This bug has been copied from bug #691087 and has been proposed
to be backported to 5.7 z-stream (EUS).
Reproduced in 2.6.18-274.4.1.el5 and verified in 2.6.18-274.5.1.el5.
Thanks for all the hard work on this issue, guys.
Best regards from France,
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
Technical note added. If any revisions are required, please edit the "Technical Notes" field
accordingly. All revisions will be proofread by the Engineering Content Services team.
When setting the value in the /proc/sys/vm/dirty_writeback_centisecs file via echo, the actual saved value was always one less than the given value (for example, setting 500 resulted in 499 being set). This update fixes this off-by-one error, and values in /proc/sys/vm/dirty_writeback_centisecs are now correctly set.