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2026-09-01 - 18:00
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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 Tue Sep 01, 2026 12:44:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88912980,0sleep38870-21sshd11:29:113
221442880,2sleep2869899cyclictest09:41:532
157812760,2sleep3870399cyclictest12:00:203
205372630,10sleep112150irq/23-ehci_hcd09:14:211
62372610,1sleep30-21swapper/312:35:463
121752610,1sleep31371-21diskmemload10:55:593
102532600,1sleep110235-21sshd11:09:501
74342580,0sleep10-21swapper/111:23:291
94342570,0sleep20-21swapper/211:29:152
279312570,0sleep30-21swapper/310:54:393
312382560,1sleep231236-21sshd11:03:142
775325526,25sleep10-21swapper/107:05:241
631825532,9sleep20-21swapper/207:05:092
61922550,0sleep30-21swapper/309:26:493
51222550,0sleep10-21swapper/110:27:331
112132540,1sleep111198-21sshd10:05:491
837625331,18sleep30-21swapper/307:09:043
823625327,8sleep00-21swapper/007:07:210
269482530,0sleep10-21swapper/110:35:021
158362530,0sleep11620-21nfsd10:42:231
15602530,0sleep11371-21diskmemload11:14:401
143072530,1sleep00-21swapper/011:35:130
137072530,0sleep313703-21bash11:40:383
290842520,0sleep041ktimersoftd/012:26:380
290842520,0sleep041ktimersoftd/012:26:380
16932520,2sleep2869899cyclictest10:07:502
153792520,1sleep01866-21runrttasks08:30:130
125982520,0sleep339-21ksoftirqd/309:21:523
67912510,1sleep26788-21sshd12:35:492
44582510,0sleep14459-21bash09:54:151
26112500,0sleep10-21swapper/109:31:581
253522500,0sleep30-21swapper/309:55:573
313182490,0sleep20-21swapper/210:24:162
275122490,0sleep127511-21bash09:39:401
192642490,0sleep10-21swapper/110:53:521
252672480,1sleep225268-21sshd10:32:022
165112480,0sleep230-21ksoftirqd/211:40:532
300182470,0sleep030001-21sshd12:07:110
154832470,0sleep31371-21diskmemload11:35:173
141362470,1sleep314138-21bash10:08:553
64862460,0sleep10-21swapper/111:40:071
278712460,1sleep21866-21runrttasks10:26:412
251592450,1sleep31866-21runrttasks09:50:243
230862450,0sleep00-21swapper/009:20:040
198782450,0sleep119876-21sshd12:34:171
221082440,0sleep10-21swapper/110:23:271
216492430,0sleep20-21swapper/209:22:392
96342270,0sleep09635-21sshd09:40:480
66032230,1sleep16601-21bash12:35:491
45692230,1sleep24568-21bash11:12:042
8698992220,1cyclictest0-21swapper/211:46:162
129012220,1sleep337-21rcuc/310:36:313
870399210,18cyclictest22305-21sshd09:36:243
870399210,16cyclictest14781-21sshd10:31:063
870399210,10cyclictest0-21swapper/309:12:033
133212210,0sleep313319-21bash12:05:413
870399207,5cyclictest0-21swapper/310:03:553
8695992018,1cyclictest24292-21sshd11:58:221
869299201,1cyclictest1032-21sshd12:35:210
228482200,0sleep20-21swapper/210:01:172
96672190,0sleep00-21swapper/011:48:440
87112190,1sleep28702-21sshd11:51:212
870399198,6cyclictest25442-21sshd10:18:113
870399198,6cyclictest21338-21sshd09:30:483
8703991913,5cyclictest0-21swapper/311:02:083
870399190,18cyclictest0-21swapper/311:54:453
869899196,12cyclictest675-21kworker/2:311:05:562
17462190,1sleep01744-21bash11:09:060
870399189,4cyclictest9155-21sshd10:25:093
8703991812,5cyclictest24455-21sshd12:20:363
869299189,8cyclictest31737-21id09:37:130
869299180,2cyclictest0-21swapper/011:23:450
869299180,14cyclictest0-21swapper/010:45:470
81482180,1sleep10-21swapper/109:26:581
22852180,0sleep20-21swapper/209:15:262
185502180,1sleep01866-21runrttasks10:39:530
870399178,6cyclictest30699-21sshd11:05:553
870399172,10cyclictest1261-21rm11:34:073
870399170,2cyclictest7758-21sshd09:40:383
870399170,1cyclictest12060-21sshd10:47:373
870399170,1cyclictest0-21swapper/310:10:233
870399170,16cyclictest8066-21sshd12:27:383
870399170,16cyclictest8066-21sshd12:27:383
870399170,16cyclictest29616-21sshd09:48:063
870399170,16cyclictest20918-21bash11:46:523
870399170,16cyclictest16611-21sshd11:21:253
869299178,8cyclictest29746-21sshd10:01:530
869299170,5cyclictest0-21swapper/012:01:310
869299170,16cyclictest0-21swapper/011:26:270
56852170,0sleep00-21swapper/010:27:350
55012170,1sleep010-21rcuc/010:52:390
232022170,0sleep20-21swapper/209:11:452
870399161,14cyclictest0-21swapper/312:30:513
870399160,9cyclictest29362-21sshd12:15:263
870399160,15cyclictest14508-21sshd10:20:033
870399160,15cyclictest0-21swapper/312:10:543
870399160,10cyclictest6244-21sshd09:18:383
869599165,10cyclictest24752-21sshd09:17:241
869299169,6cyclictest0-21swapper/012:30:310
869299169,6cyclictest0-21swapper/009:56:080
8692991615,1cyclictest23467-21sshd10:34:440
8692991615,1cyclictest0-21swapper/010:42:580
8692991614,1cyclictest0-21swapper/011:00:010
869299160,15cyclictest0-21swapper/012:24:430
869299160,15cyclictest0-21swapper/008:20:110
869299160,10cyclictest0-21swapper/009:27:080
64232160,1sleep26421-21bash10:44:242
323412160,1sleep032333-21bash10:21:300
870399159,5cyclictest0-21swapper/307:40:233
870399158,6cyclictest3111-21bash10:41:153
870399157,7cyclictest11794-21apache_volume07:15:133
870399150,1cyclictest6272-21sshd11:15:033
870399150,1cyclictest28785-21df07:50:143
870399150,1cyclictest0-21swapper/308:15:153
870399150,14cyclictest24680-21sshd11:10:583
870399150,14cyclictest0-21swapper/311:55:013
8698991512,2cyclictest0-21swapper/210:59:052
869899150,14cyclictest20461-21sshd10:17:442
869899150,12cyclictest0-21swapper/209:26:312
869599151,13cyclictest0-21swapper/111:51:371
869299158,6cyclictest0-21swapper/009:15:350
869299150,6cyclictest0-21swapper/011:12:290
869299150,1cyclictest13693-21bash12:14:120
869299150,1cyclictest0-21swapper/011:44:550
869299150,14cyclictest29364-21sshd09:34:200
869299150,14cyclictest0-21swapper/011:19:240
869299150,14cyclictest0-21swapper/009:47:190
869299150,13cyclictest0-21swapper/011:53:290
869299150,13cyclictest0-21swapper/010:15:570
869299150,12cyclictest0-21swapper/011:32:260
254932150,0sleep10-21swapper/112:29:111
254932150,0sleep10-21swapper/112:29:111
180222150,1sleep118023-21sshd11:46:361
14892150,0sleep00-21swapper/009:51:090
870399148,5cyclictest17313-21fw_forwarded_lo07:25:153
869899148,5cyclictest0-21swapper/212:11:542
869899148,5cyclictest0-21swapper/211:15:362
8698991413,1cyclictest7160-21kworker/2:207:51:412
8698991413,1cyclictest0-21swapper/210:39:452
8698991412,2cyclictest11849-21kworker/2:109:32:432
8698991411,2cyclictest675-21kworker/2:310:53:412
869899140,13cyclictest0-21swapper/211:34:222
869599149,4cyclictest0-21swapper/111:18:441
869599143,10cyclictest1707-21sshd12:20:161
869599140,13cyclictest0-21swapper/112:05:501
869299148,3cyclictest0-21swapper/011:56:360
8692991412,1cyclictest9618-21sshd10:14:040
869299141,10cyclictest0-21swapper/009:11:370
869299140,1cyclictest0-21swapper/010:08:290
248952140,0sleep10-21swapper/110:01:281
870399135,7cyclictest27264-21munin-node08:55:133
870399130,9cyclictest0-21swapper/309:00:213
870399130,9cyclictest0-21swapper/308:05:183
869899139,1cyclictest12049-21kworker/2:009:49:032
869899138,4cyclictest0-21swapper/212:21:372
869899138,2cyclictest0-21swapper/212:05:232
869899138,2cyclictest0-21swapper/211:56:492
8698991311,1cyclictest126750irq/25-eth011:36:512
869899131,11cyclictest0-21swapper/208:15:172
869899130,12cyclictest0-21swapper/212:17:492
869899130,12cyclictest0-21swapper/207:55:162
869599139,2cyclictest0-21swapper/111:30:191
869599139,2cyclictest0-21swapper/109:55:081
869599139,1cyclictest0-21swapper/112:00:411
869599139,1cyclictest0-21swapper/110:30:061
869599139,1cyclictest0-21swapper/110:16:041
869599139,1cyclictest0-21swapper/109:20:361
869599138,2cyclictest20142-21bash11:27:201
869599131,11cyclictest0-21swapper/112:10:501
869599131,11cyclictest0-21swapper/110:48:021
869599131,11cyclictest0-21swapper/110:12:451
869599131,11cyclictest0-21swapper/108:25:121
869599130,2cyclictest14123-21sshd11:37:581
869599130,13cyclictest0-21swapper/111:01:591
869599130,10cyclictest0-21swapper/110:55:241
869599130,10cyclictest0-21swapper/109:45:111
869599130,10cyclictest0-21swapper/109:40:241
869299139,3cyclictest0-21swapper/008:55:200
869299131,11cyclictest0-21swapper/009:05:130
869299130,4cyclictest27449-21sshd12:18:090
869299130,12cyclictest11083-21sshd10:58:450
869299130,12cyclictest0-21swapper/008:15:170
155232130,0sleep20-21swapper/209:55:122
870399129,2cyclictest0-21swapper/308:10:113
870399129,2cyclictest0-21swapper/307:20:213
870399129,2cyclictest0-21swapper/307:10:123
870399128,3cyclictest23716-21ls08:45:213
870399121,10cyclictest0-21swapper/308:35:143
870399121,10cyclictest0-21swapper/308:30:123
869899129,2cyclictest0-21swapper/212:32:122
869899129,2cyclictest0-21swapper/211:20:422
869899129,2cyclictest0-21swapper/210:10:392
869899129,2cyclictest0-21swapper/209:50:572
869899129,2cyclictest0-21swapper/208:40:122
869899129,1cyclictest0-21swapper/212:25:372
869899129,1cyclictest0-21swapper/212:25:372
869899121,2cyclictest0-21swapper/207:40:132
869899121,10cyclictest0-21swapper/212:00:132
869899121,10cyclictest0-21swapper/208:45:142
869899121,10cyclictest0-21swapper/208:00:122
869899120,3cyclictest0-21swapper/210:45:462
869899120,11cyclictest0-21swapper/209:36:002
869599129,2cyclictest0-21swapper/108:50:151
869599129,2cyclictest0-21swapper/108:30:141
869599129,2cyclictest0-21swapper/107:55:101
869599129,2cyclictest0-21swapper/107:25:121
869599128,3cyclictest0-21swapper/112:15:031
869599121,2cyclictest0-21swapper/107:40:111
869599121,2cyclictest0-21swapper/107:15:141
869599120,11cyclictest0-21swapper/107:35:151
869599120,11cyclictest0-21swapper/107:35:151
869299129,2cyclictest0-21swapper/008:45:110
869299129,2cyclictest0-21swapper/008:40:160
869299129,2cyclictest0-21swapper/008:25:230
869299129,2cyclictest0-21swapper/007:45:110
869299129,2cyclictest0-21swapper/007:25:150
869299121,2cyclictest0-21swapper/007:40:130
869299121,10cyclictest0-21swapper/008:35:140
869299120,8cyclictest0-21swapper/008:00:150
869299120,11cyclictest0-21swapper/007:35:130
869299120,11cyclictest0-21swapper/007:35:130
870399118,2cyclictest0-21swapper/307:55:183
870399114,1cyclictest26312-21runrttasks08:50:563
870399111,9cyclictest0-21swapper/309:05:143
870399111,9cyclictest0-21swapper/308:25:163
870399110,2cyclictest0-21swapper/307:45:153
870399110,10cyclictest10277-21apache_volume08:20:133
869899119,1cyclictest0-21swapper/208:10:152
869899118,2cyclictest0-21swapper/209:05:162
869899118,2cyclictest0-21swapper/209:00:122
869899118,2cyclictest0-21swapper/208:20:132
869899118,2cyclictest0-21swapper/208:05:192
8698991110,1cyclictest7160-21kworker/2:207:10:042
869899110,10cyclictest0-21swapper/208:35:142
869899110,10cyclictest0-21swapper/207:35:192
869899110,10cyclictest0-21swapper/207:35:192
869899110,10cyclictest0-21swapper/207:30:132
869899110,10cyclictest0-21swapper/207:20:122
869899110,10cyclictest0-21swapper/207:15:002
869599119,1cyclictest0-21swapper/107:50:151
869599118,2cyclictest0-21swapper/108:55:151
869599118,2cyclictest0-21swapper/107:10:131
869599110,2cyclictest0-21swapper/109:00:111
869599110,10cyclictest463-21ntp_states09:05:221
869599110,10cyclictest0-21swapper/108:40:131
869599110,10cyclictest0-21swapper/108:10:141
869599110,10cyclictest0-21swapper/107:45:151
869599110,10cyclictest0-21swapper/107:30:211
869599110,10cyclictest0-21swapper/107:20:161
869299119,1cyclictest13068-21ntp_states07:15:210
869299118,2cyclictest0-21swapper/008:50:130
8692991110,1cyclictest0-21swapper/007:55:480
869299110,2cyclictest0-21swapper/007:30:140
869299110,10cyclictest14597-21sh07:20:150
869299110,10cyclictest0-21swapper/009:00:210
869299110,10cyclictest0-21swapper/008:05:130
869299110,10cyclictest0-21swapper/007:50:120
870399108,1cyclictest2156-21processes08:00:223
870399108,1cyclictest21057-21ntpq08:40:203
870399107,2cyclictest0-21swapper/307:35:163
870399107,2cyclictest0-21swapper/307:35:153
870399100,9cyclictest0-21swapper/307:30:133
869899108,1cyclictest27312-21ntp_states07:45:212
869899108,1cyclictest15242-21cpuspeed_turbos08:30:132
869899107,2cyclictest0-21swapper/208:25:142
869899100,9cyclictest0-21swapper/207:25:172
869899100,1cyclictest26883-21apache_processe08:55:112
869899100,10cyclictest0-21swapper/208:51:382
869599108,1cyclictest8277-21df08:15:151
869599108,1cyclictest3152-21apache_volume08:05:121
869599108,1cyclictest0-21swapper/108:20:141
869599108,1cyclictest0-21swapper/108:00:131
869599100,9cyclictest0-21swapper/108:45:211
869599100,9cyclictest0-21swapper/108:35:201
869299100,1cyclictest8730-21apache_processe07:10:110
869299100,10cyclictest0-21swapper/008:10:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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