search for: rndwr

Displaying 6 results from an estimated 6 matches for "rndwr".

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2009 Jun 08
1
[PATCH] Btrfs: fdatasync should skip metadata writeout
...skip committing transaction when inode->i_state is set just I_DIRTY_SYNC and this indicates only atime or/and mtime updates. Following patch improves fdatasync throughput. #sysbench --num-threads=16 --max-requests=10000 --test=fileio --file-block-size=4K --file-total-size=16G --file-test-mode=rndwr --file-fsync-mode=fdatasync run Results: -2.6.30-rc8 Test execution summary: total time: 1980.6540s total number of events: 10001 total time taken by event execution: 1192.9804 per-request statistics: min:...
2009 Jun 09
2
[PATCH] OCFS2: fdatasync should skip unimportant metadata writeout
...kip committing transaction when inode->i_state is set just I_DIRTY_SYNC and this indicates only atime or/and mtime updates. Following patch improves fdatasync throughput. #sysbench --num-threads=16 --max-requests=300000 --test=fileio --file-block-size=4K --file-total-size=16G --file-test-mode=rndwr --file-fsync-mode=fdatasync run Results: -2.6.30-rc8 Test execution summary: total time: 107.1445s total number of events: 119559 total time taken by event execution: 116.1050 per-request statistics: min: 0....
2013 Dec 18
2
[PATCH] Btrfs: improve the performance fluctuating of the fsync
...PU: 2CPU * 2Cores Memory: 4GB Partition: 20GB(HDD) Test Command: # sysbench --num-threads=8 --test=fileio --file-num=1 \ > --file-total-size=8G --file-block-size=32768 \ > --file-io-mode=sync --file-fsync-freq=100 \ > --file-fsync-end=no --max-requests=10000 \ > --file-test-mode=rndwr run Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> --- fs/btrfs/ordered-data.c | 3 +++ fs/btrfs/tree-log.c | 2 -- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index b8c2ded..df87ed5 100644 --- a/fs/btrfs/ordered-data....
2019 Jul 02
2
[PATCH v2 0/9] x86: Concurrent TLB flushes
...says he remembers someone might do so, but without further information it is hard to know how to address it]. Running sysbench on dax/ext4 w/emulated-pmem, write-cache disabled on 2-socket, 48-logical-cores (24+SMT) Haswell-X, 5 repetitions: sysbench fileio --file-total-size=3G --file-test-mode=rndwr \ --file-io-mode=mmap --threads=X --file-fsync-mode=fdatasync run Th. tip-jun28 avg (stdev) +patch-set avg (stdev) change --- --------------------- ---------------------- ------ 1 1267765 (14146) 1299253 (5715) +2.4% 2 1734644 (11936) 1799225 (19577) +3.7% 4 2821268 (41184) 291913...
2009 Jun 18
8
Patches backported from mainline
All, Please review the patches backported to 1.4 from mainline. Sunil
2019 Jul 19
5
[PATCH v3 0/9] x86: Concurrent TLB flushes
...says he remembers someone might do so, but without further information it is hard to know how to address it]. Running sysbench on dax/ext4 w/emulated-pmem, write-cache disabled on 2-socket, 48-logical-cores (24+SMT) Haswell-X, 5 repetitions: sysbench fileio --file-total-size=3G --file-test-mode=rndwr \ --file-io-mode=mmap --threads=X --file-fsync-mode=fdatasync run Th. tip-jun28 avg (stdev) +patch-set avg (stdev) change --- --------------------- ---------------------- ------ 1 1267765 (14146) 1299253 (5715) +2.4% 2 1734644 (11936) 1799225 (1...