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2025-02-09 - 09:51
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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 Sun Feb 09, 2025 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1519321480,0sleep015182-21sshd00:32:130
2410821470,6sleep20-21swapper/223:44:342
2410821470,6sleep20-21swapper/223:44:332
968221330,4sleep21361799cyclictest23:17:492
3006321310,4sleep31361899cyclictest23:41:553
3006321310,4sleep31361899cyclictest23:41:543
1197921280,2sleep20-21swapper/223:46:342
3144021260,4sleep31361899cyclictest22:48:493
249421260,2sleep20-21swapper/223:55:122
2315921260,3sleep21361799cyclictest23:09:552
683021240,4sleep11361699cyclictest00:14:461
3147721240,3sleep31361899cyclictest23:26:153
1678921090,0sleep316786-21cp21:57:233
13319210532,44sleep30-21swapper/319:09:313
1884921040,1sleep01848-21nfsd22:41:000
1298429431,50sleep10-21swapper/119:05:281
151522930,1sleep01847-21nfsd23:43:400
151522930,1sleep01847-21nfsd23:43:390
124662920,3sleep31361899cyclictest23:18:063
322422870,2sleep132240-21bash22:42:211
301812870,3sleep20-21swapper/221:27:482
275692870,2sleep11848-21nfsd21:49:151
275692870,2sleep11848-21nfsd21:49:141
227782870,2sleep30-21swapper/322:00:593
29242840,2sleep20-21swapper/223:14:092
172572840,2sleep10-21swapper/121:35:401
308922830,4sleep31361899cyclictest21:24:443
28482830,0sleep00-21swapper/021:59:120
162912830,5sleep30-21swapper/323:21:303
250282820,1sleep20-21swapper/221:55:082
135092820,1sleep013502-21sshd22:59:350
237122810,2sleep21893-21nscd22:51:082
301962800,1sleep20-21swapper/223:22:542
232842800,2sleep223220-21sshd23:03:332
195132800,1sleep20-21swapper/200:15:562
50132790,5sleep01361399cyclictest21:47:010
50132790,5sleep01361399cyclictest21:47:010
327582790,1sleep10-21swapper/122:11:151
272022790,1sleep327198-21sshd23:13:213
260192790,2sleep30-21swapper/321:39:433
110862790,2sleep20-21swapper/200:31:462
219282770,2sleep10-21swapper/100:16:101
296802740,3sleep11361699cyclictest22:39:011
72552730,1sleep10-21swapper/121:25:341
66782730,2sleep20-21swapper/222:46:182
154372730,2sleep30-21swapper/319:12:103
286532720,1sleep00-21swapper/021:30:380
232772720,4sleep11361699cyclictest23:25:261
142182720,2sleep20-21swapper/222:12:372
1311526932,20sleep20-21swapper/219:07:052
314492680,0sleep00-21swapper/000:37:100
5822630,2sleep11847-21nfsd23:48:411
159062630,3sleep31361899cyclictest20:25:133
1314024722,13sleep00-21swapper/019:07:150
1361699380,26cyclictest6416-21sshd22:46:161
26062370,1sleep02602-21sshd00:04:360
222752351,31sleep3135650irq/27-eth021:54:543
148662310,29sleep1135650irq/27-eth023:09:071
220922290,2sleep222090-21bash21:54:522
239892280,0sleep041ktimersoftd/022:51:090
13616992823,4cyclictest135650irq/27-eth021:52:061
80282270,1sleep00-21swapper/021:13:270
260982270,2sleep226095-21sshd00:20:012
206972270,2sleep320693-21bash23:47:283
267072260,2sleep326699-21df00:30:083
215632261,23sleep1135650irq/27-eth000:39:321
1361699263,17cyclictest22-21ksoftirqd/123:56:251
1361699262,2cyclictest9113-21sshd00:02:031
43012250,1sleep04286-21sshd21:40:360
1361699251,18cyclictest22-21ksoftirqd/122:00:101
304392240,2sleep041ktimersoftd/023:38:510
304392240,2sleep041ktimersoftd/023:38:510
1361699241,17cyclictest22-21ksoftirqd/123:20:041
113562240,2sleep10-21swapper/123:30:351
189112232,18sleep3135650irq/27-eth021:42:053
1361699232,10cyclictest2647-21sshd23:10:551
67072220,20sleep3135650irq/27-eth000:24:393
225132220,2sleep10-21swapper/121:30:111
1361699223,17cyclictest22-21ksoftirqd/123:36:231
1361699223,17cyclictest22-21ksoftirqd/123:36:231
1361699222,18cyclictest22-21ksoftirqd/121:20:111
1361699221,9cyclictest22-21ksoftirqd/121:40:231
13616992211,4cyclictest135650irq/27-eth022:22:201
1361699220,19cyclictest22-21ksoftirqd/122:58:431
207322210,5sleep01361399cyclictest22:22:280
1361899211,16cyclictest6760-21id22:58:543
1361699219,2cyclictest22-21ksoftirqd/122:09:401
1361699211,18cyclictest22-21ksoftirqd/123:00:121
1361699211,17cyclictest22-21ksoftirqd/100:34:171
1361699210,8cyclictest22-21ksoftirqd/100:05:421
1361699210,18cyclictest22-21ksoftirqd/122:31:191
1361699210,17cyclictest22-21ksoftirqd/123:54:331
1361699210,10cyclictest22-21ksoftirqd/122:26:291
296432200,1sleep30-21swapper/300:10:243
258142200,1sleep00-21swapper/022:19:560
13618992013,4cyclictest9626-21sshd23:40:013
13618992013,4cyclictest9626-21sshd23:40:013
1361899200,8cyclictest5551-21sshd21:19:193
13616992013,6cyclictest22-21ksoftirqd/121:18:431
1361699201,17cyclictest22-21ksoftirqd/123:42:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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