Re: reindex and copy - deadlock? - Mailing list pgsql-performance

From Tom Lane
Subject Re: reindex and copy - deadlock?
Date
Msg-id 13105.1088623982@sss.pgh.pa.us
Whole thread Raw
In response to Re: reindex and copy - deadlock?  (Litao Wu <litaowu@yahoo.com>)
Responses network address query
List pgsql-performance
Litao Wu <litaowu@yahoo.com> writes:
> Since there are multiple databases and
> there are 170 postgres processes this morning,
> 60 of them are access the problem database,
> and 57 of 60 are non-idle.

> We only need to gdb those 57 processes, or
> we need gdb 60 or 170?

Potentially the deadlock could be anywhere :-(.  You should definitely
not assume it must be one of the processes connected to the problem
database, because the buffer pool is cluster-wide.

Might be worth setting up a shell script to help.

            regards, tom lane

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