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2026-04-12 - 21:31
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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 rack7slot0.osadl.org (updated Sun Apr 12, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/107:05:041
112750580,0irq/25-eth00-21swapper/307:09:163
112750510,0irq/25-eth00-21swapper/007:09:480
3119424321,0sleep20-21swapper/207:09:142
3133299211,0cyclictest3862-21sshd10:36:220
31335991614,0cyclictest8914-21ls07:30:013
31334991514,0cyclictest0-21swapper/207:30:132
31335991413,0cyclictest8347-21sshd10:51:123
31335991413,0cyclictest20041-21sshd10:57:433
31335991413,0cyclictest0-21swapper/312:26:213
31335991413,0cyclictest0-21swapper/312:06:503
31335991410,0cyclictest22595-21bash12:33:053
31334991413,0cyclictest0-21swapper/209:15:342
31333991413,0cyclictest23249-21diskmemload09:58:181
271140,0ktimersoftd/218245-21sshd11:35:202
1699140,0watchdog/10-21swapper/111:37:451
31335991312,0cyclictest0-21swapper/311:34:323
31335991310,0cyclictest14940-21sshd09:46:023
3133599130,0cyclictest0-21swapper/310:31:413
31334991312,0cyclictest0-21swapper/210:04:352
3133499130,0cyclictest0-21swapper/212:35:022
3133499130,0cyclictest0-21swapper/211:47:042
3133399130,0cyclictest17159-21sshd10:24:131
3133399130,0cyclictest0-21swapper/112:37:491
3133399130,0cyclictest0-21swapper/112:17:501
3133399130,0cyclictest0-21swapper/110:12:151
31332991312,0cyclictest9918-21sshd11:34:140
31332991312,0cyclictest0-21swapper/011:43:130
31332991311,0cyclictest0-21swapper/009:36:560
3133299130,0cyclictest23249-21diskmemload11:54:430
3133299130,0cyclictest0-21swapper/011:23:410
3133299130,0cyclictest0-21swapper/011:07:260
112750130,0irq/25-eth00-21swapper/110:48:571
41120,0ktimersoftd/019249-21sshd11:45:040
31335991211,0cyclictest0-21swapper/311:53:503
31335991211,0cyclictest0-21swapper/311:16:453
31335991211,0cyclictest0-21swapper/310:36:283
31335991210,0cyclictest0-21swapper/311:12:003
3133599120,0cyclictest0-21swapper/311:20:013
3133599120,0cyclictest0-21swapper/311:02:293
3133599120,0cyclictest0-21swapper/310:01:163
3133599120,0cyclictest0-21swapper/309:44:033
3133599120,0cyclictest0-21swapper/309:16:253
31334991211,0cyclictest0-21swapper/212:00:042
31334991211,0cyclictest0-21swapper/208:55:222
31334991210,0cyclictest0-21swapper/212:26:332
31334991210,0cyclictest0-21swapper/211:25:482
31334991210,0cyclictest0-21swapper/210:17:022
31334991210,0cyclictest0-21swapper/210:17:012
31334991210,0cyclictest0-21swapper/209:39:302
31334991210,0cyclictest0-21swapper/209:27:262
31334991210,0cyclictest0-21swapper/209:21:302
3133499120,0cyclictest2936-21sshd09:49:092
3133499120,0cyclictest0-21swapper/211:56:482
3133499120,0cyclictest0-21swapper/211:22:322
31333991212,0cyclictest0-21swapper/111:55:031
31333991211,0cyclictest0-21swapper/110:37:001
31333991210,0cyclictest23249-21diskmemload10:15:451
31333991210,0cyclictest23249-21diskmemload10:15:441
31332991211,0cyclictest23249-21diskmemload12:24:130
31332991211,0cyclictest0-21swapper/010:11:120
31332991210,0cyclictest23569-21sshd09:52:020
31332991210,0cyclictest0-21swapper/010:56:090
3133299120,0cyclictest21710-21sshd10:20:080
3133299120,0cyclictest0-21swapper/009:55:320
271120,0ktimersoftd/20-21swapper/211:54:512
191120,0ktimersoftd/10-21swapper/110:42:271
112750120,0irq/25-eth023249-21diskmemload09:36:211
112750120,0irq/25-eth00-21swapper/310:19:163
112750120,0irq/25-eth00-21swapper/310:19:153
112750120,0irq/25-eth00-21swapper/212:11:062
112750120,0irq/25-eth00-21swapper/111:46:201
112750120,0irq/25-eth00-21swapper/111:42:241
112750120,0irq/25-eth00-21swapper/110:56:231
41110,0ktimersoftd/00-21swapper/010:46:030
31335991111,0cyclictest0-21swapper/312:38:053
31335991111,0cyclictest0-21swapper/312:19:513
31335991111,0cyclictest0-21swapper/311:57:043
31335991111,0cyclictest0-21swapper/311:42:323
31335991111,0cyclictest0-21swapper/309:59:303
31335991110,0cyclictest23941-21sshd11:45:343
31335991110,0cyclictest19315-21sshd09:28:033
31335991110,0cyclictest112750irq/25-eth011:27:023
31335991110,0cyclictest0-21swapper/312:00:203
31335991110,0cyclictest0-21swapper/310:25:113
31335991110,0cyclictest0-21swapper/310:20:263
31335991110,0cyclictest0-21swapper/309:35:553
31335991110,0cyclictest0-21swapper/309:22:063
3133599110,0cyclictest0-21swapper/307:40:153
31334991110,0cyclictest0-21swapper/212:16:342
31334991110,0cyclictest0-21swapper/210:45:022
31334991110,0cyclictest0-21swapper/210:36:472
3133499110,0cyclictest0-21swapper/210:33:312
3133499110,0cyclictest0-21swapper/210:22:162
31333991111,0cyclictest0-21swapper/112:31:051
31333991111,0cyclictest0-21swapper/111:19:171
31333991111,0cyclictest0-21swapper/111:08:001
31333991111,0cyclictest0-21swapper/109:42:251
31333991111,0cyclictest0-21swapper/109:12:461
31333991110,0cyclictest2852-21bash12:01:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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