Kouhei Kaigai <kai...@ak.jp.nec.com> wrote: > long lbuckets;
> lbuckets = 1 << my_log2(hash_table_bytes / bucket_size); > Assert(nbuckets > 0); > In my case, the hash_table_bytes was 101017630802, and bucket_size was 48. > So, my_log2(hash_table_bytes / bucket_size) = 31, then lbuckets will have > negative number because both "1" and my_log2() is int32. > So, Min(lbuckets, max_pointers) chooses 0x80000000, then it was set on > the nbuckets and triggers the Assert(). > Attached patch fixes the problem. So you changed the literal of 1 to 1U, but doesn't that just double the threshold for failure? Wouldn't 1L (to match the definition of lbuckets) be better? -- Kevin Grittner EDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers