On Mon, 2012-12-17 at 16:57 +0100, Baptiste LHOSTE wrote: > Hi everybody, > > I have trouble understanding some logs of postgreSQL. > > Here you can find a log from the auto-vacuum process : > > 2012-12-17 16:38:58 CET LOG: automatic vacuum of table > "flows.public.agg_t344_outgoing_a41_src_net_and_dst_net_f5": index scans: 0 > pages: 0 removed, 59820 remain > tuples: 0 removed, 5801752 remain > system usage: CPU 0.93s/0.95u sec elapsed 423.07 sec > > I am right to conclude that there is 5801752 available tuples in the previous > table ? > > If true, I am very confused because our table can not exceed 2592000 tuples > (We delete old ones). > > To be sure I tried to run the following query to count availables tuples : > > select count(*) from agg_t344_outgoing_a41_src_net_and_dst_net_f5; > count > --------- > 2584398 > (1 row) > > Can someone give me a clue ? >
It could be dead rows, still visible for other transactions. -- Guillaume http://blog.guillaume.lelarge.info http://www.dalibo.com -- Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin
