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2026-01-08 - 19:36
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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 Thu Jan 08, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
883821270,4sleep2812999cyclictest10:28:172
7705210433,40sleep30-21swapper/307:07:453
787029234,54sleep10-21swapper/107:09:481
245912920,0sleep00-21swapper/010:40:540
273692890,2sleep20-21swapper/212:25:152
224122870,0sleep00-21swapper/011:27:180
168402850,2sleep30-21swapper/310:19:253
131662830,2sleep30-21swapper/311:15:223
210302790,2sleep11883-21nfsd09:13:471
242632770,2sleep10-21swapper/111:22:261
304152760,2sleep30-21swapper/311:33:503
269772750,1sleep10-21swapper/111:54:031
324522740,1sleep332454-21bash12:36:253
28312720,1sleep02829-21bash10:22:100
202392690,5sleep3813499cyclictest12:13:463
760526836,11sleep20-21swapper/207:06:272
224632680,2sleep122462-21sshd10:10:051
256222670,0sleep00-21swapper/010:30:480
161882640,4sleep2812999cyclictest10:39:472
105182630,0sleep00-21swapper/010:02:590
761326134,4sleep00-21swapper/007:06:340
170732450,1sleep30-21swapper/312:18:253
236482320,3sleep1812599cyclictest09:54:421
163882320,2sleep10-21swapper/109:28:061
288502290,4sleep20-21swapper/210:46:442
246332270,5sleep30-21swapper/309:54:523
123852270,2sleep212383-21sshd12:12:232
94522240,1sleep30-21swapper/311:09:543
321412240,22sleep128450irq/26-ahci[00010:21:401
304842240,3sleep30-21swapper/309:30:163
291172240,3sleep10-21swapper/111:02:301
247812220,4sleep20-21swapper/211:53:402
293222210,19sleep1137550irq/27-eth012:25:261
256672210,2sleep20-21swapper/211:01:552
8125992010,3cyclictest2466-21sshd10:17:001
8120992018,1cyclictest0-21swapper/011:09:500
226332200,3sleep30-21swapper/312:24:353
228082190,17sleep1137550irq/27-eth009:39:211
152042190,17sleep3137550irq/27-eth010:44:463
101902190,17sleep2137550irq/27-eth012:38:092
813499189,4cyclictest15931-21sshd09:58:473
813499185,3cyclictest0-21swapper/311:58:183
8134991812,4cyclictest20266-21sshd10:50:263
812099188,5cyclictest0-21swapper/010:47:570
812099180,10cyclictest0-21swapper/010:08:230
279192180,2sleep10-21swapper/112:04:371
8134991711,5cyclictest22677-21bash11:27:213
812999175,3cyclictest17575-21sshd11:36:502
8129991711,3cyclictest137550irq/27-eth009:13:112
812599174,1cyclictest731-21cp11:49:561
812599170,4cyclictest23393-21latency_hist10:00:001
812599170,15cyclictest0-21swapper/111:40:471
106062170,1sleep30-21swapper/309:17:063
813499168,4cyclictest2919-21sshd12:05:353
813499168,3cyclictest28067-21sshd10:20:583
8134991612,3cyclictest10850irq/23-ehci_hcd09:04:193
8134991611,0cyclictest0-21swapper/312:30:273
8134991611,0cyclictest0-21swapper/312:30:273
813499160,4cyclictest8820-21sshd11:20:053
813499160,4cyclictest10615-21sshd09:37:183
813499160,14cyclictest0-21swapper/311:51:183
813499160,13cyclictest0-21swapper/308:15:113
812999164,10cyclictest2777-21cp11:13:562
812999162,12cyclictest18930-21sshd12:03:052
8129991613,2cyclictest2575-21sshd10:22:072
812999161,10cyclictest13686-21sshd09:47:572
8129991610,5cyclictest30895-21sshd09:50:312
812999160,14cyclictest0-21swapper/208:38:392
812999160,11cyclictest7740-21sshd09:36:502
812599165,2cyclictest17175-21cp10:45:031
812599161,6cyclictest0-21swapper/112:11:521
8125991611,4cyclictest137550irq/27-eth012:00:001
8125991610,5cyclictest10850irq/23-ehci_hcd08:44:141
812599160,7cyclictest0-21swapper/110:28:401
812599160,1cyclictest0-21swapper/110:36:201
812599160,15cyclictest0-21swapper/112:24:521
812599160,14cyclictest0-21swapper/109:19:101
812599160,11cyclictest36-21rcuop/210:32:211
812099165,7cyclictest18117-21sshd12:29:020
812099164,8cyclictest22829-21sshd11:48:090
812099161,3cyclictest16538-21sshd11:52:170
812099160,12cyclictest0-21swapper/009:59:110
812099160,10cyclictest1999-21id09:30:460
277402160,14sleep2137550irq/27-eth009:30:002
813499157,6cyclictest1884-21nfsd12:29:543
813499157,4cyclictest17780-21sshd09:23:183
813499157,3cyclictest0-21swapper/309:45:033
813499155,1cyclictest0-21swapper/310:46:003
813499153,11cyclictest137550irq/27-eth009:43:513
813499152,12cyclictest7566-21sshd11:14:443
813499151,13cyclictest22323-21sshd11:48:043
813499151,13cyclictest0-21swapper/311:00:303
813499150,6cyclictest0-21swapper/308:40:193
813499150,3cyclictest0-21swapper/311:36:453
813499150,14cyclictest0-21swapper/309:14:113
813499150,13cyclictest9413-21sshd11:40:403
813499150,13cyclictest6012-21chrt08:20:073
813499150,13cyclictest19759-21sshd10:30:053
813499150,13cyclictest1948-21snmpd10:11:593
813499150,13cyclictest0-21swapper/310:29:153
813499150,13cyclictest0-21swapper/309:05:113
813499150,13cyclictest0-21swapper/308:37:593
813499150,13cyclictest0-21swapper/308:25:553
813499150,11cyclictest137550irq/27-eth010:58:323
813499150,11cyclictest137550irq/27-eth010:37:293
812999159,5cyclictest137550irq/27-eth007:55:012
812999154,3cyclictest696-21rm11:18:462
812999153,10cyclictest22158-21sshd10:56:112
812999152,8cyclictest22274-21diskstats08:55:132
812999152,7cyclictest1804-21sshd11:55:112
812999152,5cyclictest1350-21bash09:56:222
812999151,9cyclictest0-21swapper/209:17:202
8129991513,1cyclictest0-21swapper/210:32:582
8129991512,2cyclictest20182-21sshd10:50:262
8129991512,2cyclictest16336-21sshd12:07:512
8129991511,3cyclictest7205-21sshd10:07:322
812999150,13cyclictest8557-21sshd11:45:432
812999150,13cyclictest29403-21sshd09:40:152
812999150,13cyclictest27254-21sshd10:10:372
812999150,13cyclictest11669-21sshd12:17:302
812999150,13cyclictest0-21swapper/211:05:082
812999150,13cyclictest0-21swapper/207:52:502
812599158,6cyclictest0-21swapper/109:22:521
812599157,3cyclictest0-21swapper/111:16:101
812599153,11cyclictest137550irq/27-eth009:44:461
812599151,10cyclictest7224-21sshd10:59:071
812599150,6cyclictest1960-21snmpd09:08:091
812599150,6cyclictest0-21swapper/112:05:221
812599150,3cyclictest15050-21latency_hist10:55:011
812599150,14cyclictest31220-21sshd11:08:011
812599150,14cyclictest0-21swapper/107:55:361
812599150,13cyclictest7917-21sshd11:30:121
812599150,13cyclictest0-21swapper/111:10:061
812599150,11cyclictest137550irq/27-eth011:25:251
812099159,5cyclictest0-21swapper/010:18:520
812099157,7cyclictest0-21swapper/009:38:390
812099152,4cyclictest6555-21sshd11:19:450
8120991512,2cyclictest0-21swapper/009:11:500
8120991511,1cyclictest10-21rcuc/009:24:230
812099150,4cyclictest0-21swapper/012:36:010
812099150,1cyclictest24981-21bash11:01:480
812099150,1cyclictest0-21swapper/012:17:380
812099150,14cyclictest1884-21nfsd12:13:150
812099150,14cyclictest0-21swapper/011:20:530
812099150,12cyclictest0-21swapper/008:08:390
32192152,11sleep228450irq/26-ahci[00010:17:082
131762150,13sleep1137550irq/27-eth012:38:411
813499149,4cyclictest5591-21sshd10:07:153
813499148,4cyclictest0-21swapper/307:43:513
813499143,10cyclictest10850irq/23-ehci_hcd08:50:473
8134991410,3cyclictest10850irq/23-ehci_hcd08:45:353
813499140,3cyclictest137550irq/27-eth009:25:343
813499140,13cyclictest0-21swapper/307:12:433
813499140,12cyclictest28768-21sshd10:00:383
813499140,12cyclictest0-21swapper/307:20:443
812999146,4cyclictest29877-21sshd12:30:462
812999146,4cyclictest29877-21sshd12:30:452
812999143,10cyclictest15215-21sshd10:03:462
812999142,3cyclictest27302-21sshd12:20:092
812999141,4cyclictest4339-21bash11:40:052
8129991412,1cyclictest0-21swapper/208:51:512
812999140,5cyclictest137550irq/27-eth011:27:262
812999140,3cyclictest137550irq/27-eth009:20:022
812999140,3cyclictest0-21swapper/209:32:062
812999140,13cyclictest0-21swapper/211:21:002
812999140,12cyclictest8217-21sshd11:30:132
812999140,12cyclictest19749-21sshd10:40:142
812599148,5cyclictest1884-21nfsd08:14:451
812599144,1cyclictest0-21swapper/108:19:291
812599143,10cyclictest10850irq/23-ehci_hcd09:03:571
812599141,11cyclictest24932-21perl10:00:091
812599141,11cyclictest0-21swapper/112:30:121
812599141,11cyclictest0-21swapper/112:30:111
8125991410,3cyclictest10850irq/23-ehci_hcd08:38:331
812599140,5cyclictest23830-21sshd10:40:461
812599140,5cyclictest14074-21sshd09:32:461
812599140,3cyclictest137550irq/27-eth012:15:011
812599140,13cyclictest0-21swapper/111:35:541
812599140,12cyclictest9847-21unixbench_multi08:25:221
812599140,12cyclictest25510-21sshd10:05:181
812099147,6cyclictest0-21swapper/009:51:400
812099142,1cyclictest0-21swapper/009:25:010
812099141,9cyclictest0-21swapper/011:33:250
8120991412,1cyclictest28712-21forks09:40:130
8120991412,1cyclictest27967-21bash10:57:100
8120991412,1cyclictest0-21swapper/010:12:550
812099140,9cyclictest0-21swapper/012:32:060
812099140,9cyclictest0-21swapper/012:32:060
812099140,8cyclictest30789-21sshd12:20:270
812099140,1cyclictest0-21swapper/009:47:550
812099140,13cyclictest0-21swapper/012:04:290
812099140,13cyclictest0-21swapper/011:13:120
812099140,13cyclictest0-21swapper/010:28:470
812099140,10cyclictest2439-21runrttasks11:41:200
812099140,10cyclictest24195-21sshd10:35:420
812099140,10cyclictest0-21swapper/008:35:420
318152140,1sleep30-21swapper/312:00:033
8134991311,1cyclictest0-21swapper/307:56:303
8134991311,1cyclictest0-21swapper/307:54:533
813499130,5cyclictest0-21swapper/308:57:533
813499130,5cyclictest0-21swapper/307:49:553
813499130,5cyclictest0-21swapper/307:49:543
813499130,5cyclictest0-21swapper/307:29:113
813499130,12cyclictest0-21swapper/308:04:573
813499130,12cyclictest0-21swapper/307:36:233
813499130,11cyclictest2330-21munin-node08:10:133
813499130,11cyclictest10766-21diskstats07:15:133
812999138,3cyclictest18007-21munin-node07:30:162
812999137,5cyclictest5485-21chrt08:16:232
812999132,10cyclictest10850irq/23-ehci_hcd07:38:572
812999131,4cyclictest137550irq/27-eth008:40:412
812999131,3cyclictest11596-21ntp_states07:15:182
812999131,3cyclictest0-21swapper/208:10:422
8129991311,1cyclictest0-21swapper/208:00:342
8129991311,1cyclictest0-21swapper/207:21:582
812999130,12cyclictest146450irq/28-eth1-rx-07:46:262
812999130,12cyclictest146450irq/28-eth1-rx-07:46:262
812999130,12cyclictest12322-21taskset08:31:242
812999130,12cyclictest0-21swapper/208:48:022
812999130,12cyclictest0-21swapper/208:25:522
812999130,12cyclictest0-21swapper/207:42:092
812999130,12cyclictest0-21swapper/207:25:372
812999130,11cyclictest25348-21munin-node09:00:182
812599137,5cyclictest0-21swapper/107:27:471
812599130,4cyclictest27538-21bash09:45:091
812599130,4cyclictest1948-21snmpd08:07:531
812599130,12cyclictest10081-21taskset07:13:341
812599130,12cyclictest0-21swapper/108:57:061
812599130,12cyclictest0-21swapper/108:53:441
812599130,12cyclictest0-21swapper/108:31:181
812599130,12cyclictest0-21swapper/107:52:021
812599130,11cyclictest7162-21ntp_states08:20:181
812599130,11cyclictest19252-21sshd07:34:301
812599130,11cyclictest13392-21hddtemp_smartct07:20:131
812099136,4cyclictest0-21swapper/008:03:050
8120991311,1cyclictest0-21swapper/011:56:090
8120991311,1cyclictest0-21swapper/008:40:550
8120991311,1cyclictest0-21swapper/007:47:470
8120991311,1cyclictest0-21swapper/007:47:460
812099130,1cyclictest0-21swapper/007:34:280
812099130,12cyclictest1767-21cp09:15:390
812099130,12cyclictest0-21swapper/012:05:130
812099130,12cyclictest0-21swapper/010:50:070
812099130,12cyclictest0-21swapper/008:45:480
812099130,12cyclictest0-21swapper/007:55:160
812099130,11cyclictest0-21swapper/008:26:290
813499128,3cyclictest0-21swapper/308:30:373
813499120,11cyclictest0-21swapper/308:05:013
813499120,10cyclictest18917-21munin-node07:30:243
812999128,3cyclictest8443-21grep07:10:112
812999128,3cyclictest26822-21munin-node09:05:112
812999120,11cyclictest0-21swapper/208:22:232
812999120,11cyclictest0-21swapper/208:05:112
812599128,3cyclictest1883-21nfsd07:40:011
812599127,4cyclictest1960-21snmpd07:46:021
812599127,4cyclictest1960-21snmpd07:46:021
8125991210,1cyclictest0-21swapper/108:00:031
812599120,3cyclictest20411-21memory07:35:141
812599120,11cyclictest18527-21ntpq08:45:171
812599120,11cyclictest11142-21basename07:15:151
812099122,9cyclictest0-21swapper/008:51:500
8120991211,1cyclictest0-21swapper/007:50:340
8120991210,1cyclictest0-21swapper/008:55:410
812099120,9cyclictest26828-21diskstats09:05:110
812099120,1cyclictest0-21swapper/008:30:300
812099120,1cyclictest0-21swapper/007:35:400
812099120,11cyclictest9099-21sshd11:35:230
812099120,11cyclictest0-21swapper/008:22:360
812099120,11cyclictest0-21swapper/008:10:050
812099117,3cyclictest0-21swapper/009:00:400
812099111,9cyclictest37322sleep008:15:030
812099110,3cyclictest0-21swapper/007:41:250
812099110,3cyclictest0-21swapper/007:21:520
812099110,10cyclictest0-21swapper/007:25:340
812099110,10cyclictest0-21swapper/007:15:080
812099110,10cyclictest0-21swapper/007:11:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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