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2026-04-22 - 05:28
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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 Wed Apr 22, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2057521270,1sleep10-21swapper/100:10:151
892521200,0sleep00-21swapper/021:31:570
118802970,2sleep20-21swapper/222:34:222
568829532,44sleep10-21swapper/119:09:561
289172920,2sleep20-21swapper/223:10:452
219792910,3sleep021975-21sshd00:38:520
40252900,1sleep30-21swapper/321:48:313
254552900,1sleep30-21swapper/321:54:243
272152880,1sleep30-21swapper/321:44:103
264712860,2sleep226468-21sshd00:07:242
554028533,47sleep30-21swapper/319:08:053
211322850,3sleep021133-21sshd00:10:180
175382850,2sleep117537-21bash00:09:591
301442840,1sleep230142-21sshd22:25:332
277742830,2sleep30-21swapper/321:30:243
39022820,2sleep20-21swapper/200:04:592
255682810,2sleep20-21swapper/222:39:152
161712810,2sleep20-21swapper/223:41:112
73472800,1sleep07345-21sshd21:21:230
287622800,1sleep10-21swapper/123:10:431
38632790,2sleep13854-21sshd00:26:221
154412770,3sleep0595299cyclictest23:09:270
154412770,3sleep0595299cyclictest23:09:260
321512760,1sleep20-21swapper/200:18:422
167762760,1sleep02512-21runrttasks00:34:510
95612750,2sleep30-21swapper/321:38:543
80822740,1sleep32024-21nfsd23:01:253
299062740,2sleep30-21swapper/300:29:173
276412740,1sleep00-21swapper/023:14:120
31082730,2sleep33107-21bash22:19:253
300882730,2sleep30-21swapper/300:18:273
175972720,1sleep30-21swapper/321:15:413
182982710,4sleep1595399cyclictest21:46:321
107892710,0sleep00-21swapper/023:19:360
66532680,1sleep06644-21sshd22:57:530
317552670,3sleep3595599cyclictest23:35:553
186282670,3sleep2595499cyclictest23:20:232
182222640,4sleep1595399cyclictest00:20:411
183562590,0sleep218355-21sshd21:36:202
546525632,12sleep20-21swapper/219:07:082
567525532,11sleep00-21swapper/019:09:460
164932402,35sleep2144650irq/27-eth023:27:082
30382290,2sleep23040-21id23:39:552
103052290,3sleep3595599cyclictest23:58:223
258452250,1sleep10-21swapper/122:53:011
595499246,4cyclictest2132-21sshd21:50:132
595499246,4cyclictest1032-21sshd00:29:412
5952992422,1cyclictest16237-21id22:17:190
104762240,22sleep2144650irq/27-eth021:56:082
323382230,0sleep041ktimersoftd/022:33:040
319172230,2sleep10-21swapper/122:57:051
291402230,6sleep1595399cyclictest22:01:311
88992220,2sleep041ktimersoftd/021:42:110
93442210,1sleep10-21swapper/123:15:331
595299215,9cyclictest3045-21memory00:15:170
595299213,14cyclictest4680-21bash23:32:580
595299212,4cyclictest4386-21sshd22:22:550
247692210,0sleep00-21swapper/022:01:020
196492210,19sleep2144650irq/27-eth022:00:292
158242210,2sleep315826-21bash22:20:383
595299209,6cyclictest26382-21sshd21:47:250
595299203,4cyclictest29001-21sshd23:35:360
595299200,7cyclictest0-21swapper/023:28:350
595299200,19cyclictest28072-21rm22:11:410
16512200,0sleep10-21swapper/100:36:361
595299194,8cyclictest5337-21rm21:35:050
595299193,10cyclictest23994-21sshd23:56:170
595299192,13cyclictest32454-21sshd23:04:130
595299190,15cyclictest0-21swapper/021:13:090
322392190,2sleep30-21swapper/321:13:573
292422191,16sleep2144650irq/27-eth022:18:442
181902190,17sleep2144650irq/27-eth023:02:332
151162190,2sleep20-21swapper/222:20:312
76582180,2sleep10-21swapper/123:58:051
5955991814,3cyclictest9662-21sshd23:15:353
5954991814,3cyclictest15278-21sshd22:48:282
595299187,10cyclictest1858-21kworker/0:020:25:030
595299182,5cyclictest6105-21sshd23:40:120
595299182,12cyclictest945-21sshd22:40:060
595299182,12cyclictest0-21swapper/021:28:510
595299182,10cyclictest25960-21sshd22:25:130
595299180,7cyclictest20950-21id00:06:470
595299180,3cyclictest26839-21bash21:57:560
290882180,1sleep20-21swapper/222:08:262
240142180,1sleep00-21swapper/000:21:200
195712180,3sleep10-21swapper/123:41:341
5954991711,4cyclictest31520-21bash00:32:532
595499170,2cyclictest14566-21sshd21:18:512
595499170,13cyclictest10711-21sshd21:28:352
5953991714,2cyclictest26858-21sshd22:25:171
5953991710,5cyclictest12621-21sshd23:23:191
595299179,3cyclictest14798-21sshd21:15:230
595299178,7cyclictest32086-21sshd23:50:150
595299178,5cyclictest0-21swapper/000:25:480
595299173,3cyclictest30184-21sshd23:46:120
595299173,3cyclictest0-21swapper/022:07:510
595299171,12cyclictest0-21swapper/022:36:150
595299171,10cyclictest20556-21bash21:50:180
595299170,5cyclictest0-21swapper/020:30:230
140882170,15sleep2144650irq/27-eth022:10:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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