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MDEV-30551 InnoDB recovery hangs when buffer pool ran out of memory

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- During non-last batch of multi-batch recovery, InnoDB holds
log_sys.mutex and preallocates the block which may intiate
page flush, which may initiate log flush, which requires
log_sys.mutex to acquire again. This leads to assert failure.
So InnoDB recovery should release log_sys.mutex before
preallocating the block.
This commit is contained in:
Thirunarayanan Balathandayuthapani
2023-02-14 14:35:35 +05:30
parent badf6de171
commit 3eea2e8e10
4 changed files with 28 additions and 3 deletions
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mysql-test/suite/innodb/r/alter_copy.result
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@@ -51,7 +51,7 @@ ADD INDEX(a,b,d), ADD INDEX(a,d,b), ADD INDEX(b,c,d), ADD INDEX(b,d,c),
ALGORITHM=COPY;
connection default;
SET DEBUG_SYNC='now WAIT_FOR hung';
# restart: --innodb-force-recovery=3
# restart: --innodb-force-recovery=3 --debug_dbug=+d,recv_ran_out_of_buffer
disconnect hang;
#sql-alter.frm
#sql-alter.ibd