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2026-04-24 - 08:34
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Fri Apr 24, 2026 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1203921060,0sleep112020-21sshd22:51:111
39792900,0sleep23973-21rm00:18:232
145242730,1sleep11734-21runrttasks22:57:041
259822610,6sleep339-21ksoftirqd/323:09:283
1571926124,19sleep30-21swapper/319:09:143
122382610,1sleep212231-21sshd23:25:132
323582600,0sleep20-21swapper/221:19:182
278662600,7sleep327865-21sshd23:54:553
86812590,0sleep20-21swapper/200:13:062
3022590,1sleep3300-21sshd23:21:183
208302570,1sleep220832-21ipmi_temp23:20:182
1498825717,9sleep10-21swapper/119:05:341
296482560,0sleep3381ktimersoftd/321:53:043
169122550,0sleep30-21swapper/322:51:373
270202540,1sleep21734-21runrttasks22:01:202
242132540,0sleep324215-21bash21:24:143
157212540,1sleep30-21swapper/322:25:573
314002530,0sleep30-21swapper/321:56:003
308962530,1sleep00-21swapper/021:47:280
42592520,0sleep10-21swapper/122:47:431
319872520,0sleep223247-21diskmemload21:41:532
310822520,1sleep00-21swapper/023:01:200
274262520,0sleep30-21swapper/323:29:233
196022520,0sleep323247-21diskmemload22:09:183
1539225224,9sleep00-21swapper/019:07:340
1535525225,9sleep20-21swapper/219:07:242
146782520,1sleep337-21rcuc/321:37:333
108402520,0sleep10-21swapper/123:44:571
76632510,0sleep00-21swapper/022:45:130
314872510,1sleep231486-21sshd21:24:532
292612510,1sleep029257-21sshd21:27:290
201172510,0sleep10-21swapper/123:11:421
126722510,0sleep00-21swapper/022:31:230
63692500,0sleep26371-21id23:47:172
307742490,1sleep330765-21sshd22:21:363
281932490,0sleep10-21swapper/100:00:301
89062480,1sleep08900-21bash23:10:410
294352480,0sleep20-21swapper/221:33:112
294352480,0sleep20-21swapper/221:33:112
219532480,0sleep20-21swapper/200:31:172
172172470,0sleep10-21swapper/121:49:081
104022470,0sleep00-21swapper/023:41:580
210792450,1sleep00-21swapper/023:34:290
126642450,0sleep228-21rcuc/223:50:372
185362430,0sleep30-21swapper/300:22:283
22982400,0sleep00-21swapper/022:36:080
182142400,0sleep20-21swapper/221:37:522
20522290,0sleep00-21swapper/023:21:270
317712230,1sleep131767-21bash21:56:011
16136992220,1cyclictest0-21swapper/323:59:553
16136992220,1cyclictest0-21swapper/323:59:553
16136992220,1cyclictest0-21swapper/300:04:553
16133992219,2cyclictest1255-21sshd23:15:410
24112210,0sleep30-21swapper/300:06:503
16135992118,2cyclictest0-21swapper/223:33:272
16135992018,1cyclictest16724-21sshd23:05:422
16134992018,1cyclictest6990-21sshd00:07:141
117672200,2sleep01613399cyclictest00:30:220
106172200,0sleep20-21swapper/222:42:352
246212190,0sleep11734-21runrttasks19:20:321
246212190,0sleep11734-21runrttasks19:20:321
1613399193,15cyclictest20883-21sshd22:26:240
16133991911,7cyclictest24429-21munin-node00:20:120
1613399191,10cyclictest15458-21sshd21:51:470
16133991910,8cyclictest9432-21sshd21:42:460
16133991910,8cyclictest25802-21sshd22:04:090
1613399190,3cyclictest26820-21bash21:55:350
202442180,0sleep30-21swapper/300:16:563
192652180,1sleep219264-21sshd22:26:162
16135991816,1cyclictest0-21swapper/222:52:422
16135991815,1cyclictest0-21swapper/222:15:162
1613399182,15cyclictest0-21swapper/000:27:110
16133991816,1cyclictest12106-21sshd22:54:050
1613399181,16cyclictest8707-21sshd21:39:560
16133991810,7cyclictest1511-21nfsd23:52:220
1613399180,17cyclictest0-21swapper/022:44:230
1613399180,14cyclictest0-21swapper/021:11:210
157722180,0sleep10-21swapper/123:48:091
213032170,0sleep30-21swapper/322:00:493
1613399179,7cyclictest5094-21bash22:10:470
1613399179,4cyclictest4974-21sshd22:16:290
1613399179,4cyclictest15650-21sshd00:13:430
1613399172,1cyclictest8651-21bash23:36:070
1613399171,3cyclictest0-21swapper/023:58:530
1613399171,3cyclictest0-21swapper/023:58:530
1613399171,15cyclictest8340-21cp22:05:220
1613399171,13cyclictest3988-21ntp_states00:35:220
1613399171,13cyclictest0-21swapper/021:24:430
16133991710,4cyclictest3007-21sshd23:27:120
16133991710,4cyclictest19804-21sshd23:06:000
41682160,1sleep21511-21nfsd23:18:532
27132160,1sleep22710-21bash00:04:042
225022160,1sleep222495-21cp00:39:582
16136991614,1cyclictest0-21swapper/322:17:523
1613599161,14cyclictest0-21swapper/220:20:142
16134991614,1cyclictest27917-21sshd21:24:351
16134991614,1cyclictest23541-21sshd00:34:201
16134991611,2cyclictest20255-21sshd23:20:141
1613399169,6cyclictest0-21swapper/022:57:340
1613399162,4cyclictest2416-21sshd22:24:540
1613399161,4cyclictest0-21swapper/023:47:320
16133991610,5cyclictest7154-21sshd00:04:290
232902150,1sleep30-21swapper/300:37:073
1613699159,3cyclictest0-21swapper/322:35:163
1613699155,1cyclictest17427-21sshd21:43:293
1613699151,2cyclictest0-21swapper/323:48:233
1613699150,2cyclictest0-21swapper/323:02:443
1613699150,14cyclictest0-21swapper/323:38:213
1613599159,5cyclictest0-21swapper/222:11:352
1613499151,13cyclictest0-21swapper/121:38:161
1613399153,11cyclictest8885-21sshd00:18:490
1613399151,4cyclictest26533-21sshd21:15:490
1613399151,13cyclictest26970-21sshd00:06:070
1613399151,13cyclictest0-21swapper/021:31:390
1613399151,13cyclictest0-21swapper/021:31:390
107282150,1sleep210731-21sshd21:48:342
46072140,0sleep10-21swapper/123:30:141
253882140,1sleep21734-21runrttasks22:09:502
1613699148,5cyclictest0-21swapper/300:26:513
1613699141,12cyclictest0-21swapper/321:30:193
1613699141,12cyclictest0-21swapper/321:30:193
1613699140,2cyclictest13140-21id22:11:313
1613699140,13cyclictest0-21swapper/323:11:533
1613699140,12cyclictest7408-21sshd23:41:413
1613599148,5cyclictest4442-21sshd21:13:582
1613599140,13cyclictest0-21swapper/221:50:542
1613499149,4cyclictest0-21swapper/122:14:571
1613499144,9cyclictest21-21ksoftirqd/122:21:141
1613499144,9cyclictest12035-21sshd00:24:481
16134991412,1cyclictest21-21ksoftirqd/123:08:151
1613499140,3cyclictest0-21swapper/123:25:201
1613499140,13cyclictest9108-21bash23:56:001
1613499140,13cyclictest9108-21bash23:56:001
1613499140,13cyclictest11388-21sshd00:19:021
1613499140,13cyclictest0-21swapper/122:26:381
1613499140,13cyclictest0-21swapper/122:03:131
1613499140,13cyclictest0-21swapper/121:31:231
1613499140,13cyclictest0-21swapper/121:31:221
1613499140,13cyclictest0-21swapper/100:36:521
1613399140,7cyclictest0-21swapper/019:49:520
52452130,1sleep15199-21sshd21:25:221
1613699138,4cyclictest3329-21sshd22:56:043
1613699138,4cyclictest26860-21bash22:44:023
1613699138,2cyclictest0-21swapper/321:46:363
1613699132,10cyclictest26095-21sshd22:46:453
1613699131,1cyclictest6977-21sshd21:25:273
1613699131,1cyclictest115650irq/25-eth000:30:113
1613699131,11cyclictest0-21swapper/322:30:143
1613699130,12cyclictest5036-21sshd23:18:573
1613699130,12cyclictest0-21swapper/321:10:593
1613699130,12cyclictest0-21swapper/300:10:063
1613599138,4cyclictest30327-21bash00:06:242
1613599138,2cyclictest0-21swapper/223:00:222
16135991311,1cyclictest29152-21id23:40:442
16135991311,1cyclictest22535-21bash00:25:372
1613599131,11cyclictest0-21swapper/222:24:392
1613599131,11cyclictest0-21swapper/221:28:362
1613599130,1cyclictest23247-21diskmemload23:10:192
1613599130,12cyclictest5091-21sshd22:36:232
1613599130,12cyclictest30446-21sshd22:58:302
1613599130,12cyclictest115650irq/25-eth022:32:132
1613599130,12cyclictest0-21swapper/223:56:402
1613599130,12cyclictest0-21swapper/223:56:402
1613599130,12cyclictest0-21swapper/222:45:352
1613599130,12cyclictest0-21swapper/221:55:032
1613499139,3cyclictest0-21swapper/123:18:431
1613499139,1cyclictest4834-21sshd00:29:521
1613499139,1cyclictest0-21swapper/121:14:171
1613499138,4cyclictest17325-21rm22:06:091
1613499138,2cyclictest0-21swapper/100:10:101
1613499138,1cyclictest0-21swapper/122:38:261
16134991311,1cyclictest21-21ksoftirqd/123:02:161
1613499130,4cyclictest13863-21sshd23:39:311
1613499130,2cyclictest0-21swapper/122:30:131
1613499130,1cyclictest19-21rcuc/121:41:501
1613499130,12cyclictest30635-21sshd22:15:521
1613499130,10cyclictest27635-21sshd21:15:561
1613499130,10cyclictest0-21swapper/123:53:401
1613499130,10cyclictest0-21swapper/121:50:051
1613399132,10cyclictest32097-21apache_volume20:30:120
1613399130,0cyclictest0-21swapper/020:35:120
1613699129,2cyclictest0-21swapper/320:15:143
1613699129,2cyclictest0-21swapper/320:10:123
16136991212,0cyclictest115650irq/25-eth021:15:063
1613699120,10cyclictest0-21swapper/323:30:503
1613599129,2cyclictest0-21swapper/219:25:142
1613599129,2cyclictest0-21swapper/200:20:362
1613599128,3cyclictest0-21swapper/221:05:132
1613499124,7cyclictest0-21swapper/119:11:521
16134991210,1cyclictest21-21ksoftirqd/122:40:071
1613499120,11cyclictest0-21swapper/120:50:181
1613399129,2cyclictest0-21swapper/020:05:130
1613699118,2cyclictest0-21swapper/320:30:133
1613699118,2cyclictest0-21swapper/320:00:133
1613699118,2cyclictest0-21swapper/319:35:123
1613699115,5cyclictest0-21swapper/321:00:143
1613699113,7cyclictest0-21swapper/321:07:223
1613699110,10cyclictest0-21swapper/320:55:133
1613699110,10cyclictest0-21swapper/320:05:143
1613599119,1cyclictest0-21swapper/220:35:142
1613599119,1cyclictest0-21swapper/219:15:022
1613599117,3cyclictest0-21swapper/219:50:132
1613599110,10cyclictest27830-21sshd23:35:042
1613599110,10cyclictest0-21swapper/219:35:142
1613599110,0cyclictest0-21swapper/221:00:222
1613499119,1cyclictest0-21swapper/120:10:161
1613499118,2cyclictest0-21swapper/120:35:131
1613499118,2cyclictest0-21swapper/119:25:121
1613499112,8cyclictest0-21swapper/120:32:221
1613499111,1cyclictest0-21swapper/119:30:121
1613499110,11cyclictest0-21swapper/120:09:331
1613499110,10cyclictest0-21swapper/120:15:131
1613499110,10cyclictest0-21swapper/119:45:131
1613399119,1cyclictest0-21swapper/021:05:140
1613399119,1cyclictest0-21swapper/020:25:140
1613399119,1cyclictest0-21swapper/019:15:010
1613399119,1cyclictest0-21swapper/019:10:140
1613399114,6cyclictest9627-21memory20:45:180
1613399114,4cyclictest0-21swapper/019:35:120
16133991110,1cyclictest0-21swapper/020:20:230
16133991110,1cyclictest0-21swapper/019:44:560
1613399110,8cyclictest8262-21apache_accesses19:50:110
1613399110,2cyclictest0-21swapper/020:10:150
1613699108,2cyclictest0-21swapper/319:30:143
1613699108,1cyclictest26482-21expr20:20:133
1613699108,1cyclictest0-21swapper/319:55:153
1613699100,9cyclictest19160-21df19:15:013
1613699100,9cyclictest0-21swapper/320:50:133
1613699100,9cyclictest0-21swapper/320:37:143
1613699100,9cyclictest0-21swapper/320:25:133
1613699100,1cyclictest26560-21perl19:25:153
1613599109,1cyclictest0-21swapper/219:10:552
1613599108,1cyclictest14984-21diskstats20:55:142
1613599100,9cyclictest28786-21apache_volume19:30:112
1613499109,1cyclictest0-21swapper/120:58:401
1613499109,1cyclictest0-21swapper/120:20:061
1613499108,1cyclictest0-21swapper/119:15:011
1613499100,9cyclictest0-21swapper/121:05:151
1613499100,9cyclictest0-21swapper/120:45:121
1613499100,9cyclictest0-21swapper/120:25:151
1613499100,1cyclictest8707-21diskstats19:50:141
1613499100,1cyclictest3077-21fschecks_time19:40:141
1613499100,1cyclictest0-21swapper/120:40:131
1613399109,1cyclictest0-21swapper/019:26:000
1613399107,2cyclictest0-21swapper/020:40:110
1613399107,2cyclictest0-21swapper/020:00:130
1613399104,3cyclictest18299-21perl21:00:140
1613399102,5cyclictest14288-21latency_hist20:54:590
1613399101,6cyclictest0-21swapper/019:20:090
1613399101,6cyclictest0-21swapper/019:20:090
1613399100,9cyclictest0-21swapper/020:55:110
1613399100,9cyclictest0-21swapper/020:15:140
1613399100,7cyclictest0-21swapper/019:55:120
161369998,1cyclictest0-21swapper/319:50:593
161369990,9cyclictest0-21swapper/319:40:123
161369990,1cyclictest0-21swapper/319:45:133
161359998,1cyclictest0-21swapper/220:40:132
161359998,1cyclictest0-21swapper/220:15:132
161359998,1cyclictest0-21swapper/220:00:132
161359990,9cyclictest0-21swapper/220:10:032
161359990,9cyclictest0-21swapper/220:05:112
161359990,1cyclictest0-21swapper/220:45:152
161349990,9cyclictest0-21swapper/121:00:151
161339995,1cyclictest0-21swapper/019:30:120
161369986,1cyclictest0-21swapper/320:45:153
161369981,6cyclictest0-21swapper/319:20:153
161369981,6cyclictest0-21swapper/319:20:153
161369981,6cyclictest0-21swapper/319:10:143
161359981,6cyclictest0-21swapper/220:50:232
161359981,6cyclictest0-21swapper/220:25:162
161359981,6cyclictest0-21swapper/219:55:122
161359981,6cyclictest0-21swapper/219:40:192
161359980,7cyclictest0-21swapper/219:20:222
161359980,7cyclictest0-21swapper/219:20:222
161349988,0cyclictest0-21swapper/119:55:131
161349981,5cyclictest0-21swapper/120:00:171
161369975,1cyclictest5782-21cpu20:40:123
161359970,6cyclictest0-21swapper/220:30:112
161359970,6cyclictest0-21swapper/219:45:122
161349971,5cyclictest0-21swapper/119:35:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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