Ocfs2Ext3Tiobench

The test has been performed on AMD Athlon XP 1600+ with 512MB and one IDE disk. The partition for testing was 2GB in size with raw speed (measured by dd) about 43.3 MB/s. The test was:

tiobench-0.3.3/tiobench.pl --dir /mnt/

For kernel 2.6.24-04000-g7088596 the results were:

OCFS2 in local mode

Sequential reads

Threads	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	39.23	28.06%	0.093	160.31	0.00000	0.00000	140
2	27.02	40.22%	0.271	610.97	0.00000	0.00000	67
4	21.40	60.95%	0.697	525.59	0.00000	0.00000	35
8	21.60	111.6%	1.305	904.90	0.00000	0.00000	19

Random reads

Threads	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	0.88	1.377%	4.421	34.89	0.00000	0.00000	64
2	0.89	2.590%	8.433	84.75	0.00000	0.00000	34
4	0.74	3.353%	20.163	189.05	0.00000	0.00000	22
8	0.95	11.07%	29.055	201.17	0.00000	0.00000	9

Sequential writes

Threads	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	36.91	84.46%	0.085	97.93	0.00000	0.00000	44
2	34.46	183.6%	0.200	134.66	0.00000	0.00000	19
4	34.34	363.9%	0.393	119.11	0.00000	0.00000	9
8	28.28	557.0%	0.879	2879.51	0.00231	0.00000	5

Random writes

Threads	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	1.74	3.873%	0.066	1.53	0.00000	0.00000	45
2	1.53	7.061%	0.136	20.14	0.00000	0.00000	22
4	1.59	14.18%	0.249	32.15	0.00000	0.00000	11
8	1.41	23.62%	0.481	73.32	0.00000	0.00000	6

ext3

Sequential reads

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	39.06	26.15%	0.093	168.23	0.00000	0.00000	149
2	34.71	42.64%	0.205	262.37	0.00000	0.00000	81
4	31.99	78.90%	0.442	402.60	0.00000	0.00000	41
8	33.92	170.5%	0.866	899.85	0.00000	0.00000	20

Random reads

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	0.85	1.522%	4.590	40.76	0.00000	0.00000	56
2	0.89	2.373%	8.042	603.18	0.00000	0.00000	38
4	0.76	3.315%	18.088	568.65	0.00000	0.00000	23
8	0.92	8.318%	31.621	590.54	0.00000	0.00000	11

Sequential writes

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	34.17	52.18%	0.089	885.22	0.00000	0.00000	65
2	32.22	95.44%	0.189	1491.17	0.00000	0.00000	34
4	30.12	183.2%	0.403	2306.57	0.00038	0.00000	16
8	29.18	340.9%	0.741	4463.00	0.01153	0.00000	9

Random writes

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
1	1.31	2.005%	0.113	289.43	0.00000	0.00000	65
2	1.39	4.304%	0.081	21.29	0.00000	0.00000	32
4	1.38	7.789%	0.144	34.83	0.00000	0.00000	18
8	1.50	16.86%	0.520	477.26	0.00000	0.00000	9

The following tests have been performed on AM Athlon XP 1600+ with 512MB and one IDE disk. The partition for testing was 1GB in size with raw speed (measured by dd) about 43.3 MB/s. The test was:

tiobench-0.3.3/tiobench.pl --dir /mnt/ocfs2/test/ --threads 1 --nofrag --size 500

For kernel 2.6.24-rc3-gcab9ba2f the results were:

OCFS2 in local mode:

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
Sequential Reads	42.83	13.63%	0.091	201.62	0.00000	0.00000	314
Random Reads	2.80	1.148%	1.392	31.02	0.00000	0.00000	244
Sequential Writes	40.45	41.26%	0.061	607.23	0.00000	0.00000	98
Random Writes	2.15	1.820%	0.024	0.09	0.00000	0.00000	118

ext3:

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
Sequential Reads	41.21	11.63%	0.094	394.97	0.00000	0.00000	354
Random Reads	2.85	1.751%	1.370	29.51	0.00000	0.00000	163
Sequential Writes	36.32	32.68%	0.068	294.40	0.00000	0.00000	111
Random Writes	2.01	1.131%	0.016	0.06	0.00000	0.00000	178

For kernel 2.6.24-rc2 the results were:

OCFS2 in cluster mode:

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
Sequential Reads	35.46	34.80%	0.110	148.53	0.00000	0.00000	102
Random Reads	1.56	1.634%	2.507	114.23	0.00000	0.00000	95
Sequential Writes	31.19	82.72%	0.123	64.29	0.00000	0.00000	38
Random Writes	2.03	3.953%	0.071	36.06	0.00000	0.00000	51

OCFS2 in local mode:

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
Sequential Reads	37.64	30.05%	0.103	109.32	0.00000	0.00000	125
Random Reads	1.48	1.628%	2.639	22.02	0.00000	0.00000	91
Sequential Writes	34.45	81.57%	0.110	64.37	0.00000	0.00000	42
Random Writes	1.94	3.031%	0.050	3.33	0.00000	0.00000	64

ext3:

Test	Throughput	CPU	Avg Latency	Max Latency	Latency >2s	Latency >10s	Efficiency
Sequential Reads	41.03	14.01%	0.095	165.58	0.00000	0.00000	293
Random Reads	2.01	1.596%	1.940	45.23	0.00000	0.00000	126
Sequential Writes	34.51	60.04%	0.083	255.96	0.00000	0.00000	57
Random Writes	1.76	1.715%	0.027	1.13	0.00000	0.00000	103

There are also seekwatcher images available at http://beta.suse.com/private/jack/ocfs2/benchmarks/