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2026-07-31 - 12:09
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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 Fri Jul 31, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
224292820,0sleep2311rcuc/223:08:572
190592790,0sleep50-21swapper/522:14:305
118682780,0sleep00-21swapper/021:39:490
92002730,0sleep10-21swapper/121:48:391
244762720,0sleep30-21swapper/322:21:573
3013725027,8sleep60-21swapper/619:02:216
242192500,0sleep50-21swapper/521:49:315
220202500,0sleep3391rcuc/300:08:413
146322490,1sleep73062799cyclictest23:22:567
145432490,1sleep414542-21sshd23:13:564
2795624826,8sleep50-21swapper/519:01:245
2795224825,9sleep10-21swapper/119:01:201
182632470,0sleep70-21swapper/721:07:127
74092460,0sleep70-21swapper/723:20:487
48832460,0sleep54878-21systemd23:24:145
326862460,2sleep032552-21systemd22:20:420
306512460,0sleep30-21swapper/322:16:523
262702460,0sleep30-21swapper/323:34:293
259452460,0sleep30-21swapper/322:04:033
209772460,0sleep20-21swapper/223:01:362
197052460,1sleep585250irq/26-em1-tx-000:21:175
176962460,0sleep00-21swapper/022:48:450
39132450,1sleep61-21systemd00:29:276
242422450,2sleep03057199cyclictest00:16:070
147562450,1sleep2663-21in:imjournal00:08:162
3952440,0sleep6377-21sshd22:46:036
3035124433,8sleep20-21swapper/219:05:132
3014624432,9sleep40-21swapper/419:02:274
244622440,0sleep60-21swapper/621:35:066
239302440,0sleep00-21swapper/023:07:110
173012440,0sleep00-21swapper/023:41:150
171502440,1sleep3401ktimersoftd/323:17:393
169882440,0sleep50-21swapper/522:52:185
9332430,0sleep30-21swapper/323:36:373
3019124332,8sleep30-21swapper/319:02:583
29532430,0sleep20-21swapper/221:51:522
218142430,2sleep03057199cyclictest21:58:230
168332430,0sleep30-21swapper/323:48:233
152082430,0sleep50-21swapper/521:12:555
56092420,0sleep30-21swapper/300:04:093
41132420,0sleep30-21swapper/321:19:343
290552420,0sleep00-21swapper/022:25:540
251862420,0sleep10-21swapper/100:23:211
152712420,1sleep115267-21grepconf.sh23:22:581
111892420,1sleep611187-21grep23:51:386
324432410,1sleep032427-21bash23:02:150
315392410,0sleep60-21swapper/622:16:556
300312410,0sleep40-21swapper/423:41:514
249912410,0sleep60-21swapper/623:50:426
247132410,0sleep10-21swapper/123:10:571
227762410,0sleep60-21swapper/600:35:596
134952410,0sleep30-21swapper/300:15:303
257552400,0sleep70-21swapper/721:55:027
125292400,0sleep10-21swapper/100:11:441
303272390,0sleep130320-21sshd22:51:181
3009523927,8sleep00-21swapper/019:01:430
3009323927,8sleep70-21swapper/719:01:427
188102390,0sleep518803-21sshd00:15:485
130332380,0sleep40-21swapper/421:39:534
94952370,0sleep20-21swapper/221:48:402
281292330,0sleep60-21swapper/600:14:296
299302240,0sleep329892-21sshd22:47:363
3057999239,1cyclictest25-21ksoftirqd/100:00:491
30579992311,3cyclictest25-21ksoftirqd/122:41:161
3057999230,1cyclictest0-21swapper/121:35:181
275242230,0sleep70-21swapper/722:05:597
30598992219,3cyclictest41-21ksoftirqd/323:14:233
3057999229,1cyclictest25-21ksoftirqd/122:35:571
30579992211,3cyclictest25-21ksoftirqd/121:20:451
3057999217,3cyclictest25-21ksoftirqd/100:32:161
30579992112,4cyclictest25-21ksoftirqd/121:51:331
30579992112,3cyclictest25-21ksoftirqd/122:15:491
30579992111,3cyclictest25-21ksoftirqd/121:30:121
3062799206,1cyclictest73-21ksoftirqd/700:32:347
3057999209,1cyclictest25-21ksoftirqd/123:17:551
3057999206,3cyclictest25-21ksoftirqd/121:22:001
30579992010,3cyclictest25-21ksoftirqd/122:47:561
30579992010,2cyclictest25-21ksoftirqd/123:36:451
3057999201,2cyclictest0-21swapper/121:44:451
3057999200,2cyclictest0-21swapper/122:01:031
30627991917,1cyclictest73-21ksoftirqd/722:19:537
3059899197,2cyclictest41-21ksoftirqd/323:27:263
3057999198,4cyclictest25-21ksoftirqd/121:36:321
3057999197,3cyclictest25-21ksoftirqd/123:56:071
3057999195,3cyclictest25-21ksoftirqd/122:45:301
30579991914,3cyclictest25-21ksoftirqd/122:23:401
30579991914,3cyclictest25-21ksoftirqd/100:30:371
3057999190,6cyclictest1-21systemd22:03:431
237202190,0sleep70-21swapper/722:23:457
158682190,0sleep20-21swapper/200:17:212
30627991816,1cyclictest73-21ksoftirqd/723:11:257
30627991812,1cyclictest73-21ksoftirqd/722:36:307
3062799181,1cyclictest131rcu_sched23:55:577
3062799180,1cyclictest131rcu_sched22:57:597
3062799180,1cyclictest131rcu_sched22:06:377
30598991817,1cyclictest41-21ksoftirqd/322:43:063
30598991816,1cyclictest41-21ksoftirqd/323:42:263
30598991816,1cyclictest41-21ksoftirqd/322:12:123
30598991815,2cyclictest41-21ksoftirqd/323:58:593
30598991814,1cyclictest41-21ksoftirqd/322:07:523
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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