Re: last_analyze/last_vacuum not being updated

On 6/8/15 3:16 PM, Peter Eisentraut wrote:
> I'm looking at a case on 9.4.1 where the last_analyze and last_vacuum
> stats for a handful of tables seem stuck.  They don't update after
> running an ANALYZE or VACUUM command, and they don't react to
> pg_stat_reset_single_table_counters().  All of the affected tables are
> system catalogs, some shared, some not.  Other system catalogs and other
> tables have their statistics updated normally.  Any ideas (before I try
> to blow it away)?

This issue somehow went away before I had time to analyze it further,
which is weird in itself.  But now I have seen a segfault on a
completely different 9.4 instance while querying pg_stat_databases.
Could be bad luck.  But if others are seeing weird stats collector
behavior in 9.4, please share.