Results for V3-final

Table of Contents

Description
Results for ext2 mounttype:M
Results for ext2 mounttype:S
Results for ext4 mounttype:M
Results for ext4 mounttype:S

Description

Test

LMBench + quota tests
Link: https://github.com/dmonakhov/lmbench

Configuration

CPU: 4-cores x 2-sockets Intel(R) Xeon(R) CPU W5580
FS-layout: loopdev over tmpfs

Abrevations

BASE-x-x-x: Base kernel w/o patch
V3-x-x-x: Base kernel with quota-smp-v3 patch
x-EXT2-x-x: ext2 -ousrquota,grpquota
x-EXT4-x-x: ext4 (with orphan_del patch) -ousrquota,grpquota,barrier=0,noload
x-x-M-x: Run tests in parallel for didicated superblocks
x-x-S-x: Run tests in parallel for single superblock, but didicated dirs.
x-x-x-qoff: Run tests with quota disabled
x-x-x-qon: Run tests with quota enabled

Patch quota-smp-v3

posted here: http://marc.info/?l=linux-fsdevel&m=128947769518145&w=2
link : quota-patch-v3.tgz

Results for ext2 mounttype:M

lat_fs_open_close


#nr_task	BASE-ext2-M-qoff	BASE-ext2-M-qon	V3-ext2-M-qoff	V3-ext2-M-qon
1	948.1667	764.5000	946.3333	927.6667
2	1922.8697	1151.9396	1938.9732	1934.2788
4	3129.4454	1002.3277	3149.9871	3142.0366
8	2456.0179	617.6699	2458.0147	2389.2474

./images/ext2-M-lat_fs_open_close.png

lat_fs_create_unlink


#nr_task	BASE-ext2-M-qoff	BASE-ext2-M-qon	V3-ext2-M-qoff	V3-ext2-M-qon
1	235.6667	175.6667	245.5000	213.5000
2	436.4122	243.5980	438.7574	372.8745
4	662.8800	167.8380	659.2657	636.9774
8	458.3527	119.6335	450.7699	443.9412

./images/ext2-M-lat_fs_create_unlink.png

lat_fs_chown


#nr_task	BASE-ext2-M-qoff	BASE-ext2-M-qon	V3-ext2-M-qoff	V3-ext2-M-qon
1	1732.0000	577.3333	1862.5000	608.8333
2	3903.3535	324.8971	4009.5732	915.4414
4	7819.7019	176.6532	7944.9571	1943.8633
8	15674.1247	152.1995	16223.6236	3735.5754

./images/ext2-M-lat_fs_chown.png

lat_fs_write_truncate


#nr_task	BASE-ext2-M-qoff	BASE-ext2-M-qon	V3-ext2-M-qoff	V3-ext2-M-qon
1	193.0000	188.6667	224.0000	211.1667
2	429.7206	360.4230	475.0019	430.3835
4	849.2356	656.7153	929.0686	835.7268
8	1282.5309	591.5461	1181.1138	1218.6451

./images/ext2-M-lat_fs_write_truncate.png

Results for ext2 mounttype:S

lat_fs_open_close


#nr_task	BASE-ext2-S-qoff	BASE-ext2-S-qon	V3-ext2-S-qoff	V3-ext2-S-qon
1	869.1667	752.1667	965.8333	899.1667
2	1550.2710	943.8137	1582.4104	1584.8760
4	2535.4082	405.0115	2567.7422	2570.2055
8	2478.4555	331.2060	2468.2536	2510.3900

./images/ext2-S-lat_fs_open_close.png

lat_fs_create_unlink


#nr_task	BASE-ext2-S-qoff	BASE-ext2-S-qon	V3-ext2-S-qoff	V3-ext2-S-qon
1	239.5000	176.3333	232.0000	214.1667
2	318.9503	144.3502	318.2330	277.5197
4	517.4965	38.8375	512.9218	434.9625
8	410.6035	37.3970	404.8993	362.9505

./images/ext2-S-lat_fs_create_unlink.png

lat_fs_chown


#nr_task	BASE-ext2-S-qoff	BASE-ext2-S-qon	V3-ext2-S-qoff	V3-ext2-S-qon
1	1713.0000	578.8333	1777.8333	606.5000
2	3926.6117	139.6713	4058.4990	572.0811
4	7794.9167	122.7671	8113.2547	157.1253
8	15624.5030	65.5310	16209.7858	171.4355

./images/ext2-S-lat_fs_chown.png

lat_fs_write_truncate


#nr_task	BASE-ext2-S-qoff	BASE-ext2-S-qon	V3-ext2-S-qoff	V3-ext2-S-qon
1	198.3333	183.5000	228.3333	211.8333
2	377.6814	303.8835	400.3777	351.9256
4	677.9045	243.3545	669.4650	582.4041
8	763.3074	122.5189	752.0466	482.7487

./images/ext2-S-lat_fs_write_truncate.png

Results for ext4 mounttype:M

lat_fs_open_close


#nr_task	BASE-ext4-M-qoff	BASE-ext4-M-qon	V3-ext4-M-qoff	V3-ext4-M-qon
1	861.1667	730.0000	859.6667	866.0000
2	1715.4801	1104.7638	1805.8525	1763.4309
4	2911.4253	1037.4092	3071.5019	3057.4759
8	2494.0491	615.5268	2457.2961	2454.5207

./images/ext4-M-lat_fs_open_close.png

lat_fs_create_unlink


#nr_task	BASE-ext4-M-qoff	BASE-ext4-M-qon	V3-ext4-M-qoff	V3-ext4-M-qon
1	144.5000	114.5000	147.8333	133.6667
2	283.1806	169.7888	278.9802	254.2715
4	517.1871	125.8241	521.7510	475.4333
8	646.1056	86.6677	658.5349	695.0191

./images/ext4-M-lat_fs_create_unlink.png

lat_fs_chown


#nr_task	BASE-ext4-M-qoff	BASE-ext4-M-qon	V3-ext4-M-qoff	V3-ext4-M-qon
1	702.6667	378.5000	701.6667	388.6667
2	1560.2737	517.0699	1554.6816	803.4614
4	3121.1109	186.3238	3107.2941	1570.1447
8	6229.6447	153.5552	6212.2151	2915.9863

./images/ext4-M-lat_fs_chown.png

lat_fs_write_truncate


#nr_task	BASE-ext4-M-qoff	BASE-ext4-M-qon	V3-ext4-M-qoff	V3-ext4-M-qon
1	164.8333	158.6667	167.6667	151.6667
2	356.0170	320.6927	350.7938	328.6044
4	706.7206	590.3074	693.9274	650.4842
8	1338.7954	745.8528	1293.6875	1221.1158

./images/ext4-M-lat_fs_write_truncate.png

Results for ext4 mounttype:S

lat_fs_open_close


#nr_task	BASE-ext4-S-qoff	BASE-ext4-S-qon	V3-ext4-S-qoff	V3-ext4-S-qon
1	884.0000	717.6667	900.8333	892.3333
2	1442.2096	922.7570	1489.7908	1482.7738
4	2431.9443	379.1000	2495.3916	2392.1363
8	2614.5068	340.9021	2600.3434	2574.5812

./images/ext4-S-lat_fs_open_close.png

lat_fs_create_unlink


#nr_task	BASE-ext4-S-qoff	BASE-ext4-S-qon	V3-ext4-S-qoff	V3-ext4-S-qon
1	149.6667	113.5000	145.3333	130.5000
2	235.8023	127.4197	229.6432	206.6013
4	389.9964	31.4781	390.4210	348.8141
8	534.4668	30.4118	543.1737	458.2721

./images/ext4-S-lat_fs_create_unlink.png

lat_fs_chown


#nr_task	BASE-ext4-S-qoff	BASE-ext4-S-qon	V3-ext4-S-qoff	V3-ext4-S-qon
1	701.6667	386.0000	716.6667	362.1667
2	1552.6020	256.4369	1549.4560	537.3036
4	2603.5789	90.4186	2130.7956	216.4969
8	4063.6171	64.8011	5134.8030	175.7871

./images/ext4-S-lat_fs_chown.png

lat_fs_write_truncate


#nr_task	BASE-ext4-S-qoff	BASE-ext4-S-qon	V3-ext4-S-qoff	V3-ext4-S-qon
1	161.3333	153.6667	160.0000	158.1667
2	358.3154	308.4739	348.8511	322.3068
4	682.8813	342.2114	623.6706	609.0539
8	1139.7989	147.1729	1078.8685	1014.0539

./images/ext4-S-lat_fs_write_truncate.png