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2026-07-03 - 05:03
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot1.osadl.org (updated Fri Jul 03, 2026 00:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1958921060,3sleep30-21swapper/323:59:183
1958921060,3sleep30-21swapper/323:59:183
1958921060,3sleep30-21swapper/323:59:183
104942970,4sleep30-21swapper/323:10:593
104942970,4sleep30-21swapper/323:10:593
104942970,4sleep30-21swapper/323:10:593
288332900,3chrt0-21swapper/322:54:313
288332900,3chrt0-21swapper/322:54:313
296602880,3chrt0-21swapper/320:45:533
296602880,3chrt0-21swapper/320:45:533
296602880,3chrt0-21swapper/320:45:533
218462880,2chrt0-21swapper/322:45:553
218462880,2chrt0-21swapper/322:45:553
9342820,4sleep00-21swapper/023:36:360
9342820,4sleep00-21swapper/023:36:360
239582810,3sleep30-21swapper/321:31:113
239582810,3sleep30-21swapper/321:31:113
239582810,3sleep30-21swapper/321:31:113
71542760,3sleep30-21swapper/321:11:013
71542760,3sleep30-21swapper/321:11:013
71542760,3sleep30-21swapper/321:11:013
262522720,4sleep00-21swapper/022:50:580
262522720,4sleep00-21swapper/022:50:580
182402720,2sleep30-21swapper/321:25:403
182402720,2sleep30-21swapper/321:25:403
8212710,2sleep20-21swapper/222:21:502
8212710,2sleep20-21swapper/222:21:502
89992660,3sleep20-21swapper/200:25:572
285442640,3sleep30-21swapper/322:16:043
285442640,3sleep30-21swapper/322:16:043
198642630,3chrt0-21swapper/023:22:090
198642630,3chrt0-21swapper/023:22:090
198642630,3chrt0-21swapper/023:22:090
267162620,3sleep00-21swapper/019:10:510
267162620,3sleep00-21swapper/019:10:510
21922600,4chrt0-21swapper/123:01:041
21922600,4chrt0-21swapper/123:01:041
124332590,3sleep30-21swapper/321:56:313
124332590,3sleep30-21swapper/321:56:313
124332590,3sleep30-21swapper/321:56:313
294212580,3chrt0-21swapper/000:10:560
294212580,3chrt0-21swapper/000:10:560
294212580,3chrt0-21swapper/000:10:560
14712580,3sleep10-21swapper/123:37:211
14712580,3sleep10-21swapper/123:37:211
185032570,3sleep10-21swapper/122:41:021
185032570,3sleep10-21swapper/122:41:021
92542560,3chrt0-21swapper/023:46:040
92542560,3chrt0-21swapper/023:46:040
92662540,7sleep121-21ksoftirqd/119:50:541
92662540,7sleep121-21ksoftirqd/119:50:541
92662540,7sleep121-21ksoftirqd/119:50:541
57082540,2sleep15715-21ssh22:28:131
57082540,2sleep15715-21ssh22:28:131
308772540,2sleep230885-21ssh22:20:062
308772540,2sleep230885-21ssh22:20:062
100542540,3sleep30-21swapper/322:32:523
30192530,2sleep23027-21ssh23:01:342
30192530,2sleep23027-21ssh23:01:342
28011995318,31cyclictest38250irq/56-eth000:00:430
28011995318,31cyclictest38250irq/56-eth000:00:430
28011995318,31cyclictest38250irq/56-eth000:00:430
81812520,3sleep30-21swapper/323:45:473
81812520,3sleep30-21swapper/323:45:473
216542520,2sleep121691-21entropy22:45:531
216542520,2sleep121691-21entropy22:45:531
269622510,3sleep10-21swapper/121:35:551
269622510,3sleep10-21swapper/121:35:551
314192490,2sleep031643-21sed19:21:040
314192490,2sleep031643-21sed19:21:040
245372490,3chrt0-21swapper/021:32:160
245372490,3chrt0-21swapper/021:32:160
245372490,3chrt0-21swapper/021:32:160
172542490,2sleep10-21swapper/122:40:461
172542490,2sleep10-21swapper/122:40:461
147942490,3sleep00-21swapper/021:20:550
147942490,3sleep00-21swapper/021:20:550
221642480,3chrt0-21swapper/200:01:342
221642480,3chrt0-21swapper/200:01:342
124662470,4sleep30-21swapper/300:30:293
57252460,3sleep30-21swapper/321:08:363
57252460,3sleep30-21swapper/321:08:363
57252460,3sleep30-21swapper/321:08:363
304232460,2sleep230436-21sh21:40:392
304232460,2sleep230436-21sh21:40:392
226992460,3sleep10-21swapper/120:25:581
226992460,3sleep10-21swapper/120:25:581
167802460,5sleep116786-21fschecks_time23:55:541
167802460,5sleep116786-21fschecks_time23:55:541
167802460,5sleep116786-21fschecks_time23:55:541
248812450,3chrt0-21swapper/123:28:291
246302450,2sleep00-21swapper/000:05:500
246302450,2sleep00-21swapper/000:05:500
113172440,4sleep30-21swapper/319:55:553
113172440,4sleep30-21swapper/319:55:553
59272430,3sleep30-21swapper/319:40:563
59272430,3sleep30-21swapper/319:40:563
59272430,3sleep30-21swapper/319:40:563
152852430,3sleep30-21swapper/300:32:313
69912420,2sleep00-21swapper/021:50:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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