Whamcloud - gitweb
b=21137 ext4 extent allocation is slower than in ext3
authordzogin <dmitry.zogin@sun.com>
Fri, 19 Feb 2010 16:19:17 +0000 (11:19 -0500)
committerJohann Lombardi <johann@sun.com>
Thu, 25 Feb 2010 12:54:49 +0000 (13:54 +0100)
commit93b4e956bbbf9795af6649416731af370d358baa
tree55ace73133593edcd1b4bfff4803a6bc7c0f63b7
parent587182c6331688bf17172bf979debb32765058ed
b=21137 ext4 extent allocation is slower than in ext3

 Increase the default value of MB_DEFAULT_ORDER2_REQS to 8, enlarge ext4
 preallocation table for 2048 4K blocks extents creation.

 i=alex.zhuravlev
 i=andrew.perepechko
ldiskfs/kernel_patches/patches/ext4-mballoc-extra-checks-rhel5.patch
ldiskfs/kernel_patches/patches/ext4-mballoc-extra-checks-sles11.patch
ldiskfs/kernel_patches/patches/ext4-prealloc-rhel5.patch
ldiskfs/kernel_patches/patches/ext4-prealloc-sles11.patch