Marcin Inkielman <marn@wsisiz.edu.pl> writes:
> NOTICE: FlushRelationBuffers(osoby, 182): block 186 is referenced
> (private 0, global 3)
> FATAL 1: VACUUM (vc_repair_frag): FlushRelationBuffers returned -2
(and similar reports from other people)
I think the source of this problem has finally been identified.
See the patch I just posted on pgsql-patches.
regards, tom lane