 Linux Kernel Performance |
| LTC Home | IBM Linux Scalability Effort | LinuxKernelPerformance Project | Performance Tools | Disk I/O | IOZONE | LMBench | Netbench | Netperf | SPEC SDET | SPECWeb99 | tiobench | VolanoMark |
Linux Kernel Performance |
| LTC Home | IBM Linux Scalability Effort | LinuxKernelPerformance Project | Performance Tools | Disk I/O | IOZONE | LMBench | Netbench | Netperf | SPEC SDET | SPECWeb99 | tiobench | VolanoMark |
Introduction
The IOzone benchmark and the analysis of its results are part of the LTC Performance evaluation. It is aimed at the evaluation of the currently most important filesystems available for Linux: ext2fs, ext3fs, Reiserfs, JFS and xfs.
Status
26 April 2002 - Complete evaluation of JFS, Reiserfs, ext3fs, and ext2fs on Linux 2.5.7.
Results
Overall Comparative Performance – 2 GB Memory Configuration
|
2GB Memory, 4 KB block, 32 MB file size |
||||
|
|
JFS |
Reiserfs |
ext3 |
ext2 |
|
Write |
110288 |
48423 |
63848 |
153410 |
|
Rewrite |
198210 |
142653 |
125163 |
201860 |
|
Read |
236626 |
239495 |
241787 |
241390 |
|
Reread |
242770 |
245887 |
246886 |
248011 |
|
Random Read |
221859 |
226414 |
224154 |
225785 |
|
Random Write |
176907 |
135088 |
117102 |
182678 |
|
Backward Read |
172430 |
153470 |
223004 |
224926 |
|
Record Rewrite |
317245 |
303230 |
246390 |
580766 |
|
Stride Read |
215956 |
219599 |
218907 |
221036 |
|
Fwrite |
89411 |
47164 |
56605 |
123825 |
|
Re-fwrite |
157841 |
109434 |
103624 |
163248 |
|
Fread |
219990 |
226470 |
226164 |
227724 |
|
Re-fread |
226348 |
232557 |
230510 |
233796 |
Notes: Data are in throughput MB/sec. Higher value means better performance.
Test Environment
Resources
Project team
Duc Vianney dvianney@us.ibm.com
Process
Run rules
Test scripts
External postings
Relevant links
last edited by : Duc Vianney, 26 April 2002