database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-17 06:41:09 +03:00
Code Activity

Merge synchronous_replication setting into synchronous_commit.

Browse Source 
This means one less thing to configure when setting up synchronous
replication, and also avoids some ambiguity around what the behavior
should be when the settings of these variables conflict.

Fujii Masao, with additional hacking by me.
This commit is contained in:
Robert Haas
2011-04-04 16:13:01 -04:00
parent fc3459d70c
commit 240067b3b0
10 changed files with 91 additions and 104 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/backend/access/transam/xact.c
View File

@ -68,7 +68,7 @@ bool XactReadOnly;
bool DefaultXactDeferrable = false;
bool XactDeferrable;
bool XactSyncCommit = true;
int synchronous_commit = SYNCHRONOUS_COMMIT_ON;
int CommitDelay = 0; /* precommit delay in microseconds */
int CommitSiblings = 5; /* # concurrent xacts needed to sleep */
@ -1056,7 +1056,8 @@ RecordTransactionCommit(void)
* if all to-be-deleted tables are temporary though, since they are lost
* anyway if we crash.)
*/
if ((wrote_xlog && XactSyncCommit) || forceSyncCommit || nrels > 0 || SyncRepRequested())
if ((wrote_xlog && synchronous_commit >= SYNCHRONOUS_COMMIT_LOCAL) ||
forceSyncCommit || nrels > 0)
{
/*
* Synchronous commit case: