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2026-11-05 - 01:04
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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 highest latencies:
System rack9slot4.osadl.org (updated Wed Nov 04, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
278911177145sleep0-21swapper/121:03:101
278911177145sleep0-21swapper/121:03:101
28081110871sleep0-21swapper/021:03:170
28081110871sleep0-21swapper/021:03:170
28214999335cyclictest0-21swapper/021:38:510
2821499909cyclictest0-21swapper/001:43:580
2821499899cyclictest0-21swapper/000:23:550
28214998910cyclictest0-21swapper/021:53:440
2821499889cyclictest0-21swapper/021:08:500
2821499889cyclictest0-21swapper/000:54:020
28214998812cyclictest0-21swapper/021:33:400
2821499879cyclictest0-21swapper/022:08:570
2821499879cyclictest0-21swapper/022:03:510
2821499879cyclictest0-21swapper/021:18:250
2821499878cyclictest0-21swapper/001:28:570
2821499869cyclictest0-21swapper/021:48:530
2821499869cyclictest0-21swapper/001:18:580
2821499868cyclictest0-21swapper/023:03:410
2821499868cyclictest0-21swapper/021:03:500
2821499868cyclictest0-21swapper/001:13:570
2821499859cyclictest0-21swapper/022:43:380
2821499859cyclictest0-21swapper/000:48:560
2821499858cyclictest0-21swapper/001:48:580
2821499858cyclictest0-21swapper/001:08:470
2821499857cyclictest0-21swapper/022:48:410
2821499848cyclictest0-21swapper/023:58:550
2821499848cyclictest0-21swapper/023:28:540
2821499848cyclictest0-21swapper/022:39:070
2821499848cyclictest0-21swapper/002:03:580
2821499848cyclictest0-21swapper/000:18:550
2821499839cyclictest0-21swapper/023:53:440
2821499839cyclictest0-21swapper/023:53:440
2821499838cyclictest0-21swapper/001:58:480
2821499838cyclictest0-21swapper/000:58:560
2821499838cyclictest0-21swapper/000:33:560
2821499838cyclictest0-21swapper/000:03:500
28214998365cyclictest0-21swapper/023:46:220
2821499829cyclictest0-21swapper/022:53:530
2821499828cyclictest0-21swapper/021:28:500
2821499828cyclictest0-21swapper/001:38:520
2821499828cyclictest0-21swapper/001:38:520
2821499818cyclictest0-21swapper/022:26:460
2821499818cyclictest0-21swapper/021:58:460
2821499818cyclictest0-21swapper/001:53:580
2821499818cyclictest0-21swapper/000:44:020
28214998159cyclictest0-21swapper/023:18:300
28214998159cyclictest0-21swapper/023:18:300
2821499808cyclictest0-21swapper/001:03:580
2821499808cyclictest0-21swapper/001:03:580
28214998018cyclictest26532-21latency_hist02:13:290
2821499794cyclictest23513-21latency_hist00:18:250
28214997911cyclictest0-21swapper/002:13:390
2821499788cyclictest0-21swapper/022:18:520
2821499788cyclictest0-21swapper/021:43:510
28214997756cyclictest0-21swapper/023:23:540
28214997623cyclictest30067-21diskstats00:38:450
2821499754cyclictest378-21cat23:03:240
2821499749cyclictest0-21swapper/023:39:040
2821499749cyclictest0-21swapper/001:33:570
28214997411cyclictest0-21swapper/021:13:250
32450730irq/43-eth0280-21connmand21:48:531
2821499738cyclictest0-21swapper/021:28:200
28214997352cyclictest0-21swapper/002:28:350
6950720irq/18-mmc029626-21latency_hist02:23:290
2821499728cyclictest0-21swapper/023:13:560
2821499728cyclictest0-21swapper/000:13:260
28214997212cyclictest0-21swapper/002:24:090
28214997211cyclictest0-21swapper/022:14:370
6950710irq/18-mmc012233-21timerandwakeup01:24:020
2821499716cyclictest0-21swapper/000:28:310
1799710migration/118380-21/usr/sbin/munin23:58:571
28214997062cyclictest6950irq/18-mmc023:33:550
28214996911cyclictest0-21swapper/023:48:290
2821499684cyclictest74-21mmcqd/022:28:520
28214996810cyclictest0-21swapper/022:34:020
28214996648cyclictest0-21swapper/023:08:530
32450630irq/43-eth022058-21/usr/sbin/munin00:13:371
32450630irq/43-eth00-21swapper/123:46:151
32450630irq/43-eth00-21swapper/100:59:431
1699630watchdog/118957-21latency_hist00:03:251
32450610irq/43-eth00-21swapper/102:03:141
2822399618cyclictest0-21swapper/121:33:461
28223996132cyclictest0-21swapper/123:15:521
1799610migration/128441-21/usr/sbin/munin22:48:361
1799610migration/127193-21/usr/sbin/munin02:13:511
32450600irq/43-eth0299-21runrttasks23:01:041
32450600irq/43-eth00-21swapper/100:13:221
2822399608cyclictest0-21swapper/101:18:531
32450590irq/43-eth00-21swapper/122:43:341
2822399598cyclictest0-21swapper/123:03:511
1799590migration/17192-21/usr/sbin/munin01:08:521
1799590migration/15897-21/usr/sbin/munin01:03:561
1799590migration/15897-21/usr/sbin/munin01:03:561
1799590migration/132024-21/usr/sbin/munin21:13:441
1799590migration/123134-21/usr/sbin/munin22:28:571
1799590migration/116990-21/usr/sbin/munin01:39:051
1799590migration/116990-21/usr/sbin/munin01:39:051
1799590migration/116052-21/usr/sbin/munin23:53:391
1799590migration/116052-21/usr/sbin/munin23:53:391
1799590migration/114428-21sh23:48:361
1799590migration/113621-21/usr/sbin/munin01:28:571
1799590migration/11042-21/usr/sbin/munin00:48:501
28223995827cyclictest0-21swapper/100:40:531
1799580migration/17473-21/usr/sbin/munin21:38:471
1799580migration/17458-21/usr/sbin/munin23:23:521
1799580migration/1743-21/usr/sbin/munin21:18:341
1799580migration/15271-21/usr/sbin/munin23:18:371
1799580migration/15271-21/usr/sbin/munin23:18:371
1799580migration/131862-21/usr/sbin/munin00:43:481
1799580migration/12998-21/usr/sbin/munin21:23:551
1799580migration/128847-21/usr/sbin/munin21:03:421
1799580migration/128468-21/usr/sbin/munin02:18:421
1799580migration/125169-21/usr/sbin/munin02:08:401
1799580migration/120843-21/usr/sbin/munin22:23:411
1799580migration/120139-21/usr/sbin/munin22:19:021
1799580migration/118299-21/usr/sbin/munin22:13:511
1799580migration/118287-21/usr/sbin/munin01:44:011
1799580migration/116121-21/usr/sbin/munin22:08:351
1799580migration/112565-21runrttasks01:27:171
1799580migration/111531-21/usr/sbin/munin23:38:421
1799580migration/110367-21/usr/sbin/munin23:33:491
1799570migration/130881-21/usr/sbin/munin02:24:071
1799570migration/128530-21/usr/sbin/munin00:33:441
1799570migration/123885-21/usr/sbin/munin00:18:441
1799570migration/119039-21/usr/sbin/munin01:48:401
1699570watchdog/123532-21grep02:03:291
1799560migration/19037-21/usr/sbin/munin21:43:511
1799560migration/132621-21runrttasks02:32:021
1799560migration/13165-21runrttasks00:54:571
1799560migration/129830-21latency_hist21:08:201
1799560migration/113122-21/usr/sbin/munin21:58:401
1699560watchdog/121293-21file01:53:561
1699560watchdog/115182-21/usr/sbin/munin01:34:001
32450550irq/43-eth00-21swapper/121:31:241
2822399558cyclictest0-21swapper/122:03:531
1799550migration/18211-21aten_r9power_po01:13:401
1799550migration/127937-21runrttasks00:30:341
1699550watchdog/193-21systemd-journal22:58:231
1699550watchdog/10-21swapper/122:33:351
32450530irq/43-eth09378-21chrt23:30:031
32450530irq/43-eth025175-21/usr/sbin/munin22:38:341
32450520irq/43-eth00-21swapper/123:08:561
1699520watchdog/112176-21/usr/sbin/munin21:53:541
28223995132cyclictest0-21swapper/100:23:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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