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2026-03-30 - 18:34
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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 rack5slot0.osadl.org (updated Mon Mar 30, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1724621240,1sleep317245-21sshd12:35:533
145182960,0sleep00-21swapper/010:12:260
138972920,3sleep10-21swapper/111:45:391
125702890,3sleep02897099cyclictest10:41:270
2857428632,49sleep10-21swapper/107:08:251
134512860,1sleep10-21swapper/109:47:541
2866728534,47sleep30-21swapper/307:09:343
268942830,2sleep20-21swapper/210:58:282
211752830,1sleep20-21swapper/209:10:162
267592820,2sleep326755-21sshd12:17:303
12012820,1sleep01200-21bash10:54:370
64282810,2sleep26427-21bash09:17:452
187372790,3sleep32897399cyclictest11:31:383
86832780,1sleep30-21swapper/311:40:083
32922760,2sleep22024-21nfsd09:56:012
57722750,1sleep10-21swapper/112:24:221
48222740,0sleep00-21swapper/009:31:590
139982730,1sleep30-21swapper/311:11:073
139982730,1sleep30-21swapper/311:11:063
230782720,3sleep02897099cyclictest09:10:270
264702710,2sleep226468-21bash12:27:272
51622690,3sleep32897399cyclictest09:32:013
6432680,2sleep10-21swapper/111:24:031
125642660,1sleep10-21swapper/111:40:301
2841125833,12sleep20-21swapper/207:06:222
2841924933,13sleep00-21swapper/007:06:270
33522430,41sleep3144650irq/27-eth010:45:073
148202380,2sleep10-21swapper/112:30:311
38222330,3sleep02897099cyclictest09:51:140
19982322,27sleep1144650irq/27-eth010:00:421
309492300,1sleep00-21swapper/011:23:420
41222280,25sleep3144650irq/27-eth011:49:183
131282270,1sleep20-21swapper/210:41:322
282872250,2sleep128286-21sshd11:13:251
282872250,2sleep128286-21sshd11:13:251
292572240,2sleep20-21swapper/211:58:022
2897099240,22cyclictest0-21swapper/012:40:000
2897099240,1cyclictest28699-21sshd11:03:390
307292230,2sleep20-21swapper/211:38:312
2897099238,14cyclictest0-21swapper/012:18:450
2897099234,17cyclictest9860-21id12:29:590
2897099230,22cyclictest0-21swapper/010:57:100
2897099230,21cyclictest0-21swapper/012:33:110
174692230,2sleep10-21swapper/109:19:281
2897099220,9cyclictest0-21swapper/009:20:210
2897399216,10cyclictest26343-21sshd11:27:543
2897399211,6cyclictest0-21swapper/309:53:543
2897099214,8cyclictest0-21swapper/011:15:210
2897099211,3cyclictest14178-21cp10:02:370
2897099211,19cyclictest0-21swapper/010:36:500
2897099210,2cyclictest9921-21cp11:55:090
2897099210,2cyclictest30999-21sshd11:13:510
2897099210,2cyclictest30999-21sshd11:13:500
2897099210,2cyclictest11710-21sshd11:45:220
2897099210,20cyclictest9994-21munin-node08:50:140
2897099210,20cyclictest0-21swapper/012:10:300
2897099210,1cyclictest0-21swapper/010:18:450
2897099210,10cyclictest0-21swapper/009:36:250
198662210,2sleep30-21swapper/310:23:013
103142210,19sleep3144650irq/27-eth012:20:053
41652200,18sleep1144650irq/27-eth011:00:001
2897399200,13cyclictest22701-21sshd12:31:493
2897099202,16cyclictest0-21swapper/010:05:170
2897099200,2cyclictest8741-21sshd11:30:110
2897099200,2cyclictest21004-21sshd09:44:140
2897099200,1cyclictest0-21swapper/010:47:010
2897099200,19cyclictest9166-21sshd10:21:190
2897099200,18cyclictest0-21swapper/009:25:290
2897099200,15cyclictest0-21swapper/010:26:110
2897099200,14cyclictest0-21swapper/012:05:160
2897099200,13cyclictest30683-21munin-node08:25:130
2897099200,12cyclictest1987-21bash10:30:110
28971991910,1cyclictest0-21swapper/112:10:381
2897099199,7cyclictest0-21swapper/009:17:150
2897099197,11cyclictest22595-21sshd11:27:180
2897099197,11cyclictest0-21swapper/007:10:180
2897099196,7cyclictest31593-21sshd09:45:370
2897099192,15cyclictest11576-21sshd12:00:160
2897099190,9cyclictest0-21swapper/008:35:120
2897099190,1cyclictest6393-21sshd09:56:310
2897099190,1cyclictest20167-21sshd11:36:480
2897099190,1cyclictest10365-21sshd11:40:160
2897099190,18cyclictest0-21swapper/011:09:220
2897099190,17cyclictest10873-21sshd12:20:090
2897099190,17cyclictest0-21swapper/008:45:150
2897099190,17cyclictest0-21swapper/007:30:160
2897099190,11cyclictest15240-21bash11:50:480
217432190,2sleep20-21swapper/209:20:072
2897399187,3cyclictest14456-21sshd12:05:333
2897399181,11cyclictest144650irq/27-eth011:54:503
2897399180,12cyclictest14450-21sshd09:48:033
2897399180,11cyclictest9431-21sshd11:15:223
2897399180,10cyclictest0-21swapper/310:06:263
2897399180,10cyclictest0-21swapper/309:26:393
2897299184,10cyclictest16544-21sshd11:16:262
2897299183,7cyclictest2024-21nfsd11:40:072
2897099180,9cyclictest0-21swapper/008:20:130
2897099180,1cyclictest0-21swapper/008:55:230
2897099180,1cyclictest0-21swapper/008:30:150
2897099180,1cyclictest0-21swapper/008:00:130
2897099180,16cyclictest0-21swapper/008:41:440
2897099180,16cyclictest0-21swapper/007:55:360
2897099180,16cyclictest0-21swapper/007:18:190
2897099180,15cyclictest0-21swapper/007:20:480
213622182,14sleep1144650irq/27-eth010:13:311
2897399178,2cyclictest0-21swapper/310:41:053
2897399176,3cyclictest0-21swapper/310:58:493
2897399174,6cyclictest20513-21sshd10:13:233
2897399170,3cyclictest30531-21sshd09:40:333
2897399170,2cyclictest0-21swapper/310:31:203
2897399170,15cyclictest0-21swapper/310:16:043
2897399170,11cyclictest12723-21sshd11:01:053
2897299174,7cyclictest0-21swapper/208:43:472
2897299173,7cyclictest32529-21sshd11:23:572
2897299173,7cyclictest12748-21sshd09:52:392
2897299173,6cyclictest14125-21sshd11:30:532
28972991712,3cyclictest8961-21bash09:37:272
2897299170,14cyclictest0-21swapper/210:10:282
2897299170,13cyclictest0-21swapper/211:45:112
2897199170,15cyclictest0-21swapper/112:06:441
2897099170,1cyclictest15106-21diskstats07:50:120
2897099170,16cyclictest8842-21memory07:35:170
2897099170,16cyclictest0-21swapper/009:00:510
2897099170,16cyclictest0-21swapper/007:26:570
124212170,15sleep2144650irq/27-eth012:05:212
110072170,15sleep1144650irq/27-eth010:41:131
2897399167,2cyclictest0-21swapper/310:50:173
2897399165,3cyclictest0-21swapper/309:15:423
2897399161,10cyclictest144650irq/27-eth010:26:433
2897399160,3cyclictest144650irq/27-eth010:04:453
2897399160,2cyclictest0-21swapper/309:57:553
2897399160,14cyclictest2066-21nscd11:59:053
2897399160,12cyclictest0-21swapper/311:05:533
2897299163,6cyclictest0-21swapper/212:16:392
2897299163,6cyclictest0-21swapper/210:25:502
2897299163,6cyclictest0-21swapper/207:40:112
2897299163,10cyclictest2024-21nfsd10:36:352
2897299162,7cyclictest0-21swapper/207:48:512
28972991611,4cyclictest0-21swapper/209:31:012
2897299160,9cyclictest2551-21sshd12:13:512
2897299160,15cyclictest0-21swapper/211:25:152
2897299160,14cyclictest13290-21sshd10:17:072
2897199160,7cyclictest0-21swapper/111:32:121
2897199160,7cyclictest0-21swapper/109:28:011
2897199160,4cyclictest7334-21sshd12:29:351
2897199160,4cyclictest25745-21sshd09:30:151
2897199160,15cyclictest25-21rcuop/110:33:281
2897199160,14cyclictest1256-21sshd12:18:391
2897199160,12cyclictest0-21swapper/109:21:481
2897199160,11cyclictest24706-21sshd10:53:111
2897099160,9cyclictest18356-21runrttasks09:08:090
2897099160,1cyclictest27018-21munin-node08:15:160
2897099160,1cyclictest22891-21smart_sda08:05:200
2897099160,1cyclictest0-21swapper/008:10:150
2897099160,15cyclictest0-21swapper/007:45:140
222522160,14sleep1144650irq/27-eth012:36:461
156542160,3sleep30-21swapper/312:00:483
2897399158,3cyclictest0-21swapper/311:22:303
2897399156,2cyclictest0-21swapper/311:38:053
28973991510,4cyclictest0-21swapper/309:37:283
2897299159,4cyclictest31521-21sshd12:33:162
2897299153,11cyclictest36-21rcuop/210:01:222
2897299153,11cyclictest30777-21sshd10:34:332
2897299152,6cyclictest4901-21sshd09:46:332
2897299152,6cyclictest0-21swapper/207:11:022
2897299151,7cyclictest10931-21sshd10:46:052
2897299151,7cyclictest0-21swapper/207:50:302
28972991512,2cyclictest6602-21sshd12:04:342
28972991511,3cyclictest4067-21sshd11:14:442
28972991511,3cyclictest4067-21sshd11:14:442
2897299150,14cyclictest0-21swapper/207:22:392
2897299150,13cyclictest25085-21sshd11:52:252
2897299150,13cyclictest11305-21sshd11:00:502
2897299150,13cyclictest0-21swapper/212:37:112
2897299150,13cyclictest0-21swapper/210:20:072
2897199158,1cyclictest19596-21sshd11:51:321
2897199157,6cyclictest0-21swapper/109:40:031
2897199157,3cyclictest0-21swapper/110:27:311
2897199156,4cyclictest30109-21latency_hist10:10:001
2897199152,1cyclictest9213-21cp11:05:251
2897199152,12cyclictest25697-21sshd09:59:341
2897199150,6cyclictest27799-21sshd09:50:071
2897199150,6cyclictest0-21swapper/110:35:461
2897199150,4cyclictest144650irq/27-eth012:03:211
2897199150,14cyclictest22-21ksoftirqd/111:27:401
2897199150,14cyclictest0-21swapper/107:13:551
2897199150,13cyclictest0-21swapper/110:47:101
2897199150,11cyclictest144650irq/27-eth007:50:041
2897099150,1cyclictest11385-21ntp_states07:40:190
263432150,3sleep32897399cyclictest09:10:573
242852150,2sleep10-21swapper/110:23:451
314662140,2sleep30-21swapper/308:25:153
2897399146,3cyclictest144650irq/27-eth009:01:223
2897399142,4cyclictest144650irq/27-eth010:35:543
28973991412,1cyclictest0-21swapper/312:11:103
2897399141,12cyclictest0-21swapper/307:35:223
2897399141,11cyclictest10303-21sshd12:25:033
2897399140,6cyclictest31663-21tune2fs07:15:143
2897399140,3cyclictest0-21swapper/309:24:013
2897399140,2cyclictest144650irq/27-eth007:26:583
2897299143,3cyclictest0-21swapper/208:55:072
2897299143,3cyclictest0-21swapper/208:49:352
2897299142,8cyclictest0-21swapper/207:55:112
2897299141,6cyclictest0-21swapper/212:20:112
2897299140,9cyclictest28827-21sshd09:25:472
2897299140,3cyclictest9955-21sshd10:50:492
2897299140,13cyclictest729-21sshd09:41:032
2897299140,13cyclictest15793-21sshd10:07:452
2897299140,13cyclictest0-21swapper/207:36:322
2897299140,13cyclictest0-21swapper/207:15:222
2897199145,8cyclictest22-21ksoftirqd/111:15:301
2897199140,5cyclictest21255-21sshd11:56:451
2897199140,13cyclictest29026-21sshd09:35:301
2897199140,13cyclictest144650irq/27-eth009:10:041
2897199140,12cyclictest8235-21sshd11:35:071
2897199140,12cyclictest8232-21sshd10:16:171
2897199140,12cyclictest2512-21runrttasks08:17:391
2897199140,12cyclictest2132-21sshd11:01:141
2897399131,3cyclictest11877-21users07:40:233
28973991311,1cyclictest0-21swapper/308:07:243
28973991311,1cyclictest0-21swapper/307:56:283
2897399130,3cyclictest6360-21munin-node07:30:133
2897399130,1cyclictest0-21swapper/308:20:513
2897399130,12cyclictest2024-21nfsd07:46:013
2897399130,12cyclictest144650irq/27-eth008:53:223
2897399130,12cyclictest0-21swapper/309:09:233
2897399130,12cyclictest0-21swapper/308:18:463
2897399130,12cyclictest0-21swapper/307:20:183
2897399130,11cyclictest30640-21vmstat07:10:243
2897299138,3cyclictest14955-21iostat09:00:142
2897299133,6cyclictest0-21swapper/209:08:572
2897299131,4cyclictest144650irq/27-eth008:16:262
2897299131,11cyclictest9552-21sshd11:05:302
28972991311,1cyclictest0-21swapper/208:32:022
2897299130,5cyclictest0-21swapper/208:05:072
2897299130,12cyclictest0-21swapper/208:22:212
2897299130,11cyclictest10813-21ntp_states08:50:192
2897199138,4cyclictest144650irq/27-eth008:41:101
2897199137,4cyclictest2230-21vmstat08:30:251
2897199130,12cyclictest0-21swapper/109:08:331
2897199130,12cyclictest0-21swapper/109:04:201
2897199130,12cyclictest0-21swapper/108:39:241
2897199130,12cyclictest0-21swapper/107:21:481
2897199130,12cyclictest0-21swapper/107:16:081
2897199130,11cyclictest5092-21runrttasks07:25:341
2897199130,11cyclictest24752-21memory08:10:181
2897199130,11cyclictest19641-21diskstats08:00:111
2897199130,11cyclictest12253-21diskstats08:55:131
2897199130,10cyclictest144650irq/27-eth008:25:511
2897399128,3cyclictest8779-21munin-node08:45:213
2897399126,5cyclictest0-21swapper/308:55:173
2897399121,5cyclictest144650irq/27-eth008:00:153
2897399120,4cyclictest0-21swapper/308:40:533
2897399120,3cyclictest0-21swapper/308:10:183
2897399120,11cyclictest0-21swapper/308:35:163
2897399120,11cyclictest0-21swapper/308:30:123
2897399120,10cyclictest15046-21df07:50:133
2897299127,4cyclictest144650irq/27-eth008:35:492
2897299121,7cyclictest0-21swapper/208:13:352
2897299121,4cyclictest0-21swapper/207:30:562
2897299120,11cyclictest0-21swapper/208:25:092
2897299120,11cyclictest0-21swapper/207:25:542
2897199126,4cyclictest29118-21munin-node08:20:141
2897199120,3cyclictest5966-21df07:30:121
2897199120,3cyclictest0-21swapper/107:40:121
2897199120,11cyclictest0-21swapper/108:45:061
2897199120,11cyclictest0-21swapper/108:05:011
2897199120,11cyclictest0-21swapper/107:45:011
2897199120,10cyclictest9984-21diskstats08:50:131
2897199120,10cyclictest8293-21diskstats07:35:131
2897199120,10cyclictest0-21swapper/107:55:131
2897299112,1cyclictest0-21swapper/208:00:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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