Re: [RFC][PATCH 0/2] Swap token re-tuned

From: Peter Zijlstra
Date: Tue Oct 03 2006 - 03:32:35 EST


On Mon, 2006-10-02 at 00:59 -0700, Andrew Morton wrote:

> IOW: does the patch help mem=96M;make -j5??

Its hardly swapping; I'll go back to mem=64M; make -j5
that got some decent swapping and still ~50% cpu.

-vanilla:

Command being timed: "make -j5"
User time (seconds): 2557.12
System time (seconds): 1239.14
Percent of CPU this job got: 87%
Elapsed (wall clock) time (h:mm:ss or m:ss): 1:12:36
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 0
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 50920
Minor (reclaiming a frame) page faults: 8988166
Voluntary context switches: 129759
Involuntary context switches: 146431
Swaps: 0
File system inputs: 0
File system outputs: 0
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0

-swap-token:

Command being timed: "make -j5"
User time (seconds): 2557.20
System time (seconds): 1122.35
Percent of CPU this job got: 86%
Elapsed (wall clock) time (h:mm:ss or m:ss): 1:10:54
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 0
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 56116
Minor (reclaiming a frame) page faults: 8985073
Voluntary context switches: 135533
Involuntary context switches: 145494
Swaps: 0
File system inputs: 0
File system outputs: 0
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0

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