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2025-11-17 - 17:41
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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 rack5slot0.osadl.org (updated Mon Nov 17, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1304121340,4sleep22674699cyclictest12:30:562
1142521230,4sleep22674699cyclictest12:25:112
26269211434,43sleep10-21swapper/107:07:191
2779221130,0sleep00-21swapper/010:42:370
1214621110,2sleep10-21swapper/112:39:491
1591321070,2sleep115915-21bash10:11:391
1591321070,2sleep115915-21bash10:11:391
2468321030,1sleep30-21swapper/312:06:123
131832980,1sleep20-21swapper/209:58:102
193802960,0sleep00-21swapper/012:37:320
11332940,4sleep22674699cyclictest11:16:082
148342930,1sleep30-21swapper/309:12:573
138102930,1sleep013800-21sshd11:59:040
118242930,3sleep10-21swapper/111:43:181
92662920,2sleep30-21swapper/311:26:433
299512910,0sleep00-21swapper/010:06:250
189922910,1sleep20-21swapper/209:45:342
78402900,2sleep17836-21sshd10:04:181
326922890,2sleep20-21swapper/210:00:132
243482890,3sleep30-21swapper/311:34:583
239982880,1sleep023984-21sshd10:32:100
33062870,2sleep32405-21runrttasks08:40:123
235892870,1sleep30-21swapper/311:38:073
323262860,2sleep10-21swapper/109:14:441
241212860,1sleep024119-21bash11:18:320
231702860,2sleep30-21swapper/308:10:223
165902860,0sleep11848-21nfsd11:11:151
135352860,2sleep20-21swapper/211:01:182
310582850,1sleep30-21swapper/310:32:543
30772850,1sleep32674799cyclictest09:53:503
225112850,1sleep20-21swapper/209:13:442
139782850,2sleep20-21swapper/210:08:162
2625028235,43sleep30-21swapper/307:07:063
140582820,1sleep00-21swapper/009:22:280
200662810,2sleep320065-21bash11:18:073
5312790,1sleep2530-21bash12:38:462
206112790,2sleep20-21swapper/209:36:052
239662780,1sleep30-21swapper/312:14:543
97392770,2sleep29728-21sshd09:41:262
95532770,2sleep20-21swapper/211:43:032
255212770,1sleep025514-21sshd09:59:270
327052750,1sleep02405-21runrttasks09:30:500
134952750,2sleep11848-21nfsd12:16:441
85142740,3sleep28465-21sshd11:20:142
6072740,1sleep30-21swapper/312:18:313
198082720,1sleep20-21swapper/209:19:542
197472720,0sleep00-21swapper/010:58:480
77622710,1sleep10-21swapper/112:04:461
238472710,2sleep123845-21sshd09:33:151
177552690,1sleep30-21swapper/310:58:353
43192680,1sleep10-21swapper/110:36:401
188602680,4sleep32674799cyclictest10:05:203
2635926335,15sleep20-21swapper/207:08:282
2646025933,23sleep00-21swapper/007:09:430
251322530,0sleep125131-21sshd12:32:041
323212510,0sleep30-21swapper/310:26:243
286572500,1sleep10-21swapper/112:06:341
240362390,0sleep324038-21id12:00:023
171382360,4sleep20-21swapper/210:15:092
171382360,4sleep20-21swapper/210:15:092
17532340,3sleep30-21swapper/310:10:173
17532340,3sleep30-21swapper/310:10:163
2674699334,7cyclictest0-21swapper/212:05:532
2674499331,26cyclictest0-21swapper/012:09:420
271842320,30sleep1135650irq/27-eth011:25:191
210812300,2sleep10-21swapper/109:36:071
26744992924,3cyclictest893-21sshd12:21:190
225632290,2sleep10-21swapper/110:52:231
158652280,1sleep010-21rcuc/010:48:260
154602280,1sleep115455-21sshd10:34:391
26746992724,2cyclictest7471-21bash12:19:072
137852270,4sleep32674799cyclictest11:46:403
118802270,1sleep10-21swapper/109:48:151
50132260,2sleep30-21swapper/310:50:323
2674499260,2cyclictest7561-21sshd09:25:140
2674499260,25cyclictest31181-21bash10:39:460
26746992520,3cyclictest0-21swapper/210:50:072
2674599250,23cyclictest18600-21sshd09:52:021
179572250,2sleep317956-21basename11:50:133
119282250,0sleep00-21swapper/012:33:470
98002240,1sleep10-21swapper/111:04:141
36962240,3sleep30-21swapper/310:23:353
26746992419,2cyclictest33-21ksoftirqd/212:01:182
26746992415,3cyclictest1848-21nfsd11:57:152
26746992412,4cyclictest0-21swapper/210:10:402
26746992412,4cyclictest0-21swapper/210:10:392
2674599248,6cyclictest10950irq/23-ehci_hcd10:44:101
26744992411,6cyclictest3-21ksoftirqd/012:29:370
2674499240,5cyclictest0-21swapper/011:21:140
254462240,2sleep10-21swapper/110:09:261
160012240,0sleep00-21swapper/011:46:530
86252230,2sleep30-21swapper/312:36:303
44952230,20sleep3135650irq/27-eth010:00:323
26746992318,3cyclictest12983-21id11:37:012
26746992316,4cyclictest16472-21sshd12:14:132
26746992315,6cyclictest686-21bash11:45:252
26746992312,4cyclictest4422-21sshd11:26:112
2674699230,2cyclictest0-21swapper/211:34:532
2674699230,20cyclictest33-21ksoftirqd/211:12:452
2674699230,18cyclictest33-21ksoftirqd/211:54:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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