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2026-04-09 - 07:47
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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 376 highest latencies:
System rack7slot0.osadl.org (updated Thu Apr 09, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/119:06:591
120650600,0irq/26-eth1-rx-0-21swapper/319:06:053
2042024521,0sleep00-21swapper/019:08:150
112750450,0irq/25-eth00-21swapper/219:06:482
2063799150,0cyclictest0-21swapper/323:40:153
2063499150,0cyclictest0-21swapper/019:35:180
20637991413,0cyclictest0-21swapper/323:25:093
20636991413,0cyclictest0-21swapper/222:34:112
2063599140,0cyclictest0-21swapper/123:31:061
20634991411,0cyclictest0-21swapper/023:18:510
2063499140,0cyclictest0-21swapper/021:34:400
1599140,0watchdog/00-21swapper/022:53:090
41130,0ktimersoftd/00-21swapper/021:28:500
20637991312,0cyclictest0-21swapper/300:32:013
20637991311,0cyclictest0-21swapper/321:55:363
20637991310,0cyclictest21939-21sshd00:04:393
2063799130,0cyclictest0-21swapper/321:33:033
20636991312,0cyclictest4166-21hddtemp_smartct20:50:142
20636991312,0cyclictest12538-21diskmemload23:55:162
20636991312,0cyclictest0-21swapper/222:20:012
20636991312,0cyclictest0-21swapper/221:12:452
20636991311,0cyclictest112750irq/25-eth020:25:272
20635991311,0cyclictest0-21swapper/123:53:311
2063599130,0cyclictest9371-21sshd23:10:391
2063599130,0cyclictest0-21swapper/122:55:331
20634991312,0cyclictest15653-21sshd22:48:110
2063499130,0cyclictest17073-21bash00:32:090
2063499130,0cyclictest0-21swapper/022:02:180
351120,0ktimersoftd/30-21swapper/300:10:353
20637991211,0cyclictest7555-21sshd23:20:033
20637991211,0cyclictest27082-21sshd21:16:313
20637991211,0cyclictest12865-21bash22:10:133
20637991211,0cyclictest0-21swapper/323:47:343
20637991211,0cyclictest0-21swapper/322:50:043
20637991211,0cyclictest0-21swapper/322:18:503
20637991210,0cyclictest5229-21sshd23:57:203
20637991210,0cyclictest0-21swapper/320:20:123
2063799120,0cyclictest0-21swapper/322:57:373
2063799120,0cyclictest0-21swapper/322:37:393
20636991211,0cyclictest0-21swapper/222:54:242
20636991211,0cyclictest0-21swapper/221:38:112
20636991211,0cyclictest0-21swapper/200:25:162
2063699120,0cyclictest12607-21sshd22:57:052
2063699120,0cyclictest12538-21diskmemload21:47:302
2063699120,0cyclictest0-21swapper/222:46:502
2063699120,0cyclictest0-21swapper/200:15:152
20635991211,0cyclictest8286-21sshd00:30:481
20635991211,0cyclictest23032-21sshd00:28:231
20635991211,0cyclictest14547-21sshd23:20:531
20635991211,0cyclictest0-21swapper/123:43:321
20635991211,0cyclictest0-21swapper/123:25:591
20635991211,0cyclictest0-21swapper/123:05:331
20635991211,0cyclictest0-21swapper/122:04:341
20635991211,0cyclictest0-21swapper/121:41:481
20635991210,0cyclictest8806-21sshd21:27:501
20635991210,0cyclictest12185-21bash23:58:241
20635991210,0cyclictest0-21swapper/123:15:461
20635991210,0cyclictest0-21swapper/121:11:411
2063599120,0cyclictest0-21swapper/122:23:371
20634991212,0cyclictest0-21swapper/019:25:000
20634991212,0cyclictest0-21swapper/000:39:420
20634991211,0cyclictest2331-21sshd23:23:580
20634991211,0cyclictest0-21swapper/022:16:280
20634991211,0cyclictest0-21swapper/022:06:560
20634991211,0cyclictest0-21swapper/021:13:380
20634991210,0cyclictest21382-21sshd22:58:250
2063499120,0cyclictest0-21swapper/022:40:380
2063499120,0cyclictest0-21swapper/022:30:530
2063499120,0cyclictest0-21swapper/020:40:210
112750120,0irq/25-eth016360-21rt-features23:35:180
112750120,0irq/25-eth00-21swapper/223:11:492
112750120,0irq/25-eth00-21swapper/023:14:340
41110,0ktimersoftd/00-21swapper/022:20:150
351110,0ktimersoftd/30-21swapper/322:20:153
20637991111,0cyclictest0-21swapper/323:12:303
20637991111,0cyclictest0-21swapper/323:00:043
20637991111,0cyclictest0-21swapper/322:07:063
20637991111,0cyclictest0-21swapper/321:10:163
20637991111,0cyclictest0-21swapper/319:25:243
20637991111,0cyclictest0-21swapper/300:21:573
20637991110,0cyclictest6568-21sshd22:32:463
20637991110,0cyclictest19111-21sshd23:50:013
20637991110,0cyclictest0-21swapper/323:35:093
20636991111,0cyclictest0-21swapper/223:45:172
20636991111,0cyclictest0-21swapper/223:22:242
20636991111,0cyclictest0-21swapper/223:17:172
20636991110,0cyclictest7465-21sshd23:43:342
20636991110,0cyclictest24912-21bash22:02:362
20636991110,0cyclictest19814-21bash22:39:272
20636991110,0cyclictest19730-21bash22:25:172
20636991110,0cyclictest19730-21bash22:25:172
20636991110,0cyclictest0-21swapper/223:35:052
20636991110,0cyclictest0-21swapper/221:42:512
20636991110,0cyclictest0-21swapper/221:28:552
20636991110,0cyclictest0-21swapper/220:30:282
2063699110,0cyclictest0-21swapper/200:07:422
2063599119,0cyclictest0-21swapper/121:06:501
20635991111,0cyclictest12538-21diskmemload00:08:231
20635991111,0cyclictest0-21swapper/122:37:461
20635991111,0cyclictest0-21swapper/121:23:121
20635991110,0cyclictest4426-21sshd00:20:491
20635991110,0cyclictest1014-21bash23:00:121
20635991110,0cyclictest0-21swapper/100:18:231
2063599110,0cyclictest0-21swapper/122:30:421
2063599110,0cyclictest0-21swapper/121:50:501
2063599110,0cyclictest0-21swapper/120:15:501
2063599110,0cyclictest0-21swapper/119:57:561
2063599110,0cyclictest0-21swapper/100:13:301
2063499117,0cyclictest0-21swapper/021:45:160
20634991111,0cyclictest0-21swapper/023:46:510
20634991111,0cyclictest0-21swapper/021:59:520
20634991111,0cyclictest0-21swapper/000:11:570
20634991110,0cyclictest8851-21sshd22:28:270
20634991110,0cyclictest8851-21sshd22:28:270
20634991110,0cyclictest5490-21bash00:06:500
20634991110,0cyclictest4946-21sshd23:29:050
20634991110,0cyclictest22673-21bash21:53:000
20634991110,0cyclictest1479-21nfsd21:18:160
20634991110,0cyclictest12538-21diskmemload00:27:030
20634991110,0cyclictest0-21swapper/023:03:310
20634991110,0cyclictest0-21swapper/021:43:560
20634991110,0cyclictest0-21swapper/021:22:560
2063499110,0cyclictest4333-21cp00:01:570
2063499110,0cyclictest0-21swapper/020:46:190
2063499110,0cyclictest0-21swapper/020:10:260
2063499110,0cyclictest0-21swapper/020:04:370
191110,0ktimersoftd/10-21swapper/121:31:341
112750110,0irq/25-eth07619-21sshd23:48:181
112750110,0irq/25-eth00-21swapper/321:44:063
112750110,0irq/25-eth00-21swapper/023:41:080
9950100,0irq/24-0000:00:0-21swapper/000:21:020
41100,0ktimersoftd/05214-21cp23:05:200
271100,0ktimersoftd/218125-21sshd00:32:192
2063799109,0cyclictest31096-21bash21:26:193
2063799109,0cyclictest1692-21bash00:15:393
2063799109,0cyclictest0-21swapper/321:39:543
2063799109,0cyclictest0-21swapper/321:07:513
2063799109,0cyclictest0-21swapper/320:55:243
2063799109,0cyclictest0-21swapper/320:36:423
2063799109,0cyclictest0-21swapper/319:41:183
2063799109,0cyclictest0-21swapper/300:26:503
20637991010,0cyclictest0-21swapper/322:42:313
20637991010,0cyclictest0-21swapper/300:07:053
2063799100,0cyclictest0-21swapper/320:42:183
2063799100,0cyclictest0-21swapper/320:14:383
2063799100,0cyclictest0-21swapper/319:21:473
2063799100,0cyclictest0-21swapper/319:16:193
2063699109,0cyclictest7691-21bash00:35:242
2063699109,0cyclictest18357-21bash22:15:332
2063699109,0cyclictest0-21swapper/221:19:372
2063699109,0cyclictest0-21swapper/200:10:082
2063699109,0cyclictest0-21swapper/200:04:092
20636991010,0cyclictest0-21swapper/222:08:032
20636991010,0cyclictest0-21swapper/221:51:542
20636991010,0cyclictest0-21swapper/221:24:162
2063699100,0cyclictest0-21swapper/220:37:122
2063699100,0cyclictest0-21swapper/219:21:352
2063599109,0cyclictest0-21swapper/121:35:271
20635991010,0cyclictest0-21swapper/122:11:391
20635991010,0cyclictest0-21swapper/121:18:341
20635991010,0cyclictest0-21swapper/119:51:391
2063599100,0cyclictest0-21swapper/122:42:541
2063599100,0cyclictest0-21swapper/120:49:161
2063599100,0cyclictest0-21swapper/100:39:341
2063499109,0cyclictest0-21swapper/021:39:180
2063499109,0cyclictest0-21swapper/020:35:240
20634991010,0cyclictest0-21swapper/021:06:330
20634991010,0cyclictest0-21swapper/019:52:460
2063499100,0cyclictest0-21swapper/023:54:530
191100,0ktimersoftd/10-21swapper/122:18:091
112750100,0irq/25-eth034-21rcuc/321:52:253
112750100,0irq/25-eth023427-21bash22:11:400
112750100,0irq/25-eth021088-21sshd23:55:010
112750100,0irq/25-eth00-21swapper/223:06:222
4190,0ktimersoftd/00-21swapper/000:15:190
35190,0ktimersoftd/30-21swapper/319:48:373
206379999,0cyclictest0-21swapper/320:28:283
206379999,0cyclictest0-21swapper/320:02:343
206379999,0cyclictest0-21swapper/319:31:533
206379999,0cyclictest0-21swapper/319:10:103
206379998,0cyclictest5193-21bash21:22:413
206379998,0cyclictest1075-21bash23:09:383
206379998,0cyclictest0-21swapper/320:52:593
206379998,0cyclictest0-21swapper/300:36:373
206379990,0cyclictest0-21swapper/322:03:473
206369999,0cyclictest0-21swapper/223:27:312
206369999,0cyclictest0-21swapper/221:33:332
206369998,0cyclictest377-21munin-node20:40:212
206369998,0cyclictest18558-21bash23:02:392
206369998,0cyclictest15029-21bash23:54:072
206369998,0cyclictest0-21swapper/221:56:042
206369990,0cyclictest0-21swapper/219:48:532
206369990,0cyclictest0-21swapper/200:21:022
206359999,0cyclictest810-40kipmi022:45:201
206359999,0cyclictest0-21swapper/122:50:271
206359999,0cyclictest0-21swapper/120:56:501
206359999,0cyclictest0-21swapper/120:43:431
206359999,0cyclictest0-21swapper/120:38:071
206359999,0cyclictest0-21swapper/120:32:341
206359999,0cyclictest0-21swapper/120:21:241
206359999,0cyclictest0-21swapper/119:26:481
206359998,0cyclictest0-21swapper/123:35:591
206359998,0cyclictest0-21swapper/122:28:151
206359998,0cyclictest0-21swapper/122:28:151
206359998,0cyclictest0-21swapper/122:09:121
206359998,0cyclictest0-21swapper/121:46:121
206359998,0cyclictest0-21swapper/120:03:581
206349999,0cyclictest0-21swapper/020:21:350
206349999,0cyclictest0-21swapper/019:40:420
206349999,0cyclictest0-21swapper/019:20:560
206349999,0cyclictest0-21swapper/019:15:300
206349998,0cyclictest0-21swapper/022:35:310
206379988,0cyclictest0-21swapper/322:28:073
206379988,0cyclictest0-21swapper/322:28:063
206379988,0cyclictest0-21swapper/319:53:233
206379988,0cyclictest0-21swapper/319:35:013
206379987,0cyclictest9311-21ntp_offset21:00:183
206379987,0cyclictest0-21swapper/320:31:083
206369988,0cyclictest0-21swapper/220:20:492
206369988,0cyclictest0-21swapper/219:56:052
206369987,0cyclictest20034-21bash23:31:072
206369983,0cyclictest0-21swapper/219:34:452
206369980,0cyclictest0-21swapper/220:55:122
206359988,0cyclictest0-21swapper/120:26:581
206359988,0cyclictest0-21swapper/120:06:531
206359988,0cyclictest0-21swapper/119:45:371
206359988,0cyclictest0-21swapper/100:00:501
206359987,0cyclictest0-21swapper/121:57:281
206349988,0cyclictest0-21swapper/020:51:400
206349988,0cyclictest0-21swapper/020:29:500
206349988,0cyclictest0-21swapper/019:46:440
206349985,0cyclictest0-21swapper/019:30:110
206349980,0cyclictest0-21swapper/023:31:040
11275080,0irq/25-eth07860-21awk21:00:000
11275080,0irq/25-eth03341-21sshd22:46:173
11275080,0irq/25-eth028103-21sshd21:49:123
11275080,0irq/25-eth016007-21sshd23:30:293
11275080,0irq/25-eth00-21swapper/323:17:003
339970,0migration/32200-21nfsd420:45:153
206379977,0cyclictest0-21swapper/320:17:193
206379977,0cyclictest0-21swapper/320:08:353
206369977,0cyclictest0-21swapper/220:10:292
206369976,0cyclictest0-21swapper/219:37:372
206369975,0cyclictest112750irq/25-eth021:01:102
206369973,0cyclictest0-21swapper/222:14:292
206369970,0cyclictest0-21swapper/222:40:152
206369970,0cyclictest0-21swapper/220:07:232
206359977,0cyclictest0-21swapper/119:18:271
206359974,0cyclictest0-21swapper/119:44:201
206349977,0cyclictest0-21swapper/020:16:000
206349973,0cyclictest0-21swapper/019:55:150
12065070,0irq/26-eth1-rx-31486-21fschecks_time19:30:111
4160,0ktimersoftd/00-21swapper/020:30:110
259960,0migration/228755-21cpuspeed_turbos19:25:122
206369964,0cyclictest0-21swapper/219:10:142
206369963,0cyclictest0-21swapper/219:50:142
206369962,0cyclictest0-21swapper/221:05:152
206369962,0cyclictest0-21swapper/220:15:162
206369962,0cyclictest0-21swapper/220:00:142
206369962,0cyclictest0-21swapper/219:15:012
206359966,0cyclictest0-21swapper/119:12:441
206359962,0cyclictest0-21swapper/120:50:141
206359962,0cyclictest0-21swapper/120:10:141
206349962,0cyclictest0-21swapper/021:00:140
206349962,0cyclictest0-21swapper/020:05:160
206349962,0cyclictest0-21swapper/019:10:140
19160,0ktimersoftd/10-21swapper/119:20:071
169960,0watchdog/10-21swapper/119:35:171
206379951,0cyclictest0-21swapper/319:55:143
206369954,0cyclictest1908-21if_eth120:45:132
206369950,0cyclictest0-21swapper/219:40:022
206359950,0cyclictest0-21swapper/121:00:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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