From: Richard W.M. Jones <rjones@redhat.com>
Date: Thu, 2 Jul 2009 20:32:59 +0000 (+0100)
Subject: Improve virtio-blk performance (RHBZ#509383).
X-Git-Tag: 1.0.55~4
X-Git-Url: http://git.annexia.org/?a=commitdiff_plain;h=373a9ad0abb09ee079da834d251a744cdbe9ae70;p=libguestfs.git

Improve virtio-blk performance (RHBZ#509383).
---

diff --git a/appliance/init b/appliance/init
index 48c7c34..dbe53f4 100755
--- a/appliance/init
+++ b/appliance/init
@@ -44,6 +44,9 @@ ls -l /dev
 lvm vgscan --ignorelockingfailure
 lvm vgchange -ay --ignorelockingfailure
 
+# Improve virtio-blk performance (RHBZ#509383).
+for f in /sys/block/vd*/queue/rotational; do echo 1 > $f; done
+
 if grep -sq guestfs_rescue=1 /proc/cmdline; then
   bash -i
 fi