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| author | Shailabh Nagar | 2006-07-14 09:24:37 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2006-07-15 06:53:56 +0200 |
| commit | 0ff922452df86f3e9a2c6f705c4588ec62d096a7 (patch) | |
| tree | ac84041bfb63f12d0e2db733c46b2cd2438b4882 /include/net/genetlink.h | |
| parent | [PATCH] per-task-delay-accounting: setup (diff) | |
| download | kernel-qcow2-linux-0ff922452df86f3e9a2c6f705c4588ec62d096a7.tar.gz kernel-qcow2-linux-0ff922452df86f3e9a2c6f705c4588ec62d096a7.tar.xz kernel-qcow2-linux-0ff922452df86f3e9a2c6f705c4588ec62d096a7.zip | |
[PATCH] per-task-delay-accounting: sync block I/O and swapin delay collection
Unlike earlier iterations of the delay accounting patches, now delays are only
collected for the actual I/O waits rather than try and cover the delays seen
in I/O submission paths.
Account separately for block I/O delays incurred as a result of swapin page
faults whose frequency can be affected by the task/process' rss limit. Hence
swapin delays can act as feedback for rss limit changes independent of I/O
priority changes.
Signed-off-by: Shailabh Nagar <nagar@watson.ibm.com>
Signed-off-by: Balbir Singh <balbir@in.ibm.com>
Cc: Jes Sorensen <jes@sgi.com>
Cc: Peter Chubb <peterc@gelato.unsw.edu.au>
Cc: Erich Focht <efocht@ess.nec.de>
Cc: Levent Serinol <lserinol@gmail.com>
Cc: Jay Lan <jlan@engr.sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/net/genetlink.h')
0 files changed, 0 insertions, 0 deletions