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author | Simon Riggs <simon@2ndQuadrant.com> | 2012-11-29 23:52:17 +0000 |
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committer | Simon Riggs <simon@2ndQuadrant.com> | 2012-11-29 23:52:17 +0000 |
commit | 6f9a9da85c9015e773d12e8571c469e5a2a6b3fb (patch) | |
tree | a1fe8668551aef6305df94cf3b5acbd32e2eb9c1 /src/backend/storage/ipc | |
parent | 1da5bef3174170a6768bea6621afcbf72dd02a87 (diff) | |
download | postgresql-6f9a9da85c9015e773d12e8571c469e5a2a6b3fb.tar.gz postgresql-6f9a9da85c9015e773d12e8571c469e5a2a6b3fb.zip |
Correctly init/deinit recovery xact environment.
Previously we performed VirtualXactLockTableInsert
but didn't set MyProc->lxid for Startup process.
pg_locks now correctly shows "1/1" for vxid
of Startup process during Hot Standby.
At end of Hot Standby the Virtual Transaction
was not deleted, leading to problems after
promoting to normal running for some commands,
such as CREATE INDEX CONCURRENTLY.
Diffstat (limited to 'src/backend/storage/ipc')
-rw-r--r-- | src/backend/storage/ipc/standby.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/backend/storage/ipc/standby.c b/src/backend/storage/ipc/standby.c index fdec0eb2250..e1a9fbb7262 100644 --- a/src/backend/storage/ipc/standby.c +++ b/src/backend/storage/ipc/standby.c @@ -81,7 +81,7 @@ InitRecoveryTransactionEnvironment(void) * hold AccessShareLocks so never block while we write or lock new rows. */ vxid.backendId = MyBackendId; - vxid.localTransactionId = GetNextLocalTransactionId(); + vxid.localTransactionId = MyProc->lxid = GetNextLocalTransactionId(); VirtualXactLockTableInsert(vxid); standbyState = STANDBY_INITIALIZED; @@ -97,11 +97,18 @@ InitRecoveryTransactionEnvironment(void) void ShutdownRecoveryTransactionEnvironment(void) { + VirtualTransactionId vxid; + /* Mark all tracked in-progress transactions as finished. */ ExpireAllKnownAssignedTransactionIds(); /* Release all locks the tracked transactions were holding */ StandbyReleaseAllLocks(); + + /* Cleanup our VirtualTransaction */ + vxid.backendId = MyBackendId; + vxid.localTransactionId = MyProc->lxid; + VirtualXactLockTableDelete(vxid); } |