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2026-03-11 - 11:37
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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 Wed Mar 11, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176421160,0sleep01757-21bash21:13:290
2516421000,0sleep20-21swapper/221:15:272
27842980,2sleep31939499cyclictest22:22:443
323402950,1sleep337-21rcuc/300:21:023
321372820,2sleep01939099cyclictest21:27:390
190032820,0sleep00-21swapper/000:16:590
117652660,0sleep211767-21sshd21:31:352
117652660,0sleep211767-21sshd21:31:352
13272640,1sleep00-21swapper/022:02:210
1844926125,18sleep00-21swapper/019:06:340
176182590,0sleep317600-21sshd23:50:463
57352580,1sleep119-21rcuc/122:20:091
271802570,1sleep127178-21ls22:10:231
226822570,0sleep00-21swapper/023:07:520
16242560,1sleep010-21rcuc/023:40:370
226632550,8sleep10-21swapper/122:04:181
95882530,0sleep00-21swapper/023:58:490
39592530,0sleep30-21swapper/300:30:123
256932530,0sleep00-21swapper/023:19:460
1855625326,9sleep10-21swapper/119:07:061
90852520,0sleep30-21swapper/321:31:193
90852520,0sleep30-21swapper/321:31:193
254632520,0sleep10-21swapper/122:45:011
236982520,0sleep10-21swapper/123:19:351
1881725229,19sleep30-21swapper/319:08:253
91552510,0sleep10-21swapper/122:34:561
55932510,1sleep20-21swapper/222:40:172
298562510,0sleep329853-21sshd23:14:193
28872510,1sleep32864-21sshd00:09:493
136232510,0sleep00-21swapper/021:31:440
136232510,0sleep00-21swapper/021:31:440
1825125028,18sleep20-21swapper/219:05:352
59372490,0sleep00-21swapper/021:19:380
160802490,0sleep30-21swapper/322:58:373
115512490,1sleep30-21swapper/323:15:273
64922480,1sleep16484-21bash21:31:061
64922480,1sleep16484-21bash21:31:061
155322470,0sleep115528-21sshd21:26:091
132452470,0sleep30-21swapper/300:10:373
285252460,0sleep30-21swapper/322:16:193
281562460,1sleep228157-21sshd00:29:272
123202460,0sleep10-21swapper/121:54:451
123202460,0sleep10-21swapper/121:54:451
95822430,0sleep00-21swapper/021:48:430
95822430,0sleep00-21swapper/021:48:430
312682430,0sleep20-21swapper/222:30:592
124792430,0sleep00-21swapper/000:22:120
107492370,0sleep210726-21sshd21:40:122
221882280,1sleep222187-21id23:54:092
1939499230,0cyclictest0-21swapper/323:01:353
67372210,1sleep06731-21sshd23:49:550
63782210,1sleep10-21swapper/100:24:381
154742210,1sleep115475-21sshd23:41:541
19393992018,1cyclictest0-21swapper/221:53:382
19393992018,1cyclictest0-21swapper/221:53:382
19390992018,1cyclictest32502-21sshd22:42:430
19390992018,1cyclictest29902-21sshd22:07:480
19394991917,1cyclictest19868-21sshd23:42:193
19390991918,1cyclictest20944-21sshd22:53:150
164282190,0sleep10-21swapper/122:38:241
24132180,0sleep30-21swapper/300:18:263
19390991810,4cyclictest10250irq/24-ahci[00023:11:110
19390991715,2cyclictest18514-21kworker/0:200:14:230
19390991715,2cyclictest1590-21kworker/0:022:47:430
19390991715,2cyclictest11289-21kworker/0:123:20:490
19390991714,2cyclictest9295-21kworker/0:100:29:390
8002160,0sleep00-21swapper/023:00:110
252172160,1sleep225179-21sshd23:42:472
222672160,0sleep20-21swapper/221:23:572
1939499165,10cyclictest39-21ksoftirqd/321:29:393
1939499164,1cyclictest39-21ksoftirqd/322:28:553
1939499164,10cyclictest39-21ksoftirqd/323:26:553
19394991615,1cyclictest0-21swapper/322:43:073
19394991614,1cyclictest37-21rcuc/321:52:173
19394991614,1cyclictest37-21rcuc/321:52:173
1939499160,15cyclictest26524-21diskmemload22:52:453
1939499160,15cyclictest0-21swapper/321:16:563
19393991615,1cyclictest0-21swapper/223:57:142
19393991614,1cyclictest0-21swapper/221:59:272
19393991614,1cyclictest0-21swapper/200:24:362
1939099168,5cyclictest32758-21bash21:50:410
1939099168,5cyclictest32758-21bash21:50:410
19390991612,3cyclictest22221-21kworker/0:100:04:100
19390991612,3cyclictest22221-21kworker/0:100:04:090
322002150,0sleep041ktimersoftd/022:39:520
1939499155,1cyclictest39-21ksoftirqd/323:30:123
1939499155,1cyclictest39-21ksoftirqd/322:37:323
1939499155,1cyclictest39-21ksoftirqd/321:48:263
1939499155,1cyclictest39-21ksoftirqd/321:48:263
1939499154,9cyclictest39-21ksoftirqd/323:20:143
19394991514,1cyclictest39-21ksoftirqd/322:03:533
19394991513,1cyclictest39-21ksoftirqd/323:55:293
19394991513,1cyclictest39-21ksoftirqd/323:05:213
19394991513,1cyclictest39-21ksoftirqd/322:46:093
19394991513,1cyclictest39-21ksoftirqd/322:13:323
19394991513,1cyclictest39-21ksoftirqd/322:06:463
19394991513,1cyclictest39-21ksoftirqd/321:42:103
19394991513,1cyclictest39-21ksoftirqd/321:35:533
19394991513,1cyclictest39-21ksoftirqd/300:28:153
19394991513,1cyclictest24349-21bash21:12:363
19393991512,2cyclictest0-21swapper/200:36:072
19392991513,1cyclictest14354-21rm21:17:281
19392991511,1cyclictest1190-21sshd21:39:211
1939099159,3cyclictest0-21swapper/022:29:280
1939099159,3cyclictest0-21swapper/022:13:070
1939099154,10cyclictest0-21swapper/021:37:440
19390991513,2cyclictest3943-21kworker/0:220:06:410
19390991513,2cyclictest29352-21kworker/0:223:50:070
188402150,0sleep00-21swapper/023:36:240
300552140,1sleep330054-21sshd00:00:313
300552140,1sleep330054-21sshd00:00:313
295072140,0sleep03-21ksoftirqd/022:22:130
1939499144,9cyclictest39-21ksoftirqd/300:38:413
19394991413,1cyclictest39-21ksoftirqd/323:37:223
19394991413,1cyclictest39-21ksoftirqd/321:56:403
19394991413,1cyclictest39-21ksoftirqd/321:20:263
19394991412,1cyclictest39-21ksoftirqd/323:46:253
19394991412,1cyclictest39-21ksoftirqd/322:32:173
1939399144,1cyclictest12864-21sshd23:06:562
1939399141,12cyclictest11991-21sshd21:48:572
1939399141,12cyclictest11991-21sshd21:48:572
1939399140,13cyclictest0-21swapper/223:38:372
1939399140,13cyclictest0-21swapper/221:11:332
1939299144,9cyclictest3898-21bash23:14:561
1939299141,4cyclictest0-21swapper/121:13:111
19392991411,2cyclictest25936-21sshd22:56:331
1939299140,13cyclictest17962-21sshd23:36:201
1939299140,13cyclictest1459-21bash23:08:541
1939099149,2cyclictest14025-21sshd00:39:460
1939099149,2cyclictest0-21swapper/022:57:490
1939099148,5cyclictest13940-21sshd21:57:430
1939099145,6cyclictest16071-21fschecks_count22:15:160
19390991412,2cyclictest3943-21kworker/0:221:00:160
19390991412,2cyclictest3943-21kworker/0:219:40:210
19390991412,1cyclictest21743-21sshd00:31:420
1939099141,12cyclictest0-21swapper/022:31:330
1939099140,3cyclictest27500-21sshd23:25:350
1939099140,13cyclictest0-21swapper/021:23:550
115842140,1sleep00-21swapper/023:30:030
1939399131,3cyclictest0-21swapper/222:35:142
19393991311,1cyclictest30846-21bash22:16:322
19393991311,1cyclictest26977-21sshd00:32:122
1939399131,11cyclictest0-21swapper/222:07:472
19393991311,1cyclictest0-21swapper/221:28:192
1939399130,2cyclictest8157-21sshd22:57:532
1939399130,2cyclictest31464-21sshd00:09:282
1939399130,12cyclictest7625-21sshd22:52:012
1939399130,12cyclictest29062-21sshd21:38:562
1939399130,12cyclictest24901-21sshd00:14:412
1939399130,12cyclictest18035-21bash23:45:072
1939399130,12cyclictest0-21swapper/222:47:582
1939399130,12cyclictest0-21swapper/222:12:362
1939399130,12cyclictest0-21swapper/222:03:202
1939299139,1cyclictest0-21swapper/123:51:001
1939299139,1cyclictest0-21swapper/122:42:291
1939299138,4cyclictest0-21swapper/123:46:171
1939299131,9cyclictest115650irq/25-eth023:03:131
19392991311,1cyclictest4793-21sshd23:23:391
19392991311,1cyclictest1785-21sshd23:58:051
19392991311,1cyclictest0-21swapper/123:30:101
1939299131,11cyclictest0-21swapper/121:23:121
1939299130,4cyclictest29232-21sshd00:00:271
1939299130,4cyclictest29232-21sshd00:00:271
1939299130,3cyclictest0-21swapper/123:25:401
1939299130,12cyclictest24045-21bash00:17:281
1939299130,12cyclictest0-21swapper/122:50:321
1939299130,12cyclictest0-21swapper/122:05:301
1939299130,12cyclictest0-21swapper/121:57:151
1939299130,12cyclictest0-21swapper/100:35:231
1939299130,12cyclictest0-21swapper/100:12:541
1939299130,12cyclictest0-21swapper/100:07:071
1939299130,10cyclictest1510-21nfsd21:41:531
1939299130,10cyclictest0-21swapper/100:25:381
1939099135,5cyclictest0-21swapper/019:35:190
19390991312,1cyclictest3-21ksoftirqd/000:05:030
19390991311,1cyclictest21543-21sshd21:44:010
1939399129,3cyclictest0-21swapper/220:47:302
1939399129,2cyclictest0-21swapper/223:12:222
1939399122,1cyclictest17631-21sshd23:01:342
1939399121,2cyclictest0-21swapper/223:15:342
19393991211,1cyclictest28878-21kworker/2:100:16:012
1939399120,1cyclictest20906-21bash23:25:072
1939399120,11cyclictest20361-21sshd00:02:372
1939399120,11cyclictest20361-21sshd00:02:372
1939399120,11cyclictest0-21swapper/223:21:172
1939399120,11cyclictest0-21swapper/222:26:072
1939399120,11cyclictest0-21swapper/222:20:112
1939399120,10cyclictest0-21swapper/223:33:292
19392991210,1cyclictest8098-21sshd21:45:371
19392991210,1cyclictest8098-21sshd21:45:361
1939299120,9cyclictest0-21swapper/100:34:091
1939299120,11cyclictest3017-21sshd22:25:341
1939299120,11cyclictest0-21swapper/122:15:271
1939099129,3cyclictest3943-21kworker/0:220:53:100
19390991211,1cyclictest3943-21kworker/0:219:31:510
1939099120,1cyclictest0-21swapper/019:25:230
1939099120,1cyclictest0-21swapper/019:25:230
102792120,0sleep00-21swapper/019:45:220
1939499119,1cyclictest0-21swapper/321:00:133
19394991110,1cyclictest0-21swapper/319:44:203
1939499110,11cyclictest0-21swapper/319:49:333
1939499110,10cyclictest0-21swapper/319:18:193
1939399119,1cyclictest0-21swapper/219:15:012
1939399112,8cyclictest0-21swapper/219:28:172
1939399112,8cyclictest0-21swapper/219:28:172
1939399110,1cyclictest0-21swapper/220:39:222
1939399110,11cyclictest0-21swapper/220:42:022
1939399110,11cyclictest0-21swapper/220:14:102
1939299110,11cyclictest0-21swapper/120:13:051
1939299110,11cyclictest0-21swapper/119:17:321
1939299110,10cyclictest0-21swapper/119:26:581
1939299110,10cyclictest0-21swapper/119:26:581
1939099119,2cyclictest3943-21kworker/0:220:37:530
1939099119,2cyclictest3943-21kworker/0:220:20:230
1939099119,1cyclictest0-21swapper/020:15:150
1939099117,0cyclictest3943-21kworker/0:220:10:170
1939099116,1cyclictest3943-21kworker/0:219:57:310
1939099115,3cyclictest32459-21atenall_rapower20:25:100
1939099111,9cyclictest0-21swapper/020:30:220
1939099111,9cyclictest0-21swapper/020:00:240
1939099110,8cyclictest0-21swapper/020:40:230
1939099110,7cyclictest0-21swapper/019:20:180
177212110,0sleep10-21swapper/120:55:001
1939499109,1cyclictest0-21swapper/320:16:513
1939499108,1cyclictest3347-21fschecks_time19:35:163
1939499100,9cyclictest37-21rcuc/319:10:163
1939499100,9cyclictest322-21perl19:30:143
1939499100,9cyclictest0-21swapper/320:45:143
1939499100,1cyclictest0-21swapper/320:22:473
1939499100,10cyclictest0-21swapper/320:44:523
1939499100,10cyclictest0-21swapper/320:14:113
1939499100,10cyclictest0-21swapper/320:07:263
1939499100,10cyclictest0-21swapper/319:58:093
1939499100,0cyclictest0-21swapper/320:35:483
1939399109,1cyclictest0-21swapper/221:00:512
1939399109,1cyclictest0-21swapper/220:56:542
1939399109,1cyclictest0-21swapper/219:33:432
1939399107,2cyclictest20910-21diskstats20:05:142
1939399100,9cyclictest27088-21perl20:15:152
1939399100,9cyclictest15597-21grep20:50:152
1939399100,1cyclictest0-21swapper/220:01:232
1939399100,1cyclictest0-21swapper/219:39:262
1939399100,10cyclictest0-21swapper/219:12:212
1939299109,1cyclictest0-21swapper/120:59:051
1939299109,1cyclictest0-21swapper/120:48:301
1939299108,1cyclictest6274-21chrt19:40:151
1939299108,1cyclictest0-21swapper/120:20:151
1939299107,2cyclictest0-21swapper/119:50:141
1939299100,9cyclictest9654-21fschecks_time20:40:151
1939299100,9cyclictest6662-21fschecks_time20:35:151
1939299100,9cyclictest15241-21tune2fs19:55:141
1939299100,1cyclictest0-21swapper/120:31:191
1939299100,10cyclictest0-21swapper/121:05:011
1939299100,10cyclictest0-21swapper/119:46:421
1939099107,3cyclictest3943-21kworker/0:220:57:200
1939099107,3cyclictest3943-21kworker/0:219:12:250
1939099100,9cyclictest0-21swapper/019:52:480
1939099100,1cyclictest0-21swapper/019:17:010
193949998,1cyclictest0-21swapper/320:58:553
193949998,1cyclictest0-21swapper/319:22:443
193949997,1cyclictest18155-21perl20:00:143
193949990,9cyclictest0-21swapper/321:05:133
193949990,9cyclictest0-21swapper/320:28:223
193939998,1cyclictest0-21swapper/220:34:152
193939998,1cyclictest0-21swapper/219:45:422
193939991,7cyclictest0-21swapper/219:42:482
193929991,3cyclictest0-21swapper/120:25:111
193909997,2cyclictest3943-21kworker/0:221:05:170
193909990,2cyclictest0-21swapper/020:45:170
193949988,0cyclictest0-21swapper/319:50:143
193949987,1cyclictest0-21swapper/320:53:133
193949980,5cyclictest0-21swapper/320:33:273
193939987,1cyclictest0-21swapper/219:53:082
193939980,8cyclictest0-21swapper/220:25:122
193939980,8cyclictest0-21swapper/219:20:142
193929987,1cyclictest0-21swapper/120:16:201
193929987,1cyclictest0-21swapper/120:05:141
193929987,1cyclictest0-21swapper/119:23:211
193929980,0cyclictest0-21swapper/119:30:141
193949976,1cyclictest0-21swapper/319:25:453
193949976,1cyclictest0-21swapper/319:25:453
193939977,0cyclictest0-21swapper/221:10:002
193939977,0cyclictest0-21swapper/220:20:152
193939976,1cyclictest0-21swapper/219:57:192
193929975,1cyclictest21987-21chrt19:14:141
193929970,6cyclictest0-21swapper/121:00:101
193929970,6cyclictest0-21swapper/120:00:141
193929960,6cyclictest0-21swapper/119:35:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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