Em seg, 6 de mai de 2019 às 20:04, James Tomson <james@pushd.com> escreveu:
>
> ourdb=> SELECT pid, state, age(query_start, clock_timestamp()), usename, query FROM pg_stat_activity WHERE query !=
'<IDLE>'AND state != 'idle' ORDER BY age limit 100;
> ERROR: invalid memory alloc request size 1652113408
>
That is because it is limited to 1GB - 1.
> Maybe this has to do with us setting track_activity_query_size=102400? Is there a known safe maximum for that, or
couldthere be some other problem?
>
Question is: why do you want to return such a big query text? That's
impractical for admin/monitoring tools. We can usually identify a
query with 1024 bytes (that is the default).
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