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2026-04-18 - 14:51
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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 rack7slot0.osadl.org (updated Sat Apr 18, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/107:05:191
120650590,0irq/26-eth1-rx-0-21swapper/307:06:263
112750570,0irq/25-eth00-21swapper/207:05:252
120650490,0irq/26-eth1-rx-0-21swapper/007:08:570
4511991514,0cyclictest0-21swapper/310:26:293
450999150,0cyclictest0-21swapper/112:22:551
4511991413,0cyclictest0-21swapper/310:58:333
4511991413,0cyclictest0-21swapper/309:45:223
4511991413,0cyclictest0-21swapper/309:33:593
451199140,0cyclictest0-21swapper/310:06:233
4509991413,0cyclictest0-21swapper/111:38:331
4509991411,0cyclictest0-21swapper/109:31:271
271140,0ktimersoftd/25938-21munin-node11:45:202
4511991312,0cyclictest0-21swapper/311:19:553
4511991310,0cyclictest0-21swapper/311:48:373
451199130,0cyclictest30576-21sshd11:40:083
451199130,0cyclictest0-21swapper/310:47:523
4510991311,0cyclictest1275-21sshd11:31:512
4510991311,0cyclictest0-21swapper/210:14:502
451099130,0cyclictest0-21swapper/212:06:282
4509991313,0cyclictest0-21swapper/112:39:391
4509991312,0cyclictest0-21swapper/111:31:491
4509991312,0cyclictest0-21swapper/109:29:291
4509991310,0cyclictest0-21swapper/111:52:151
450999130,0cyclictest21409-21sshd09:17:241
450999130,0cyclictest19424-21bash10:42:341
450999130,0cyclictest0-21swapper/107:20:131
4508991312,0cyclictest31124-21cat10:35:220
4508991312,0cyclictest28814-21diskmemload10:15:170
4508991312,0cyclictest0-21swapper/012:25:090
4508991311,0cyclictest21737-21sshd11:47:310
4508991311,0cyclictest0-21swapper/010:55:140
4508991311,0cyclictest0-21swapper/010:28:100
4508991310,0cyclictest11625-21sshd11:11:370
450899130,0cyclictest0-21swapper/012:03:120
4511991212,0cyclictest0-21swapper/311:31:383
4511991211,0cyclictest0-21swapper/311:05:443
4511991211,0cyclictest0-21swapper/309:26:043
4511991211,0cyclictest0-21swapper/309:12:013
4511991210,0cyclictest0-21swapper/309:53:013
4511991210,0cyclictest0-21swapper/309:39:413
451199120,0cyclictest0-21swapper/312:35:183
451199120,0cyclictest0-21swapper/312:15:483
4510991211,0cyclictest0-21swapper/212:31:412
4510991211,0cyclictest0-21swapper/212:23:132
4510991211,0cyclictest0-21swapper/209:57:462
4510991210,0cyclictest0-21swapper/211:23:222
4510991210,0cyclictest0-21swapper/209:10:082
451099120,0cyclictest4774-21sshd10:27:442
451099120,0cyclictest0-21swapper/210:07:232
451099120,0cyclictest0-21swapper/209:46:092
451099120,0cyclictest0-21swapper/209:34:322
4509991211,0cyclictest0-21swapper/112:32:551
4509991210,0cyclictest0-21swapper/111:55:451
4509991210,0cyclictest0-21swapper/111:05:551
4509991210,0cyclictest0-21swapper/109:41:061
450999120,0cyclictest0-21swapper/111:20:041
4508991211,0cyclictest27226-21bash12:18:250
4508991211,0cyclictest26905-21sshd11:00:420
4508991211,0cyclictest12315-21smart_sda11:20:200
4508991211,0cyclictest0-21swapper/010:07:510
4508991211,0cyclictest0-21swapper/009:44:360
450899120,0cyclictest0-21swapper/012:06:410
450899120,0cyclictest0-21swapper/011:51:000
450899120,0cyclictest0-21swapper/009:31:000
351120,0ktimersoftd/30-21swapper/311:55:563
4511991111,0cyclictest0-21swapper/312:29:023
4511991111,0cyclictest0-21swapper/311:24:553
4511991110,0cyclictest0-21swapper/312:34:023
4511991110,0cyclictest0-21swapper/312:14:033
4511991110,0cyclictest0-21swapper/311:12:573
4511991110,0cyclictest0-21swapper/311:00:183
4511991110,0cyclictest0-21swapper/310:21:023
451199110,0cyclictest0-21swapper/310:30:123
451199110,0cyclictest0-21swapper/309:00:593
451199110,0cyclictest0-21swapper/308:41:083
451199110,0cyclictest0-21swapper/308:01:443
451199110,0cyclictest0-21swapper/307:34:333
451099119,0cyclictest0-21swapper/208:24:072
4510991111,0cyclictest0-21swapper/209:28:352
4510991110,0cyclictest31936-21sshd10:18:332
4510991110,0cyclictest28814-21diskmemload10:51:052
4510991110,0cyclictest0-21swapper/211:43:492
4510991110,0cyclictest0-21swapper/211:05:432
4510991110,0cyclictest0-21swapper/210:56:312
451099110,0cyclictest0-21swapper/207:29:382
4509991111,0cyclictest191ktimersoftd/112:16:111
4509991111,0cyclictest0-21swapper/112:11:121
4509991111,0cyclictest0-21swapper/109:50:451
4509991110,0cyclictest24641-21sshd10:00:241
4509991110,0cyclictest18642-21sshd10:20:561
4509991110,0cyclictest0-21swapper/110:51:301
4509991110,0cyclictest0-21swapper/109:06:501
450999110,0cyclictest0-21swapper/108:22:141
450999110,0cyclictest0-21swapper/108:17:341
450999110,0cyclictest0-21swapper/107:45:521
450999110,0cyclictest0-21swapper/107:36:001
450999110,0cyclictest0-21swapper/107:35:591
450999110,0cyclictest0-21swapper/107:25:531
4508991111,0cyclictest3048-21bash11:06:090
4508991111,0cyclictest0-21swapper/012:13:260
4508991111,0cyclictest0-21swapper/009:10:350
4508991110,0cyclictest19550-21bash10:42:350
4508991110,0cyclictest11824-21sshd10:11:340
450899110,0cyclictest0-21swapper/009:46:350
41110,0ktimersoftd/028679-21sshd11:26:520
41110,0ktimersoftd/00-21swapper/011:17:440
112750110,0irq/25-eth027352-21sshd12:26:591
112750110,0irq/25-eth00-21swapper/310:04:533
112750110,0irq/25-eth00-21swapper/110:59:161
112750110,0irq/25-eth00-21swapper/110:06:531
451199109,0cyclictest5932-21bash10:40:393
451199109,0cyclictest22712-21sshd09:43:123
451199109,0cyclictest0-21swapper/307:14:073
4511991010,0cyclictest0-21swapper/312:00:353
4511991010,0cyclictest0-21swapper/311:38:243
4511991010,0cyclictest0-21swapper/310:38:553
4511991010,0cyclictest0-21swapper/309:24:073
4511991010,0cyclictest0-21swapper/308:20:333
4511991010,0cyclictest0-21swapper/307:28:253
4511991010,0cyclictest0-21swapper/307:20:163
451199100,0cyclictest0-21swapper/310:11:113
451199100,0cyclictest0-21swapper/308:45:323
451199100,0cyclictest0-21swapper/307:44:273
451199100,0cyclictest0-21swapper/307:44:263
451199100,0cyclictest0-21swapper/307:36:323
451199100,0cyclictest0-21swapper/307:36:323
451099109,0cyclictest28814-21diskmemload10:42:082
451099109,0cyclictest28814-21diskmemload09:53:482
451099109,0cyclictest28-21ksoftirqd/210:20:182
451099109,0cyclictest0-21swapper/212:16:282
451099109,0cyclictest0-21swapper/210:36:412
451099109,0cyclictest0-21swapper/209:16:172
4510991010,0cyclictest0-21swapper/207:59:572
451099100,0cyclictest0-21swapper/212:13:122
451099100,0cyclictest0-21swapper/208:56:122
451099100,0cyclictest0-21swapper/208:31:132
451099100,0cyclictest0-21swapper/208:04:222
451099100,0cyclictest0-21swapper/207:33:492
450999109,0cyclictest26128-21sshd10:13:311
450999109,0cyclictest0-21swapper/111:13:071
450999109,0cyclictest0-21swapper/111:00:271
450999109,0cyclictest0-21swapper/109:46:481
450999109,0cyclictest0-21swapper/109:21:221
4509991010,0cyclictest0-21swapper/110:26:251
4509991010,0cyclictest0-21swapper/110:17:141
4509991010,0cyclictest0-21swapper/108:01:121
4509991010,0cyclictest0-21swapper/107:41:551
4509991010,0cyclictest0-21swapper/107:41:551
450999100,0cyclictest0-21swapper/109:39:381
450999100,0cyclictest0-21swapper/109:04:371
4508991010,0cyclictest0-21swapper/010:49:460
4508991010,0cyclictest0-21swapper/008:27:350
41100,0ktimersoftd/031662-21sshd12:23:180
41100,0ktimersoftd/031631-21sshd10:01:230
41100,0ktimersoftd/028814-21diskmemload11:55:130
41100,0ktimersoftd/028814-21diskmemload11:40:080
41100,0ktimersoftd/028814-21diskmemload09:18:530
41100,0ktimersoftd/021448-21sshd09:55:430
41100,0ktimersoftd/020031-21bash09:21:280
41100,0ktimersoftd/019426-21cp09:51:150
41100,0ktimersoftd/00-21swapper/012:36:530
351100,0ktimersoftd/30-21swapper/311:28:453
271100,0ktimersoftd/20-21swapper/211:01:462
120650100,0irq/26-eth1-rx-0-21swapper/010:20:320
112750100,0irq/25-eth036-21ksoftirqd/310:52:123
112750100,0irq/25-eth036-21ksoftirqd/309:59:303
112750100,0irq/25-eth00-21swapper/109:11:431
45119999,0cyclictest0-21swapper/308:15:543
45119999,0cyclictest0-21swapper/307:56:033
45119999,0cyclictest0-21swapper/307:54:043
45119998,0cyclictest8393-21df08:25:123
45109999,0cyclictest0-21swapper/211:16:382
45109999,0cyclictest0-21swapper/211:14:542
45109999,0cyclictest0-21swapper/209:44:092
45109999,0cyclictest0-21swapper/209:22:272
45109999,0cyclictest0-21swapper/209:05:292
45109999,0cyclictest0-21swapper/207:50:052
45109998,0cyclictest0-21swapper/212:38:252
45099999,0cyclictest0-21swapper/108:53:211
45099999,0cyclictest0-21swapper/107:53:321
45099998,0cyclictest0-21swapper/111:28:201
45099998,0cyclictest0-21swapper/111:18:201
45099998,0cyclictest0-21swapper/110:46:031
45099990,0cyclictest9564-21sshd11:45:491
45099990,0cyclictest0-21swapper/109:55:121
45089999,0cyclictest0-21swapper/008:30:010
45089999,0cyclictest0-21swapper/007:10:270
45089990,0cyclictest0-21swapper/008:53:430
45089990,0cyclictest0-21swapper/007:53:400
4190,0ktimersoftd/03226-21sshd11:36:230
4190,0ktimersoftd/032086-21sshd09:27:210
4190,0ktimersoftd/031035-21cp12:31:490
4190,0ktimersoftd/014691-21sshd10:50:260
4190,0ktimersoftd/00-21swapper/011:31:140
4190,0ktimersoftd/00-21swapper/008:49:070
11275090,0irq/25-eth036-21ksoftirqd/312:20:133
11275090,0irq/25-eth036-21ksoftirqd/309:18:233
11275090,0irq/25-eth03399migration/311:54:243
11275090,0irq/25-eth028-21ksoftirqd/211:53:462
11275090,0irq/25-eth028-21ksoftirqd/211:36:152
45119988,0cyclictest0-21swapper/308:06:243
45109988,0cyclictest16202-21sshd12:29:562
45109988,0cyclictest0-21swapper/208:44:552
45109988,0cyclictest0-21swapper/207:17:062
45099988,0cyclictest0-21swapper/108:57:471
45099988,0cyclictest0-21swapper/108:49:071
45099988,0cyclictest0-21swapper/108:29:041
45099988,0cyclictest0-21swapper/108:08:031
45099988,0cyclictest0-21swapper/107:17:451
45099987,0cyclictest27646-21id10:30:361
45099987,0cyclictest0-21swapper/112:09:271
45099984,0cyclictest0-21swapper/107:55:151
45089988,0cyclictest0-21swapper/008:22:290
45089988,0cyclictest0-21swapper/008:04:140
45089988,0cyclictest0-21swapper/007:55:390
45089988,0cyclictest0-21swapper/007:38:270
45089988,0cyclictest0-21swapper/007:38:270
45089988,0cyclictest0-21swapper/007:21:290
45089987,0cyclictest0-21swapper/008:06:540
45089980,0cyclictest0-21swapper/008:10:150
45089980,0cyclictest0-21swapper/007:30:000
4180,0ktimersoftd/03196-21sshd10:31:440
4180,0ktimersoftd/00-21swapper/008:41:310
19180,0ktimersoftd/10-21swapper/108:41:311
159980,0watchdog/00-21swapper/009:36:460
11275080,0irq/25-eth09471-21sshd12:07:243
11275080,0irq/25-eth020567-21cp12:00:151
11275080,0irq/25-eth011150-21sshd10:15:393
45119977,0cyclictest0-21swapper/309:05:253
45119977,0cyclictest0-21swapper/308:54:073
45119970,0cyclictest0-21swapper/308:55:173
45109977,0cyclictest0-21swapper/210:31:122
45109977,0cyclictest0-21swapper/208:28:462
45109977,0cyclictest0-21swapper/208:06:502
45109977,0cyclictest0-21swapper/207:35:482
45109977,0cyclictest0-21swapper/207:35:482
45109976,0cyclictest28-21ksoftirqd/212:02:062
45109976,0cyclictest28-21ksoftirqd/210:02:552
45109976,0cyclictest0-21swapper/209:38:152
45099976,0cyclictest0-21swapper/108:31:181
45099972,0cyclictest0-21swapper/110:37:361
45089977,0cyclictest0-21swapper/007:17:040
45089970,0cyclictest0-21swapper/009:05:210
45089970,0cyclictest0-21swapper/009:00:180
149970,0migration/021743-21aten_r7power_fr07:45:120
149970,0migration/020684-21pmu-power07:40:190
149970,0migration/020684-21pmu-power07:40:190
11275070,0irq/25-eth019212-21sshd10:46:492
11275070,0irq/25-eth017298-21sshd11:25:192
995060,0irq/24-0000:00:0-21swapper/308:30:003
45119966,0cyclictest0-21swapper/308:13:283
45119962,0cyclictest0-21swapper/308:35:163
45119962,0cyclictest0-21swapper/307:15:163
45109966,0cyclictest0-21swapper/209:03:022
45109966,0cyclictest0-21swapper/208:38:042
45099965,0cyclictest12874-21cpuspeed_turbos08:35:121
45099963,0cyclictest2012-21sshd11:40:281
45099962,0cyclictest0-21swapper/107:30:171
45099962,0cyclictest0-21swapper/107:10:151
45089966,0cyclictest0-21swapper/008:19:480
259960,0migration/210308-21cpuspeed_turbos07:20:122
249960,0watchdog/215889-21sshd11:55:172
159960,0watchdog/022435-21df_abs08:55:140
149960,0migration/013289-21fschecks_time08:35:140
12065060,0irq/26-eth1-rx-19767-21df07:40:142
12065060,0irq/26-eth1-rx-19767-21df07:40:132
12065060,0irq/26-eth1-rx-0-21swapper/007:25:150
45119954,0cyclictest21905-21cat07:45:133
45109955,0cyclictest0-21swapper/208:47:082
45109954,0cyclictest0-21swapper/208:11:412
45099952,0cyclictest2693-21grep08:10:211
259950,0migration/24908-21cpuspeed_turbos07:10:112
12065050,0irq/26-eth1-rx-0-21swapper/208:18:112
45109943,0cyclictest0-21swapper/208:50:142
249940,0watchdog/20-21swapper/207:45:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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