On Wed, Jan 15, 2014 at 5:58 PM, Amit Kapila <amit.kapil...@gmail.com> wrote: > On Fri, Jan 10, 2014 at 9:12 PM, Robert Haas <robertmh...@gmail.com> wrote: > > Performance Data > ----------------------------- > Non-default settings: > autovacuum =off > checkpoint_segments =128 > checkpoint_timeout = 10min > > Unpatched > ------------------- > testname | wal_generated | > duration > ----------------------------------------------------------+----------------------+------------------ > one short and one long field, no change | 1054923224 | 33.101135969162 > > After pgrb_delta_encoding_v4 > --------------------------------------------- > > testname | wal_generated | > duration > ----------------------------------------------------------+----------------------+------------------ > one short and one long field, no change | 877859144 | 30.6749138832092 > > > Temporary Changes > (Revert Max Chunksize = 4 and logic of finding longer match) > --------------------------------------------------------------------------------------------- > > testname | wal_generated | > duration > ----------------------------------------------------------+----------------------+------------------ > one short and one long field, no change | 677337304 | 25.4048750400543 >
Sorry, minor correction in last mail, the last data (Temporary Changes) is just by reverting logic of finding longer match in pgrb_find_match(). With Regards, Amit Kapila. EnterpriseDB: http://www.enterprisedb.com -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
