From 67b7feb3c8c1e78463a3a296e4033fcf8567bd8d Mon Sep 17 00:00:00 2001
From: phil <phil>
Date: Tue, 21 Dec 2004 03:06:07 +0000
Subject: [PATCH] New socknal defaults, because I want to start testing with
them:
- keepalives enabled; starting after 30 seconds, and sending up to
10 keepalives, every 2 seconds
- enable multi-frag I/O to improve IP-over-IB performance, with the
vanishingly small risk of kmap-induced deadlock
---
lnet/klnds/socklnd/socklnd.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/lnet/klnds/socklnd/socklnd.h b/lnet/klnds/socklnd/socklnd.h
index e0d124dfcb..d25e132f4b 100644
--- a/lnet/klnds/socklnd/socklnd.h
+++ b/lnet/klnds/socklnd/socklnd.h
@@ -80,9 +80,9 @@
#define SOCKNAL_BUFFER_SIZE (8<<20) /* default socket buffer size */
#define SOCKNAL_NAGLE 0 /* enable/disable NAGLE? */
#define SOCKNAL_IRQ_AFFINITY 1 /* enable/disable IRQ affinity? */
-#define SOCKNAL_KEEPALIVE_IDLE 0 /* # seconds idle before 1st probe */
+#define SOCKNAL_KEEPALIVE_IDLE 30 /* # seconds idle before 1st probe */
#define SOCKNAL_KEEPALIVE_COUNT 10 /* # unanswered probes to determine peer death */
-#define SOCKNAL_KEEPALIVE_INTVL 1 /* seconds between probes */
+#define SOCKNAL_KEEPALIVE_INTVL 2 /* seconds between probes */
#define SOCKNAL_PEER_HASH_SIZE 101 /* # peer lists */
@@ -105,7 +105,7 @@
#define SOCKNAL_SINGLE_FRAG_TX 0 /* disable multi-fragment sends */
#define SOCKNAL_SINGLE_FRAG_RX 0 /* disable multi-fragment receives */
-#define SOCKNAL_RISK_KMAP_DEADLOCK 0 /* risk kmap deadlock on multi-frag I/O
+#define SOCKNAL_RISK_KMAP_DEADLOCK 1 /* risk kmap deadlock on multi-frag I/O
* (backs off to single-frag if disabled) */
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,72))
--
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