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2026-08-01 - 02:20
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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
Characteristics of the 100 highest latencies:
System rack3slot0.osadl.org (updated Sat Aug 01, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273162940,2sleep22982499cyclictest22:42:142
89472840,0sleep60-21swapper/623:30:156
102832740,0sleep60-21swapper/600:12:126
276042720,1sleep233-21ksoftirqd/222:49:352
180662610,0sleep40-21swapper/423:41:354
2962425624,18sleep40-21swapper/419:05:234
24782540,0sleep20-21swapper/223:20:502
112642540,0sleep40-21swapper/421:56:114
2947325227,9sleep70-21swapper/719:03:187
305042510,0sleep50-21swapper/500:07:555
2939325127,8sleep20-21swapper/219:02:162
318032500,1sleep6100-21kswapd022:28:006
2953324925,8sleep00-21swapper/019:04:070
290502490,0sleep60-21swapper/622:24:166
23682490,0sleep60-21swapper/622:35:296
178762490,0sleep50-21swapper/521:51:075
51452480,1sleep35050-21sshd22:10:193
51452480,1sleep35050-21sshd22:10:193
257912480,1sleep725337-21sshd21:20:497
203382480,0sleep10-21swapper/121:07:221
8032470,1sleep0794-21bash23:13:270
2868524722,4sleep10-21swapper/119:01:351
236022470,0sleep20-21swapper/222:27:322
97652460,0sleep20-21swapper/222:57:362
319532460,0sleep1241ktimersoftd/122:44:211
248762460,1sleep024865-21bash21:46:050
226022460,0sleep30-21swapper/300:03:523
112082460,1sleep711206-21systemd22:28:417
304012450,1sleep665-21ksoftirqd/622:38:496
2944224524,8sleep30-21swapper/319:02:493
252522450,0sleep70-21swapper/723:51:157
189922450,0sleep30-21swapper/300:20:023
187152450,0sleep50-21swapper/522:40:015
153032450,0sleep50-21swapper/522:56:105
88962440,0sleep10-21swapper/121:14:271
72402440,0sleep20-21swapper/223:48:212
324482430,0sleep30-21swapper/321:42:483
2939624323,16sleep50-21swapper/519:02:195
276022430,0sleep40-21swapper/400:31:244
276022430,0sleep40-21swapper/400:31:244
17632430,0sleep10-21swapper/100:13:351
33272420,0sleep20-21swapper/223:31:402
33272420,0sleep20-21swapper/223:31:402
57572410,0sleep30-21swapper/321:35:593
249652410,0sleep60-21swapper/623:25:436
225532410,0sleep00-21swapper/022:23:540
217622410,0sleep021758-21sshd23:41:470
204782410,0sleep20-21swapper/222:02:012
199652410,0sleep20-21swapper/223:41:412
138392400,1sleep013838-21grep23:25:050
104682400,0sleep10-21swapper/123:08:321
90432390,0sleep50-21swapper/523:10:205
88032390,0sleep50-21swapper/521:52:195
72172390,2sleep02980999cyclictest23:30:090
2955923928,8sleep60-21swapper/619:04:296
208182390,0sleep00-21swapper/021:35:000
204352390,0sleep70-21swapper/700:23:427
165182380,0sleep216506-21sshd21:49:122
29832992312,2cyclictest41-21ksoftirqd/300:33:073
29832992312,2cyclictest41-21ksoftirqd/300:33:073
13372220,1sleep51331-21munin-run21:06:145
2983299217,2cyclictest41-21ksoftirqd/323:06:263
29832992118,3cyclictest41-21ksoftirqd/321:38:233
29832992117,1cyclictest41-21ksoftirqd/300:12:033
29832992114,4cyclictest41-21ksoftirqd/323:22:373
29809992111,9cyclictest9-21ksoftirqd/021:59:080
2980999210,10cyclictest26202-21kworker/0:121:47:540
29832992018,2cyclictest41-21ksoftirqd/323:33:293
29832992018,2cyclictest41-21ksoftirqd/323:33:293
2980999208,6cyclictest9-21ksoftirqd/000:14:520
2980999208,12cyclictest9-21ksoftirqd/021:18:360
2980999204,10cyclictest9-21ksoftirqd/000:28:020
29809992014,6cyclictest9-21ksoftirqd/023:36:020
29809992014,6cyclictest9-21ksoftirqd/023:36:020
29809992014,6cyclictest9-21ksoftirqd/022:56:260
29809992013,3cyclictest9-21ksoftirqd/021:40:520
2983299193,3cyclictest41-21ksoftirqd/323:19:293
2983299193,3cyclictest41-21ksoftirqd/321:48:043
2983299193,1cyclictest41-21ksoftirqd/323:49:593
29832991917,1cyclictest41-21ksoftirqd/323:52:153
29832991916,3cyclictest41-21ksoftirqd/322:05:013
29832991916,2cyclictest41-21ksoftirqd/322:39:073
29832991915,4cyclictest41-21ksoftirqd/323:26:393
29832991915,3cyclictest41-21ksoftirqd/321:13:523
29809991915,4cyclictest9-21ksoftirqd/022:08:540
29809991915,4cyclictest9-21ksoftirqd/022:08:540
29809991915,4cyclictest9-21ksoftirqd/021:30:020
29809991914,5cyclictest0-21swapper/021:06:300
29809991913,1cyclictest9-21ksoftirqd/022:44:040
306352180,1sleep630637-21grepconf.sh21:59:016
2983299183,1cyclictest41-21ksoftirqd/300:30:483
29832991817,1cyclictest41-21ksoftirqd/300:07:023
29832991816,1cyclictest41-21ksoftirqd/323:56:573
29832991816,1cyclictest41-21ksoftirqd/322:55:443
29832991816,1cyclictest41-21ksoftirqd/300:23:113
29832991815,3cyclictest41-21ksoftirqd/323:11:493
29832991815,1cyclictest41-21ksoftirqd/322:28:013
29832991815,1cyclictest41-21ksoftirqd/321:27:003
29832991815,0cyclictest41-21ksoftirqd/323:36:473
29832991815,0cyclictest41-21ksoftirqd/323:36:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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