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2026-09-18 - 00:24
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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 Thu Sep 17, 2026 12:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
921921040,1sleep39205-21sshd11:39:173
921921040,1sleep39205-21sshd11:39:163
87012900,0sleep18559-21sshd12:20:131
204012840,0sleep10-21swapper/109:51:401
172312780,1sleep10-21swapper/107:05:251
62962720,1sleep36297-21bash12:28:543
227282660,1sleep222727-21sshd11:46:182
1746326326,19sleep20-21swapper/207:06:302
60582570,1sleep00-21swapper/010:22:380
276742560,0sleep10-21swapper/111:46:451
244552550,0sleep224454-21id09:34:252
195922550,1sleep30-21swapper/309:16:283
1774225533,18sleep00-21swapper/007:09:580
117202550,0sleep228-21rcuc/211:18:532
321942530,0sleep10-21swapper/111:23:411
184172530,0sleep20-21swapper/211:54:472
184172530,0sleep20-21swapper/211:54:472
17452530,1sleep21748-21sshd11:06:122
5392520,0sleep3538-21bash09:49:563
314122520,0sleep231401-21sshd12:28:122
313212520,1sleep131315-21sshd10:42:311
297962510,1sleep029795-21bash12:16:120
274182500,0sleep20-21swapper/209:46:232
227352500,0sleep30-21swapper/309:54:533
1763925029,18sleep30-21swapper/307:08:443
133762500,0sleep10-21swapper/109:24:431
306582490,0sleep130657-21bash10:39:351
208262490,0sleep30-21swapper/312:18:243
238122480,0sleep123813-21sshd09:25:311
86172460,1sleep31620-21nfsd09:21:163
80162460,0sleep20-21swapper/211:33:162
21042460,1sleep02103-21bash10:57:280
172022450,0sleep210694-21diskmemload10:41:122
136502430,0sleep110694-21diskmemload10:29:131
4082410,1sleep310694-21diskmemload10:57:183
128412230,0sleep10-21swapper/110:52:371
1800599220,1cyclictest0-21swapper/312:06:463
18003992220,1cyclictest22277-21sshd12:27:201
1800299220,21cyclictest6893-21sshd12:37:430
254032210,0sleep025397-21sshd09:22:500
18004992119,1cyclictest0-21swapper/210:31:152
210362200,0sleep10-21swapper/110:59:131
1800299202,14cyclictest12872-21kworker/0:211:23:290
18003991917,1cyclictest9496-21sshd12:17:201
1800299193,13cyclictest32286-21kworker/0:212:10:490
1800299192,14cyclictest29901-21kworker/0:011:16:490
1800299192,14cyclictest24970-21kworker/0:108:26:140
1800299191,13cyclictest26108-21kworker/0:212:26:340
1800299183,13cyclictest9566-21kworker/0:211:13:130
1800299183,13cyclictest24970-21kworker/0:107:55:230
1800299183,12cyclictest24970-21kworker/0:108:54:180
1800299183,12cyclictest24970-21kworker/0:107:38:410
1800299182,15cyclictest24970-21kworker/0:109:30:250
1800299182,14cyclictest9566-21kworker/0:211:08:310
1800299182,14cyclictest24970-21kworker/0:109:08:090
1800299182,13cyclictest29901-21kworker/0:012:01:530
1800299182,13cyclictest24970-21kworker/0:108:35:000
1800299182,13cyclictest24970-21kworker/0:108:19:460
1800299182,13cyclictest24970-21kworker/0:108:10:000
1800299182,13cyclictest24970-21kworker/0:107:46:370
1800299182,13cyclictest24970-21kworker/0:107:29:390
1800299182,13cyclictest12674-21kworker/0:209:11:150
1800299181,16cyclictest3222-21kworker/0:111:29:570
1800299181,15cyclictest29901-21kworker/0:011:31:070
1800299181,13cyclictest1367-21kworker/0:311:42:030
1800299180,17cyclictest0-21swapper/010:09:370
124262180,0sleep119-21rcuc/111:04:181
18005991715,1cyclictest0-21swapper/311:08:313
18004991715,1cyclictest0-21swapper/212:11:412
1800299174,11cyclictest24970-21kworker/0:108:40:520
1800299173,13cyclictest7230-21kworker/0:310:04:190
1800299173,13cyclictest4246-21kworker/0:209:52:370
1800299173,13cyclictest29901-21kworker/0:011:46:590
1800299173,13cyclictest22656-21kworker/0:110:48:360
1800299173,13cyclictest16452-21kworker/0:109:44:410
1800299173,13cyclictest14278-21kworker/0:312:32:100
1800299173,12cyclictest24970-21kworker/0:108:30:000
1800299173,12cyclictest17699-21kworker/0:007:18:310
1800299173,12cyclictest17699-21kworker/0:007:10:230
1800299173,12cyclictest14278-21kworker/0:311:59:070
1800299173,11cyclictest24970-21kworker/0:108:45:220
1800299173,11cyclictest17699-21kworker/0:007:20:130
1800299172,14cyclictest9566-21kworker/0:210:53:330
1800299172,14cyclictest5008-21kworker/0:112:05:050
1800299172,14cyclictest32710-21kworker/0:109:58:250
1800299172,14cyclictest32710-21kworker/0:109:58:250
1800299172,14cyclictest25750-21kworker/0:211:50:370
1800299172,14cyclictest25750-21kworker/0:211:50:370
1800299172,14cyclictest24748-21kworker/0:310:25:340
1800299172,14cyclictest14793-21kworker/0:009:48:510
1800299172,13cyclictest24970-21kworker/0:107:41:190
1800299172,13cyclictest24970-21kworker/0:107:33:290
1800299172,12cyclictest24970-21kworker/0:109:16:430
1800299172,12cyclictest24970-21kworker/0:108:55:120
18002991712,4cyclictest0-21swapper/011:02:270
1800299171,14cyclictest9566-21kworker/0:210:35:080
1800299171,14cyclictest24970-21kworker/0:109:25:130
1800299171,14cyclictest14793-21kworker/0:009:39:370
1800299171,14cyclictest14793-21kworker/0:009:39:370
1800299171,13cyclictest24970-21kworker/0:108:20:560
1800299170,14cyclictest24970-21kworker/0:109:00:120
1800299170,13cyclictest23020-21kworker/0:210:17:160
280292160,0sleep20-21swapper/210:24:412
202622160,0sleep320253-21sshd10:41:283
1800299164,11cyclictest24970-21kworker/0:107:51:350
1800299163,12cyclictest14278-21kworker/0:312:21:130
1800299162,14cyclictest9566-21kworker/0:210:30:220
1800299162,13cyclictest23020-21kworker/0:210:12:570
1800299162,13cyclictest13779-21kworker/0:211:35:210
1800299162,13cyclictest13779-21kworker/0:211:35:210
1800299162,12cyclictest24970-21kworker/0:108:05:560
1800299160,13cyclictest31663-21kworker/0:010:40:140
99342150,1sleep228-21rcuc/212:02:442
285842150,0sleep20-21swapper/209:58:172
285842150,0sleep20-21swapper/209:58:172
224762150,0sleep20-21swapper/211:14:012
1800599155,9cyclictest26374-21sshd12:33:383
1800599150,14cyclictest18469-21bash11:57:403
1800599150,14cyclictest10694-21diskmemload10:38:383
1800599150,14cyclictest0-21swapper/310:25:433
1800599150,13cyclictest1621-21nfsd10:24:273
1800299152,11cyclictest24970-21kworker/0:108:01:150
1800299152,11cyclictest24970-21kworker/0:108:01:150
152042150,0sleep20-21swapper/210:26:222
142592150,0sleep114261-21sshd09:30:281
88362140,0sleep20-21swapper/209:27:082
4792140,0sleep30-21swapper/310:07:273
231652140,0sleep30-21swapper/309:34:183
1800599149,4cyclictest0-21swapper/309:13:363
18005991412,1cyclictest0-21swapper/310:50:493
1800599140,5cyclictest0-21swapper/312:01:043
1800599140,13cyclictest0-21swapper/311:12:153
1800599140,13cyclictest0-21swapper/309:41:403
18004991413,1cyclictest29587-21sh11:00:012
1800499140,13cyclictest17235-21id12:23:592
1800499140,13cyclictest0-21swapper/209:52:452
1800499140,13cyclictest0-21swapper/209:38:452
1800499140,13cyclictest0-21swapper/209:38:452
1800399147,4cyclictest26694-21cp10:21:341
1800399140,2cyclictest29284-21sshd11:32:141
1800399140,13cyclictest20119-21bash10:06:161
1800399140,13cyclictest0-21swapper/112:10:321
1800399140,13cyclictest0-21swapper/112:05:021
1800399140,13cyclictest0-21swapper/109:12:451
75062130,0sleep20-21swapper/211:42:012
228772130,0sleep20-21swapper/209:43:062
1800599139,1cyclictest13806-21sshd12:20:383
1800599138,4cyclictest0-21swapper/311:30:093
1800599138,2cyclictest0-21swapper/312:11:593
1800599138,2cyclictest0-21swapper/310:12:563
1800599137,2cyclictest0-21swapper/309:35:363
1800599137,2cyclictest0-21swapper/309:35:363
1800599133,1cyclictest717-21sshd11:20:433
18005991311,1cyclictest25196-21sshd11:25:553
1800599131,11cyclictest0-21swapper/311:00:393
1800599131,11cyclictest0-21swapper/308:30:193
1800599130,2cyclictest12694-21sshd11:15:573
1800599130,2cyclictest0-21swapper/310:30:443
1800599130,2cyclictest0-21swapper/309:58:273
1800599130,2cyclictest0-21swapper/309:58:273
1800599130,13cyclictest0-21swapper/309:27:353
1800599130,12cyclictest10694-21diskmemload10:16:093
1800599130,12cyclictest0-21swapper/311:40:293
1800599130,12cyclictest0-21swapper/310:46:283
1800499139,1cyclictest126750irq/25-eth012:17:042
1800499138,4cyclictest925-21sshd10:07:292
18004991312,1cyclictest0-21swapper/212:33:292
18004991312,1cyclictest0-21swapper/210:37:052
1800499130,2cyclictest0-21swapper/210:11:152
1800499130,12cyclictest3924-21sshd11:56:182
1800499130,12cyclictest16567-21sshd12:35:332
1800499130,12cyclictest0-21swapper/211:29:142
1800499130,12cyclictest0-21swapper/210:53:482
1800499130,12cyclictest0-21swapper/210:01:422
1800399138,2cyclictest0-21swapper/112:35:361
1800399131,9cyclictest19015-21sshd10:12:031
1800399131,11cyclictest0-21swapper/110:15:431
18003991310,2cyclictest0-21swapper/111:05:461
1800399130,2cyclictest1721-21sshd09:47:021
1800399130,2cyclictest0-21swapper/109:38:101
1800399130,2cyclictest0-21swapper/109:38:101
1800399130,1cyclictest0-21swapper/110:30:591
1800399130,12cyclictest2637-21sshd09:41:151
1800399130,12cyclictest10269-21sshd11:56:531
1800399130,12cyclictest0-21swapper/111:11:401
1800599129,2cyclictest0-21swapper/311:45:243
1800599129,2cyclictest0-21swapper/310:00:423
1800599129,2cyclictest0-21swapper/308:50:133
1800599129,2cyclictest0-21swapper/308:05:123
1800599121,2cyclictest0-21swapper/307:50:113
1800599121,2cyclictest0-21swapper/307:40:173
1800599121,10cyclictest0-21swapper/308:15:153
1800599121,10cyclictest0-21swapper/307:35:133
1800599120,11cyclictest10694-21diskmemload12:35:083
1800599120,11cyclictest0-21swapper/311:51:083
1800599120,11cyclictest0-21swapper/311:51:073
1800599120,11cyclictest0-21swapper/308:40:133
1800599120,11cyclictest0-21swapper/307:25:173
1800499129,2cyclictest0-21swapper/211:01:192
1800499129,2cyclictest0-21swapper/208:45:132
1800499129,2cyclictest0-21swapper/208:30:142
1800499129,2cyclictest0-21swapper/208:00:122
1800499129,2cyclictest0-21swapper/208:00:122
1800499129,2cyclictest0-21swapper/207:20:142
1800499128,4cyclictest1620-21nfsd10:15:272
1800499122,9cyclictest0-21swapper/212:06:402
1800499121,2cyclictest0-21swapper/209:15:212
1800499121,10cyclictest0-21swapper/208:35:212
1800499121,10cyclictest0-21swapper/207:55:142
1800499121,10cyclictest0-21swapper/207:40:122
1800499120,1cyclictest0-21swapper/209:13:592
1800499120,11cyclictest0-21swapper/211:35:342
1800499120,11cyclictest0-21swapper/211:35:342
1800499120,11cyclictest0-21swapper/211:21:242
1800499120,11cyclictest0-21swapper/209:20:012
1800499120,11cyclictest0-21swapper/207:16:502
1800399129,2cyclictest0-21swapper/112:30:351
1800399129,2cyclictest0-21swapper/109:15:331
1800399129,2cyclictest0-21swapper/109:00:131
1800399129,2cyclictest0-21swapper/108:40:141
1800399129,2cyclictest0-21swapper/108:25:141
1800399129,2cyclictest0-21swapper/108:00:091
1800399129,2cyclictest0-21swapper/108:00:091
1800399129,2cyclictest0-21swapper/107:30:121
1800399127,4cyclictest12125-21sshd12:00:031
1800399121,10cyclictest0-21swapper/111:40:511
1800399121,10cyclictest0-21swapper/111:36:161
1800399121,10cyclictest0-21swapper/111:36:161
1800399121,10cyclictest0-21swapper/111:25:271
1800399121,10cyclictest0-21swapper/110:45:301
1800399121,10cyclictest0-21swapper/107:25:111
18003991210,1cyclictest22000-21bash10:00:321
1800399120,9cyclictest0-21swapper/111:15:431
1800399120,11cyclictest5915-21startusblogging09:00:001
1800399120,11cyclictest0-21swapper/111:50:041
1800399120,11cyclictest0-21swapper/111:50:041
1800399120,11cyclictest0-21swapper/109:56:441
1800399120,11cyclictest0-21swapper/109:56:441
1800399120,11cyclictest0-21swapper/107:50:101
1800399120,11cyclictest0-21swapper/107:15:011
1800599118,2cyclictest0-21swapper/308:25:133
1800599118,2cyclictest0-21swapper/307:20:153
1800599110,2cyclictest0-21swapper/309:05:123
1800599110,10cyclictest0-21swapper/309:00:203
1800599110,10cyclictest0-21swapper/308:55:133
1800599110,10cyclictest0-21swapper/307:45:133
1800599110,10cyclictest0-21swapper/307:30:153
1800499119,1cyclictest15606-21hddtemp_smartct08:10:172
1800499118,2cyclictest0-21swapper/207:35:192
1800499111,9cyclictest0-21swapper/210:45:202
1800499110,2cyclictest0-21swapper/208:55:112
1800499110,10cyclictest0-21swapper/209:05:122
1800499110,10cyclictest0-21swapper/209:00:112
1800499110,10cyclictest0-21swapper/208:25:112
1800499110,10cyclictest0-21swapper/207:45:122
1800499110,10cyclictest0-21swapper/207:25:192
1800399119,1cyclictest0-21swapper/108:15:201
1800399119,1cyclictest0-21swapper/108:10:131
1800399119,1cyclictest0-21swapper/107:10:131
1800399118,3cyclictest0-21swapper/107:37:391
1800399118,2cyclictest0-21swapper/109:05:141
1800399118,2cyclictest0-21swapper/108:35:121
1800399110,2cyclictest0-21swapper/107:20:121
1800399110,10cyclictest25603-21ntp_states08:30:181
1800399110,10cyclictest2046-21grep08:50:161
1800399110,10cyclictest0-21swapper/107:55:141
1800599108,1cyclictest26696-21apache_processe08:35:133
1800599108,1cyclictest22365-21ntp_states07:15:193
1800599108,1cyclictest19565-21timerandwakeup07:10:223
1800599100,9cyclictest20665-21strings08:20:203
1800599100,9cyclictest0-21swapper/308:45:143
1800599100,9cyclictest0-21swapper/307:55:223
1800599100,1cyclictest0-21swapper/308:04:333
1800599100,1cyclictest0-21swapper/308:04:333
1800599100,10cyclictest0-21swapper/308:11:383
1800499108,1cyclictest18344-21expr07:10:112
1800499108,1cyclictest1783-21df08:50:142
1800499108,1cyclictest0-21swapper/208:20:142
1800499107,2cyclictest0-21swapper/208:05:142
1800499107,2cyclictest0-21swapper/207:30:212
1800499100,1cyclictest6576-21ntp_states07:50:182
1800499100,1cyclictest29071-21apache_volume08:40:132
1800499100,1cyclictest0-21swapper/208:15:192
1800399108,1cyclictest0-21swapper/108:45:141
1800399107,2cyclictest0-21swapper/108:20:161
1800399100,9cyclictest1829-21ntp_states07:40:171
1800399100,10cyclictest0-21swapper/107:47:241
180039987,1cyclictest0-21swapper/108:05:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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