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Increase raft ElectionTick to 10xHeartbeatTick

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Signed-off-by: Anshul Pundir <anshul.pundir@docker.com>
This commit is contained in:
Anshul Pundir 2018-03-22 15:04:10 -07:00
parent 766d9edf39
commit 6abee2008b
1 changed files with 5 additions and 2 deletions
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7
daemon/cluster/noderunner.go
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@ -124,8 +124,11 @@ func (n *nodeRunner) start(conf nodeStartConfig) error {
n.cluster.config.Backend, n.cluster.config.Backend,
n.cluster.config.PluginBackend, n.cluster.config.PluginBackend,
n.cluster.config.ImageBackend), n.cluster.config.ImageBackend),
HeartbeatTick: 1, HeartbeatTick: 1,
ElectionTick: 3, // Recommended value in etcd/raft is 10 x (HeartbeatTick).
// Lower values were seen to have caused instability because of
// frequent leader elections when running on flakey networks.
ElectionTick: 10,
UnlockKey: conf.lockKey, UnlockKey: conf.lockKey,
AutoLockManagers: conf.autolock, AutoLockManagers: conf.autolock,
PluginGetter: n.cluster.config.Backend.PluginGetter(), PluginGetter: n.cluster.config.Backend.PluginGetter(),