Messages in this thread | | | Date | Sat, 21 Jan 2006 11:46:16 +0100 | From | Paolo Ornati <> | Subject | Re: [ANNOUNCE][RFC] PlugSched-6.2 for 2.6.16-rc1 and 2.6.16-rc1-mm1 |
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On Fri, 20 Jan 2006 08:45:43 +1100 Peter Williams <pwil3058@bigpond.net.au> wrote:
> Modifications have been made to spa_ws to (hopefully) address the issues > raised by Paolo Ornati recently and a new entitlement based > interpretation of "nice" scheduler, spa_ebs, which is a cut down version > of the Zaphod schedulers "eb" mode has been added as this mode of Zaphod > performed will for Paolo's problem when he tried it at my request. > Paolo, could you please give these a test drive on your problem?
---- spa_ws: the problem is still here
(sched_fooler) ./a.out 3000 & ./a.out 4307 &
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 5573 paolo 34 0 2396 292 228 R 59.0 0.1 0:24.51 a.out 5572 paolo 34 0 2392 288 228 R 40.7 0.1 0:16.94 a.out 5580 paolo 35 0 4948 1468 372 R 0.3 0.3 0:00.04 dd
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 5573 paolo 34 0 2396 292 228 R 59.3 0.1 0:59.65 a.out 5572 paolo 33 0 2392 288 228 R 40.3 0.1 0:41.32 a.out 5440 paolo 28 0 86652 21m 15m S 0.3 4.4 0:03.34 konsole 5580 paolo 37 0 4948 1468 372 R 0.3 0.3 0:00.10 dd
(real life - transcode) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 5585 paolo 33 0 115m 18m 2432 S 90.0 3.7 0:38.04 transcode 5599 paolo 37 0 50996 4472 1872 R 9.1 0.9 0:04.03 tcdecode 5610 paolo 37 0 4948 1468 372 R 0.6 0.3 0:00.19 dd
DD test takes ages in both cases.
What exactly have you done to spa_ws?
---- spa_ebs: great! (as expected)
(sched_fooler) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 5418 paolo 34 0 2392 288 228 R 51.4 0.1 1:06.47 a.out 5419 paolo 34 0 2392 288 228 R 43.7 0.1 0:54.60 a.out 5448 paolo 11 0 4952 1468 372 D 3.0 0.3 0:00.12 dd
(transcode) PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 5456 paolo 34 0 115m 18m 2432 R 51.9 3.7 0:23.34 transcode 5470 paolo 12 0 51000 4472 1872 S 5.7 0.9 0:02.38 tcdecode 5480 paolo 11 0 4948 1468 372 D 3.5 0.3 0:00.33 dd
Very good DD test performance in both cases.
-- Paolo Ornati Linux 2.6.16-rc1-plugsched on x86_64 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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