Sergey Konoplev wrote: > On Mon, Dec 30, 2013 at 12:27 AM, Albe Laurenz <laurenz.albe@xxxxxxxxxx> wrote: >> Joe Van Dyk wrote: >>> If I run "COPY (select * from complicate_view) to stdout" on the standby, I've noticed that sometimes >>> halts replication updates to the slave. >>> >>> For example, that's happening right now and "now() - pg_last_xact_replay_timestamp()" is 22 minutes. >>> There's many transactions per second being committed on the master. Once that query is canceled, the >>> slave catches up immediately. >> >> You have hot_standby_feedback = on, right? >> >> In that case that is expected behaviour. >> Some change on the master conflicted with the query on the standby, >> perhaps with a tuple cleaned up after a HOT update. Replication will >> stall until the query is done. > > IIRC, the applying process is paused but the receiving one is going on > in this case, isn't it? Frankly, I don't know. Yours, Laurenz Albe -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general