Hi, On 29/01/14 21:36, Heikki Linnakangas wrote: > […] > Fix pushed.
You are right. Thanks. But there is another bug, see <20140128154307.gc24...@defunct.ch> ff. Attached you will find a patch fixing that. Best regards, -- Christian Kruse http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
diff --git a/src/backend/port/sysv_shmem.c b/src/backend/port/sysv_shmem.c
index ac3a9fe..cf590a0 100644
--- a/src/backend/port/sysv_shmem.c
+++ b/src/backend/port/sysv_shmem.c
@@ -380,9 +380,12 @@ CreateAnonymousSegment(Size *size)
}
if (ptr == MAP_FAILED)
+ {
+ int saved_errno = errno;
+
ereport(FATAL,
(errmsg("could not map anonymous shared memory: %m"),
- (errno == ENOMEM) ?
+ (saved_errno == ENOMEM) ?
errhint("This error usually means that PostgreSQL's request "
"for a shared memory segment exceeded available memory, "
"swap space or huge pages. To reduce the request size "
@@ -390,6 +393,7 @@ CreateAnonymousSegment(Size *size)
"memory usage, perhaps by reducing shared_buffers or "
"max_connections.",
*size) : 0));
+ }
*size = allocsize;
return ptr;
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