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2026-05-21 - 07:20
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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 highest latencies:
System rackaslot0.osadl.org (updated Thu May 21, 2026 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2471621170,1sleep024717-21munin-node23:25:180
2547821010,1sleep225480-21sshd23:22:322
83232620,1sleep337-21rcuc/321:35:233
211362610,1sleep321133-21bash00:31:043
48382600,0sleep10-21swapper/122:15:121
56142590,0sleep10-21swapper/122:03:501
274472570,1sleep010-21rcuc/023:08:310
120092570,0sleep00-21swapper/021:24:180
30232560,0sleep03017-21sshd00:26:360
50922550,0sleep30-21swapper/321:58:023
38062550,0sleep23805-21id21:46:242
167732550,0sleep00-21swapper/023:13:160
130802550,0sleep213079-21sshd00:36:082
130802550,0sleep213079-21sshd00:36:072
93282540,1sleep39327-21sshd22:12:413
297672540,0sleep20-21swapper/200:05:512
8202530,0sleep10-21swapper/121:17:341
360025327,9sleep10-21swapper/119:09:151
79282520,0sleep311116-21diskmemload21:18:123
334225225,9sleep00-21swapper/019:07:570
256612520,1sleep11734-21runrttasks21:48:241
233262510,0sleep123313-21sshd00:08:141
47742500,0sleep10-21swapper/100:35:221
47742500,0sleep10-21swapper/100:35:221
43152500,1sleep30-21swapper/321:32:103
299625028,18sleep30-21swapper/319:06:123
291125028,18sleep20-21swapper/219:05:462
36772480,0sleep13674-21sshd22:43:371
249212480,0sleep00-21swapper/022:45:240
216802480,0sleep221668-21sshd00:31:062
58982470,0sleep00-21swapper/021:18:010
268752460,0sleep10-21swapper/121:22:431
177532450,0sleep10-21swapper/122:47:411
125422450,0sleep30-21swapper/321:24:213
4010992220,1cyclictest0-21swapper/222:24:232
26442220,0sleep20-21swapper/222:32:032
182152220,0sleep00-21swapper/022:39:110
4010992118,1cyclictest0-21swapper/223:08:342
91882200,0sleep311116-21diskmemload22:38:223
401199200,1cyclictest23434-21sshd22:31:003
4009992019,1cyclictest15176-21sshd00:24:521
4008992018,1cyclictest31629-21sshd00:17:370
101302200,0sleep211116-21diskmemload22:01:182
29952190,1sleep02975-21sshd21:32:030
10272190,1sleep10-21swapper/123:43:141
81452180,0sleep00-21swapper/021:26:460
43672180,1sleep228-21rcuc/221:52:122
400999187,10cyclictest393-21bash22:29:041
400899188,9cyclictest3-21ksoftirqd/000:30:590
4008991812,3cyclictest3-21ksoftirqd/022:08:460
4008991812,3cyclictest3-21ksoftirqd/022:08:460
400899180,14cyclictest19152-21sshd23:56:150
148512180,1sleep214855-21cpuspeed_turbos23:30:132
4009991714,1cyclictest3085-21sshd23:12:011
400899175,1cyclictest3-21ksoftirqd/000:08:410
400899174,10cyclictest3-21ksoftirqd/023:41:140
4008991713,1cyclictest24975-21sshd23:19:430
206032170,0sleep10-21swapper/122:39:241
100192170,0sleep11734-21runrttasks23:18:211
401199169,5cyclictest0-21swapper/323:25:283
400899163,2cyclictest3-21ksoftirqd/022:32:570
400899160,15cyclictest41ktimersoftd/022:57:260
262372160,0sleep30-21swapper/322:05:323
262372160,0sleep30-21swapper/322:05:323
220782160,1sleep122079-21sshd21:25:111
17002160,0sleep1201ktimersoftd/121:31:571
144462160,0sleep20-21swapper/221:15:522
4010991514,1cyclictest0-21swapper/222:28:062
401099150,4cyclictest0-21swapper/223:54:082
401099150,3cyclictest0-21swapper/222:07:052
401099150,3cyclictest0-21swapper/222:07:052
400999159,2cyclictest0-21swapper/100:15:161
400999158,4cyclictest0-21swapper/122:08:501
400999158,4cyclictest0-21swapper/122:08:501
400999158,2cyclictest27666-21sshd00:25:531
400999152,1cyclictest115650irq/25-eth021:10:061
400899158,6cyclictest1596-21sshd21:38:520
400899155,1cyclictest3-21ksoftirqd/023:32:500
400899155,1cyclictest3-21ksoftirqd/022:24:060
400899153,11cyclictest3-21ksoftirqd/021:45:250
400899151,3cyclictest3-21ksoftirqd/021:40:350
4008991513,1cyclictest3-21ksoftirqd/023:00:510
4008991513,1cyclictest3-21ksoftirqd/022:19:250
4008991513,1cyclictest3-21ksoftirqd/022:02:390
4008991513,1cyclictest3-21ksoftirqd/021:11:100
4008991512,3cyclictest3-21ksoftirqd/022:42:150
4008991512,3cyclictest3-21ksoftirqd/022:11:320
4008991512,2cyclictest3-21ksoftirqd/022:51:310
4008991511,3cyclictest3-21ksoftirqd/000:36:050
4008991511,3cyclictest3-21ksoftirqd/000:36:050
400899150,3cyclictest0-21swapper/023:48:450
400899150,1cyclictest8-21rcu_preempt00:10:220
400899150,14cyclictest11116-21diskmemload00:22:170
306072150,1sleep21734-21runrttasks23:57:172
255332150,0sleep20-21swapper/221:56:572
19372150,0sleep20-21swapper/200:26:302
190342150,0sleep30-21swapper/323:41:563
167362150,1sleep21734-21runrttasks22:53:192
401199149,4cyclictest0-21swapper/322:03:253
401199149,2cyclictest0-21swapper/300:05:533
401199144,1cyclictest1596-21sshd00:03:083
401199142,9cyclictest20543-21sshd22:16:303
401199141,2cyclictest0-21swapper/321:25:013
4011991411,2cyclictest0-21swapper/319:19:003
401099149,1cyclictest0-21swapper/223:25:222
401099148,5cyclictest4348-21bash00:12:162
401099148,2cyclictest14176-21sshd22:38:482
401099148,2cyclictest0-21swapper/223:12:252
401099147,2cyclictest0-21swapper/222:57:092
4010991413,1cyclictest0-21swapper/221:41:532
401099141,1cyclictest0-21swapper/222:12:392
4010991411,2cyclictest0-21swapper/200:18:312
401099140,2cyclictest0-21swapper/223:47:442
401099140,1cyclictest10952-21sshd22:18:332
401099140,13cyclictest25438-21bash00:02:382
401099140,13cyclictest0-21swapper/223:35:392
401099140,10cyclictest0-21swapper/221:37:472
400999149,1cyclictest0-21swapper/123:51:271
400999149,1cyclictest0-21swapper/123:48:221
400999149,1cyclictest0-21swapper/100:04:391
400999148,2cyclictest21668-21sshd22:33:471
400999148,2cyclictest0-21swapper/123:08:451
400999144,1cyclictest15112-21bash23:58:501
4009991410,4cyclictest0-21swapper/123:22:271
400999140,2cyclictest0-21swapper/122:50:101
400999140,13cyclictest0-21swapper/121:51:421
400899147,6cyclictest0-21swapper/021:50:310
400899147,4cyclictest23312-21sshd23:50:530
400899144,9cyclictest3-21ksoftirqd/022:26:520
4008991413,1cyclictest10-21rcuc/000:01:390
4008991412,1cyclictest3-21ksoftirqd/023:35:370
4008991412,1cyclictest3-21ksoftirqd/021:55:110
400899140,13cyclictest0-21swapper/023:21:050
401199139,1cyclictest0-21swapper/323:58:393
401199138,4cyclictest3879-21sshd23:54:593
401199138,2cyclictest0-21swapper/323:00:223
401199133,9cyclictest7323-21sshd23:06:423
401199130,2cyclictest19768-21sshd23:10:363
401199130,1cyclictest0-21swapper/322:45:543
401199130,13cyclictest0-21swapper/322:51:063
401199130,12cyclictest7111-21sshd23:49:323
401199130,12cyclictest5780-21sshd22:20:543
401199130,12cyclictest3186-21sshd22:29:193
401199130,12cyclictest27716-21sshd21:11:203
401199130,12cyclictest23977-21sshd23:30:563
401199130,12cyclictest0-21swapper/300:37:503
401199130,12cyclictest0-21swapper/300:37:503
401199130,12cyclictest0-21swapper/300:18:483
401199130,10cyclictest0-21swapper/300:26:453
401099138,1cyclictest0-21swapper/222:41:022
401099137,2cyclictest30008-21sshd21:20:132
401099137,2cyclictest28454-21fschecks_count00:20:132
4010991311,1cyclictest1413-21sshd22:46:122
401099130,9cyclictest10884-21sshd23:01:182
401099130,3cyclictest24107-21sshd21:31:032
401099130,1cyclictest13304-21sshd23:41:252
401099130,12cyclictest28349-21sshd21:11:252
401099130,12cyclictest26348-21sshd21:28:272
400999139,1cyclictest115650irq/25-eth000:32:351
400999138,1cyclictest0-21swapper/123:38:501
400999138,1cyclictest0-21swapper/123:01:051
4009991311,1cyclictest21419-21bash23:25:051
400999131,11cyclictest0-21swapper/121:40:151
4009991310,2cyclictest14877-21sshd22:10:191
400999130,1cyclictest10986-21sshd21:35:351
400999130,12cyclictest0-21swapper/100:13:081
400899131,8cyclictest0-21swapper/021:05:110
400899131,8cyclictest0-21swapper/019:35:180
4008991311,2cyclictest0-21swapper/020:01:010
260892130,0sleep10-21swapper/121:57:011
155092130,0sleep30-21swapper/321:41:443
401199129,2cyclictest0-21swapper/300:12:113
401199128,1cyclictest0-21swapper/321:45:483
401199121,1cyclictest115650irq/25-eth023:20:153
4011991210,1cyclictest19613-21sshd23:16:183
401199120,9cyclictest0-21swapper/323:35:173
401199120,11cyclictest4105-21sshd22:40:413
401199120,11cyclictest14874-21bash22:55:563
401199120,11cyclictest0-21swapper/321:51:013
401199120,10cyclictest0-21swapper/300:21:103
401099129,2cyclictest0-21swapper/220:05:162
401099129,2cyclictest0-21swapper/220:05:162
401099129,2cyclictest0-21swapper/219:35:142
401099128,0cyclictest0-21swapper/223:17:582
401099120,11cyclictest0-21swapper/219:40:152
401099120,11cyclictest0-21swapper/219:12:002
400999129,2cyclictest0-21swapper/122:55:321
400999122,1cyclictest4096-21sshd23:32:041
400999121,10cyclictest0-21swapper/122:20:461
4009991210,1cyclictest15750-21unixbench_singl20:20:241
400899127,2cyclictest23723-21kworker/0:220:50:370
400899123,5cyclictest0-21swapper/020:40:110
401199119,1cyclictest0-21swapper/320:10:133
401199119,1cyclictest0-21swapper/320:10:133
401199119,1cyclictest0-21swapper/319:30:133
401199118,2cyclictest0-21swapper/319:20:153
401199110,10cyclictest0-21swapper/320:20:143
401099118,2cyclictest32213-21tune2fs19:55:152
401099118,2cyclictest0-21swapper/219:50:122
4010991110,1cyclictest0-21swapper/219:45:012
401099110,1cyclictest0-21swapper/220:35:052
401099110,1cyclictest0-21swapper/219:15:572
401099110,10cyclictest0-21swapper/219:30:122
400999119,1cyclictest0-21swapper/119:15:011
400999110,1cyclictest0-21swapper/121:01:171
400999110,1cyclictest0-21swapper/120:13:321
400999110,1cyclictest0-21swapper/120:13:321
400999110,11cyclictest0-21swapper/120:51:381
400999110,11cyclictest0-21swapper/120:47:141
400999110,11cyclictest0-21swapper/120:35:371
400899119,1cyclictest26014-21diskstats19:45:130
400899119,1cyclictest0-21swapper/020:55:130
400899116,1cyclictest23723-21kworker/0:220:37:470
400899110,2cyclictest0-21swapper/020:10:120
400899110,2cyclictest0-21swapper/020:10:120
400899110,1cyclictest18113-21munin-node20:25:180
400899110,1cyclictest0-21swapper/019:50:400
400899110,11cyclictest0-21swapper/019:29:390
401199109,1cyclictest0-21swapper/319:35:233
401199108,1cyclictest0-21swapper/319:55:153
401199100,9cyclictest23335-21fschecks_time19:40:153
401199100,9cyclictest0-21swapper/320:50:123
401199100,9cyclictest0-21swapper/320:00:123
401199100,9cyclictest0-21swapper/319:50:113
401099109,1cyclictest0-21swapper/220:55:462
401099109,1cyclictest0-21swapper/219:22:292
401099108,1cyclictest32547-21fschecks_time20:50:132
401099108,1cyclictest29586-21tune2fs20:45:152
401099100,9cyclictest14755-21grep20:20:152
401099100,9cyclictest0-21swapper/220:25:142
401099100,1cyclictest8064-21apache_volume20:10:122
401099100,1cyclictest8064-21apache_volume20:10:122
401099100,1cyclictest6101-21perl21:00:162
401099100,10cyclictest0-21swapper/220:19:102
400999109,1cyclictest0-21swapper/120:16:271
400999108,1cyclictest3166-21fschecks_time20:55:141
400999100,9cyclictest4492-21diskstats19:10:091
400999100,9cyclictest0-21swapper/119:55:151
400999100,1cyclictest0-21swapper/120:25:141
400999100,10cyclictest0-21swapper/120:09:561
400999100,10cyclictest0-21swapper/120:09:561
400999100,10cyclictest0-21swapper/119:32:451
400999100,10cyclictest0-21swapper/119:27:311
400899109,1cyclictest0-21swapper/020:33:190
400899108,2cyclictest23723-21kworker/0:220:15:130
400899108,2cyclictest23723-21kworker/0:219:24:090
400899107,3cyclictest23723-21kworker/0:221:02:310
400899107,3cyclictest23723-21kworker/0:220:46:370
400899107,1cyclictest23723-21kworker/0:219:42:510
400899100,9cyclictest7036-21munin-node19:15:010
400899100,9cyclictest31965-21diskstats19:55:140
400899100,9cyclictest0-21swapper/020:05:170
400899100,9cyclictest0-21swapper/020:05:170
400899100,7cyclictest17939-21ntp_states19:30:180
400899100,7cyclictest14276-21ls20:20:130
40119998,1cyclictest0-21swapper/320:30:133
40119992,7cyclictest0-21swapper/320:15:163
40119990,9cyclictest0-21swapper/320:27:123
40109998,1cyclictest0-21swapper/220:01:512
40109997,1cyclictest0-21swapper/220:30:142
40109992,7cyclictest0-21swapper/220:40:242
40099998,1cyclictest0-21swapper/121:05:001
40099990,9cyclictest0-21swapper/119:40:161
40099990,9cyclictest0-21swapper/119:35:141
40099990,0cyclictest0-21swapper/119:52:521
40089997,1cyclictest23723-21kworker/0:219:12:070
40119988,0cyclictest0-21swapper/320:05:173
40119988,0cyclictest0-21swapper/320:05:163
40119987,1cyclictest0-21swapper/321:00:163
40119987,1cyclictest0-21swapper/320:36:573
40119980,0cyclictest26731-21conntrack20:40:223
40109987,1cyclictest0-21swapper/221:07:372
40099988,0cyclictest0-21swapper/120:30:141
40119975,1cyclictest8874-21cut21:05:143
40119975,1cyclictest14420-21grep19:25:143
40119970,6cyclictest0-21swapper/320:55:153
40119970,6cyclictest0-21swapper/320:45:173
40109970,6cyclictest0-21swapper/219:25:112
40099976,1cyclictest0-21swapper/119:46:281
40099975,1cyclictest3138-21munin-node20:00:181
40099975,1cyclictest11067-21expr19:20:131
40099970,6cyclictest0-21swapper/120:40:231
40119961,3cyclictest0-21swapper/319:10:133
40119960,4cyclictest0-21swapper/319:45:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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