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2025-02-08 - 16:42
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack0slot0.osadl.org (updated Sat Feb 08, 2025 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2640421790,1sleep6463-21systemd-journal11:38:326
1054521530,2sleep4951399cyclictest12:04:444
1608721520,1sleep6952899cyclictest10:19:446
3035321280,0sleep00-21swapper/011:05:320
1379421200,0sleep50-21swapper/512:10:065
1575821090,0sleep10-21swapper/112:29:341
2000121050,0sleep10-21swapper/111:47:081
1378921050,4sleep7953499cyclictest12:29:157
131922980,0sleep40-21swapper/412:33:524
131922980,0sleep40-21swapper/412:33:524
95122960,4sleep2950099cyclictest11:16:482
15672930,0sleep40-21swapper/411:01:034
151702840,0sleep70-21swapper/711:36:497
139502830,0sleep70-21swapper/709:11:417
200332810,1sleep30-21swapper/309:17:223
262922790,1sleep5591ktimersoftd/511:38:305
36052770,0sleep60-21swapper/611:20:376
284702770,4sleep6952899cyclictest12:07:256
26252750,1sleep30-21swapper/311:06:143
76842740,4sleep4951399cyclictest09:25:084
100462720,0sleep10-21swapper/110:09:051
325112710,0sleep50-21swapper/511:10:345
325112710,0sleep50-21swapper/511:10:345
81942700,4sleep4951399cyclictest10:13:334
40172700,0sleep60-21swapper/609:24:386
188932700,0sleep50-21swapper/509:26:555
120922700,0sleep10-21swapper/109:45:171
127862690,0sleep50-21swapper/510:43:245
7792680,0sleep00-21swapper/009:24:080
26372670,0sleep10-21swapper/110:37:031
128202620,0sleep00-21swapper/012:38:290
128202620,0sleep00-21swapper/012:38:290
324262590,4sleep7953499cyclictest10:56:007
903425747,6sleep30-21swapper/307:07:123
142012570,0sleep60-21swapper/611:31:596
923725545,6sleep10-21swapper/107:09:421
45102540,0sleep60-21swapper/611:44:496
908325332,7sleep60-21swapper/607:07:476
164922530,0sleep70-21swapper/710:29:407
903525242,6sleep40-21swapper/407:07:134
922725027,7sleep00-21swapper/007:09:410
906624837,7sleep70-21swapper/707:07:407
19932470,0sleep70-21swapper/711:44:277
910224433,7sleep50-21swapper/507:08:025
920924333,6sleep20-21swapper/207:09:272
291212420,0sleep40-21swapper/412:07:324
275242420,0sleep60-21swapper/612:11:586
235392420,4sleep5952199cyclictest10:50:055
234622420,1sleep023461-21sshd12:11:210
181552390,1sleep118145-21sshd12:39:201
181552390,1sleep118145-21sshd12:39:201
259322360,0sleep70-21swapper/712:11:437
286792260,1sleep11037-21runrttasks11:57:501
101102240,0sleep00-21swapper/009:45:000
96412220,4sleep4951399cyclictest11:31:164
87542220,0sleep20-21swapper/209:39:572
220812220,1sleep30-21swapper/310:49:553
319432210,0sleep50-21swapper/510:36:355
186402210,0sleep40-21swapper/411:22:584
184942210,4sleep5952199cyclictest11:18:115
163372210,1sleep778-21ksoftirqd/711:55:567
129992210,1sleep20-21swapper/209:40:212
952199200,19cyclictest0-21swapper/511:44:415
950699203,15cyclictest0-21swapper/309:29:303
950699200,19cyclictest0-21swapper/311:44:423
948899200,5cyclictest91rcu_preempt10:20:530
46652200,0sleep60-21swapper/612:03:486
205282190,0sleep60-21swapper/611:51:546
189762190,1sleep018975-21sshd12:01:030
117842190,1sleep50-21swapper/510:14:065
952199180,17cyclictest0-21swapper/511:50:105
951399180,1cyclictest0-21swapper/411:42:354
9492991811,5cyclictest0-21swapper/110:23:551
949299180,1cyclictest0-21swapper/109:10:561
145352180,0sleep20-21swapper/212:19:402
951399170,1cyclictest0-21swapper/410:59:034
951399170,15cyclictest0-21swapper/411:14:144
951399170,15cyclictest0-21swapper/411:14:134
949299170,1cyclictest0-21swapper/112:12:161
273162170,0sleep00-21swapper/007:45:130
206232170,0sleep3401rcuc/310:39:543
192142170,1sleep70-21swapper/710:10:167
13552170,1sleep117670-21kworker/1:011:44:201
9513991611,4cyclictest0-21swapper/412:19:254
9513991611,4cyclictest0-21swapper/411:58:354
951399160,1cyclictest0-21swapper/411:15:174
950699163,11cyclictest0-21swapper/307:40:183
950699161,14cyclictest0-21swapper/310:28:273
950099160,15cyclictest0-21swapper/211:05:212
949299169,6cyclictest0-21swapper/110:45:581
949299160,1cyclictest0-21swapper/111:18:381
949299160,1cyclictest0-21swapper/111:07:441
949299160,14cyclictest0-21swapper/109:35:331
949299160,11cyclictest0-21swapper/110:18:251
948899160,15cyclictest735-21gdbus11:18:340
186342160,0sleep70-21swapper/710:15:147
139072160,0sleep00-21swapper/011:22:140
953499151,12cyclictest0-21swapper/710:04:507
9528991511,3cyclictest0-21swapper/612:23:386
952899150,13cyclictest0-21swapper/610:04:496
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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