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2025-10-20 - 15:10
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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 376 highest latencies:
System rack1slot1.osadl.org (updated Mon Oct 20, 2025 12:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
107302227158,26sleep20-21swapper/207:07:102
109252214162,26sleep30-21swapper/307:09:453
106322213148,25sleep10-21swapper/107:05:511
109022208150,44sleep00-21swapper/007:09:250
68242580,0sleep30-21swapper/312:10:143
68242580,0sleep30-21swapper/312:10:133
128122580,1sleep31105799cyclictest10:05:123
11033991919,0cyclictest9-21ksoftirqd/012:20:410
11033991919,0cyclictest9-21ksoftirqd/009:51:220
11033991918,0cyclictest9-21ksoftirqd/009:21:180
261462180,0sleep1111rcu_preempt10:22:291
11057991817,1cyclictest35-21ksoftirqd/307:40:163
11033991818,0cyclictest9-21ksoftirqd/012:27:050
11033991818,0cyclictest9-21ksoftirqd/011:58:290
11033991818,0cyclictest9-21ksoftirqd/011:15:580
11057991716,1cyclictest35-21ksoftirqd/311:00:153
11033991716,1cyclictest9-21ksoftirqd/012:10:170
11033991716,1cyclictest9-21ksoftirqd/012:10:170
11057991616,0cyclictest35-21ksoftirqd/312:31:123
11057991615,1cyclictest35-21ksoftirqd/307:50:213
11053991615,1cyclictest28-21ksoftirqd/207:15:022
11033991616,0cyclictest9-21ksoftirqd/010:33:490
11033991616,0cyclictest9-21ksoftirqd/010:23:410
291642150,0sleep30-21swapper/307:45:153
11057991515,0cyclictest35-21ksoftirqd/310:20:283
11057991515,0cyclictest35-21ksoftirqd/309:21:193
11033991515,0cyclictest9-21ksoftirqd/012:35:440
11033991514,1cyclictest9-21ksoftirqd/009:00:120
11033991514,1cyclictest9-21ksoftirqd/009:00:110
282262140,0sleep00-21swapper/009:40:220
11057991414,0cyclictest35-21ksoftirqd/312:29:003
11057991414,0cyclictest35-21ksoftirqd/310:35:173
11057991414,0cyclictest35-21ksoftirqd/310:31:433
1104699140,13cyclictest0-21swapper/107:10:141
11033991414,0cyclictest9-21ksoftirqd/012:02:160
11033991414,0cyclictest9-21ksoftirqd/011:30:170
11033991414,0cyclictest9-21ksoftirqd/010:14:480
11033991414,0cyclictest9-21ksoftirqd/009:36:030
60522130,0sleep30-21swapper/310:40:133
11057991313,0cyclictest35-21ksoftirqd/312:06:273
11057991313,0cyclictest35-21ksoftirqd/312:01:223
11057991313,0cyclictest35-21ksoftirqd/311:47:423
11057991313,0cyclictest35-21ksoftirqd/311:24:193
11057991313,0cyclictest35-21ksoftirqd/311:12:253
11057991313,0cyclictest35-21ksoftirqd/309:52:593
11057991313,0cyclictest35-21ksoftirqd/309:15:233
11057991312,1cyclictest35-21ksoftirqd/307:15:003
11057991311,1cyclictest35-21ksoftirqd/311:55:003
11057991311,1cyclictest35-21ksoftirqd/311:05:153
11057991311,1cyclictest35-21ksoftirqd/310:10:163
11057991311,1cyclictest35-21ksoftirqd/309:59:593
11053991312,1cyclictest28-21ksoftirqd/210:00:002
1103399138,2cyclictest9-21ksoftirqd/011:46:170
11033991313,0cyclictest9-21ksoftirqd/012:30:350
11033991313,0cyclictest9-21ksoftirqd/012:17:570
11033991313,0cyclictest9-21ksoftirqd/011:14:220
11033991313,0cyclictest9-21ksoftirqd/011:05:470
11033991313,0cyclictest9-21ksoftirqd/011:03:430
11033991313,0cyclictest9-21ksoftirqd/010:55:490
11033991313,0cyclictest9-21ksoftirqd/010:47:120
11033991313,0cyclictest9-21ksoftirqd/009:30:400
11033991313,0cyclictest9-21ksoftirqd/009:17:500
11033991312,1cyclictest9-21ksoftirqd/010:40:120
11033991312,1cyclictest9-21ksoftirqd/010:15:120
11033991312,1cyclictest9-21ksoftirqd/009:55:110
11033991312,1cyclictest9-21ksoftirqd/007:12:540
11033991311,1cyclictest9-21ksoftirqd/007:40:120
11057991212,0cyclictest35-21ksoftirqd/312:35:143
11057991212,0cyclictest35-21ksoftirqd/310:50:173
11057991212,0cyclictest35-21ksoftirqd/310:00:083
11057991212,0cyclictest35-21ksoftirqd/309:33:203
11057991212,0cyclictest35-21ksoftirqd/308:50:273
11057991212,0cyclictest35-21ksoftirqd/307:15:013
11057991211,1cyclictest35-21ksoftirqd/311:35:003
11057991211,1cyclictest35-21ksoftirqd/309:50:013
11057991211,1cyclictest35-21ksoftirqd/309:10:013
11057991211,1cyclictest35-21ksoftirqd/307:35:233
11057991210,1cyclictest35-21ksoftirqd/311:55:243
11057991210,1cyclictest35-21ksoftirqd/311:35:193
11057991210,1cyclictest35-21ksoftirqd/310:55:213
11057991210,1cyclictest35-21ksoftirqd/310:45:173
11057991210,1cyclictest35-21ksoftirqd/309:40:123
11057991210,1cyclictest35-21ksoftirqd/309:35:133
11057991210,1cyclictest35-21ksoftirqd/309:30:003
11057991210,1cyclictest35-21ksoftirqd/308:24:593
11053991211,1cyclictest28-21ksoftirqd/209:24:462
11053991210,1cyclictest28-21ksoftirqd/209:15:002
11053991210,1cyclictest28-21ksoftirqd/207:14:492
11033991212,0cyclictest9-21ksoftirqd/010:54:210
11033991212,0cyclictest9-21ksoftirqd/010:25:450
11033991212,0cyclictest9-21ksoftirqd/010:00:080
11033991211,1cyclictest9-21ksoftirqd/011:50:140
11033991211,1cyclictest9-21ksoftirqd/011:25:130
11033991211,1cyclictest9-21ksoftirqd/010:35:150
11033991211,1cyclictest9-21ksoftirqd/010:05:110
11033991211,1cyclictest9-21ksoftirqd/008:15:000
11033991211,0cyclictest9-21ksoftirqd/009:45:160
11033991210,1cyclictest9-21ksoftirqd/008:55:130
1103399120,12cyclictest0-21swapper/008:25:120
145142110,0sleep10-21swapper/112:20:171
1105799119,1cyclictest35-21ksoftirqd/311:25:213
1105799119,1cyclictest35-21ksoftirqd/309:10:143
1105799119,1cyclictest35-21ksoftirqd/308:45:143
1105799119,1cyclictest35-21ksoftirqd/308:10:013
1105799119,1cyclictest35-21ksoftirqd/307:55:193
1105799119,1cyclictest35-21ksoftirqd/307:34:593
11057991111,0cyclictest35-21ksoftirqd/312:20:133
11057991111,0cyclictest35-21ksoftirqd/310:15:013
11057991110,1cyclictest35-21ksoftirqd/312:15:183
11057991110,1cyclictest35-21ksoftirqd/311:40:193
11057991110,1cyclictest35-21ksoftirqd/311:15:123
11057991110,1cyclictest35-21ksoftirqd/310:25:133
11057991110,1cyclictest35-21ksoftirqd/309:00:203
11057991110,1cyclictest35-21ksoftirqd/309:00:193
11057991110,1cyclictest35-21ksoftirqd/308:55:153
11057991110,1cyclictest35-21ksoftirqd/308:39:593
11057991110,1cyclictest35-21ksoftirqd/307:30:003
1105399119,1cyclictest28-21ksoftirqd/208:10:002
1105399119,1cyclictest28-21ksoftirqd/207:24:592
11053991111,0cyclictest28-21ksoftirqd/212:25:152
11053991110,1cyclictest28-21ksoftirqd/211:10:012
11053991110,1cyclictest28-21ksoftirqd/209:15:222
11053991110,1cyclictest28-21ksoftirqd/208:24:592
1103399119,1cyclictest9-21ksoftirqd/008:45:220
11033991111,0cyclictest9-21ksoftirqd/012:07:350
11033991111,0cyclictest9-21ksoftirqd/011:35:120
11033991111,0cyclictest9-21ksoftirqd/009:11:070
11033991110,1cyclictest9-21ksoftirqd/011:20:190
11033991110,1cyclictest9-21ksoftirqd/009:10:010
11033991110,1cyclictest9-21ksoftirqd/008:20:000
11033991110,1cyclictest9-21ksoftirqd/007:35:170
1105799109,1cyclictest35-21ksoftirqd/308:15:123
1105799109,1cyclictest35-21ksoftirqd/308:10:153
1105799108,1cyclictest35-21ksoftirqd/308:40:113
1105799108,1cyclictest35-21ksoftirqd/308:30:153
1105799108,1cyclictest35-21ksoftirqd/308:25:143
1105799108,1cyclictest35-21ksoftirqd/308:00:163
1105799108,1cyclictest35-21ksoftirqd/308:00:163
1105399109,1cyclictest7120-21if_eno111:25:172
1105399109,1cyclictest28-21ksoftirqd/212:20:192
1105399109,1cyclictest28-21ksoftirqd/212:15:132
1105399109,1cyclictest28-21ksoftirqd/209:50:182
1105399109,1cyclictest28-21ksoftirqd/209:45:162
1105399109,1cyclictest28-21ksoftirqd/209:25:162
1105399109,1cyclictest28-21ksoftirqd/209:05:012
1105399109,1cyclictest28-21ksoftirqd/209:05:002
1105399109,1cyclictest28-21ksoftirqd/207:45:162
1105399109,1cyclictest28-21ksoftirqd/207:30:002
1105399108,1cyclictest28-21ksoftirqd/211:55:002
1105399108,1cyclictest28-21ksoftirqd/211:10:152
1105399108,1cyclictest28-21ksoftirqd/210:50:222
1105399108,1cyclictest28-21ksoftirqd/210:00:132
1105399108,1cyclictest26166-21aten_r1power_en07:40:132
11053991010,0cyclictest28-21ksoftirqd/210:21:472
11053991010,0cyclictest28-21ksoftirqd/210:10:182
11053991010,0cyclictest28-21ksoftirqd/210:05:182
1103399109,1cyclictest9-21ksoftirqd/007:55:190
1103399109,1cyclictest9-21ksoftirqd/007:50:110
1103399109,1cyclictest9-21ksoftirqd/007:30:180
1103399109,1cyclictest9-21ksoftirqd/007:20:130
1103399109,1cyclictest9-21ksoftirqd/007:15:140
1103399108,1cyclictest9-21ksoftirqd/008:05:010
1103399108,1cyclictest9-21ksoftirqd/008:05:000
1103399108,1cyclictest9-21ksoftirqd/007:45:130
1103399103,7cyclictest9-21ksoftirqd/008:44:170
1103399103,7cyclictest9-21ksoftirqd/008:36:020
11033991010,0cyclictest9-21ksoftirqd/011:40:160
11033991010,0cyclictest9-21ksoftirqd/009:25:160
11033991010,0cyclictest9-21ksoftirqd/008:22:150
1103399101,8cyclictest9-21ksoftirqd/008:30:210
110579998,1cyclictest35-21ksoftirqd/307:20:153
110539999,0cyclictest28-21ksoftirqd/209:05:142
110539998,1cyclictest28-21ksoftirqd/212:14:092
110539998,1cyclictest28-21ksoftirqd/212:14:082
110539998,1cyclictest28-21ksoftirqd/211:55:172
110539998,1cyclictest28-21ksoftirqd/211:50:002
110539998,1cyclictest28-21ksoftirqd/211:30:142
110539998,1cyclictest28-21ksoftirqd/210:45:212
110539998,1cyclictest28-21ksoftirqd/210:30:162
110539998,1cyclictest28-21ksoftirqd/210:15:002
110539998,1cyclictest28-21ksoftirqd/209:35:142
110539998,1cyclictest28-21ksoftirqd/207:55:132
110539998,1cyclictest28-21ksoftirqd/207:34:592
110539997,1cyclictest28-21ksoftirqd/212:00:182
110539997,1cyclictest28-21ksoftirqd/209:40:132
110339998,1cyclictest9-21ksoftirqd/008:50:120
110339998,1cyclictest9-21ksoftirqd/007:25:130
110339998,0cyclictest9-21ksoftirqd/008:05:130
110539988,0cyclictest28-21ksoftirqd/212:05:172
110539988,0cyclictest28-21ksoftirqd/210:35:182
110539987,1cyclictest28-21ksoftirqd/210:59:562
110539987,1cyclictest28-21ksoftirqd/210:29:592
110539987,1cyclictest28-21ksoftirqd/208:05:012
110539987,1cyclictest28-21ksoftirqd/208:05:012
110539986,1cyclictest60950irq/123-eno111:40:132
110539986,1cyclictest28-21ksoftirqd/211:35:202
110539986,1cyclictest28-21ksoftirqd/208:50:012
110539986,1cyclictest28-21ksoftirqd/207:50:212
110539984,3cyclictest9957-21perf08:15:002
110539980,5cyclictest0-21swapper/211:17:482
110539976,1cyclictest28-21ksoftirqd/212:35:142
110539976,1cyclictest28-21ksoftirqd/211:00:132
110539976,1cyclictest28-21ksoftirqd/210:40:202
110539976,1cyclictest28-21ksoftirqd/208:55:162
110539976,1cyclictest28-21ksoftirqd/208:35:002
110539976,1cyclictest28-21ksoftirqd/208:15:222
110539975,1cyclictest28-21ksoftirqd/208:50:142
110539974,1cyclictest28-21ksoftirqd/207:35:222
110539971,4cyclictest0-21swapper/212:30:182
110539971,3cyclictest19924-21irqstats09:30:142
110539970,5cyclictest2548-21apt-get11:20:122
110469970,7cyclictest0-21swapper/111:05:561
110469970,6cyclictest0-21swapper/108:50:141
110469970,4cyclictest0-21swapper/110:26:001
110469970,4cyclictest0-21swapper/109:45:461
110469970,4cyclictest0-21swapper/109:31:021
110469970,4cyclictest0-21swapper/109:29:331
110539965,1cyclictest28-21ksoftirqd/208:40:192
110539965,1cyclictest28-21ksoftirqd/208:40:012
110539965,1cyclictest28-21ksoftirqd/208:25:202
110469962,3cyclictest0-21swapper/107:55:141
110469961,3cyclictest0-21swapper/110:30:131
110469961,3cyclictest0-21swapper/109:50:331
110469960,6cyclictest0-21swapper/112:00:241
110469960,6cyclictest0-21swapper/109:24:441
110469960,5cyclictest0-21swapper/111:50:111
110469960,5cyclictest0-21swapper/109:05:151
110469960,4cyclictest0-21swapper/112:15:121
110469960,3cyclictest0-21swapper/111:56:121
110469960,3cyclictest0-21swapper/109:10:201
110469960,1cyclictest0-21swapper/111:44:201
110469960,1cyclictest0-21swapper/111:10:201
110469953,1cyclictest15085-21chrt10:51:091
110469951,1cyclictest0-21swapper/107:45:011
110469950,4cyclictest0-21swapper/111:24:011
110469950,4cyclictest0-21swapper/110:15:521
110469950,4cyclictest0-21swapper/107:25:161
110469950,3cyclictest0-21swapper/112:26:331
110469950,3cyclictest0-21swapper/110:57:581
110469950,3cyclictest0-21swapper/109:57:471
110469950,3cyclictest0-21swapper/109:36:291
110469950,3cyclictest0-21swapper/109:15:121
110469950,2cyclictest0-21swapper/111:37:071
110469950,2cyclictest0-21swapper/111:30:111
110469950,2cyclictest0-21swapper/110:49:441
110469950,2cyclictest0-21swapper/110:03:011
110469950,1cyclictest0-21swapper/110:37:591
110469950,1cyclictest0-21swapper/109:40:121
110469950,0cyclictest0-21swapper/108:35:111
110469944,0cyclictest0-21swapper/111:26:151
110469941,2cyclictest0-21swapper/112:35:221
110469941,2cyclictest0-21swapper/110:40:121
110469941,2cyclictest0-21swapper/108:10:131
110469941,1cyclictest0-21swapper/108:40:091
110469940,3cyclictest0-21swapper/112:30:071
110469940,3cyclictest0-21swapper/112:11:301
110469940,3cyclictest0-21swapper/112:11:291
110469940,3cyclictest0-21swapper/112:05:011
110469940,3cyclictest0-21swapper/111:45:021
110469940,2cyclictest0-21swapper/110:10:251
110469940,2cyclictest0-21swapper/110:06:161
110469940,2cyclictest0-21swapper/108:25:111
110469940,2cyclictest0-21swapper/108:20:161
110469940,1cyclictest0-21swapper/111:15:561
110469940,1cyclictest0-21swapper/109:00:121
110469940,1cyclictest0-21swapper/109:00:111
110469940,1cyclictest0-21swapper/107:35:171
110469940,1cyclictest0-21swapper/107:35:011
110469940,0cyclictest0-21swapper/108:05:201
110469931,1cyclictest0-21swapper/108:45:111
110469931,1cyclictest0-21swapper/108:15:121
110469931,1cyclictest0-21swapper/108:00:151
110469931,1cyclictest0-21swapper/108:00:141
110469931,1cyclictest0-21swapper/107:45:121
110469931,1cyclictest0-21swapper/107:20:131
110469930,3cyclictest0-21swapper/108:55:201
110469930,2cyclictest0-21swapper/107:15:001
110469930,1cyclictest0-21swapper/111:00:031
110469930,1cyclictest0-21swapper/108:30:161
110469930,1cyclictest0-21swapper/107:50:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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