Red Hat Enterprise Linux 6.2 vs. Oracle, CentOS, Scientific Linux Benchmarks
Written by Michael Larabel in Operating Systems on 23 February 2012. Page 4 of 5. 8 Comments

Finally, a noticeable change...

The PostMark mail server disk benchmark is noticeably slower on Oracle Linux 6.2 than Scientific / RHEL / CentOS 6.2. All three systems performed the slowest under Oracle Linux 6.2 where as the others were close to the same. All four operating systems were using EXT4, but one of Oracle's changes to their kernel is causing a disadvantage in this disk-focused test.

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