From f9b8783ab3e5c8ef54c088b403a56e5647578a6b Mon Sep 17 00:00:00 2001 From: Feike Steenbergen Date: Tue, 19 Dec 2017 11:22:47 +0100 Subject: [PATCH 1/1] Add hint about replication slots for wraparound --- src/backend/access/transam/multixact.c | 12 ++++++------ src/backend/access/transam/varsup.c | 12 ++++++------ 2 files changed, 12 insertions(+), 12 deletions(-) diff --git a/src/backend/access/transam/multixact.c b/src/backend/access/transam/multixact.c index 0fb6bf2f02..ba01e94328 100644 --- a/src/backend/access/transam/multixact.c +++ b/src/backend/access/transam/multixact.c @@ -1000,14 +1000,14 @@ GetNewMultiXactId(int nmembers, MultiXactOffset *offset) errmsg("database is not accepting commands that generate new MultiXactIds to avoid wraparound data loss in database \"%s\"", oldest_datname), errhint("Execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); else ereport(ERROR, (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED), errmsg("database is not accepting commands that generate new MultiXactIds to avoid wraparound data loss in database with OID %u", oldest_datoid), errhint("Execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); } /* @@ -1031,7 +1031,7 @@ GetNewMultiXactId(int nmembers, MultiXactOffset *offset) oldest_datname, multiWrapLimit - result), errhint("Execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); else ereport(WARNING, (errmsg_plural("database with OID %u must be vacuumed before %u more MultiXactId is used", @@ -1040,7 +1040,7 @@ GetNewMultiXactId(int nmembers, MultiXactOffset *offset) oldest_datoid, multiWrapLimit - result), errhint("Execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); } /* Re-acquire lock and start over */ @@ -2321,7 +2321,7 @@ SetMultiXactIdLimit(MultiXactId oldest_datminmxid, Oid oldest_datoid, oldest_datname, multiWrapLimit - curMulti), errhint("To avoid a database shutdown, execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); else ereport(WARNING, (errmsg_plural("database with OID %u must be vacuumed before %u more MultiXactId is used", @@ -2330,7 +2330,7 @@ SetMultiXactIdLimit(MultiXactId oldest_datminmxid, Oid oldest_datoid, oldest_datoid, multiWrapLimit - curMulti), errhint("To avoid a database shutdown, execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); } } diff --git a/src/backend/access/transam/varsup.c b/src/backend/access/transam/varsup.c index 702c8c957f..4f094e2e63 100644 --- a/src/backend/access/transam/varsup.c +++ b/src/backend/access/transam/varsup.c @@ -124,14 +124,14 @@ GetNewTransactionId(bool isSubXact) errmsg("database is not accepting commands to avoid wraparound data loss in database \"%s\"", oldest_datname), errhint("Stop the postmaster and vacuum that database in single-user mode.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); else ereport(ERROR, (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED), errmsg("database is not accepting commands to avoid wraparound data loss in database with OID %u", oldest_datoid), errhint("Stop the postmaster and vacuum that database in single-user mode.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); } else if (TransactionIdFollowsOrEquals(xid, xidWarnLimit)) { @@ -144,14 +144,14 @@ GetNewTransactionId(bool isSubXact) oldest_datname, xidWrapLimit - xid), errhint("To avoid a database shutdown, execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); else ereport(WARNING, (errmsg("database with OID %u must be vacuumed within %u transactions", oldest_datoid, xidWrapLimit - xid), errhint("To avoid a database shutdown, execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); } /* Re-acquire lock and start over */ @@ -403,14 +403,14 @@ SetTransactionIdLimit(TransactionId oldest_datfrozenxid, Oid oldest_datoid) oldest_datname, xidWrapLimit - curXid), errhint("To avoid a database shutdown, execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); else ereport(WARNING, (errmsg("database with OID %u must be vacuumed within %u transactions", oldest_datoid, xidWrapLimit - curXid), errhint("To avoid a database shutdown, execute a database-wide VACUUM in that database.\n" - "You might also need to commit or roll back old prepared transactions."))); + "You might also need to commit or roll back old prepared transactions, or drop stale replication slots."))); } } -- 2.14.3 (Apple Git-98)