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Diffstat (limited to 'src/backend/utils/init/miscinit.c')
| -rw-r--r-- | src/backend/utils/init/miscinit.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/backend/utils/init/miscinit.c b/src/backend/utils/init/miscinit.c index afbf8f86919..a5d65d0b6f8 100644 --- a/src/backend/utils/init/miscinit.c +++ b/src/backend/utils/init/miscinit.c @@ -225,6 +225,14 @@ InitStandaloneProcess(const char *argv0) MyStartTime = time(NULL); /* set our start time in case we call elog */ + /* + * Initialize random() for the first time, like PostmasterMain() would. + * In a regular IsUnderPostmaster backend, BackendRun() computes a + * high-entropy seed before any user query. Fewer distinct initial seeds + * can occur here. + */ + srandom((unsigned int) (MyProcPid ^ MyStartTime)); + /* Initialize process-local latch support */ InitializeLatchSupport(); MyLatch = &LocalLatchData; |