Whamcloud - gitweb
b=22850 bump max number of phys/hw segment in RHEL5 kernel
authorJohann Lombardi <johann@sun.com>
Wed, 19 May 2010 12:07:49 +0000 (14:07 +0200)
committerRobert Read <robert.read@oracle.com>
Thu, 10 Jun 2010 06:45:22 +0000 (23:45 -0700)
commitd45b747795bc41f4ef10cb4bc1aa4441c7786c38
treea84ce48238c0be8e070936458509a01cadc18544
parentfb5301464770d6e5cde291ef3e97eef68b9e6768
b=22850 bump max number of phys/hw segment in RHEL5 kernel

This grants us that we can always send 1MB i/o to the disk,
regardless of contiguous memory or not.
We already have the same tuning for SLES10.

Merge of 1.8 commits:  876c6e4db0af14cf5d9a6cb7
lustre/kernel_patches/patches/blkdev_tunables-2.6-rhel5.patch