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https://issues.apache.org/jira/browse/ZOOKEEPER-2684?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15866318#comment-15866318
]
Ryan Zhang commented on ZOOKEEPER-2684:
---------------------------------------
Unfortunately, this is only half of the story. I tested the build and see the
following crash
atla-avu-37-sr1.prod.twttr.net: 2017-02-14 15:04:06,180 - ERROR
[CommitProcessor:5] - Severe unrecoverable error, from thread :
CommitProcessor:5
atla-avu-37-sr1.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-avu-37-sr1.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cbn-19-sr1.prod.twttr.net:
atla-cbn-19-sr1.prod.twttr.net: 2017-02-14 17:55:04,020 - ERROR
[CommitProcessor:3] - Severe unrecoverable error, from thread :
CommitProcessor:3
atla-cbn-19-sr1.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cbn-19-sr1.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cbn-19-sr1.prod.twttr.net: 2017-02-14 18:02:12,019 - ERROR
[CommitProcessor:3] - Got request sessionid:0x30069d48d4909da type:error
cxid:0x9ca zxid:0x38204ef60ad txntype:-1 reqpath:n/a
atla-cbn-19-sr1.prod.twttr.net: but we are expecting request
sessionid:0x30069d48d4909da type:create cxid:0x9c9 zxid:0xfffffffffffffffe
txntype:unknown reqpath:/loadgen/load_
atla-cbn-19-sr1.prod.twttr.net:
atla-cbn-19-sr1.prod.twttr.net: 2017-02-14 18:02:12,019 - ERROR
[CommitProcessor:3] - Severe unrecoverable error, from thread :
CommitProcessor:3
atla-cbn-19-sr1.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cbn-19-sr1.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cbo-26-sr4.prod.twttr.net:
atla-cbo-26-sr4.prod.twttr.net: 2017-02-14 17:55:42,323 - ERROR
[CommitProcessor:4] - Severe unrecoverable error, from thread :
CommitProcessor:4
atla-cbo-26-sr4.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cbo-26-sr4.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cbo-26-sr4.prod.twttr.net: 2017-02-14 18:12:25,515 - ERROR
[CommitProcessor:4] - Got request sessionid:0x40069edcb5b7b7f type:create
cxid:0x36 zxid:0x38205009d26 txntype:1 reqpath:n/a
atla-cbo-26-sr4.prod.twttr.net: but we are expecting request
sessionid:0x40069edcb5b7b7f type:delete cxid:0x30 zxid:0xfffffffffffffffe
txntype:unknown reqpath:/loadgen/load_1759491424
atla-cbo-26-sr4.prod.twttr.net:
atla-cbo-26-sr4.prod.twttr.net: 2017-02-14 18:12:25,516 - ERROR
[CommitProcessor:4] - Severe unrecoverable error, from thread :
CommitProcessor:4
atla-cbo-26-sr4.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cbo-26-sr4.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cbs-11-sr2.prod.twttr.net:
atla-cbs-11-sr2.prod.twttr.net: 2017-02-14 17:58:06,370 - ERROR
[CommitProcessor:2] - Severe unrecoverable error, from thread :
CommitProcessor:2
atla-cbs-11-sr2.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cbs-11-sr2.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cbs-11-sr2.prod.twttr.net: 2017-02-14 18:09:41,178 - ERROR
[CommitProcessor:2] - Got request sessionid:0x20069efe2da8afa type:error
cxid:0x295 zxid:0x38204fc2277 txntype:-1 reqpath:n/a
atla-cbs-11-sr2.prod.twttr.net: but we are expecting request
sessionid:0x20069efe2da8afa type:delete cxid:0x291 zxid:0xfffffffffffffffe
txntype:unknown reqpath:/loadgen/load_1759352322
atla-cbs-11-sr2.prod.twttr.net:
atla-cbs-11-sr2.prod.twttr.net: 2017-02-14 18:09:41,178 - ERROR
[CommitProcessor:2] - Severe unrecoverable error, from thread :
CommitProcessor:2
atla-cbs-11-sr2.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cbs-11-sr2.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cdc-11-sr2.prod.twttr.net:
atla-cdc-11-sr2.prod.twttr.net: 2017-02-14 17:50:49,359 - ERROR
[CommitProcessor:1] - Severe unrecoverable error, from thread :
CommitProcessor:1
atla-cdc-11-sr2.prod.twttr.net:
org.apache.zookeeper.KeeperException$RuntimeInconsistencyException:
KeeperErrorCode = RuntimeInconsistency
atla-cdc-11-sr2.prod.twttr.net: at
org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:276)
atla-cdc-11-sr2.prod.twttr.net: 2017-02-14 18:03:46,193 - ERROR
[CommitProcessor:1] - Got request sessionid:0x10038835caa7017 type:create
cxid:0x21 zxid:0x38204f21112 txntype:1 reqpath:n/a
atla-cdc-11-sr2.prod.twttr.net: but we are expecting request
sessionid:0x10038835caa7017 type:delete cxid:0x1d zxid:0xfffffffffffffffe
txntype:unknown reqpath:/loadgen/load_1758999588
Stay tuned, I am adding back the verbose logs
> Fix a crashing bug in the mixed workloads commit processor
> ----------------------------------------------------------
>
> Key: ZOOKEEPER-2684
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2684
> Project: ZooKeeper
> Issue Type: Bug
> Components: server
> Affects Versions: 3.6.0
> Environment: with pretty heavy load on a real cluster
> Reporter: Ryan Zhang
> Assignee: Ryan Zhang
> Priority: Blocker
> Attachments: ZOOKEEPER-2684.patch
>
>
> We deployed our build with ZOOKEEPER-2024 and it quickly started to crash
> with the following error
> atla-buh-05-sr1.prod.twttr.net: 2017-01-18 22:24:42,305 - ERROR
> [CommitProcessor:2]
> -org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:268)
> – Got cxid 0x119fa expected 0x11fc5 for client session id 1009079ba470055
> atla-buh-05-sr1.prod.twttr.net: 2017-01-18 22:32:04,746 - ERROR
> [CommitProcessor:2]
> -org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:268)
> – Got cxid 0x698 expected 0x928 for client session id 4002eeb3fd0009d
> atla-buh-05-sr1.prod.twttr.net: 2017-01-18 22:34:46,648 - ERROR
> [CommitProcessor:2]
> -org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:268)
> – Got cxid 0x8904 expected 0x8f34 for client session id 51b8905c90251
> atla-buh-05-sr1.prod.twttr.net: 2017-01-18 22:43:46,834 - ERROR
> [CommitProcessor:2]
> -org.apache.zookeeper.server.quorum.CommitProcessor.run(CommitProcessor.java:268)
> – Got cxid 0x3a8d expected 0x3ebc for client session id 2051af11af900cc
> clearly something is not right in the new commit processor per session queue
> implementation.
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