LOG:  statement: SELECT count(*) FROM pg_catalog.pg_attrdef AS d, pg_catalog.pg_class AS c WHERE d.adrelid = c.oid AND d.adsrc ~ 'nextval' AND c.oid = pgpool_regclass('aaa')
PANIC:  ERRORDATA_STACK_SIZE exceeded
STATEMENT:  SELECT count(*) FROM pg_catalog.pg_attrdef AS d, pg_catalog.pg_class AS c WHERE d.adrelid = c.oid AND d.adsrc ~ 'nextval' AND c.oid = pgpool_regclass('aaa')
LOG:  server process (PID 3517) was terminated by signal 6: Aborted
LOG:  terminating any other active server processes
WARNING:  terminating connection because of crash of another server process
DETAIL:  The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory.
HINT:  In a moment you should be able to reconnect to the database and repeat your command.
WARNING:  terminating connection because of crash of another server process
DETAIL:  The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory.
HINT:  In a moment you should be able to reconnect to the database and repeat your command.
LOG:  all server processes terminated; reinitializing
LOG:  database system was interrupted; last known up at 2011-01-24 21:06:39 JST
LOG:  database system was not properly shut down; automatic recovery in progress
LOG:  consistent recovery state reached at 0/3C7B27C0
LOG:  record with zero length at 0/3C7B27C0
LOG:  redo is not required
LOG:  autovacuum launcher started
LOG:  database system is ready to accept connections