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Sergey Chugunov commented on IGNITE-13577: ------------------------------------------ [~ivandasch], Tests of Zookeeper with the change look fine: [Zookeeper Discovery 1|https://ci.ignite.apache.org/buildConfiguration/IgniteTests24Java8_ZooKeeperDiscovery1/5706049?focusLine=0], [Zookeeper Discovery 2|https://ci.ignite.apache.org/buildConfiguration/IgniteTests24Java8_ZooKeeperDiscovery2/5706051?focusLine=0], [Zookeeper Discovery 3|https://ci.ignite.apache.org/buildConfiguration/IgniteTests24Java8_ZooKeeperDiscovery3/5706053?focusLine=0], [Zookeeper Discovery 4|https://ci.ignite.apache.org/buildConfiguration/IgniteTests24Java8_ZooKeeperDiscovery4/5706055?focusLine=0]. Change looks good to me, so I merged it to master in commit *6d9785706e4a7ca0edeccc32dc6fdf34f9143956*. > Add support to graceful shutdown for ZookeeperDiscoverySpi > ---------------------------------------------------------- > > Key: IGNITE-13577 > URL: https://issues.apache.org/jira/browse/IGNITE-13577 > Project: Ignite > Issue Type: Improvement > Components: zookeeper > Reporter: Ivan Daschinskiy > Assignee: Ivan Daschinskiy > Priority: Major > Labels: zookeeper > Fix For: 2.10 > > Time Spent: 10m > Remaining Estimate: 0h > > Proposed design: > *LN* -- node that performs graceful shutdown > *CRD* -- Leader (coordinator) of Ignite cluster > *N* -- Other nodes of Ignite cluster. > # *LN* create PERSISTENT *flag* znode with path /<root>/sf/<node_id> > # *LN* delete own znode in /<root>/n as usual. > # *CRD* receives notification and check if exists *flag* for this node > # *CRD* generate NODE_LEFT event with flag fail=false, otherwise fail=true > # *CRD* save event as usual, then delete *flag*. > # *CRD* and *N* process events as usual. -- This message was sent by Atlassian Jira (v8.3.4#803005)