"Sergey E. Koposov" <math(at)sai(dot)msu(dot)ru> writes:
> Actually, in the log file I also see some messages about has_seq_search:
> ERROR: too many active hash_seq_search scans
> ERROR: too many active hash_seq_search scans
> ERROR: too many active hash_seq_search scans
BTW, I just made a commit to include the hash table name in this
message. Could you update src/backend/utils/hash/dynahash.c and retry
the test? I suspect it'll say the bgwriter's pending-ops table, but
we should verify that.
regards, tom lane