diff options
Diffstat (limited to 'src/backend/access/transam/commit_ts.c')
| -rw-r--r-- | src/backend/access/transam/commit_ts.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/access/transam/commit_ts.c b/src/backend/access/transam/commit_ts.c index 42ea8e53f2c..cbbe19fea83 100644 --- a/src/backend/access/transam/commit_ts.c +++ b/src/backend/access/transam/commit_ts.c @@ -508,13 +508,14 @@ pg_xact_commit_timestamp_origin(PG_FUNCTION_ARGS) /* * Number of shared CommitTS buffers. * - * We use a very similar logic as for the number of CLOG buffers; see comments - * in CLOGShmemBuffers. + * We use a very similar logic as for the number of CLOG buffers (except we + * scale up twice as fast with shared buffers, and the maximum is twice as + * high); see comments in CLOGShmemBuffers. */ Size CommitTsShmemBuffers(void) { - return Min(16, Max(4, NBuffers / 1024)); + return Min(256, Max(4, NBuffers / 256)); } /* |