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From: wcheng@sourceware.org
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Subject: cluster/gfs-kernel/src/gfs ops_file.c
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CVSROOT:	/cvs/cluster
Module name:	cluster
Branch: 	RHEL5
Changes by:	wcheng@sourceware.org	2007-06-17 02:56:43

Modified files:
	gfs-kernel/src/gfs: ops_file.c 

Log message:
	bugzilla 244134:
	
	Backport gfs datasync patch from RHEL4 to RHEL5 - sampled performance data:
	
	Throughput (lock_nolock)
	--- before ----         --- after ---
	Min 238.14 KB/s         Min 1.00 MB/s
	Max 238.14 KB/s         Max 1.00 MB/s
	Avg 238.14 KB/s         Avg 1.00 MB/s
	Latency Latency (lock_nolock)
	--- before ---------    --- after ---------
	Min 3805 usec 3 msec    Min 821 usec 0 msec
	Max 6043 usec 6 msec    Max 5466 usec 5 msec
	Avg 4182 usec 4 msec    Avg 1050 usec 1 msec

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/cluster/gfs-kernel/src/gfs/ops_file.c.diff?cvsroot=cluster&only_with_tag=RHEL5&r1=1.28.2.1&r2=1.28.2.2