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Re: Race conditions in 019_replslot_limit.pl - Mailing list pgsql-hackers

From Kyotaro Horiguchi
Subject Re: Race conditions in 019_replslot_limit.pl
Date
Msg-id 20220216.152227.2011857448174448615.horikyota.ntt@gmail.com
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In response to Re: Race conditions in 019_replslot_limit.pl  (Masahiko Sawada <sawada.mshk@gmail.com>)
Responses Re: Race conditions in 019_replslot_limit.pl  (Kyotaro Horiguchi <horikyota.ntt@gmail.com>)
Re: Race conditions in 019_replslot_limit.pl  (Masahiko Sawada <sawada.mshk@gmail.com>)
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At Wed, 16 Feb 2022 14:58:23 +0900, Masahiko Sawada <sawada.mshk@gmail.com> wrote in 
> Or it's possible that the process took a time to clean up the
> temporary replication slot?

Checkpointer may take ReplicationSlotControlLock. Dead lock between
ReplicationSlotCleanup and InvalidateObsoleteReplicationSlots
happened?

regards.

-- 
Kyotaro Horiguchi
NTT Open Source Software Center

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