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2026-03-30 - 08:08
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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 Mon Mar 30, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
288382640,0sleep20-21swapper/222:29:232
204212600,1sleep320410-21sshd21:45:373
301752590,0sleep00-21swapper/023:46:340
254662590,1sleep025445-21sadc19:59:590
282702570,0sleep10-21swapper/100:20:411
2545925724,18sleep30-21swapper/319:05:163
7322550,1sleep18-21rcu_preempt00:29:501
268062550,1sleep22382-21diskmemload00:12:002
274672540,1sleep1201ktimersoftd/100:32:061
252512540,1sleep119-21rcuc/123:40:211
85492530,0sleep20-21swapper/221:13:192
59562530,0sleep00-21swapper/023:44:300
49992530,3sleep00-21swapper/021:47:110
4362530,1sleep30-21swapper/300:24:023
24442530,0sleep30-21swapper/322:06:573
2727825226,21sleep20-21swapper/219:09:322
264382520,1sleep326423-21sshd21:57:393
215012520,0sleep021499-21sshd22:37:150
180842520,1sleep22382-21diskmemload21:54:062
103292520,1sleep00-21swapper/023:30:280
103292520,1sleep00-21swapper/023:30:280
69442510,0sleep10-21swapper/122:35:551
319742510,1sleep20-21swapper/221:32:262
14872510,0sleep10-21swapper/122:32:391
71252500,2sleep32763899cyclictest23:47:253
255542500,0sleep10-21swapper/122:11:521
147842500,0sleep10-21swapper/122:50:541
79582490,0sleep10-21swapper/100:04:411
65132490,1sleep38-21rcu_preempt21:53:033
274162490,1sleep11734-21runrttasks20:55:201
2685024925,9sleep10-21swapper/119:07:231
2678224926,19sleep00-21swapper/019:07:010
15412490,0sleep30-21swapper/322:01:083
301182470,0sleep20-21swapper/222:43:462
102052470,0sleep30-21swapper/320:26:333
214012450,0sleep00-21swapper/000:31:330
213402450,0sleep00-21swapper/022:54:250
141882450,0sleep30-21swapper/322:48:033
114722440,0sleep30-21swapper/322:33:333
261562350,1sleep226146-21sshd23:46:122
27637992619,6cyclictest0-21swapper/223:24:222
27637992318,4cyclictest0-21swapper/223:41:252
27637992220,1cyclictest0-21swapper/200:18:172
27637992215,1cyclictest0-21swapper/200:25:032
193282220,1sleep119327-21bash00:05:331
27638992119,1cyclictest0-21swapper/322:16:453
27638992119,1cyclictest0-21swapper/321:19:313
27636992119,1cyclictest29189-21sshd21:29:241
27638992018,1cyclictest0-21swapper/300:15:033
27637992019,1cyclictest0-21swapper/200:31:532
27637991917,1cyclictest0-21swapper/223:07:512
184182190,0sleep30-21swapper/322:39:553
276772180,0sleep00-21swapper/022:23:320
27638991818,0cyclictest0-21swapper/300:25:203
27637991817,1cyclictest0-21swapper/222:59:442
27637991816,1cyclictest0-21swapper/223:57:152
110892180,0sleep30-21swapper/323:22:003
300442170,0sleep1201ktimersoftd/122:55:101
27637991716,1cyclictest0-21swapper/221:24:182
27637991716,1cyclictest0-21swapper/221:24:182
2763599176,11cyclictest29290-21kworker/0:323:37:210
2763599176,11cyclictest29290-21kworker/0:323:37:210
27635991715,2cyclictest20925-21kworker/0:021:12:010
27635991712,5cyclictest12281-21kworker/0:222:01:010
27635991711,6cyclictest14339-21kworker/0:322:12:050
256722170,1sleep025670-21sshd00:09:050
192872170,0sleep20-21swapper/222:45:352
79562160,1sleep11734-21runrttasks20:25:001
2763899160,15cyclictest0-21swapper/323:30:443
2763899160,15cyclictest0-21swapper/323:30:443
2763599168,5cyclictest0-21swapper/000:01:090
2763599168,4cyclictest0-21swapper/023:54:180
27635991614,2cyclictest9666-21kworker/0:023:21:120
2763599160,9cyclictest22094-21sshd21:43:000
2763599160,13cyclictest0-21swapper/021:58:020
2763599160,10cyclictest13027-21sshd22:25:090
180772160,1sleep00-21swapper/023:28:230
153232160,0sleep215321-21bash21:56:382
148842160,1sleep014887-21bash23:19:330
139772160,1sleep013978-21sshd23:13:440
27638991513,1cyclictest1892-21sshd00:09:533
27638991513,1cyclictest0-21swapper/322:40:553
2763699159,5cyclictest0-21swapper/121:59:411
27636991514,1cyclictest21790-21sshd23:57:161
27636991513,1cyclictest30341-21sshd21:18:041
27636991513,1cyclictest23560-21sshd23:20:161
2763599159,5cyclictest0-21swapper/023:08:390
2763599159,3cyclictest0-21swapper/000:14:240
2763599153,2cyclictest0-21swapper/021:32:490
27635991510,1cyclictest0-21swapper/000:20:280
2763599150,9cyclictest1596-21sshd21:21:340
2763599150,9cyclictest1596-21sshd21:21:330
2763599150,4cyclictest0-21swapper/000:25:290
2763599150,12cyclictest0-21swapper/000:39:270
168902150,0sleep30-21swapper/323:16:483
56142140,0sleep20-21swapper/223:38:422
56142140,0sleep20-21swapper/223:38:422
320372140,0sleep00-21swapper/021:35:170
2763899149,4cyclictest0-21swapper/322:11:443
2763899149,2cyclictest0-21swapper/323:50:303
27638991412,1cyclictest0-21swapper/300:33:213
2763899140,1cyclictest0-21swapper/323:08:363
2763799149,4cyclictest28510-21sshd22:52:092
27637991412,1cyclictest0-21swapper/221:37:092
27637991412,1cyclictest0-21swapper/221:19:372
27636991410,1cyclictest115650irq/25-eth023:04:581
2763699140,13cyclictest0-21swapper/122:28:091
2763699140,13cyclictest0-21swapper/121:51:051
2763699140,10cyclictest0-21swapper/123:36:031
2763699140,10cyclictest0-21swapper/123:36:021
2763699140,10cyclictest0-21swapper/123:15:551
2763599149,4cyclictest0-21swapper/022:15:140
27635991412,2cyclictest2036-21kworker/0:022:32:540
27635991410,2cyclictest0-21swapper/022:48:460
2763599140,9cyclictest3406-21sshd00:15:360
2763899138,2cyclictest26810-21sshd21:20:313
2763899138,2cyclictest26810-21sshd21:20:303
2763899133,9cyclictest2251-21bash21:26:573
2763899132,10cyclictest0-21swapper/322:20:583
27638991311,1cyclictest2804-21sshd21:10:013
27638991311,1cyclictest14880-21sshd22:59:343
27638991311,1cyclictest11122-21cp23:02:023
27638991310,2cyclictest420-21bash21:32:313
2763899130,4cyclictest17876-21sshd00:39:563
2763899130,2cyclictest0-21swapper/323:11:163
2763899130,12cyclictest3125-21sshd21:41:173
2763899130,12cyclictest0-21swapper/323:38:143
2763899130,12cyclictest0-21swapper/323:38:143
2763899130,12cyclictest0-21swapper/322:54:163
2763899130,12cyclictest0-21swapper/322:26:383
2763899130,10cyclictest4508-21bash00:10:063
2763799139,3cyclictest0-21swapper/223:50:162
2763799139,3cyclictest0-21swapper/222:16:002
2763799139,3cyclictest0-21swapper/222:05:112
2763799138,2cyclictest9255-21sshd22:21:522
2763799131,1cyclictest15772-21sshd00:02:282
2763799130,12cyclictest19832-21sshd21:42:482
2763799130,12cyclictest16925-21sshd23:28:162
2763799130,12cyclictest16133-21bash22:36:462
2763799130,12cyclictest15785-21sshd23:13:552
2763799130,12cyclictest0-21swapper/200:08:182
2763799130,10cyclictest27230-21sshd00:35:002
2763799130,10cyclictest19348-21sshd22:31:202
2763799130,10cyclictest0-21swapper/223:18:182
2763699139,1cyclictest115650irq/25-eth021:30:361
2763699138,4cyclictest9896-21bash21:13:251
2763699138,2cyclictest20032-21sshd23:48:351
2763699138,2cyclictest14480-21df22:45:141
2763699138,2cyclictest0-21swapper/100:10:111
2763699131,3cyclictest0-21swapper/122:21:041
2763699130,4cyclictest28615-21sshd22:03:351
2763699130,2cyclictest26513-21sshd23:06:131
2763699130,2cyclictest23891-21sshd23:51:431
2763699130,2cyclictest0-21swapper/123:26:551
2763699130,12cyclictest5507-21sshd21:21:321
2763699130,12cyclictest5507-21sshd21:21:321
2763699130,12cyclictest16264-21bash00:36:511
2763699130,12cyclictest15906-21bash22:05:181
2763699130,12cyclictest10602-21bash00:16:171
2763699130,12cyclictest0-21swapper/123:33:171
2763699130,12cyclictest0-21swapper/123:33:171
2763699130,12cyclictest0-21swapper/121:43:141
2763599139,3cyclictest0-21swapper/022:05:170
2763599138,4cyclictest2382-21diskmemload23:01:400
2763599138,2cyclictest6035-21sshd23:55:500
2763599131,1cyclictest5772-21sshd21:18:470
2763599130,4cyclictest26198-21bash22:40:270
2763599130,12cyclictest0-21swapper/021:51:200
2763599130,10cyclictest0-21swapper/022:58:310
25392130,0sleep30-21swapper/323:55:313
2763899129,2cyclictest0-21swapper/323:26:303
2763899129,2cyclictest0-21swapper/300:01:053
2763899121,10cyclictest0-21swapper/323:41:303
2763899120,11cyclictest0-21swapper/321:35:013
2763799129,2cyclictest0-21swapper/222:10:502
2763799129,2cyclictest0-21swapper/222:00:132
2763799129,2cyclictest0-21swapper/221:25:152
2763799128,1cyclictest0-21swapper/221:46:232
2763799121,10cyclictest0-21swapper/223:02:202
27637991210,1cyclictest0-21swapper/223:30:052
27637991210,1cyclictest0-21swapper/223:30:052
2763799120,11cyclictest0-21swapper/200:20:202
2763699123,8cyclictest0-21swapper/121:36:441
2763699121,9cyclictest115650irq/25-eth021:45:191
2763699120,2cyclictest0-21swapper/123:10:241
2763699120,12cyclictest0-21swapper/122:41:021
2763699120,11cyclictest32054-21sshd22:15:191
2763599129,2cyclictest0-21swapper/019:15:010
2763599128,3cyclictest12478-21sshd21:25:050
27635991210,2cyclictest20925-21kworker/0:021:00:210
2763899119,1cyclictest0-21swapper/320:50:143
2763899119,1cyclictest0-21swapper/320:10:153
2763899119,1cyclictest0-21swapper/319:25:163
2763899118,2cyclictest0-21swapper/320:45:143
2763899118,2cyclictest0-21swapper/319:15:023
2763799119,1cyclictest0-21swapper/220:35:142
2763799118,2cyclictest0-21swapper/221:05:142
2763799118,2cyclictest0-21swapper/221:05:142
2763799113,7cyclictest0-21swapper/221:01:432
2763799110,1cyclictest0-21swapper/219:40:232
2763699110,11cyclictest0-21swapper/120:17:031
2763699110,11cyclictest0-21swapper/119:51:501
2763699110,11cyclictest0-21swapper/119:22:331
2763699110,11cyclictest0-21swapper/119:14:331
2763699110,10cyclictest8537-21perl19:30:121
2763699110,10cyclictest0-21swapper/119:47:251
2763599119,1cyclictest0-21swapper/019:25:160
2763599117,2cyclictest20925-21kworker/0:020:54:590
2763599115,2cyclictest0-21swapper/020:15:170
27635991110,1cyclictest0-21swapper/019:48:390
2763599110,9cyclictest0-21swapper/020:55:190
2763599110,8cyclictest0-21swapper/019:53:200
2763599110,11cyclictest0-21swapper/021:06:300
2763599110,11cyclictest0-21swapper/021:06:300
2763599110,10cyclictest0-21swapper/020:00:140
2763899109,1cyclictest0-21swapper/319:55:343
2763899109,1cyclictest0-21swapper/319:52:533
2763899108,1cyclictest17894-21perl20:40:143
2763899108,1cyclictest0-21swapper/320:30:153
2763899100,9cyclictest2928-21fschecks_time20:15:153
2763899100,9cyclictest17517-21fschecks_time19:45:153
2763899100,9cyclictest11277-21diskstats19:35:143
2763899100,9cyclictest0-21swapper/321:05:153
2763899100,9cyclictest0-21swapper/321:05:153
2763899100,1cyclictest26487-21fschecks_time20:00:143
2763799109,1cyclictest0-21swapper/220:55:112
2763799109,1cyclictest0-21swapper/219:50:092
2763799108,1cyclictest0-21swapper/220:05:142
2763799100,9cyclictest0-21swapper/220:10:162
2763799100,9cyclictest0-21swapper/219:15:142
2763799100,10cyclictest0-21swapper/220:16:172
2763799100,10cyclictest0-21swapper/219:36:042
2763799100,10cyclictest0-21swapper/219:33:592
2763699109,1cyclictest0-21swapper/121:04:201
2763699109,1cyclictest0-21swapper/120:11:151
2763699109,1cyclictest0-21swapper/120:08:131
2763699109,1cyclictest0-21swapper/119:41:501
2763699108,1cyclictest1734-21runrttasks19:55:131
2763699100,1cyclictest0-21swapper/120:31:201
2763699100,10cyclictest0-21swapper/121:08:451
2763699100,10cyclictest0-21swapper/121:08:441
2763599107,3cyclictest20925-21kworker/0:020:25:570
2763599107,1cyclictest20925-21kworker/0:020:05:140
2763599107,1cyclictest20925-21kworker/0:019:41:080
2763599107,1cyclictest20925-21kworker/0:019:38:350
2763599107,1cyclictest20925-21kworker/0:019:22:040
2763599106,3cyclictest20925-21kworker/0:020:21:290
2763599100,9cyclictest0-21swapper/020:45:140
2763599100,9cyclictest0-21swapper/020:10:180
2763599100,9cyclictest0-21swapper/019:30:120
2763599100,9cyclictest0-21swapper/019:10:140
2763599100,1cyclictest14918-21tune2fs20:35:150
2763599100,1cyclictest0-21swapper/020:42:060
2763599100,1cyclictest0-21swapper/020:30:160
276389998,1cyclictest0-21swapper/320:55:143
276389990,9cyclictest0-21swapper/320:08:073
276389990,6cyclictest0-21swapper/320:24:433
276389990,1cyclictest0-21swapper/320:35:143
276379998,1cyclictest0-21swapper/220:40:472
276379998,1cyclictest0-21swapper/220:20:142
276379998,1cyclictest0-21swapper/219:12:292
276379990,9cyclictest0-21swapper/219:25:582
276379990,1cyclictest23870-21smartctl20:50:142
276369998,1cyclictest0-21swapper/120:51:401
276369997,1cyclictest8927-21fschecks_time20:25:141
276389980,0cyclictest0-21swapper/319:30:133
276379988,0cyclictest0-21swapper/219:55:142
276379987,1cyclictest0-21swapper/220:30:472
276379983,4cyclictest0-21swapper/220:26:132
276379982,5cyclictest0-21swapper/220:46:132
276369987,1cyclictest0-21swapper/119:26:301
276369981,6cyclictest0-21swapper/119:35:161
276389975,1cyclictest29484-21taskset19:10:323
276389975,1cyclictest2293-21sh19:20:123
276389971,5cyclictest0-21swapper/319:40:193
276379975,1cyclictest3653-21unixbench_singl19:20:222
276379971,5cyclictest0-21swapper/220:00:132
276369971,5cyclictest0-21swapper/120:35:141
276369970,6cyclictest0-21swapper/120:45:141
276369970,6cyclictest0-21swapper/120:40:141
276369970,6cyclictest0-21swapper/119:15:011
276389960,5cyclictest0-21swapper/321:00:163
276379960,2cyclictest0-21swapper/219:45:182
276369960,2cyclictest0-21swapper/120:00:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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