On Tue, Apr 22, 2014 at 1:28 PM, wd <w...@wdicc.com> wrote:
> I'v try to make a base backup use pg_start_backup, pg_stop_backup and > rsync, but failed. > > After run select pg_start_backup('label') on db server, I run rsync on > backup server, and got some errors like 'file has vanished: xxxx', think > this should be ok since it's documented in the manual. Then run select > pg_stop_backup() to end the backup. > > But when I try to use this backup to restore to a specific time on backup > server, got errors bellow: > > [ 2014-04-11 20:50:47.610 CST]LOG: restored log file > "00000001000005FF000000F8" from archive > [ 2014-04-11 20:50:56.698 CST]LOG: restored log file > "00000001000005FF000000F9" from archive > [ 2014-04-11 20:51:05.552 CST]LOG: restored log file > "00000001000005FF000000FA" from archive > [ 2014-04-11 20:51:16.171 CST]LOG: restored log file > "00000001000005FF000000FB" from archive > [ 2014-04-11 20:51:20.785 CST]WARNING: specified item offset is too > large > [ 2014-04-11 20:51:20.785 CST]CONTEXT: xlog redo insert: rel > 1663/1/12633; tid 1/15 > [ 2014-04-11 20:51:20.785 CST]PANIC: btree_insert_redo: failed to add > item > [ 2014-04-11 20:51:20.785 CST]CONTEXT: xlog redo insert: rel > 1663/1/12633; tid 1/15 > [ 2014-04-11 20:51:20.903 CST]LOG: startup process (PID 4758) was > terminated by signal 6: Aborted > [ 2014-04-11 20:51:20.903 CST]LOG: terminating any other active server > processes > > We do this base backup everyday, and the error occur sometimes, not always > happen. I think it's must something wrong in our operations, anyone know > why this happen? May be we should not use rsync or there is something > impotent we missed ? > What is the version used? Recovery is not able to handle properly the redo for an XLOG record related to btree. -- Michael