[jira] [Commented] (IGNITE-10455) MVCC: Tx timeout can cause update counters inconsistency.

["Ivan Pavlukhin (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/IGNITE-10455?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16751121#comment-16751121 ] 

Ivan Pavlukhin commented on IGNITE-10455:
-----------------------------------------

Checked on https://github.com/apache/ignite/commit/4ea443ceffa4445003aa5c8448017eb430cedff3 Test failure reproduces with clam that hash sum is inconsistent between partition replicas.

> MVCC: Tx timeout can cause update counters inconsistency. 
> ----------------------------------------------------------
>
>                 Key: IGNITE-10455
>                 URL: https://issues.apache.org/jira/browse/IGNITE-10455
>             Project: Ignite
>          Issue Type: Bug
>          Components: mvcc
>            Reporter: Roman Kondakov
>            Assignee: Ivan Pavlukhin
>            Priority: Major
>              Labels: mvcc_stabilization_stage_1, transactions
>             Fix For: 2.8
>
>
> When transaction is rolled back on backup on prepare step, it could lead to update counters inconsistency between primary and backup. We need to fix backup counters update.
> Reproducer: {{TxWithSmallTimeoutAndContentionOneKeyTest#test}} with enabled MVCC.



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