[Cluster-devel] [gfs2-utils PATCH 0/7] fsck.gfs2 performance improvements
Bob Peterson
rpeterso at redhat.com
Wed Jun 22 19:26:45 UTC 2016
My recent set of patches to fsck.gfs2 saved a lot of memory, thus
enabling us to run fsck.gfs2 on much larger file systems. However,
it slowed things down and our performance regressed. This is a set
of seven patches designed to improve performance again. There are
probably more improvements I can make, but I've been busy with kernel
work, so it's not my primary focus. If I come up with more patches,
I'll post them later.
---
Bob Peterson (7):
fsck.gfs2: Don't bother to pass bl blockmap pointer
fsck.gfs2: Remember the previous rgrp pointer for speed
fsck.gfs2: Don't set gfs1rg pointer unless we need to
fsck.gfs2: Make _fsck_bitmap_set not send a return code
fsck.gfs2: convert fsck_bitmap_set to a macro
fsck.gfs2: Speed up function bitmap_type
fsck.gfs2: Make pass2 go by directory rbtree for performance
gfs2/fsck/metawalk.c | 69 ++++++----------------------------------------------
gfs2/fsck/metawalk.h | 65 +++++++++++++++++++++++++++++++++++++++++++------
gfs2/fsck/pass1.c | 47 +++++++++++++++++++++--------------
gfs2/fsck/pass2.c | 21 ++++++----------
gfs2/fsck/util.h | 8 +++++-
5 files changed, 110 insertions(+), 100 deletions(-)
--
2.5.5
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