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cf709844d8
Wire up the IO accounting into getdelays.c. Usage: To display I/O stats for each exitting task: vmm:/home/akpm> ./getdelays -m0,1,2,3 -i -l cpumask 0 maskset 1 printing IO accounting listen forever rm: read=8192, write=0, cancelled_write=0 cvs: read=733184, write=4255744, cancelled_write=4096 make: read=217088, write=0, cancelled_write=0 cc1: read=4263936, write=12288, cancelled_write=0 as: read=811008, write=8192, cancelled_write=0 gcc: read=323584, write=0, cancelled_write=12288 cc1: read=0, write=8192, cancelled_write=0 as: read=4096, write=4096, cancelled_write=0 gcc: read=16384, write=0, cancelled_write=4096 as: read=4096, write=4096, cancelled_write=0 gcc: read=16384, write=0, cancelled_write=8192 ld: read=1011712, write=16384, cancelled_write=0 collect2: read=626688, write=0, cancelled_write=0 gcc: read=204800, write=0, cancelled_write=0 cc1: read=0, write=8192, cancelled_write=0 as: read=4096, write=4096, cancelled_write=0 gcc: read=16384, write=0, cancelled_write=8192 ld: read=8192, write=16384, cancelled_write=0 collect2: read=49152, write=0, cancelled_write=0 gcc: read=0, write=0, cancelled_write=0 cc1: read=0, write=4096, cancelled_write=0 ld: read=4096, write=12288, cancelled_write=0 collect2: read=49152, write=0, cancelled_write=0 gcc: read=0, write=0, cancelled_write=0 To display I/O stats for a particular presently-running task: vmm:/home/akpm> ./getdelays -i -p $(pidof crond) printing IO accounting crond: read=61440, write=0, cancelled_write=0 Cc: Jay Lan <jlan@sgi.com> Cc: Shailabh Nagar <nagar@watson.ibm.com> Cc: Balbir Singh <balbir@in.ibm.com> Cc: Chris Sturtivant <csturtiv@sgi.com> Cc: Tony Ernst <tee@sgi.com> Cc: Guillaume Thouvenin <guillaume.thouvenin@bull.net> Cc: David Wright <daw@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> |
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.. | ||
delay-accounting.txt | ||
getdelays.c | ||
taskstats-struct.txt | ||
taskstats.txt |