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2026-04-09 - 12:03
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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 Apr 09, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2219521340,3sleep2307099cyclictest21:49:372
266521330,1sleep32664-21sshd23:59:553
2816621210,3sleep0306899cyclictest00:11:020
945821160,2sleep29455-21sshd22:02:012
286762990,2sleep30-21swapper/321:53:523
115352940,0sleep00-21swapper/022:45:470
264092870,2sleep326401-21sshd22:37:043
262628633,49sleep30-21swapper/319:07:583
308202840,5sleep30-21swapper/321:17:213
258728435,44sleep10-21swapper/119:07:281
161582830,2sleep32023-21nfsd21:12:253
257652820,2sleep20-21swapper/220:00:002
45732810,2sleep30-21swapper/300:19:023
197812810,2sleep219778-21bash21:16:082
225222800,4sleep2307099cyclictest22:47:012
230482780,3sleep0306899cyclictest21:13:090
118682780,2sleep20-21swapper/221:30:262
266722760,4sleep3307199cyclictest23:47:373
15202750,2sleep10-21swapper/122:37:541
297502720,1sleep029742-21sshd00:21:410
104912720,1sleep310490-21bash23:03:293
104912720,1sleep310490-21bash23:03:293
164182710,1sleep316416-21sshd22:49:543
305902700,0sleep00-21swapper/022:11:440
258127032,9sleep20-21swapper/219:07:252
220662680,0sleep00-21swapper/021:23:470
165652670,3sleep3307199cyclictest21:59:243
265012650,3sleep2307099cyclictest23:28:122
262825833,13sleep00-21swapper/019:07:580
97212370,1sleep00-21swapper/022:24:070
160972350,0sleep00-21swapper/022:42:540
259042300,28sleep3144650irq/27-eth023:16:443
171382300,1sleep10-21swapper/121:15:501
83432290,2sleep38340-21sshd23:14:553
36682270,1sleep30-21swapper/322:59:043
216072260,3sleep20-21swapper/223:16:142
212672260,2sleep30-21swapper/300:35:413
169832260,2sleep216981-21sshd00:20:172
110782260,2sleep211079-21sshd22:28:172
74332250,0sleep00-21swapper/023:45:210
70232250,2sleep20-21swapper/221:25:502
5002250,6sleep20-21swapper/222:37:462
234642250,3sleep1306999cyclictest22:03:321
188512250,1sleep318844-21sshd23:43:123
98342240,1sleep10-21swapper/123:56:401
44042221,19sleep3144650irq/27-eth022:04:583
307099229,3cyclictest0-21swapper/200:35:232
307099222,4cyclictest17726-21sshd21:52:412
189992220,3sleep32024-21nfsd00:24:153
3070992113,7cyclictest0-21swapper/221:42:222
257842210,19sleep1144650irq/27-eth000:17:501
108282210,1sleep02112-21memcached21:26:190
307099202,13cyclictest23063-21sh21:35:092
307099201,3cyclictest6291-21sshd22:05:082
306999201,7cyclictest0-21swapper/123:35:191
257652200,0sleep025758-21sshd00:28:420
23102200,18sleep1144650irq/27-eth023:52:241
220412200,3sleep30-21swapper/322:43:333
152402200,2sleep315238-21sshd22:05:583
311292191,16sleep3144650irq/27-eth023:20:413
307199197,5cyclictest0-21swapper/321:46:403
307199196,6cyclictest0-21swapper/322:24:033
307099191,11cyclictest144650irq/27-eth022:57:162
306999199,4cyclictest2922-21sshd22:55:201
306999190,13cyclictest0-21swapper/121:44:351
179112190,2sleep117910-21sshd22:06:161
137832190,17sleep1144650irq/27-eth023:30:371
307199180,4cyclictest144650irq/27-eth000:25:173
307199180,13cyclictest0-21swapper/323:31:333
307099182,9cyclictest7540-21sshd22:31:352
307099182,14cyclictest0-21swapper/221:10:142
307099182,12cyclictest29052-21sshd22:54:432
3070991813,4cyclictest28007-21sshd22:40:362
3070991811,5cyclictest22230-21sshd00:06:242
307099180,17cyclictest5363-21sshd23:49:032
306999188,3cyclictest0-21swapper/120:35:171
306999183,7cyclictest0-21swapper/122:47:161
306999180,17cyclictest144650irq/27-eth021:34:111
279562180,16sleep1144650irq/27-eth000:07:111
138182180,3sleep113814-21sshd23:03:511
138182180,3sleep113814-21sshd23:03:511
307199175,5cyclictest0-21swapper/322:13:013
307199171,8cyclictest0-21swapper/323:52:293
3071991712,4cyclictest21568-21df_inode19:50:113
307199170,7cyclictest0-21swapper/321:20:553
307199170,15cyclictest0-21swapper/319:41:283
307199170,13cyclictest144650irq/27-eth000:06:233
307199170,13cyclictest0-21swapper/322:29:163
307099172,8cyclictest29120-21sshd22:15:222
307099172,6cyclictest0-21swapper/200:31:022
307099172,3cyclictest0-21swapper/221:21:022
307099172,13cyclictest10830-21sshd23:06:582
307099172,13cyclictest10830-21sshd23:06:572
307099172,13cyclictest0-21swapper/223:35:212
307099171,9cyclictest6335-21sshd00:12:132
307099171,8cyclictest14293-21sshd23:22:352
307099171,7cyclictest0-21swapper/223:14:292
307099171,12cyclictest15503-21sshd22:20:492
306999178,3cyclictest0-21swapper/123:10:491
306999178,2cyclictest19554-21id00:01:581
306999176,3cyclictest0-21swapper/123:08:381
306999176,3cyclictest0-21swapper/123:08:381
306999170,15cyclictest0-21swapper/120:55:121
306899178,5cyclictest0-21swapper/000:19:270
307199168,6cyclictest0-21swapper/321:25:113
307199167,7cyclictest0-21swapper/321:40:203
307199160,7cyclictest3718-21sshd23:25:173
307199160,7cyclictest0-21swapper/322:15:153
307199160,2cyclictest36-21rcuop/200:00:013
307099169,5cyclictest14559-21sshd23:50:112
307099163,9cyclictest18765-21fschecks_count20:55:142
307099162,4cyclictest20499-21users22:10:232
307099162,13cyclictest23298-21sshd23:01:192
307099162,13cyclictest23298-21sshd23:01:192
307099162,12cyclictest9985-21sshd23:30:132
307099162,12cyclictest2024-21nfsd00:19:502
307099161,9cyclictest144650irq/27-eth023:55:022
307099161,6cyclictest0-21swapper/220:15:132
307099161,4cyclictest0-21swapper/223:40:212
307099161,13cyclictest18867-21sshd00:01:552
307099161,13cyclictest0-21swapper/200:26:062
307099160,2cyclictest0-21swapper/221:56:452
306999167,3cyclictest144650irq/27-eth000:25:231
306999162,7cyclictest0-21swapper/100:20:461
306999162,5cyclictest18413-21bash21:23:181
306999161,8cyclictest0-21swapper/100:33:581
306999161,13cyclictest23924-21sshd23:40:121
306999161,13cyclictest0-21swapper/121:25:141
306999161,13cyclictest0-21swapper/100:35:161
306999160,9cyclictest0-21swapper/122:42:531
306999160,8cyclictest0-21swapper/121:12:331
306899160,15cyclictest24996-21sshd23:20:090
306899160,13cyclictest0-21swapper/023:35:430
307199158,5cyclictest21985-21sshd00:31:463
307199155,8cyclictest144650irq/27-eth022:30:183
307199151,12cyclictest20418-21sshd00:10:143
307199150,6cyclictest0-21swapper/323:08:073
307199150,6cyclictest0-21swapper/323:08:073
307199150,6cyclictest0-21swapper/321:31:093
307199150,14cyclictest0-21swapper/323:35:173
307099152,4cyclictest2088-21snmpd21:04:142
307099152,12cyclictest15579-21munin-node19:35:192
307099152,11cyclictest19731-21iostat_ios19:45:142
307099151,12cyclictest7056-21munin-node20:30:152
306999155,4cyclictest144650irq/27-eth023:25:501
306999151,10cyclictest144650irq/27-eth022:15:341
306999150,8cyclictest0-21swapper/123:46:581
306999150,7cyclictest0-21swapper/100:11:161
306999150,4cyclictest0-21swapper/123:22:351
306999150,14cyclictest0-21swapper/123:15:141
306899152,12cyclictest0-21swapper/019:10:310
306899150,14cyclictest8158-21rm00:38:190
306899150,14cyclictest0-21swapper/023:58:400
306899150,14cyclictest0-21swapper/022:06:480
306899150,14cyclictest0-21swapper/000:03:390
306899150,11cyclictest0-21swapper/023:42:330
307199141,12cyclictest4300-21proc_pri19:10:173
307199140,6cyclictest0-21swapper/320:30:173
307199140,4cyclictest0-21swapper/322:50:263
307199140,12cyclictest24628-21munin-node19:55:173
307199140,12cyclictest21931-21sshd21:35:043
307099149,4cyclictest9325-21munin-node20:35:172
307099149,4cyclictest3963-21munin-node20:20:212
307099149,4cyclictest29032-21head20:05:172
307099149,4cyclictest13820-21sshd19:30:262
307099142,3cyclictest30604-21df20:10:112
307099142,3cyclictest23288-21diskstats21:05:112
307099142,3cyclictest23288-21diskstats21:05:112
307099142,11cyclictest2088-21snmpd19:15:242
307099142,10cyclictest11927-21diskstats20:40:122
307099140,13cyclictest0-21swapper/219:23:462
306999148,4cyclictest8858-21sshd22:20:111
306999148,2cyclictest0-21swapper/122:50:321
306999143,5cyclictest25603-21sshd22:25:571
306999142,5cyclictest0-21swapper/122:32:101
306999141,12cyclictest25916-21sshd21:56:561
306999141,11cyclictest0-21swapper/119:35:141
306999140,6cyclictest0-21swapper/121:36:071
306999140,5cyclictest0-21swapper/119:10:111
306999140,3cyclictest8200-21ntp_states20:30:181
306999140,3cyclictest25772-21sshd21:50:021
306999140,3cyclictest0-21swapper/122:10:081
306999140,12cyclictest0-21swapper/121:45:151
306999140,11cyclictest0-21swapper/120:40:461
3068991412,1cyclictest0-21swapper/022:50:200
3068991412,1cyclictest0-21swapper/022:26:590
306899140,9cyclictest5403-21sshd23:10:180
306899140,13cyclictest4408-21sshd21:36:330
306899140,13cyclictest29789-21sshd23:02:020
306899140,13cyclictest29789-21sshd23:02:010
306899140,13cyclictest0-21swapper/023:34:410
306899140,13cyclictest0-21swapper/022:02:180
307199139,3cyclictest144650irq/27-eth019:25:053
307199138,3cyclictest31486-21ntp_states20:10:183
307199132,3cyclictest144650irq/27-eth020:41:283
307199130,12cyclictest0-21swapper/321:07:183
307199130,12cyclictest0-21swapper/321:07:173
307199130,12cyclictest0-21swapper/321:02:213
307199130,12cyclictest0-21swapper/320:57:233
307199130,12cyclictest0-21swapper/320:48:103
307199130,12cyclictest0-21swapper/319:32:363
307199130,12cyclictest0-21swapper/319:20:103
307199130,11cyclictest9644-21df_inode20:35:113
307199130,11cyclictest6103-21iostat19:15:133
307199130,11cyclictest5664-21memory20:25:173
307099139,3cyclictest3352-21munin-node19:10:112
307099139,3cyclictest17024-21df_inode19:40:112
307099139,3cyclictest14623-21iostat20:45:132
307099139,3cyclictest10700-21latency19:25:152
307099132,2cyclictest4868-21munin-node20:25:122
3070991311,1cyclictest0-21swapper/220:00:052
3070991311,1cyclictest0-21swapper/219:50:102
307099130,12cyclictest0-21swapper/220:51:032
306999139,2cyclictest0-21swapper/119:42:071
306999137,5cyclictest36-21rcuop/219:45:121
306999131,10cyclictest0-21swapper/120:50:151
306999130,12cyclictest144650irq/27-eth019:20:561
306999130,12cyclictest0-21swapper/121:05:271
306999130,12cyclictest0-21swapper/121:05:261
306999130,12cyclictest0-21swapper/121:01:471
306999130,12cyclictest0-21swapper/120:20:001
306999130,12cyclictest0-21swapper/120:17:081
306999130,12cyclictest0-21swapper/120:10:411
306999130,12cyclictest0-21swapper/120:05:031
306999130,12cyclictest0-21swapper/120:03:451
306999130,12cyclictest0-21swapper/119:58:001
306899138,4cyclictest0-21swapper/020:20:420
306899137,5cyclictest0-21swapper/022:56:190
306899137,5cyclictest0-21swapper/022:35:020
306899137,1cyclictest144650irq/27-eth021:40:220
306899136,6cyclictest0-21swapper/019:20:050
306899133,2cyclictest0-21swapper/021:15:140
3068991311,1cyclictest0-21swapper/021:31:060
3068991311,1cyclictest0-21swapper/021:01:370
3068991311,1cyclictest0-21swapper/020:57:550
3068991311,1cyclictest0-21swapper/020:39:100
306899130,9cyclictest32150-21sshd00:07:420
306899130,8cyclictest0-21swapper/023:15:160
306899130,6cyclictest0-21swapper/020:15:150
306899130,1cyclictest0-21swapper/020:11:580
306899130,1cyclictest0-21swapper/019:51:220
306899130,12cyclictest8546-21iostat00:30:150
306899130,12cyclictest0-21swapper/023:29:130
306899130,12cyclictest0-21swapper/023:05:080
306899130,12cyclictest0-21swapper/023:05:080
306899130,12cyclictest0-21swapper/022:34:580
306899130,12cyclictest0-21swapper/022:16:080
306899130,12cyclictest0-21swapper/020:42:050
306899130,12cyclictest0-21swapper/019:25:140
306899130,11cyclictest0-21swapper/021:50:150
306899130,10cyclictest0-21swapper/021:49:570
307199128,3cyclictest2512-21runrttasks20:09:353
307199121,2cyclictest16895-21munin-node20:50:143
307199120,4cyclictest4205-21runrttasks20:20:493
307199120,3cyclictest26538-21iostat20:00:143
307199120,11cyclictest0-21swapper/319:35:043
307199120,10cyclictest0-21swapper/320:15:113
306999127,4cyclictest0-21swapper/119:25:431
306999121,3cyclictest0-21swapper/120:25:161
306999120,11cyclictest2512-21runrttasks19:19:021
306999120,11cyclictest144650irq/27-eth020:45:371
306999120,11cyclictest12165-21runrttasks19:30:081
306999120,11cyclictest0-21swapper/119:50:011
306899128,3cyclictest0-21swapper/019:55:100
306899127,4cyclictest0-21swapper/023:52:130
306899121,1cyclictest0-21swapper/019:37:580
3068991210,1cyclictest0-21swapper/020:28:290
3068991210,1cyclictest0-21swapper/019:30:210
306899120,9cyclictest0-21swapper/021:56:110
306899120,1cyclictest0-21swapper/021:08:300
306899120,1cyclictest0-21swapper/021:08:290
306899120,11cyclictest20111-21ntp_states19:45:180
306899120,11cyclictest0-21swapper/020:54:230
306899120,11cyclictest0-21swapper/020:46:420
306899120,11cyclictest0-21swapper/020:05:110
307199119,1cyclictest0-21swapper/319:45:093
306899117,3cyclictest0-21swapper/020:00:050
306899117,3cyclictest0-21swapper/019:15:120
306899110,10cyclictest0-21swapper/020:30:050
306899110,10cyclictest0-21swapper/019:40:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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