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SubjectRe: FD Limits
Date

Here is a patch of mine to do just what you want. I think it
is very important to put this patch into the kernel as most modern OS'es
(Solaris, OSF/1, etc..) have higher limits of at least 1024 per process.

- Jared



diff -ur linux-2.0.20-dist/include/linux/fs.h linux-2.0.20-mine/include/linux/fs.h
--- linux-2.0.20-dist/include/linux/fs.h Fri Sep 13 06:07:08 1996
+++ linux-2.0.20-mine/include/linux/fs.h Fri Sep 13 20:46:16 1996
@@ -29,7 +29,7 @@

/* Fixed constants first: */
#undef NR_OPEN
-#define NR_OPEN 256
+#define NR_OPEN 1024

#define NR_SUPER 64
#define BLOCK_SIZE 1024
diff -ur linux-2.0.20-dist/include/linux/limits.h linux-2.0.20-mine/include/linux/limits.h
--- linux-2.0.20-dist/include/linux/limits.h Wed Jul 17 08:10:03 1996
+++ linux-2.0.20-mine/include/linux/limits.h Fri Sep 13 20:43:31 1996
@@ -1,12 +1,12 @@
#ifndef _LINUX_LIMITS_H
#define _LINUX_LIMITS_H

-#define NR_OPEN 256
+#define NR_OPEN 1024

#define NGROUPS_MAX 32 /* supplemental group IDs are available */
#define ARG_MAX 131072 /* # bytes of args + environ for exec() */
#define CHILD_MAX 999 /* no limit :-) */
-#define OPEN_MAX 256 /* # open files a process may have */
+#define OPEN_MAX 1024 /* # open files a process may have */
#define LINK_MAX 127 /* # links a file may have */
#define MAX_CANON 255 /* size of the canonical input queue */
#define MAX_INPUT 255 /* size of the type-ahead buffer */
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