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2026-08-28 - 21:10
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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 Fri Aug 28, 2026 12:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
601721360,0sleep26018-21sshd10:48:352
461421310,2sleep14613-21sshd12:15:551
2485321280,3sleep124842-21sshd12:38:121
3042521250,0sleep330401-21sshd12:15:223
1255721210,3sleep312556-21bash11:30:133
1364121200,2sleep313639-21sshd10:17:223
1276021090,3sleep112758-21bash09:28:151
6762210832,47sleep10-21swapper/107:07:401
1449821050,1sleep30-21swapper/309:39:423
1570721020,1sleep0722099cyclictest10:14:470
6710210033,40sleep30-21swapper/307:07:013
249392950,3sleep10-21swapper/110:21:291
216832940,1sleep021681-21sshd10:55:550
321992930,3sleep041ktimersoftd/012:09:530
180872930,2sleep10-21swapper/112:05:341
158162930,3sleep20-21swapper/209:54:092
203662910,1sleep00-21swapper/009:51:380
88372890,4sleep3722399cyclictest09:13:503
91052870,3sleep32024-21nfsd12:30:573
91052870,3sleep32024-21nfsd12:30:563
40562870,2sleep24049-21sshd12:13:032
30632870,0sleep03064-21sshd09:35:470
261882870,2sleep226167-21sshd10:10:002
253372850,2sleep30-21swapper/309:52:063
245522850,3sleep30-21swapper/310:21:273
200452850,2sleep30-21swapper/310:00:113
130892850,2sleep10-21swapper/110:11:391
40552840,2sleep20-21swapper/209:27:272
24832840,2sleep12481-21bash10:25:141
159282840,2sleep10-21swapper/111:09:581
249422830,1sleep00-21swapper/010:15:270
193352830,0sleep00-21swapper/009:28:500
80702820,3sleep28071-21sshd11:35:252
185112820,2sleep20-21swapper/209:14:412
244652810,3sleep20-21swapper/210:12:412
121902810,2sleep212183-21sshd11:27:032
178642800,2sleep20-21swapper/210:55:332
157702800,2sleep10-21swapper/111:24:211
123552800,3sleep0722099cyclictest10:05:210
90982790,2sleep20-21swapper/211:06:282
81642790,1sleep10-21swapper/111:56:041
180782770,2sleep10-21swapper/110:05:541
151732770,2sleep20-21swapper/209:36:542
242422750,3sleep20-21swapper/211:01:542
304892720,2sleep10-21swapper/109:32:351
267132720,1sleep1722199cyclictest11:31:221
224902680,4sleep2722299cyclictest12:35:082
691326432,12sleep20-21swapper/207:09:222
692124133,4sleep00-21swapper/007:09:280
233102390,3sleep10-21swapper/110:47:141
29982340,3sleep32985-21sshd10:25:163
281932330,1sleep028189-21bash11:43:160
278492320,1sleep027823-21sshd09:15:240
88562310,28sleep2144650irq/27-eth012:25:122
88562310,28sleep2144650irq/27-eth012:25:112
13442300,0sleep21343-21bash12:24:302
268762280,1sleep026875-21bash12:20:510
39822270,2sleep13986-21id09:13:241
302162260,1sleep00-21swapper/012:03:530
39552250,22sleep2144650irq/27-eth009:44:272
33932250,3sleep13395-21id11:35:071
93332240,2sleep3722399cyclictest12:13:333
184762240,2sleep30-21swapper/311:59:593
166802240,3sleep10-21swapper/110:58:241
102892240,2sleep110288-21sshd09:22:221
722399238,11cyclictest9080-21sshd12:39:433
30222230,0sleep00-21swapper/011:49:540
274102230,2sleep20-21swapper/210:33:162
247492230,0sleep00-21swapper/010:00:280
121122230,1sleep00-21swapper/009:47:580
93182220,1sleep20-21swapper/212:19:252
722299214,9cyclictest22856-21sshd11:10:272
325312210,19sleep2144650irq/27-eth012:06:562
254942210,2sleep125475-21sshd09:46:141
253422210,1sleep325339-21sshd11:10:403
86112200,1sleep08610-21seq10:54:460
722399208,3cyclictest0-21swapper/311:27:303
722299203,3cyclictest2001-21bash10:42:332
252312200,18sleep2144650irq/27-eth010:03:362
156152201,17sleep2144650irq/27-eth011:21:192
83312190,17sleep2144650irq/27-eth011:56:052
722299193,5cyclictest18155-21sshd10:26:352
722299193,3cyclictest23423-21sshd10:35:512
722299191,17cyclictest12841-21munin-node08:30:212
322082190,17sleep2144650irq/27-eth011:40:302
722399187,3cyclictest11779-21sshd11:47:463
722299181,10cyclictest2023-21nfsd11:31:522
722099183,11cyclictest3-21ksoftirqd/012:30:170
722099183,11cyclictest3-21ksoftirqd/012:30:160
722099181,13cyclictest27708-21sshd11:16:410
722099181,13cyclictest22496-21sshd10:24:110
722099180,13cyclictest3775-21sshd11:29:270
298232182,14sleep228950irq/26-ahci[00010:24:522
722399176,3cyclictest7202-21sshd10:40:123
722399175,11cyclictest7437-21sshd10:31:193
722399171,14cyclictest31521-21sshd09:21:213
722299173,1cyclictest15173-21sshd09:20:022
722299170,15cyclictest0-21swapper/211:46:332
722299170,12cyclictest25662-21sshd09:46:152
722299170,11cyclictest6808-21bash10:19:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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