| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers(at)postgreSQL(dot)org |
| Subject: | parallel pg_dump causes assertion failure in HEAD |
| Date: | 2014-03-05 17:07:43 |
| Message-ID: | 15184.1394039263@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
$ pg_dump -F d -j 4 -f foo regression
pg_dump: [archiver (db)] query failed: pg_dump: [parallel archiver] query was: SET TRANSACTION SNAPSHOT '00002130-1'
pg_dump: [archiver (db)] query failed: pg_dump: [archiver (db)] query failed: pg_dump: [archiver (db)] query failed: $
postmaster log shows:
TRAP: FailedAssertion("!(HistoricSnapshotActive())", File: "snapmgr.c", Line: 355)
TRAP: FailedAssertion("!(HistoricSnapshotActive())", File: "snapmgr.c", Line: 355)
TRAP: FailedAssertion("!(HistoricSnapshotActive())", File: "snapmgr.c", Line: 355)
TRAP: FailedAssertion("!(HistoricSnapshotActive())", File: "snapmgr.c", Line: 355)
LOG: server process (PID 15069) was terminated by signal 6: Aborted
DETAIL: Failed process was running: SET TRANSACTION SNAPSHOT '00002130-1'
LOG: terminating any other active server processes
That Assert appears to have been introduced by commit b89e1510.
regards, tom lane
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