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Diffstat (limited to 'src/backend/utils/init/postinit.c')
| -rw-r--r-- | src/backend/utils/init/postinit.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/utils/init/postinit.c b/src/backend/utils/init/postinit.c index 1c2a99c9c8c..e9f72b50692 100644 --- a/src/backend/utils/init/postinit.c +++ b/src/backend/utils/init/postinit.c @@ -446,9 +446,11 @@ InitCommunication(void) { /* * We're running a postgres bootstrap process or a standalone backend. - * Create private "shmem" and semaphores. + * Though we won't listen on PostPortNumber, use it to select a shmem + * key. This increases the chance of detecting a leftover live + * backend of this DataDir. */ - CreateSharedMemoryAndSemaphores(true, 0); + CreateSharedMemoryAndSemaphores(PostPortNumber); } } |