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2026-04-16 - 08:57
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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 all highest latencies:
System rack5slot0.osadl.org (updated Thu Apr 16, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2297421450,0sleep222963-21sshd23:02:472
284121280,1sleep32185299cyclictest00:27:323
838621240,2sleep12185099cyclictest22:25:121
233921140,2sleep30-21swapper/323:50:533
2152629133,47sleep10-21swapper/119:09:201
296892840,7sleep20-21swapper/222:52:492
2142528433,47sleep30-21swapper/319:08:053
51012830,2sleep25096-21sshd21:26:302
320922820,3sleep20-21swapper/221:19:052
238232820,2sleep223820-21bash22:27:092
87102790,2sleep30-21swapper/322:47:053
302292790,2sleep20-21swapper/200:02:152
8812780,0sleep00-21swapper/022:16:210
138202780,2sleep30-21swapper/323:41:163
102662770,2sleep110262-21bash22:58:021
306242760,3sleep32185299cyclictest00:23:353
218812750,2sleep20-21swapper/223:46:042
151752750,2sleep115165-21sshd00:14:481
193232740,2sleep20-21swapper/223:31:292
2129527332,12sleep20-21swapper/219:06:242
251902700,4sleep22185199cyclictest21:11:192
204942700,3sleep32185299cyclictest22:26:423
92392680,1sleep20-21swapper/223:37:222
218292670,3sleep22185199cyclictest23:13:222
184982670,3sleep32185299cyclictest22:07:583
151602640,2sleep215153-21sshd00:36:092
81672630,4sleep22185199cyclictest23:15:182
218972630,0sleep00-21swapper/022:41:330
168392630,4sleep12185099cyclictest21:38:511
7772420,3sleep00-21swapper/000:12:580
2122924033,4sleep00-21swapper/019:05:340
187512320,2sleep10-21swapper/123:45:431
175712310,3sleep20-21swapper/222:55:182
170742300,2sleep20-21swapper/222:48:012
194072290,3sleep30-21swapper/323:35:033
17182290,2sleep12512-21runrttasks23:40:061
180172280,2sleep118015-21sshd23:12:561
171352280,2sleep317061-21sshd22:30:193
123492280,1sleep00-21swapper/023:45:090
28142270,4sleep00-21swapper/000:09:460
231172270,25sleep228950irq/26-ahci[00023:42:242
139922270,24sleep2144650irq/27-eth022:44:182
183312250,23sleep2144650irq/27-eth022:07:582
60052240,1sleep10-21swapper/100:20:491
314232240,1sleep20-21swapper/200:34:322
125872230,3sleep30-21swapper/300:03:523
112692230,21sleep228950irq/26-ahci[00023:23:092
35542220,1sleep010-21rcuc/000:27:370
306682220,20sleep2144650irq/27-eth021:51:282
285722220,2sleep328570-21bash23:46:493
2185199222,17cyclictest0-21swapper/221:49:342
202152220,20sleep228950irq/26-ahci[00021:57:522
106122220,1sleep00-21swapper/019:55:140
2185199214,13cyclictest31270-21sshd22:31:502
2185199211,2cyclictest0-21swapper/222:23:112
156482210,2sleep30-21swapper/323:20:073
80152200,2sleep38016-21fschecks_count19:50:113
21850992013,6cyclictest3473-21sshd22:43:061
4482190,2sleep30-21swapper/323:14:353
31972190,1sleep00-21swapper/021:29:480
2185199193,11cyclictest28950irq/26-ahci[00022:35:112
2185199191,2cyclictest0-21swapper/200:22:262
2185199190,7cyclictest0-21swapper/222:10:222
191992190,2sleep10-21swapper/121:42:441
235542180,0sleep30-21swapper/322:55:563
2185199182,15cyclictest153250irq/28-eth1-rx-21:20:102
2184999182,2cyclictest0-21swapper/023:03:050
2184999180,1cyclictest9667-21sshd00:39:080
178892180,16sleep2144650irq/27-eth000:07:532
169792181,15sleep2144650irq/27-eth023:27:162
158272180,0sleep015820-21bash21:24:190
138522180,1sleep20-21swapper/223:52:172
2185299178,8cyclictest16865-21sshd21:20:553
2185199174,11cyclictest28509-21cp00:16:192
2185199172,1cyclictest29478-21sshd21:32:302
2185199172,14cyclictest14849-21sshd22:00:382
2185199170,16cyclictest144650irq/27-eth021:39:342
2185199170,16cyclictest144650irq/27-eth020:11:562
2184999178,4cyclictest0-21swapper/023:59:210
21849991713,1cyclictest0-21swapper/021:10:350
2184999170,16cyclictest0-21swapper/023:20:280
2184999170,15cyclictest0-21swapper/021:35:180
295552160,2sleep00-21swapper/023:36:000
21852991612,3cyclictest2024-21nfsd00:34:383
2185299161,14cyclictest0-21swapper/322:19:363
2185199166,9cyclictest144650irq/27-eth023:06:062
2185199163,3cyclictest144650irq/27-eth019:10:202
2185199163,0cyclictest6658-21seq00:10:102
2185199160,8cyclictest15343-21pmu-power00:25:212
21850991612,3cyclictest18091-21sshd23:02:151
21850991611,4cyclictest10155-21sshd22:10:251
2185099161,13cyclictest0-21swapper/121:48:401
2185099160,3cyclictest9276-21sshd23:15:231
2185099160,3cyclictest18862-21bash23:09:271
2185099160,15cyclictest0-21swapper/100:00:511
2184999168,4cyclictest0-21swapper/022:45:190
2184999164,6cyclictest0-21swapper/022:05:170
2184999160,15cyclictest0-21swapper/019:35:140
2184999160,11cyclictest8142-21sshd23:11:500
2185299158,6cyclictest144650irq/27-eth022:38:443
2185299156,8cyclictest0-21swapper/322:01:553
2185299152,4cyclictest19175-21bash22:41:163
21852991512,2cyclictest30940-21sshd00:05:423
21852991511,3cyclictest7998-21sshd00:13:523
21852991511,3cyclictest144650irq/27-eth021:55:493
2185299150,14cyclictest5492-21sshd21:41:143
2185299150,14cyclictest16607-21sshd21:49:473
2185299150,14cyclictest0-21swapper/319:20:173
2185299150,13cyclictest8366-21sshd21:37:443
2185299150,13cyclictest0-21swapper/323:15:173
2185199152,1cyclictest8528-21sshd23:55:382
21851991512,2cyclictest22102-21fschecks_time22:15:142
2185099158,6cyclictest21726-21bash21:31:401
2185099158,6cyclictest0-21swapper/119:40:121
2185099158,6cyclictest0-21swapper/119:32:111
2185099153,11cyclictest2371-21bash23:25:311
2185099152,11cyclictest17313-21bash23:31:161
21850991512,2cyclictest0-21swapper/100:38:521
21850991510,4cyclictest26141-21bash22:34:481
21850991510,4cyclictest12698-21sshd21:53:191
2185099150,6cyclictest2024-21nfsd23:35:571
2185099150,14cyclictest23354-21sshd22:15:181
2185099150,14cyclictest19610-21sshd00:15:151
2185099150,13cyclictest422-21jbd2/dm-0-821:26:451
2185099150,13cyclictest29198-21sshd21:15:131
2185099150,13cyclictest25522-21sshd23:24:421
2185099150,13cyclictest2024-21nfsd22:00:131
2185099150,13cyclictest13173-21sshd21:10:101
2185099150,13cyclictest11589-21sshd00:25:021
2184999157,4cyclictest25-21rcuop/121:40:110
21849991513,1cyclictest0-21swapper/022:56:590
21849991513,1cyclictest0-21swapper/022:04:010
2184999150,4cyclictest27596-21sshd22:12:220
2184999150,3cyclictest12941-21bash23:34:210
2184999150,14cyclictest0-21swapper/021:16:440
2184999150,11cyclictest0-21swapper/000:02:100
2185299147,6cyclictest14729-21sshd21:30:523
2185299142,11cyclictest144650irq/27-eth021:16:513
2185299140,6cyclictest6167-21sshd23:59:373
2185299140,13cyclictest5942-21sshd23:00:553
2185299140,13cyclictest31355-21sshd00:16:393
2185299140,13cyclictest2024-21nfsd21:25:123
2185299140,13cyclictest15917-21bash21:10:203
2185299140,13cyclictest15326-21rt-features23:05:213
2185299140,13cyclictest0-21swapper/322:53:193
2185299140,13cyclictest0-21swapper/322:11:143
2185299140,13cyclictest0-21swapper/319:35:243
2185299140,12cyclictest405-21sshd00:38:073
2185299140,12cyclictest1592-21bash22:20:163
2185199149,4cyclictest0-21swapper/219:41:552
2185199147,3cyclictest22048-21sshd21:43:022
2185099148,5cyclictest0-21swapper/119:11:001
2185099148,4cyclictest0-21swapper/119:23:341
2185099147,6cyclictest0-21swapper/120:00:471
2185099141,11cyclictest6170-21irqstats19:45:151
2185099140,5cyclictest13675-21sshd23:56:191
2185099140,5cyclictest1037-21sshd23:50:451
2185099140,13cyclictest0-21swapper/122:37:101
2185099140,13cyclictest0-21swapper/122:20:181
2185099140,13cyclictest0-21swapper/120:51:361
2185099140,13cyclictest0-21swapper/120:51:361
2185099140,13cyclictest0-21swapper/119:55:431
2185099140,13cyclictest0-21swapper/119:17:101
2185099140,12cyclictest9348-21id21:23:371
2185099140,12cyclictest5692-21sshd22:50:131
2185099140,12cyclictest28072-21tune2fs21:55:131
2185099140,12cyclictest24462-21sshd00:05:091
2185099140,12cyclictest22673-21sshd22:05:021
2185099140,12cyclictest2024-21nfsd00:32:291
2184999146,2cyclictest0-21swapper/022:30:000
2184999141,9cyclictest0-21swapper/021:30:200
2184999140,3cyclictest8974-21sshd23:51:410
2184999140,3cyclictest24000-21sshd22:38:080
2184999140,13cyclictest23259-21sshd23:28:040
2184999140,13cyclictest0-21swapper/022:53:090
2184999140,13cyclictest0-21swapper/021:53:100
2184999140,12cyclictest4110-21sshd23:40:160
2184999140,10cyclictest28528-21sshd21:55:140
145362140,2sleep10-21swapper/122:47:451
2185299138,4cyclictest0-21swapper/320:45:093
2185299137,5cyclictest0-21swapper/319:56:053
2185299131,11cyclictest27911-21sshd21:51:043
2185299131,11cyclictest19689-21sshd23:27:383
2185299131,11cyclictest1527-21sshd23:33:063
2185299130,5cyclictest0-21swapper/320:08:343
2185299130,5cyclictest0-21swapper/319:25:593
2185299130,12cyclictest4099-21needreboot19:40:173
2185299130,12cyclictest0-21swapper/320:51:363
2185299130,12cyclictest0-21swapper/320:51:363
2185299130,12cyclictest0-21swapper/320:41:543
2185299130,12cyclictest0-21swapper/320:35:223
2185299130,12cyclictest0-21swapper/320:34:183
2185299130,12cyclictest0-21swapper/320:26:303
2185299130,12cyclictest0-21swapper/320:21:113
2185299130,12cyclictest0-21swapper/320:19:323
2185299130,12cyclictest0-21swapper/320:10:163
2185299130,12cyclictest0-21swapper/319:46:553
2185299130,12cyclictest0-21swapper/319:32:413
2185299130,12cyclictest0-21swapper/319:17:283
2185199137,5cyclictest144650irq/27-eth020:50:502
2185199137,5cyclictest144650irq/27-eth020:50:492
2185199137,3cyclictest0-21swapper/219:36:012
2185199134,2cyclictest30163-21timerwakeupswit19:25:222
2185199132,7cyclictest26525-21smartctl20:30:142
2185199132,10cyclictest144650irq/27-eth019:15:012
2185199130,4cyclictest15449-21head20:05:172
2185199130,4cyclictest14074-21chrt20:03:042
2185199130,2cyclictest0-21swapper/219:46:502
2185199130,12cyclictest144650irq/27-eth020:56:382
2185199130,12cyclictest144650irq/27-eth019:30:322
2185199130,12cyclictest0-21swapper/220:46:412
2185199130,12cyclictest0-21swapper/220:41:312
2185199130,12cyclictest0-21swapper/220:35:412
2185199130,12cyclictest0-21swapper/220:26:212
2185199130,12cyclictest0-21swapper/220:16:132
2185199130,12cyclictest0-21swapper/219:56:522
2185199130,12cyclictest0-21swapper/219:51:422
2185199130,12cyclictest0-21swapper/219:23:562
2185199130,11cyclictest0-21swapper/221:00:552
2185099138,4cyclictest0-21swapper/121:00:031
2185099138,4cyclictest0-21swapper/120:42:111
2185099130,5cyclictest0-21swapper/119:50:451
2185099130,4cyclictest24334-21iostat_ios20:25:151
2185099130,11cyclictest5157-21diskstats20:55:131
2185099130,11cyclictest26164-21sh20:30:121
2185099130,11cyclictest17448-21hwlatdetect20:10:131
2185099130,11cyclictest10526-21ntp_states21:05:201
2184999138,1cyclictest0-21swapper/023:05:160
2184999135,5cyclictest31614-21sshd00:20:120
2184999134,5cyclictest14276-21bash23:15:540
2184999132,1cyclictest19922-21kworker/0:219:42:410
21849991311,1cyclictest0-21swapper/021:05:240
21849991311,1cyclictest0-21swapper/000:31:250
2184999130,8cyclictest0-21swapper/020:35:000
2184999130,3cyclictest0-21swapper/022:30:040
2184999130,2cyclictest202350nfsd21:47:220
2184999130,12cyclictest0-21swapper/022:20:080
2184999130,12cyclictest0-21swapper/000:19:370
2185299128,3cyclictest2024-21nfsd19:11:013
2185299120,11cyclictest12201-21munin-node20:00:163
2185299120,11cyclictest0-21swapper/321:05:103
2185299120,11cyclictest0-21swapper/320:56:283
2185199128,3cyclictest21559-21df20:20:122
2185199120,3cyclictest11024-21munin-node21:05:242
2185099127,4cyclictest20666-21munin-node20:15:231
2185099127,4cyclictest0-21swapper/119:35:161
2185099120,3cyclictest15624-21ntp_states20:05:171
2185099120,11cyclictest22988-21runrttasks20:20:511
2185099120,11cyclictest0-21swapper/120:35:001
2185099120,10cyclictest940-21sshd20:45:131
2185099120,10cyclictest29003-21diskstats19:25:131
2184999127,4cyclictest0-21swapper/021:00:050
2184999127,2cyclictest0-21swapper/020:00:260
2184999127,2cyclictest0-21swapper/019:32:360
2184999121,10cyclictest0-21swapper/020:16:040
21849991210,1cyclictest0-21swapper/020:25:240
2184999120,2cyclictest0-21swapper/020:10:050
2184999120,2cyclictest0-21swapper/019:16:080
2184999120,1cyclictest0-21swapper/020:05:120
2184999120,11cyclictest0-21swapper/020:50:440
2184999120,11cyclictest0-21swapper/020:50:440
2184999120,11cyclictest0-21swapper/020:45:090
2184999120,11cyclictest0-21swapper/020:39:130
2184999120,11cyclictest0-21swapper/020:21:430
2184999120,11cyclictest0-21swapper/019:20:460
2184999120,10cyclictest0-21swapper/020:40:340
2184999120,10cyclictest0-21swapper/019:53:430
2184999120,10cyclictest0-21swapper/019:25:520
2185299110,3cyclictest0-21swapper/321:00:093
2184999119,1cyclictest2024-21nfsd19:10:140
2184999118,2cyclictest0-21swapper/020:56:340
2184999110,8cyclictest0-21swapper/019:45:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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