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2026-04-13 - 09:28
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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 376 highest latencies:
System rackaslot0.osadl.org (updated Mon Apr 13, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1566221000,0sleep30-21swapper/321:54:223
24322800,1sleep02917999cyclictest23:25:500
200732630,1sleep220076-21bash23:04:202
308882610,0sleep130872-21sshd21:26:431
166712610,0sleep30-21swapper/321:14:003
201562570,2sleep02917999cyclictest23:07:110
195702560,1sleep319569-21sshd21:57:353
146642560,1sleep014661-21sshd21:33:590
317202550,1sleep131703-21sshd22:36:181
127272550,1sleep11734-21runrttasks23:41:171
97992540,0sleep10-21swapper/122:51:451
2884925326,9sleep10-21swapper/119:09:381
283292520,0sleep00-21swapper/023:34:030
164832520,1sleep316482-21bash23:09:503
15362520,1sleep337-21rcuc/323:25:453
13212520,1sleep11320-21sshd00:32:451
13212520,1sleep11320-21sshd00:32:451
249912510,0sleep30-21swapper/323:13:273
247662510,0sleep228-21rcuc/221:11:462
239462510,1sleep023944-21bash22:21:070
208392510,0sleep30-21swapper/323:56:333
198422510,0sleep20-21swapper/221:54:452
101492510,0sleep10-21swapper/121:30:351
2875925028,18sleep30-21swapper/319:09:123
2847324926,19sleep00-21swapper/019:07:450
2830624926,19sleep20-21swapper/219:06:542
224432480,0sleep20-21swapper/222:23:582
184762480,0sleep30-21swapper/321:31:233
118442480,0sleep10-21swapper/123:09:241
95042460,0sleep31734-21runrttasks22:22:473
184522460,0sleep10-21swapper/123:04:111
107782460,0sleep33888-21diskmemload22:43:103
208232450,0sleep30-21swapper/322:35:213
313252410,0sleep331327-21bash22:30:283
125112410,0sleep10-21swapper/123:20:581
57292370,1sleep337-21rcuc/322:25:193
141082320,0sleep114090-21sshd00:10:251
2918199210,20cyclictest0-21swapper/222:56:312
148542210,6sleep121-21ksoftirqd/123:26:591
2918099200,19cyclictest26087-21sshd00:35:011
29181991918,1cyclictest5484-21sshd22:10:442
2917999183,10cyclictest24955-21sshd23:01:490
174882180,1sleep217469-21sshd23:47:362
320232170,1sleep10-21swapper/123:57:351
303812170,1sleep130378-21bash23:31:151
2918199174,1cyclictest30-21ksoftirqd/223:34:462
2917999173,1cyclictest28995-21kworker/0:021:59:050
29179991715,2cyclictest11356-21kworker/0:023:36:190
29179991712,4cyclictest0-21swapper/022:40:410
2917999170,16cyclictest0-21swapper/000:27:080
321602160,0sleep041ktimersoftd/021:26:500
301172160,0sleep2291ktimersoftd/200:29:342
2918299160,15cyclictest0-21swapper/323:51:593
2918199167,9cyclictest28-21rcuc/222:42:322
29181991615,1cyclictest0-21swapper/200:38:252
2918199160,15cyclictest25681-21sshd23:54:112
2918199160,13cyclictest28-21rcuc/223:06:352
2918099168,5cyclictest0-21swapper/100:25:281
29180991611,1cyclictest21-21ksoftirqd/122:29:001
29180991610,2cyclictest115650irq/25-eth000:07:591
2917999169,4cyclictest0-21swapper/000:30:370
2917999169,4cyclictest0-21swapper/000:30:370
2917999163,12cyclictest5873-21kworker/0:100:10:040
2917999160,1cyclictest24362-21sshd23:42:210
11232160,1sleep11734-21runrttasks22:07:291
105502160,0sleep30-21swapper/323:35:183
9592150,1sleep0957-21sshd22:39:260
68052150,0sleep31734-21runrttasks21:27:303
2918199156,3cyclictest30-21ksoftirqd/222:05:362
2918199155,9cyclictest30-21ksoftirqd/223:39:082
2918199155,1cyclictest30-21ksoftirqd/222:47:132
2918199151,10cyclictest0-21swapper/223:12:192
29181991510,1cyclictest30-21ksoftirqd/221:38:462
2918199150,14cyclictest0-21swapper/200:15:072
2918099159,2cyclictest0-21swapper/122:04:571
2918099159,2cyclictest0-21swapper/122:04:571
2918099152,12cyclictest21-21ksoftirqd/122:58:231
29180991510,1cyclictest115650irq/25-eth021:51:001
29180991510,1cyclictest115650irq/25-eth021:14:161
2918099150,2cyclictest22508-21sshd23:50:531
2918099150,10cyclictest0-21swapper/121:41:001
2917999152,10cyclictest0-21swapper/000:08:460
29179991513,2cyclictest28995-21kworker/0:022:02:430
29179991513,2cyclictest28995-21kworker/0:022:02:430
2917999150,14cyclictest0-21swapper/021:42:280
2917999150,14cyclictest0-21swapper/020:20:140
2917999150,14cyclictest0-21swapper/019:21:190
2917999150,14cyclictest0-21swapper/000:01:480
208432150,0sleep10-21swapper/122:17:591
204002150,1sleep00-21swapper/022:55:330
2918299148,5cyclictest0-21swapper/322:04:443
2918299148,5cyclictest0-21swapper/322:04:443
29182991413,1cyclictest0-21swapper/321:41:533
29182991410,1cyclictest0-21swapper/323:49:003
2918299140,13cyclictest32016-21sshd23:19:563
2918299140,13cyclictest2007-21sshd00:03:393
2918299140,13cyclictest19994-21sshd00:31:303
2918299140,13cyclictest19994-21sshd00:31:303
2918299140,13cyclictest18047-21sshd21:19:543
2918299140,13cyclictest0-21swapper/322:49:183
2918299140,12cyclictest27533-21sshd22:09:563
2918199148,2cyclictest6281-21bash23:55:172
2918199147,3cyclictest28502-21bash00:03:072
29181991413,1cyclictest30-21ksoftirqd/223:28:482
29181991413,1cyclictest30-21ksoftirqd/221:41:092
29181991413,1cyclictest30-21ksoftirqd/200:05:222
29181991412,1cyclictest30-21ksoftirqd/222:54:412
29181991410,2cyclictest115650irq/25-eth023:43:292
2918199140,13cyclictest0-21swapper/222:17:512
2918099149,1cyclictest3453-21sshd21:21:221
2918099149,1cyclictest115650irq/25-eth000:15:171
2918099148,2cyclictest0-21swapper/123:10:271
2918099148,1cyclictest22282-21bash00:20:041
2918099148,1cyclictest22282-21bash00:20:041
2918099148,1cyclictest0-21swapper/122:41:431
2918099147,2cyclictest22254-21sshd22:23:571
29180991412,1cyclictest21-21ksoftirqd/123:45:401
29180991412,1cyclictest21-21ksoftirqd/121:15:051
2918099141,12cyclictest21-21ksoftirqd/122:45:221
2918099140,1cyclictest0-21swapper/122:32:231
2917999149,4cyclictest0-21swapper/022:11:290
2917999142,9cyclictest0-21swapper/021:51:080
2917999142,1cyclictest0-21swapper/023:59:560
2917999141,9cyclictest15722-21kworker/0:221:45:530
29179991410,2cyclictest0-21swapper/023:15:420
2917999140,1cyclictest0-21swapper/021:38:540
2917999140,13cyclictest0-21swapper/021:12:140
2917999140,12cyclictest0-21swapper/021:17:120
2917999140,11cyclictest9861-21sshd22:48:550
2917999140,11cyclictest4389-21id22:54:140
2917999140,11cyclictest20892-21bash21:20:080
2917999140,11cyclictest13603-21sshd00:16:150
145042140,1sleep30-21swapper/321:39:483
2918299139,2cyclictest0-21swapper/300:35:143
2918299139,1cyclictest115650irq/25-eth023:42:463
2918299139,1cyclictest115650irq/25-eth022:10:193
2918299138,4cyclictest18159-21sshd22:55:223
2918299138,3cyclictest10513-21sshd22:17:033
2918299138,2cyclictest0-21swapper/323:22:563
29182991310,1cyclictest115650irq/25-eth023:32:223
2918299130,1cyclictest0-21swapper/300:05:563
2918299130,12cyclictest30597-21id00:23:443
2918299130,12cyclictest30597-21id00:23:443
2918299130,12cyclictest28875-21bash21:20:443
2918299130,12cyclictest13803-21sshd00:25:113
2918299130,12cyclictest12286-21bash00:10:203
2918299130,12cyclictest0-21swapper/320:05:143
2918299130,12cyclictest0-21swapper/300:16:123
2918199138,1cyclictest8831-21cp21:30:292
2918199137,5cyclictest12597-21bash21:25:112
2918199133,9cyclictest30-21ksoftirqd/221:45:222
2918199133,9cyclictest30-21ksoftirqd/221:17:002
2918199133,9cyclictest27842-21sshd23:16:322
2918199132,10cyclictest30-21ksoftirqd/221:22:432
29181991312,1cyclictest30-21ksoftirqd/222:30:232
29181991312,1cyclictest30-21ksoftirqd/200:13:152
29181991312,1cyclictest28-21rcuc/222:00:262
29181991312,1cyclictest28-21rcuc/222:00:262
29181991311,1cyclictest30-21ksoftirqd/200:30:462
29181991311,1cyclictest30-21ksoftirqd/200:30:462
2918199130,4cyclictest0-21swapper/222:35:012
2918199130,1cyclictest2016-21sshd22:25:032
2918199130,12cyclictest0-21swapper/223:21:342
2918199130,10cyclictest0-21swapper/221:57:022
2918099138,4cyclictest30842-21munin-node00:00:211
29180991312,1cyclictest21-21ksoftirqd/123:15:121
2918099131,11cyclictest20695-21sshd21:37:231
2918099130,1cyclictest115650irq/25-eth021:45:401
2918099130,1cyclictest0-21swapper/122:14:511
2918099130,1cyclictest0-21swapper/121:57:401
2918099130,12cyclictest28761-21sshd23:36:561
2917999139,1cyclictest0-21swapper/000:21:000
2917999139,1cyclictest0-21swapper/000:21:000
2917999138,4cyclictest8352-21sshd00:36:170
2917999138,4cyclictest10253-21sshd22:28:410
2917999138,3cyclictest0-21swapper/023:11:160
2917999137,3cyclictest0-21swapper/023:51:100
2917999136,0cyclictest7878-21kworker/0:220:30:150
29179991310,1cyclictest1734-21runrttasks23:21:570
2917999130,1cyclictest0-21swapper/022:33:020
2917999130,12cyclictest0-21swapper/023:45:440
2917999130,12cyclictest0-21swapper/022:05:060
2918299129,2cyclictest0-21swapper/322:50:483
29182991210,1cyclictest7866-21bash23:00:183
2918299120,1cyclictest0-21swapper/321:45:033
2918199126,1cyclictest30-21ksoftirqd/200:20:152
2918199126,1cyclictest30-21ksoftirqd/200:20:152
2918099120,11cyclictest0-21swapper/120:17:131
2917999129,2cyclictest7878-21kworker/0:219:28:270
2917999120,11cyclictest0-21swapper/022:15:100
2917999120,11cyclictest0-21swapper/020:45:140
2917999120,11cyclictest0-21swapper/020:25:140
2918299119,1cyclictest0-21swapper/320:35:163
2918299119,1cyclictest0-21swapper/320:00:153
2918299119,1cyclictest0-21swapper/319:55:143
29181991110,1cyclictest0-21swapper/220:51:412
29181991110,1cyclictest0-21swapper/219:10:352
2918199110,1cyclictest0-21swapper/220:55:172
2918199110,10cyclictest0-21swapper/221:00:142
29180991110,1cyclictest0-21swapper/119:19:501
2918099110,10cyclictest0-21swapper/120:14:321
2918099110,10cyclictest0-21swapper/119:57:351
2917999119,0cyclictest7878-21kworker/0:219:35:230
2917999110,8cyclictest0-21swapper/019:50:210
2917999110,1cyclictest0-21swapper/019:34:340
2917999110,10cyclictest0-21swapper/020:50:160
2917999110,10cyclictest0-21swapper/020:00:490
2917999110,10cyclictest0-21swapper/019:40:130
2918299108,1cyclictest4212-21perl19:20:133
2918299107,2cyclictest0-21swapper/321:00:143
2918299100,9cyclictest28032-21diskstats20:55:133
2918299100,9cyclictest0-21swapper/320:15:133
2918299100,9cyclictest0-21swapper/319:25:133
2918299100,1cyclictest22091-21perl19:50:163
2918299100,1cyclictest0-21swapper/320:50:163
2918299100,1cyclictest0-21swapper/320:20:303
2918299100,1cyclictest0-21swapper/319:15:013
2918299100,10cyclictest0-21swapper/320:42:133
2918299100,10cyclictest0-21swapper/319:35:393
2918199109,1cyclictest3352-21kworker/2:120:41:352
2918199109,1cyclictest3352-21kworker/2:120:20:372
2918199109,1cyclictest3352-21kworker/2:120:15:352
2918199109,1cyclictest3352-21kworker/2:119:42:192
2918199109,1cyclictest0-21swapper/219:57:392
2918199109,1cyclictest0-21swapper/219:25:002
2918199108,1cyclictest3352-21kworker/2:120:36:132
2918199108,1cyclictest32430-21hwlatdetect19:15:012
2918199108,1cyclictest1600-21diskstats21:05:152
2918199100,9cyclictest1600-21fw_conntrack20:10:152
2918199100,9cyclictest0-21swapper/220:25:142
2918199100,1cyclictest0-21swapper/220:00:332
2918099108,2cyclictest0-21swapper/119:40:131
2918099100,9cyclictest0-21swapper/121:05:121
2918099100,1cyclictest31345-21perl21:00:141
2918099100,10cyclictest0-21swapper/120:05:361
2917999109,1cyclictest0-21swapper/021:06:480
2917999106,0cyclictest7878-21kworker/0:220:06:470
2917999104,3cyclictest0-21swapper/020:10:130
2917999100,9cyclictest31033-21diskstats21:00:130
2917999100,9cyclictest0-21swapper/020:15:150
2917999100,2cyclictest0-21swapper/019:10:120
2917999100,10cyclictest0-21swapper/020:41:280
291829998,1cyclictest0-21swapper/320:45:143
291829998,1cyclictest0-21swapper/320:13:393
291829998,1cyclictest0-21swapper/319:40:043
291829998,1cyclictest0-21swapper/319:13:353
291829997,1cyclictest13514-21perl20:30:173
291829997,1cyclictest10397-21tune2fs20:25:153
291829990,1cyclictest0-21swapper/321:05:163
291819998,1cyclictest3352-21kworker/2:120:34:292
291819998,1cyclictest3352-21kworker/2:120:05:012
291819998,1cyclictest3352-21kworker/2:119:54:472
291819998,1cyclictest3352-21kworker/2:119:46:172
291819998,1cyclictest3352-21kworker/2:119:37:072
291819994,1cyclictest3352-21kworker/2:119:30:112
291819993,1cyclictest3352-21kworker/2:119:25:192
291809999,0cyclictest0-21swapper/119:45:161
291809998,1cyclictest0-21swapper/120:35:481
291809998,1cyclictest0-21swapper/120:25:141
291809998,1cyclictest0-21swapper/120:20:151
291809998,1cyclictest0-21swapper/119:54:551
291809998,1cyclictest0-21swapper/119:30:131
291799998,1cyclictest0-21swapper/019:45:570
291799994,2cyclictest0-21swapper/020:35:130
291799990,9cyclictest1193-21perl19:15:150
291799990,9cyclictest0-21swapper/019:55:130
291829980,7cyclictest0-21swapper/319:45:133
291819987,1cyclictest3352-21kworker/2:120:48:112
291809987,1cyclictest0-21swapper/119:27:511
291809981,6cyclictest0-21swapper/120:45:241
291799986,2cyclictest7878-21kworker/0:220:55:020
291829975,1cyclictest9436-21cut19:30:113
291809972,2cyclictest21-21ksoftirqd/120:40:171
291809971,5cyclictest0-21swapper/120:00:141
291809971,5cyclictest0-21swapper/119:10:231
291809970,6cyclictest0-21swapper/119:35:191
291809970,6cyclictest0-21swapper/119:20:141
291809962,2cyclictest0-21swapper/120:30:181
291809960,5cyclictest0-21swapper/120:55:041
291809960,5cyclictest0-21swapper/120:50:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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