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2026-06-27 - 05:53
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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 Sat Jun 27, 2026 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
237642990,3sleep30-21swapper/300:01:433
237642990,3sleep30-21swapper/300:01:433
237642990,3sleep30-21swapper/300:01:433
321132980,3sleep30-21swapper/322:15:563
321132980,3sleep30-21swapper/322:15:563
321132980,3sleep30-21swapper/322:15:563
176492930,3sleep30-21swapper/320:05:513
176492930,3sleep30-21swapper/320:05:513
152852900,4chrt0-21swapper/321:18:373
152852900,4chrt0-21swapper/321:18:373
50372860,2chrt0-21swapper/019:30:550
50372860,2chrt0-21swapper/019:30:550
302172860,3sleep10-21swapper/120:40:491
302172860,3sleep10-21swapper/120:40:491
302172860,3sleep10-21swapper/120:40:491
217062840,3sleep10-21swapper/122:04:081
217062840,3sleep10-21swapper/122:04:081
34552820,4sleep30-21swapper/323:37:033
34552820,4sleep30-21swapper/323:37:033
285742640,3sleep00-21swapper/022:11:510
285742640,3sleep00-21swapper/022:11:510
285742640,3sleep00-21swapper/022:11:510
264052640,3chrt0-21swapper/122:49:181
264052640,3chrt0-21swapper/122:49:181
264052640,3chrt0-21swapper/122:49:181
236352600,3sleep30-21swapper/322:05:553
236352600,3sleep30-21swapper/322:05:553
236352600,3sleep30-21swapper/322:05:553
96122590,3chrt0-21swapper/123:45:371
96122590,3chrt0-21swapper/123:45:371
298772590,2sleep129926-21ntp_kernel_pll_19:10:521
298772590,2sleep129926-21ntp_kernel_pll_19:10:521
104702580,3chrt0-21swapper/323:08:533
104702580,3chrt0-21swapper/323:08:533
46492570,2sleep10-21swapper/122:22:301
46492570,2sleep10-21swapper/122:22:301
314502570,2chrt31449-21ssh00:10:571
314502570,2chrt31449-21ssh00:10:571
314502570,2chrt31449-21ssh00:10:571
102242570,3sleep30-21swapper/300:25:463
102242570,3sleep30-21swapper/300:25:463
222302550,2chrt0-21swapper/121:26:261
222302550,2chrt0-21swapper/121:26:261
324412540,2sleep132537-21grep22:55:541
324412540,2sleep132537-21grep22:55:541
324412540,2sleep132537-21grep22:55:541
285822530,2sleep20-21swapper/200:07:572
285822530,2sleep20-21swapper/200:07:572
200242520,4sleep227-21ksoftirqd/221:24:512
200242520,4sleep227-21ksoftirqd/221:24:512
108372510,2sleep210835-21grep19:45:562
108372510,2sleep210835-21grep19:45:562
108372510,2sleep210835-21grep19:45:562
312982490,3sleep30-21swapper/322:15:483
237052480,2sleep221954-40mandb00:01:352
237052480,2sleep221954-40mandb00:01:352
237052480,2sleep221954-40mandb00:01:352
305882470,3sleep30-21swapper/321:35:573
305882470,3sleep30-21swapper/321:35:573
56452460,7sleep012-21ksoftirqd/023:03:000
56452460,7sleep012-21ksoftirqd/023:03:000
211662460,3sleep10-21swapper/120:15:491
155322460,2sleep00-21swapper/000:30:580
155322460,2sleep00-21swapper/000:30:580
155322460,2sleep00-21swapper/000:30:580
309352450,3sleep230939-21unixbench_multi20:40:582
309352450,3sleep230939-21unixbench_multi20:40:582
309352450,3sleep230939-21unixbench_multi20:40:582
30585994521,16cyclictest22016-40systemctl00:00:391
30585994521,16cyclictest22016-40systemctl00:00:391
30585994521,16cyclictest22016-40systemctl00:00:391
190252450,2sleep30-21swapper/300:35:513
190252450,2sleep30-21swapper/300:35:513
190252450,2sleep30-21swapper/300:35:513
310272440,2sleep10-21swapper/122:15:461
310272440,2sleep10-21swapper/122:15:461
310272440,2sleep10-21swapper/122:15:461
30585994410,9cyclictest134-21systemd-journal23:45:551
30585994410,9cyclictest134-21systemd-journal23:45:551
30585994310,9cyclictest13270-21users23:10:581
30585994310,9cyclictest13270-21users23:10:581
305032430,3sleep130502-21ssh23:30:501
305032430,3sleep130502-21ssh23:30:501
305032430,3sleep130502-21ssh23:30:501
169942430,3sleep10-21swapper/123:15:471
169942430,3sleep10-21swapper/123:15:471
30585994214,10cyclictest10075-21ssh00:25:381
30585994214,10cyclictest10075-21ssh00:25:381
197082420,3sleep30-21swapper/323:56:403
197082420,3sleep30-21swapper/323:56:403
197082420,3sleep30-21swapper/323:56:403
13232420,2sleep20-21swapper/220:50:472
13232420,2sleep20-21swapper/220:50:472
317912410,3sleep130803-21/usr/sbin/munin22:15:541
317912410,3sleep130803-21/usr/sbin/munin22:15:541
317912410,3sleep130803-21/usr/sbin/munin22:15:541
30585994114,11cyclictest16358-21rm00:32:211
30585994114,11cyclictest16358-21rm00:32:211
30585994114,11cyclictest16358-21rm00:32:211
30585994114,11cyclictest15795-21ssh23:52:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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