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2026-03-24 - 04:51
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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 Tue Mar 24, 2026 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
77422890,6sleep30-21swapper/319:06:163
154592620,1sleep00-21swapper/022:32:500
34732610,1sleep23477-21fschecks_time22:00:152
12112610,0sleep10-21swapper/122:25:461
82042590,0sleep20-21swapper/221:43:332
797125924,9sleep10-21swapper/119:07:231
252992590,0sleep325297-21sshd21:42:093
179372590,1sleep217932-21bash21:58:392
53652580,0sleep30-21swapper/323:23:293
49492570,1sleep04936-21sshd23:20:300
98102550,0sleep39781-21sshd22:35:143
251212550,1sleep225120-21sshd21:33:352
208302550,1sleep220816-21sshd00:13:402
163402550,0sleep116338-21sshd22:32:551
41872540,0sleep30-21swapper/323:46:173
322452540,0sleep20-21swapper/222:45:422
290872540,0sleep30-21swapper/321:25:183
169022540,0sleep216882-21sshd23:53:132
134702540,1sleep10-21swapper/121:15:241
81312530,1sleep38118-21sshd22:06:213
319772530,0sleep00-21swapper/000:20:200
29912530,0sleep10-21swapper/100:32:061
248022530,0sleep30-21swapper/321:13:373
229122520,1sleep022895-21sshd22:27:460
217442520,0sleep30-21swapper/323:39:203
31302510,0sleep03131-21sshd23:17:330
21682510,1sleep215867-21diskmemload22:17:182
132192510,0sleep228-21rcuc/223:24:122
119062510,1sleep111895-21sshd23:26:571
819825028,18sleep00-21swapper/019:08:310
807025027,19sleep20-21swapper/219:07:512
70572500,0sleep00-21swapper/021:43:270
69202500,0sleep20-21swapper/223:35:102
142972500,0sleep214275-21sshd23:47:122
106772500,0sleep10-21swapper/122:55:191
190102490,0sleep30-21swapper/300:36:223
260672480,0sleep126069-21id23:10:571
34212470,1sleep33410-21sshd22:49:003
300332470,0sleep20-21swapper/200:25:502
300082470,1sleep18-21rcu_preempt21:59:461
252822470,0sleep10-21swapper/100:22:361
23252470,0sleep10-21swapper/123:43:191
97082460,0sleep20-21swapper/222:38:052
56042460,0sleep30-21swapper/323:32:073
217822460,1sleep221780-21bash00:36:362
85592450,0sleep00-21swapper/023:03:470
7052450,0sleep10-21swapper/100:14:471
140322450,0sleep20-21swapper/223:01:212
131702450,0sleep00-21swapper/022:41:120
101622450,0sleep30-21swapper/323:06:433
140952420,1sleep228-21rcuc/221:52:342
255832410,0sleep010-21rcuc/000:08:220
176802410,0sleep20-21swapper/222:53:092
266932390,0sleep026697-21bash21:22:150
105652370,1sleep210562-21bash23:44:032
83182260,1sleep18316-21sshd22:35:081
8752992220,1cyclictest25234-21sshd00:16:521
8751992119,1cyclictest2196-21sshd22:45:560
8753992019,1cyclictest0-21swapper/222:32:302
8753992018,1cyclictest0-21swapper/222:20:592
875399200,1cyclictest0-21swapper/221:46:322
8751991917,1cyclictest32151-21sshd00:14:430
8751991917,1cyclictest2922-21sshd23:49:070
8752991813,2cyclictest21-21ksoftirqd/121:52:111
191902180,1sleep11734-21runrttasks23:39:071
190382180,0sleep10-21swapper/123:21:481
875399171,1cyclictest0-21swapper/221:21:282
8752991715,1cyclictest21-21ksoftirqd/121:12:471
875199179,5cyclictest0-21swapper/023:39:300
875199172,7cyclictest8470-21kworker/0:000:33:110
85692170,1sleep38567-21sshd23:26:383
34582170,1sleep03442-21sshd21:11:410
875299168,3cyclictest21-21ksoftirqd/122:53:231
875299163,12cyclictest19-21rcuc/122:15:111
8752991613,2cyclictest21-21ksoftirqd/100:05:591
8752991610,3cyclictest21-21ksoftirqd/122:05:371
875199168,7cyclictest12400-21sshd21:46:420
875199168,3cyclictest0-21swapper/023:27:280
875199168,3cyclictest0-21swapper/021:26:320
875199162,11cyclictest13527-21kworker/0:223:44:360
8751991614,2cyclictest28207-21kworker/0:021:57:030
875199160,1cyclictest1509-21nfsd21:37:410
875199160,12cyclictest0-21swapper/000:35:370
875199160,12cyclictest0-21swapper/000:15:570
321272160,2sleep337-21rcuc/323:43:043
8754991513,1cyclictest0-21swapper/323:15:463
8754991513,1cyclictest0-21swapper/323:11:093
875499150,3cyclictest0-21swapper/300:33:513
875399159,1cyclictest11889-21sshd21:18:092
8753991513,1cyclictest0-21swapper/222:40:252
8753991510,1cyclictest17363-21sshd00:30:252
875299154,10cyclictest21-21ksoftirqd/123:52:491
875299153,11cyclictest21-21ksoftirqd/122:00:491
8752991513,1cyclictest30487-21sshd22:48:301
8752991513,1cyclictest23318-21sshd21:39:101
8752991513,1cyclictest21-21ksoftirqd/123:15:131
8752991513,1cyclictest21-21ksoftirqd/123:09:321
8752991513,1cyclictest21-21ksoftirqd/121:47:231
8752991513,1cyclictest21-21ksoftirqd/121:29:111
875199159,2cyclictest0-21swapper/021:52:470
875199158,6cyclictest18136-21sshd22:38:520
875199158,3cyclictest0-21swapper/022:10:510
875199158,2cyclictest28623-21sshd23:54:180
875199158,2cyclictest13741-21sshd23:30:020
8751991511,1cyclictest489-21jbd2/dm-0-820:02:080
8142150,0sleep3815-21bash22:00:043
273742150,0sleep30-21swapper/322:25:163
152682150,1sleep315266-21sshd00:27:283
117362150,0sleep30-21swapper/321:46:373
875499149,1cyclictest26170-21sshd22:16:333
875499149,1cyclictest115650irq/25-eth022:57:273
875499148,3cyclictest0-21swapper/321:31:553
875499148,2cyclictest20210-21sshd00:16:263
875499148,2cyclictest13828-21bash21:21:053
875499144,9cyclictest12871-21sshd23:52:513
875499141,9cyclictest115650irq/25-eth000:23:573
8754991412,1cyclictest0-21swapper/322:40:073
8754991411,2cyclictest331-21bash21:57:023
875499140,9cyclictest0-21swapper/323:58:143
875499140,9cyclictest0-21swapper/323:58:143
875499140,5cyclictest0-21swapper/300:12:173
875499140,2cyclictest11020-21sshd21:38:023
875499140,1cyclictest0-21swapper/322:30:023
875499140,13cyclictest0-21swapper/323:00:053
875399149,1cyclictest115650irq/25-eth023:32:402
875399141,1cyclictest115650irq/25-eth021:37:422
875399140,1cyclictest0-21swapper/222:07:322
875399140,13cyclictest0-21swapper/200:07:302
875399140,11cyclictest0-21swapper/223:26:022
875299148,5cyclictest0-21swapper/122:12:301
875299144,9cyclictest21-21ksoftirqd/121:33:581
875299144,1cyclictest21-21ksoftirqd/123:55:401
875299144,1cyclictest21-21ksoftirqd/123:55:391
875299141,4cyclictest115650irq/25-eth000:26:371
8752991413,1cyclictest21-21ksoftirqd/100:00:491
8752991412,1cyclictest21-21ksoftirqd/123:01:281
8752991412,1cyclictest21-21ksoftirqd/121:20:311
8752991412,1cyclictest21-21ksoftirqd/100:37:591
8752991411,1cyclictest21-21ksoftirqd/123:47:401
8752991411,1cyclictest21-21ksoftirqd/123:33:041
8752991411,1cyclictest21-21ksoftirqd/121:43:071
875199149,2cyclictest0-21swapper/022:55:330
875199148,2cyclictest29363-21sshd23:05:310
875199147,3cyclictest0-21swapper/000:00:480
875199145,1cyclictest15360-21kworker/0:322:05:530
875199143,9cyclictest11611-21kworker/0:200:29:250
8751991411,1cyclictest8633-21sshd21:15:030
875199141,10cyclictest0-21swapper/020:10:190
875199140,2cyclictest0-21swapper/022:02:250
875199140,1cyclictest18779-21munin-node21:30:120
875199140,11cyclictest0-21swapper/022:16:170
875499139,3cyclictest0-21swapper/321:17:413
875499138,1cyclictest0-21swapper/322:11:363
875499138,1cyclictest0-21swapper/321:52:153
875499130,9cyclictest0-21swapper/322:51:003
875499130,1cyclictest0-21swapper/300:07:063
875499130,12cyclictest32590-21sshd22:20:033
875399138,4cyclictest291ktimersoftd/222:56:442
875399137,1cyclictest0-21swapper/222:27:112
875399134,9cyclictest30-21ksoftirqd/200:03:382
875399132,3cyclictest4571-21sshd00:20:432
875399132,3cyclictest18666-21sshd23:10:192
8753991312,1cyclictest30-21ksoftirqd/223:56:062
8753991312,1cyclictest30-21ksoftirqd/223:56:062
8753991311,1cyclictest1488-21sshd21:25:412
875399130,5cyclictest16199-21bash23:15:482
875399130,3cyclictest23834-21sshd23:07:562
875399130,2cyclictest0-21swapper/221:11:512
875299133,9cyclictest21-21ksoftirqd/122:40:061
875299131,11cyclictest0-21swapper/119:30:131
875299130,12cyclictest3934-21sshd22:20:191
875199138,4cyclictest0-21swapper/023:11:510
875199134,8cyclictest0-21swapper/019:30:140
8751991311,1cyclictest0-21swapper/022:50:020
875199131,11cyclictest0-21swapper/021:00:140
875199130,9cyclictest27158-21sshd23:59:560
875199130,9cyclictest27158-21sshd23:59:560
875199130,4cyclictest2559-21sshd22:20:140
875499129,2cyclictest0-21swapper/320:40:123
875499121,2cyclictest0-21swapper/300:00:123
875499121,10cyclictest0-21swapper/319:20:143
875499120,1cyclictest0-21swapper/320:20:163
875399129,2cyclictest0-21swapper/222:10:352
875399123,9cyclictest30-21ksoftirqd/219:40:132
875399121,10cyclictest0-21swapper/220:55:152
8753991210,1cyclictest12388-21bash00:15:412
875299129,2cyclictest0-21swapper/119:15:011
875199129,2cyclictest0-21swapper/019:50:130
875199129,2cyclictest0-21swapper/019:20:130
875199123,8cyclictest26628-21kworker/0:119:16:230
875199123,1cyclictest9596-21kworker/0:220:36:120
875199121,5cyclictest0-21swapper/019:45:130
875199121,5cyclictest0-21swapper/019:45:130
875499111,9cyclictest0-21swapper/319:30:143
875499110,11cyclictest0-21swapper/320:45:363
875499110,10cyclictest0-21swapper/320:13:593
875499110,10cyclictest0-21swapper/319:15:013
875399119,1cyclictest0-21swapper/220:50:172
875399119,1cyclictest0-21swapper/219:35:152
875399119,1cyclictest0-21swapper/219:15:022
875399110,1cyclictest0-21swapper/219:24:042
875399110,1cyclictest0-21swapper/219:11:512
875399110,10cyclictest22156-21diskstats20:25:142
875299119,1cyclictest31078-21diskstats20:40:111
875299110,1cyclictest0-21swapper/120:38:531
875299110,10cyclictest0-21swapper/120:58:241
875299110,10cyclictest0-21swapper/119:52:191
875199119,1cyclictest0-21swapper/020:40:120
875199116,1cyclictest26628-21kworker/0:119:11:330
875199113,8cyclictest9596-21kworker/0:220:49:250
875199111,7cyclictest0-21swapper/019:35:210
875199110,10cyclictest0-21swapper/020:30:280
875199110,10cyclictest0-21swapper/020:25:150
875199110,10cyclictest0-21swapper/019:43:390
875499109,1cyclictest0-21swapper/321:07:403
875499109,1cyclictest0-21swapper/320:56:523
875499109,1cyclictest0-21swapper/320:15:583
875499109,1cyclictest0-21swapper/319:35:183
875499108,1cyclictest0-21swapper/320:50:173
875499108,1cyclictest0-21swapper/319:55:143
875499104,5cyclictest0-21swapper/319:25:193
875499100,9cyclictest0-21swapper/321:00:153
875499100,9cyclictest0-21swapper/319:50:143
875499100,1cyclictest0-21swapper/320:00:153
875499100,10cyclictest0-21swapper/319:49:073
875499100,10cyclictest0-21swapper/319:49:073
875399109,1cyclictest0-21swapper/219:52:392
875399108,1cyclictest31325-21grep20:40:122
8753991010,0cyclictest0-21swapper/219:28:432
875399100,1cyclictest7633-21conntrack20:00:162
875399100,1cyclictest31067-21fschecks_time19:45:162
875399100,1cyclictest31067-21fschecks_time19:45:162
875399100,1cyclictest22076-21grep19:30:132
875399100,1cyclictest0-21swapper/220:33:532
875299109,1cyclictest0-21swapper/120:33:541
875299109,1cyclictest0-21swapper/120:00:541
875299108,1cyclictest0-21swapper/120:50:161
875299100,9cyclictest22470-21perl20:25:151
875299100,9cyclictest0-21swapper/119:25:141
875299100,1cyclictest0-21swapper/121:05:151
875299100,1cyclictest0-21swapper/119:45:161
875299100,1cyclictest0-21swapper/119:45:161
875299100,10cyclictest0-21swapper/120:46:471
875299100,10cyclictest0-21swapper/120:06:571
875199108,1cyclictest10521-21fschecks_time20:05:150
875199100,9cyclictest0-21swapper/020:50:130
875199100,5cyclictest0-21swapper/019:25:170
875199100,1cyclictest4626-21grep19:55:150
875199100,1cyclictest0-21swapper/021:05:050
875199100,10cyclictest0-21swapper/020:17:490
87549999,0cyclictest0-21swapper/320:09:203
87539998,1cyclictest0-21swapper/220:35:162
87539990,0cyclictest0-21swapper/219:55:192
87529999,0cyclictest0-21swapper/120:15:191
87529998,1cyclictest0-21swapper/119:35:161
87529997,1cyclictest9483-21tune2fs19:10:111
87529997,1cyclictest4628-21perl19:55:141
87529997,1cyclictest21-21ksoftirqd/119:40:131
87519997,1cyclictest9596-21kworker/0:220:57:480
87519992,7cyclictest0-21swapper/020:20:190
87549987,1cyclictest0-21swapper/320:33:383
87549987,1cyclictest0-21swapper/320:25:153
87549986,1cyclictest0-21swapper/319:40:133
87539986,1cyclictest0-21swapper/220:15:142
87539983,5cyclictest0-21swapper/221:06:152
87539983,5cyclictest0-21swapper/221:03:452
87539981,6cyclictest0-21swapper/220:05:112
87529986,1cyclictest13251-21diskstats20:10:151
87529981,6cyclictest0-21swapper/121:00:141
87549975,1cyclictest9661-21if_eth019:10:133
87549970,6cyclictest0-21swapper/320:35:243
87539975,1cyclictest19449-21tune2fs20:20:152
87539970,6cyclictest0-21swapper/220:10:132
87539970,2cyclictest0-21swapper/220:45:132
87529971,6cyclictest0-21swapper/119:20:231
87529970,6cyclictest0-21swapper/120:20:441
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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