {{ environment_file }}:
file.managed: file.managed:
- source: salt://docker/docker-defaults - source: salt://docker/docker-defaults