From 152bb13bd608036c2405852d73d76555107df4ea Mon Sep 17 00:00:00 2001
From: "Christopher J. Morrone" <morrone2@llnl.gov>
Date: Thu, 20 Oct 2005 22:03:19 +0000
Subject: [PATCH] Increase default stdio buffer sizes
---
src/slurmd/io.h | 4 ++--
src/srun/io.h | 2 ++
src/srun/srun_job.c | 4 ++--
3 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/src/slurmd/io.h b/src/slurmd/io.h
index bb93b9c5072..030a8dec86b 100644
--- a/src/slurmd/io.h
+++ b/src/slurmd/io.h
@@ -35,8 +35,8 @@
* The message cache uses up free message buffers, so STDIO_MAX_MSG_CACHE
* must be a number smaller than STDIO_MAX_FREE_BUF.
*/
-#define STDIO_MAX_FREE_BUF 10
-#define STDIO_MAX_MSG_CACHE 5
+#define STDIO_MAX_FREE_BUF 1024
+#define STDIO_MAX_MSG_CACHE 128
struct io_buf {
int ref_count;
diff --git a/src/srun/io.h b/src/srun/io.h
index 468e3987e22..5078c62eb16 100644
--- a/src/srun/io.h
+++ b/src/srun/io.h
@@ -30,6 +30,8 @@
#include "src/common/io_hdr.h"
#include "src/srun/srun_job.h"
+#define STDIO_MAX_FREE_BUF 1024
+
struct io_buf {
int ref_count;
uint32_t length;
diff --git a/src/srun/srun_job.c b/src/srun/srun_job.c
index 19260fc92f3..5c9727e33fd 100644
--- a/src/srun/srun_job.c
+++ b/src/srun/srun_job.c
@@ -494,11 +494,11 @@ _job_create_internal(allocation_info_t *info)
/* "nhosts" number of IO protocol sockets */
job->ioserver = (eio_obj_t **)xmalloc(job->nhosts*sizeof(eio_obj_t *));
job->free_incoming = list_create(NULL); /* FIXME! Needs destructor */
- for (i = 0; i < 10; i++) {
+ for (i = 0; i < STDIO_MAX_FREE_BUF; i++) {
list_enqueue(job->free_incoming, alloc_io_buf());
}
job->free_outgoing = list_create(NULL); /* FIXME! Needs destructor */
- for (i = 0; i < 10; i++) {
+ for (i = 0; i < STDIO_MAX_FREE_BUF; i++) {
list_enqueue(job->free_outgoing, alloc_io_buf());
}
--
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