Improve messages for too many private files/dirs. Per Alexey Parshin.

diff --git a/src/backend/storage/file/fd.c b/src/backend/storage/file/fd.c
index 27f0ef83c71be9b0fea5787883da73e6d26166eb..d9ab5e1ea2452131c2778acca6ad913ad4b333af 100644 (file)
--- a/src/backend/storage/file/fd.c
+++ b/src/backend/storage/file/fd.c
@@ -1398,7 +1398,8 @@ AllocateFile(const char *name, const char *mode)
     */
    if (numAllocatedDescs >= MAX_ALLOCATED_DESCS ||
        numAllocatedDescs >= max_safe_fds - 1)
-       elog(ERROR, "too many private files demanded");
+       elog(ERROR, "exceeded MAX_ALLOCATED_DESCS while trying to open file \"%s\"",
+            name);
 
 TryAgain:
    if ((file = fopen(name, mode)) != NULL)
@@ -1513,7 +1514,8 @@ AllocateDir(const char *dirname)
     */
    if (numAllocatedDescs >= MAX_ALLOCATED_DESCS ||
        numAllocatedDescs >= max_safe_fds - 1)
-       elog(ERROR, "too many private dirs demanded");
+       elog(ERROR, "exceeded MAX_ALLOCATED_DESCS while trying to open directory \"%s\"",
+            dirname);
 
 TryAgain:
    if ((dir = opendir(dirname)) != NULL)