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2026-07-25 - 13:06
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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 rackaslot0.osadl.org (updated Sat Jul 25, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1310121030,0sleep213100-21cp21:23:072
205742930,0sleep10-21swapper/123:46:541
105032910,0sleep20-21swapper/222:39:562
123422610,1sleep10-21swapper/123:05:351
910725921,11sleep10-21swapper/119:05:291
327542590,0sleep30-21swapper/320:30:173
319192590,0sleep00-21swapper/022:35:010
281572580,0sleep20-21swapper/222:12:282
281572580,0sleep20-21swapper/222:12:282
24682570,1sleep00-21swapper/023:55:510
176342570,1sleep31734-21runrttasks21:41:523
261002550,0sleep10-21swapper/121:31:521
251412550,0sleep10-21swapper/122:12:071
251412550,0sleep10-21swapper/122:12:071
48602540,1sleep30-21swapper/322:57:333
261352540,0sleep20-21swapper/223:21:512
259402540,0sleep230-21ksoftirqd/223:29:132
131052540,1sleep11734-21runrttasks00:22:511
256352530,1sleep10-21swapper/122:37:551
197022530,0sleep125184-21diskmemload23:17:291
117492530,0sleep011736-21sshd00:00:310
988925225,9sleep30-21swapper/319:07:123
184932520,0sleep339-21ksoftirqd/322:44:303
1056325230,18sleep20-21swapper/219:09:472
75012510,0sleep30-21swapper/322:21:063
322072510,1sleep10-21swapper/121:43:351
966025027,9sleep00-21swapper/019:06:210
8982500,1sleep125184-21diskmemload21:21:431
222502500,0sleep20-21swapper/219:25:162
327342490,2sleep11088099cyclictest22:05:341
262862490,0sleep21734-21runrttasks00:13:182
262862490,0sleep21734-21runrttasks00:13:182
130542490,1sleep11088099cyclictest22:18:081
106462490,0sleep20-21swapper/223:53:112
54352480,1sleep35434-21sshd00:21:583
79272450,0sleep30-21swapper/323:56:293
56022450,0sleep20-21swapper/223:45:142
149152440,0sleep00-21swapper/022:55:050
308852410,0sleep10-21swapper/121:54:321
158172400,0sleep228-21rcuc/222:22:052
129062210,0sleep10-21swapper/100:15:221
1088199210,1cyclictest26631-21sshd21:28:212
1088299207,4cyclictest0-21swapper/323:29:533
10882992014,5cyclictest0-21swapper/321:49:403
10882992014,5cyclictest0-21swapper/300:14:413
10882992014,5cyclictest0-21swapper/300:14:413
1088299200,15cyclictest28055-21sshd22:45:243
1088299197,7cyclictest0-21swapper/322:07:333
1088299190,9cyclictest0-21swapper/323:37:463
1088299190,1cyclictest0-21swapper/300:00:323
1088299187,6cyclictest0-21swapper/323:16:153
1088299186,8cyclictest2859-21sshd22:50:053
1088299183,9cyclictest6513-21sshd22:17:213
1088299181,16cyclictest0-21swapper/300:17:153
1088299180,1cyclictest0-21swapper/322:12:143
1088299180,1cyclictest0-21swapper/322:12:143
1088299180,17cyclictest20987-21bash23:43:193
10881991816,1cyclictest0-21swapper/200:34:442
1087999185,2cyclictest313-21kworker/0:021:37:550
10879991810,3cyclictest19186-21kworker/0:100:22:570
66622170,0sleep00-21swapper/021:33:240
309692170,1sleep18-21rcu_preempt00:10:131
309692170,1sleep18-21rcu_preempt00:10:131
135042170,0sleep10-21swapper/121:26:481
1088299174,1cyclictest23103-21sshd00:09:203
1088299171,1cyclictest115650irq/25-eth023:05:343
1088299171,1cyclictest115650irq/25-eth021:50:423
1088299171,1cyclictest0-21swapper/322:01:583
1088299171,15cyclictest0-21swapper/322:37:003
1088299170,1cyclictest25987-21sshd00:39:093
1088299170,1cyclictest25987-21sshd00:39:093
1088299170,16cyclictest8883-21sshd00:29:503
1088299170,16cyclictest11003-21sshd21:37:303
1088299170,10cyclictest25184-21diskmemload22:31:233
85542160,0sleep00-21swapper/000:07:360
64952160,0sleep337-21rcuc/323:01:213
137652160,1sleep21734-21runrttasks22:18:142
1088299168,7cyclictest18304-21sshd21:20:083
1088299161,2cyclictest0-21swapper/321:55:253
1088299161,14cyclictest0-21swapper/323:47:013
1088299160,9cyclictest0-21swapper/323:30:493
1088299160,1cyclictest16407-21sshd22:25:473
1088299160,1cyclictest0-21swapper/323:23:453
1088299160,1cyclictest0-21swapper/323:13:023
1088299160,15cyclictest21286-21cp23:54:263
1088299160,15cyclictest18231-21sshd21:30:573
1088299160,15cyclictest14071-21sshd00:30:193
1088299160,15cyclictest12399-21sshd21:26:403
1088299160,15cyclictest10112-21sshd21:15:243
1088299160,10cyclictest4404-21sshd21:11:103
1088099166,1cyclictest21-21ksoftirqd/123:02:171
1088099161,14cyclictest0-21swapper/122:55:111
1087999168,5cyclictest4327-21sshd22:20:440
1087999168,5cyclictest16606-21bash22:03:530
1087999161,4cyclictest0-21swapper/000:25:120
10879991614,2cyclictest7231-21kworker/0:022:26:190
10879991614,2cyclictest13255-21kworker/0:221:57:010
10879991613,2cyclictest32038-21kworker/0:100:38:120
10879991613,2cyclictest32038-21kworker/0:100:38:120
10879991612,2cyclictest9529-21kworker/0:223:09:580
1087999160,4cyclictest22194-21sshd00:12:510
1087999160,4cyclictest22194-21sshd00:12:510
1087999160,13cyclictest0-21swapper/022:17:130
310682150,1sleep20-21swapper/220:28:572
179432150,1sleep21734-21runrttasks21:56:382
1088199159,5cyclictest0-21swapper/222:02:152
1088199151,13cyclictest0-21swapper/223:55:522
1088199150,5cyclictest0-21swapper/221:17:132
1087999158,4cyclictest7910-21bash21:48:110
1087999154,11cyclictest30932-21kworker/0:023:13:280
10879991513,2cyclictest17853-21kworker/0:121:15:150
10879991513,1cyclictest4923-21kworker/0:223:39:160
10879991510,3cyclictest1596-21sshd22:40:100
1087999150,5cyclictest27353-21sshd21:13:500
1087999150,2cyclictest0-21swapper/022:51:380
1087999150,14cyclictest4942-21kworker/0:123:50:190
1087999150,14cyclictest23054-21sshd22:11:520
1087999150,14cyclictest23054-21sshd22:11:520
1087999150,11cyclictest0-21swapper/023:30:280
1087999150,10cyclictest11651-21sshd23:23:550
237832140,0sleep00-21swapper/022:34:050
1088299147,6cyclictest15996-21df20:55:143
1088299145,1cyclictest6287-21munin-node19:50:153
1088299140,1cyclictest18940-21perl19:20:133
1088299140,1cyclictest0-21swapper/320:35:153
1088199149,4cyclictest0-21swapper/221:49:402
1088199144,1cyclictest31790-21sshd00:02:522
1088199140,13cyclictest17249-21bash21:12:382
1088199140,13cyclictest0-21swapper/222:25:262
1088199140,13cyclictest0-21swapper/221:40:312
1088099149,4cyclictest0-21swapper/122:54:271
1088099149,4cyclictest0-21swapper/121:47:091
1088099148,5cyclictest18700-21sshd00:34:401
10880991412,1cyclictest21-21ksoftirqd/123:55:281
10880991412,1cyclictest0-21swapper/123:34:071
1088099140,13cyclictest6040-21sshd21:55:181
1088099140,13cyclictest4163-21sshd00:36:341
1088099140,13cyclictest4163-21sshd00:36:341
1088099140,13cyclictest11013-21bash00:07:541
1088099140,13cyclictest0-21swapper/122:42:571
1088099140,11cyclictest0-21swapper/123:26:141
1088099140,10cyclictest0-21swapper/123:35:021
1087999149,4cyclictest0-21swapper/021:40:140
1087999148,3cyclictest0-21swapper/023:41:050
10879991413,1cyclictest4942-21kworker/0:123:46:030
10879991411,1cyclictest21690-21kworker/0:220:25:080
1087999140,3cyclictest0-21swapper/021:25:350
1087999140,2cyclictest0-21swapper/023:04:210
1087999140,11cyclictest0-21swapper/022:47:390
1087999140,11cyclictest0-21swapper/021:50:380
81952130,0sleep20-21swapper/200:37:032
81952130,0sleep20-21swapper/200:37:032
1088299137,5cyclictest25868-21sh20:20:143
1088299135,7cyclictest8060-21chrt20:42:163
1088299135,1cyclictest32730-21munin-node19:40:203
1088299131,7cyclictest0-21swapper/319:38:533
1088199139,1cyclictest0-21swapper/221:35:102
1088199138,4cyclictest6197-21id00:25:402
1088199138,4cyclictest12837-21sshd23:42:212
1088199132,10cyclictest1579-21snmpd00:05:092
10881991310,2cyclictest0-21swapper/222:30:242
1088199130,4cyclictest2695-21bash22:57:162
1088199130,4cyclictest0-21swapper/222:09:542
1088199130,12cyclictest26768-21sshd00:20:382
1088199130,12cyclictest19369-21sshd22:44:362
1088199130,12cyclictest14797-21sshd23:31:292
1088199130,12cyclictest0-21swapper/223:35:282
1088199130,12cyclictest0-21swapper/222:46:012
1088199130,12cyclictest0-21swapper/221:30:322
1088099139,3cyclictest0-21swapper/123:50:361
1088099139,3cyclictest0-21swapper/123:14:221
1088099138,4cyclictest0-21swapper/100:25:001
1088099137,3cyclictest0-21swapper/122:31:251
1088099131,11cyclictest0-21swapper/121:36:161
1088099130,2cyclictest5458-21sshd22:02:351
1088099130,12cyclictest30212-21bash22:27:261
1088099130,12cyclictest0-21swapper/123:42:171
1088099130,12cyclictest0-21swapper/121:15:531
1088099130,12cyclictest0-21swapper/121:12:581
1087999138,4cyclictest14550-21memory19:15:010
1087999138,4cyclictest0-21swapper/022:05:530
1087999138,4cyclictest0-21swapper/021:21:260
1087999138,3cyclictest0-21swapper/023:27:200
1087999133,9cyclictest0-21swapper/023:15:330
1087999131,1cyclictest11189-21sshd00:15:150
1087999130,12cyclictest1596-21sshd00:30:010
1088299124,1cyclictest39-21ksoftirqd/319:10:123
1088299121,6cyclictest0-21swapper/319:55:123
1088299121,6cyclictest0-21swapper/319:55:113
1088299121,5cyclictest0-21swapper/319:15:383
1088299120,7cyclictest0-21swapper/319:45:383
1088299120,7cyclictest0-21swapper/319:26:533
1088299120,5cyclictest0-21swapper/320:54:233
1088199129,2cyclictest0-21swapper/200:15:132
1088199128,4cyclictest0-21swapper/223:15:162
1088199121,2cyclictest0-21swapper/219:35:142
1088199121,1cyclictest115650irq/25-eth023:10:102
1088199121,10cyclictest29851-21sshd23:00:192
10881991210,1cyclictest26262-21sshd21:50:152
10881991210,1cyclictest25184-21diskmemload22:51:082
1088199120,11cyclictest0-21swapper/223:05:182
1088099122,9cyclictest30868-21kworker/1:323:20:151
1088099120,12cyclictest0-21swapper/122:21:391
1088099120,11cyclictest0-21swapper/122:46:351
1088099120,11cyclictest0-21swapper/100:00:021
1087999129,2cyclictest0-21swapper/019:45:160
1087999128,4cyclictest0-21swapper/019:58:420
1087999128,4cyclictest0-21swapper/019:58:420
1087999125,4cyclictest0-21swapper/019:35:230
120662110,0sleep20-21swapper/220:50:002
1088299119,1cyclictest15915-21fschecks_time20:05:143
1088299114,1cyclictest22866-21missed_timers20:15:183
1088299114,1cyclictest20276-21proc_pri21:00:223
10882991110,1cyclictest0-21swapper/321:08:233
1088299110,4cyclictest0-21swapper/320:10:083
1088299110,10cyclictest0-21swapper/320:00:123
1088199119,1cyclictest0-21swapper/220:20:132
1088199119,1cyclictest0-21swapper/220:05:172
1088199115,3cyclictest30487-21kworker/2:220:16:192
10881991110,1cyclictest0-21swapper/220:59:112
10881991110,1cyclictest0-21swapper/220:13:312
1088199110,1cyclictest0-21swapper/221:08:412
1088199110,10cyclictest0-21swapper/220:37:132
1088199110,10cyclictest0-21swapper/219:15:012
1088099119,1cyclictest0-21swapper/119:15:011
1088099118,2cyclictest0-21swapper/120:05:121
1088099113,8cyclictest0-21swapper/119:13:231
1088099110,11cyclictest0-21swapper/120:10:151
1088099110,10cyclictest0-21swapper/120:20:111
1087999119,2cyclictest21690-21kworker/0:220:51:280
1087999119,2cyclictest21690-21kworker/0:220:20:160
1087999119,1cyclictest0-21swapper/020:30:140
1087999116,4cyclictest21690-21kworker/0:221:08:450
1087999111,6cyclictest0-21swapper/019:25:120
1087999110,7cyclictest0-21swapper/020:35:170
1088299101,8cyclictest0-21swapper/320:45:193
1088299100,9cyclictest0-21swapper/320:25:123
1088199109,1cyclictest0-21swapper/220:31:042
1088199108,1cyclictest31704-21diskstats19:40:122
1088199108,1cyclictest0-21swapper/219:20:122
1088199105,3cyclictest30487-21kworker/2:219:32:392
1088199103,7cyclictest0-21swapper/221:03:532
1088199100,9cyclictest5776-21apache_volume20:40:112
1088199100,10cyclictest0-21swapper/220:03:382
1088199100,10cyclictest0-21swapper/219:58:032
1088199100,10cyclictest0-21swapper/219:58:032
1088199100,10cyclictest0-21swapper/219:10:482
1088099108,1cyclictest0-21swapper/119:35:141
1088099100,9cyclictest29144-21smartctl20:25:141
1088099100,9cyclictest0-21swapper/121:00:171
1088099100,9cyclictest0-21swapper/120:40:141
1088099100,9cyclictest0-21swapper/119:50:141
1088099100,9cyclictest0-21swapper/119:45:151
1088099100,9cyclictest0-21swapper/119:30:161
1087999108,1cyclictest19244-21fschecks_time20:10:140
1087999107,3cyclictest21690-21kworker/0:220:05:120
1087999107,3cyclictest21690-21kworker/0:219:13:290
1087999107,2cyclictest0-21swapper/020:45:120
1087999107,1cyclictest21690-21kworker/0:220:55:130
1087999107,1cyclictest21690-21kworker/0:220:43:320
1087999100,7cyclictest0-21swapper/020:15:120
1087999100,2cyclictest0-21swapper/019:20:170
1087999100,1cyclictest25474-21fschecks_time19:30:140
1087999100,1cyclictest0-21swapper/020:01:440
108829997,1cyclictest0-21swapper/319:30:133
108819999,0cyclictest0-21swapper/220:52:542
108819998,1cyclictest0-21swapper/219:50:132
108819994,3cyclictest30487-21kworker/2:219:45:292
108809994,5cyclictest0-21swapper/120:03:531
108809990,9cyclictest22953-21fw_conntrack21:05:141
108809990,9cyclictest0-21swapper/120:35:151
108809990,9cyclictest0-21swapper/119:55:121
108809990,9cyclictest0-21swapper/119:55:121
108809990,1cyclictest0-21swapper/120:30:121
108799997,2cyclictest21690-21kworker/0:221:00:150
108799997,2cyclictest21690-21kworker/0:219:50:090
108799997,2cyclictest21690-21kworker/0:219:40:160
108809982,4cyclictest0-21swapper/119:25:191
108809981,6cyclictest0-21swapper/120:45:121
108809980,7cyclictest0-21swapper/120:55:191
108809980,7cyclictest0-21swapper/120:51:091
108809980,0cyclictest0-21swapper/120:15:151
108809976,1cyclictest0-21swapper/119:40:121
108809960,5cyclictest0-21swapper/119:20:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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