Hi Igniters, Ivan, To my mind it is not a bug. Ignite would be able to restore memory state without waiting checkpoint to be completed. Note checkpoint may be very long running operation.
Sincerely, Dmitriy Pavlov вт, 15 мая 2018 г. в 15:35, Ivan Artukhov (JIRA) <j...@apache.org>: > Ivan Artukhov created IGNITE-8497: > ------------------------------------- > > Summary: Ignite stops the node in the middle of checkpointing > upon receiving a SIGINT > Key: IGNITE-8497 > URL: https://issues.apache.org/jira/browse/IGNITE-8497 > Project: Ignite > Issue Type: Bug > Components: persistence > Affects Versions: 2.4 > Environment: Ubuntu 17.10 > Reporter: Ivan Artukhov > Attachments: example-cache.xml, srv.1.log, srv.2.log > > *Steps* > Start Ignite server node with enabled PDS (see the attached > [^example-cache.xml] config file) > Activate the cluster with _./bin/control.sh --activate_ > Put some data into cluster (with _CachePutGetExample.java_ for example) > Stop Ignite server node with SIGINT > > *Actual result* > Ignite server node invokes the shutdown hook, checkpoint procedure starts, > but Ignite node *does not wait for checkpoint to finish* and terminates the > node. > > An excerpt from [^srv.1.log] : > {noformat} > [2018-05-15 15:20:59,976][INFO ][Thread-3][G] Invoking shutdown hook... > [2018-05-15 15:20:59,979][INFO ][Thread-3][GridTcpRestProtocol] Command > protocol successfully stopped: TCP binary > [2018-05-15 15:20:59,998][INFO > ][db-checkpoint-thread-#50][GridCacheDatabaseSharedManager] Checkpoint > started [checkpointId=f0dde95a-6027-40dd-b3f3-4311aa8508c3, > startPtr=FileWALPointer [idx=0, fileOff=460751, len=40871], > checkpointLockWait=0ms, checkpointLockHoldTime=6ms, pages=167, > reason='timeout'] > [2018-05-15 15:21:00,011][INFO ][Thread-3][GridCacheProcessor] Stopped > cache [cacheName=default] > [2018-05-15 15:21:00,011][INFO ][Thread-3][GridCacheProcessor] Stopped > cache [cacheName=ignite-sys-cache] > [2018-05-15 15:21:00,012][INFO ][Thread-3][GridCacheProcessor] Stopped > cache [cacheName=CachePutGetExample] > [2018-05-15 15:21:00,049][INFO ][Thread-3][IgniteKernal] > > >>> +-----------------------------------------------------+ > >>> Ignite ver. 2.4.0-SNAPSHOT#19700101-sha1:DEV stopped OK > >>> +-----------------------------------------------------+ > >>> Grid uptime: 00:00:36.228 > {noformat} > > When one starts the node again, the following warning appears in the log ( > [^srv.2.log] ): > {noformat} > [2018-05-15 15:21:39,848][WARN ][main][GridCacheDatabaseSharedManager] > Ignite node stopped in the middle of checkpoint. Will restore memory state > and finish checkpoint on node start. > {noformat} > > > > -- > This message was sent by Atlassian JIRA > (v7.6.3#76005) >
