From: Vladimir Sokolovsky <vlad@mellanox.co.il>
Date: Thu, 27 Nov 2008 08:57:14 +0000 (+0200)
Subject: Decrease IPoIB send/receive queue sizes on 32-bit arcitectures.
X-Git-Tag: vofed-1.4~9
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=88e88d8bd664c3474b49ae1b6ae5326f181c14d1;p=~tnikolova%2Fofed_scripts%2F.git

Decrease IPoIB send/receive queue sizes on 32-bit arcitectures.
BUG: https://bugs.openfabrics.org/show_bug.cgi?id=1420

Signed-off-by: Vladimir Sokolovsky <vlad@mellanox.co.il>
---

diff --git a/install.pl b/install.pl
index 5cf3057..d6f8992 100755
--- a/install.pl
+++ b/install.pl
@@ -4191,6 +4191,16 @@ sub main
 
     if ($kernel_modules_info{'ipoib'}{'selected'}) {
         ipoib_config();
+
+        # Decrease send/receive queue sizes on 32-bit arcitecture
+        # BUG: https://bugs.openfabrics.org/show_bug.cgi?id=1420
+        if ($arch =~ /i[3-6]86/) {
+            if (-f "/etc/modprobe.conf") {
+                open(MODPROBE_CONF, ">>/etc/modprobe.conf");
+                print MODPROBE_CONF "options ib_ipoib send_queue_size=64 recv_queue_size=128\n";
+                close MODPROBE_CONF;
+            }
+        }
     }
 
     if ( not $quiet ) {