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2026-08-09 - 19:45
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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 376 highest latencies:
System rack3slot0.osadl.org (updated Sun Aug 09, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
157192910,0sleep015718-21sshd11:25:300
280212700,1sleep428010-21sshd09:41:554
288522560,0sleep20-21swapper/211:55:112
225772540,0sleep20-21swapper/212:19:542
86702530,0sleep70-21swapper/710:38:447
951825249,1sleep40-21swapper/407:01:084
305562520,2sleep11174899cyclictest12:16:251
83762500,0sleep60-21swapper/610:38:436
255052490,3sleep2311rcuc/210:55:132
200592490,0sleep10-21swapper/109:08:281
293392480,0sleep00-21swapper/009:43:590
165832480,0sleep30-21swapper/311:25:333
69992460,0sleep30-21swapper/312:15:073
53812460,0sleep40-21swapper/410:15:264
283622450,0sleep30-21swapper/311:08:513
27522450,0sleep50-21swapper/511:28:315
282492440,0sleep00-21swapper/008:30:550
21922440,0sleep00-21swapper/007:45:550
136222440,0sleep00-21swapper/009:54:400
98742430,0sleep19871-21sshd12:09:281
278092430,1sleep127801-21sshd10:45:431
216252430,0sleep20-21swapper/211:29:412
20662430,0sleep70-21swapper/711:22:417
37412420,0sleep00-21swapper/012:01:180
174702420,0sleep40-21swapper/410:33:284
84482410,0sleep00-21swapper/012:15:120
75812410,0sleep70-21swapper/711:28:507
72232410,0sleep119919-21kworker/1:111:13:221
72232410,0sleep119919-21kworker/1:111:13:221
254492410,0sleep00-21swapper/009:32:060
224632410,0sleep30-21swapper/310:49:133
19742410,2sleep01174099cyclictest11:36:110
174102410,2sleep11174899cyclictest10:46:551
1136024130,8sleep50-21swapper/507:03:175
91242400,0sleep10-21swapper/109:35:031
88882400,0sleep60-21swapper/609:40:536
54332400,0sleep25429-21sshd09:36:402
163592400,0sleep50-21swapper/509:23:545
133912400,0sleep10-21swapper/109:01:071
1144024027,9sleep00-21swapper/007:04:250
50722390,0sleep00-21swapper/009:38:380
254712390,0sleep60-21swapper/611:43:226
205492390,0sleep20-21swapper/209:16:222
198372390,2sleep71178899cyclictest09:26:047
125562390,0sleep50-21swapper/509:52:375
120162390,0sleep00-21swapper/010:33:080
1137523926,9sleep20-21swapper/207:03:302
1123223927,8sleep30-21swapper/307:01:313
1122723926,9sleep70-21swapper/707:01:277
904123825,9sleep60-21swapper/607:01:026
308412380,0sleep70-21swapper/711:57:097
262032380,0sleep00-21swapper/010:16:340
217812380,0sleep30-21swapper/311:18:043
150102380,2sleep01174099cyclictest11:00:230
140602380,0sleep00-21swapper/011:27:140
1134723826,9sleep10-21swapper/107:03:051
111272380,0sleep20-21swapper/211:21:162
267142370,0sleep71178899cyclictest10:01:127
29552340,0sleep12953-21sshd10:17:071
209862340,2sleep51177999cyclictest12:15:575
205802340,2sleep41177199cyclictest10:49:064
108112290,0sleep510810-21sshd11:46:175
1175699220,9cyclictest3007-21id10:28:452
1175699210,9cyclictest9288-21sshd09:13:512
1175699210,9cyclictest721-21dbus-daemon12:33:292
1175699210,9cyclictest26758-21grepconf.sh09:55:282
1175699210,11cyclictest16869-21sshd09:45:122
1175699210,10cyclictest11402-21grep09:48:422
1175699201,6cyclictest694-21nscd11:19:132
1175699200,9cyclictest2111-21rm10:05:362
1175699200,2cyclictest1-21systemd11:09:502
1175699190,9cyclictest31214-21rm10:13:042
1175699190,9cyclictest30107-21sshd10:22:372
1175699190,8cyclictest756-21sshd11:13:452
1175699190,8cyclictest756-21sshd11:13:452
1175699190,7cyclictest0-21swapper/210:18:572
1175699190,12cyclictest10497-21bash10:36:522
1175699190,10cyclictest5363-21grep10:59:482
1175699190,10cyclictest0-21swapper/211:58:412
11740991914,4cyclictest9-21ksoftirqd/011:56:150
185162180,0sleep60-21swapper/611:10:146
137702180,0sleep10-21swapper/110:29:251
1177999184,6cyclictest4939-21grepconf.sh10:53:585
1175699182,6cyclictest0-21swapper/212:08:202
1175699180,9cyclictest0-21swapper/211:48:022
1175699180,8cyclictest721-21dbus-daemon09:08:012
1175699180,8cyclictest15031-21grepconf.sh10:31:202
1175699180,8cyclictest14333-21sshd10:41:022
1175699180,7cyclictest0-21swapper/209:58:022
1175699180,2cyclictest29090-21bash11:31:592
1175699180,10cyclictest16688-21grep12:27:122
1175699180,1cyclictest0-21swapper/211:45:472
1175699180,1cyclictest0-21swapper/209:29:022
11740991816,2cyclictest9-21ksoftirqd/011:32:590
11740991815,3cyclictest9-21ksoftirqd/012:10:140
11740991815,3cyclictest9-21ksoftirqd/010:42:150
11740991814,1cyclictest9-21ksoftirqd/012:35:020
11740991814,1cyclictest9-21ksoftirqd/010:36:490
1175699170,7cyclictest20706-21sshd11:02:352
1175699170,7cyclictest0-21swapper/212:03:052
1175699170,6cyclictest0-21swapper/209:23:582
1175699170,3cyclictest0-21swapper/212:25:002
1175699170,1cyclictest904-21systemd-cgroups11:36:092
11740991715,1cyclictest9-21ksoftirqd/010:08:030
11740991715,1cyclictest9-21ksoftirqd/009:21:080
11740991713,3cyclictest9-21ksoftirqd/011:02:440
1175699160,2cyclictest10238-21bash12:11:192
1175699160,10cyclictest17867-21grepconf.sh09:33:362
11748991614,1cyclictest25-21ksoftirqd/112:27:091
11740991615,1cyclictest9-21ksoftirqd/009:49:210
11740991615,1cyclictest9-21ksoftirqd/009:08:370
11740991614,1cyclictest9-21ksoftirqd/012:27:570
11740991614,1cyclictest9-21ksoftirqd/012:19:100
11740991614,1cyclictest9-21ksoftirqd/011:15:550
11740991614,1cyclictest9-21ksoftirqd/011:15:470
11740991614,1cyclictest9-21ksoftirqd/011:15:470
11740991614,1cyclictest9-21ksoftirqd/010:14:320
11740991614,1cyclictest9-21ksoftirqd/009:27:130
11740991612,1cyclictest9-21ksoftirqd/009:15:280
63072150,2sleep71178899cyclictest09:48:227
324782150,1sleep665-21ksoftirqd/609:53:506
207552150,0sleep10-21swapper/110:31:411
11787991513,1cyclictest65-21ksoftirqd/610:05:116
1177999158,3cyclictest0-21swapper/511:02:595
1177999150,11cyclictest4566-21bash12:12:585
1175699150,6cyclictest0-21swapper/210:46:502
11740991514,1cyclictest9-21ksoftirqd/011:42:160
11740991514,1cyclictest9-21ksoftirqd/010:21:110
11740991513,1cyclictest9-21ksoftirqd/012:21:200
11740991513,1cyclictest9-21ksoftirqd/011:52:530
11740991513,1cyclictest9-21ksoftirqd/011:47:080
11740991513,1cyclictest9-21ksoftirqd/011:06:170
11740991513,1cyclictest9-21ksoftirqd/010:50:580
11740991512,1cyclictest9-21ksoftirqd/010:27:490
304482140,0sleep130439-21sshd11:32:041
252412140,0sleep30-21swapper/311:14:283
252412140,0sleep30-21swapper/311:14:283
225412140,1sleep722538-21sshd09:57:037
223952140,0sleep60-21swapper/610:33:466
218792140,0sleep41-21systemd11:41:124
1178899148,3cyclictest73-21ksoftirqd/711:11:027
1178899148,3cyclictest73-21ksoftirqd/711:11:027
11787991413,1cyclictest65-21ksoftirqd/609:16:276
1178799140,13cyclictest7056-21kworker/6:111:56:126
1177999147,6cyclictest25024-21grepconf.sh09:18:375
1177999140,2cyclictest17781-21grepconf.sh11:08:125
11764991413,1cyclictest41-21ksoftirqd/312:18:533
11764991411,2cyclictest41-21ksoftirqd/310:33:423
11748991412,1cyclictest25-21ksoftirqd/111:30:401
11740991413,1cyclictest9-21ksoftirqd/010:47:160
11740991412,1cyclictest9-21ksoftirqd/010:01:510
11740991412,1cyclictest9-21ksoftirqd/009:56:530
11740991412,1cyclictest9-21ksoftirqd/009:16:070
311172130,0sleep40-21swapper/409:20:564
263692130,0sleep40-21swapper/410:22:234
11788991312,1cyclictest73-21ksoftirqd/709:16:127
11788991311,1cyclictest73-21ksoftirqd/710:16:557
11788991311,1cyclictest73-21ksoftirqd/709:52:497
1178799139,3cyclictest65-21ksoftirqd/611:55:216
11787991312,1cyclictest65-21ksoftirqd/609:42:366
11787991311,2cyclictest65-21ksoftirqd/611:36:216
11787991311,1cyclictest65-21ksoftirqd/610:11:126
11787991311,1cyclictest65-21ksoftirqd/609:26:356
1177999136,6cyclictest12015-21sshd11:38:445
1177999135,7cyclictest29251-21grep09:15:035
1177999134,8cyclictest9956-21sshd09:46:375
1177999134,8cyclictest23659-21bash09:37:475
1177999130,2cyclictest8008-21bash10:56:055
1177999130,1cyclictest0-21swapper/509:06:075
11764991311,1cyclictest41-21ksoftirqd/311:33:233
11764991311,1cyclictest41-21ksoftirqd/311:04:253
11764991311,1cyclictest41-21ksoftirqd/309:22:433
11764991311,1cyclictest41-21ksoftirqd/309:13:203
11764991310,2cyclictest17187-21sshd10:02:333
1176499130,13cyclictest0-21swapper/311:39:273
1176499130,12cyclictest0-21swapper/309:19:183
1175699130,9cyclictest4679-21grepconf.sh10:09:342
11748991312,1cyclictest25-21ksoftirqd/109:15:411
1174899130,2cyclictest7253-21bash11:36:281
117432130,0sleep30-21swapper/311:54:083
295272120,0sleep40-21swapper/410:16:464
258692120,0sleep70-21swapper/712:31:367
255132125,3sleep30-21swapper/312:23:573
253282120,0sleep30-21swapper/311:56:493
249652120,0sleep70-21swapper/711:06:397
171792120,0sleep10-21swapper/110:00:421
119312120,1sleep71-21systemd10:21:307
1178899122,4cyclictest25685-21sshd11:53:007
1178899122,4cyclictest21400-21sshd12:17:507
11788991211,1cyclictest73-21ksoftirqd/710:46:277
11788991210,1cyclictest73-21ksoftirqd/711:39:157
1178799128,3cyclictest65-21ksoftirqd/609:56:046
1178799124,5cyclictest28887-21cp10:51:276
1178799124,4cyclictest6981-21bash10:42:276
1178799124,4cyclictest3707-21sshd11:45:596
11787991211,1cyclictest65-21ksoftirqd/611:11:296
11787991211,1cyclictest65-21ksoftirqd/611:11:296
11787991211,1cyclictest65-21ksoftirqd/610:09:256
11787991211,1cyclictest65-21ksoftirqd/609:22:216
11787991210,2cyclictest65-21ksoftirqd/611:31:296
11787991210,1cyclictest65-21ksoftirqd/612:24:506
1177999126,5cyclictest29364-21httpd11:22:285
1177999124,7cyclictest721-21dbus-daemon09:56:205
1177999124,7cyclictest721-21dbus-daemon09:28:395
1177999124,7cyclictest7193-21grep10:23:115
1177999124,7cyclictest31046-21sshd11:18:385
1177999124,7cyclictest30409-21bash11:41:415
1177999124,7cyclictest28937-21sshd12:29:575
1177999124,7cyclictest23897-21bash11:33:395
1177999124,7cyclictest16459-21grep10:46:515
1177999124,7cyclictest11902-21grepconf.sh11:59:575
1177999124,2cyclictest27811-21bash10:16:405
1177999123,8cyclictest8579-21rm12:21:015
1177999123,8cyclictest721-21dbus-daemon10:34:115
1177999121,5cyclictest721-21dbus-daemon09:32:075
1177999120,3cyclictest5345-21grepconf.sh10:36:335
1177999120,2cyclictest26067-21bash12:06:295
1177999120,11cyclictest21526-21sshd10:26:025
1177999120,0cyclictest0-21swapper/508:41:155
1177199129,2cyclictest6692-21grep11:48:014
1177199122,4cyclictest16176-21bash09:33:304
11771991210,1cyclictest49-21ksoftirqd/409:12:494
1177199120,11cyclictest16442-21sshd10:37:144
11764991211,1cyclictest41-21ksoftirqd/311:27:093
11764991210,1cyclictest709-21systemd-logind12:08:393
11764991210,1cyclictest41-21ksoftirqd/312:32:513
11764991210,1cyclictest41-21ksoftirqd/311:46:403
11764991210,1cyclictest41-21ksoftirqd/310:52:263
11764991210,1cyclictest41-21ksoftirqd/310:43:393
11764991210,1cyclictest41-21ksoftirqd/310:21:103
11764991210,1cyclictest41-21ksoftirqd/309:34:473
1174899122,4cyclictest6549-21sshd09:19:281
1174899122,4cyclictest31885-21bash12:05:001
1174899122,4cyclictest2897-21sshd12:12:521
1174899122,4cyclictest23734-21sshd11:18:121
1174899121,5cyclictest22173-21grep12:23:431
1174899121,5cyclictest17001-21grepconf.sh10:52:421
1174899120,1cyclictest131rcu_sched09:23:061
56212110,0sleep70-21swapper/710:11:297
168272110,0sleep40-21swapper/409:27:454
1178899119,1cyclictest73-21ksoftirqd/711:03:367
1178899119,1cyclictest73-21ksoftirqd/709:43:307
1178899119,1cyclictest73-21ksoftirqd/709:33:297
1178899119,1cyclictest73-21ksoftirqd/708:25:557
1178899119,1cyclictest721-21dbus-daemon10:56:577
1178899110,5cyclictest21426-21bash09:24:137
1178899110,10cyclictest5260-21sshd12:26:307
1178899110,10cyclictest23562-21sshd09:35:557
1178899110,1cyclictest1303-21sshd11:41:537
1178799119,1cyclictest65-21ksoftirqd/612:13:296
1178799119,1cyclictest65-21ksoftirqd/611:04:036
1178799119,1cyclictest65-21ksoftirqd/610:59:286
1178799119,1cyclictest65-21ksoftirqd/610:47:596
1178799119,1cyclictest65-21ksoftirqd/610:22:086
1178799119,1cyclictest65-21ksoftirqd/610:18:386
1178799119,1cyclictest65-21ksoftirqd/609:34:396
1178799112,5cyclictest29577-21grepconf.sh11:28:116
1178799110,10cyclictest32725-21grepconf.sh09:11:196
1178799110,10cyclictest16495-21kworker/6:209:06:086
1178799110,1cyclictest18507-21bash12:02:126
1177999114,6cyclictest31858-21grep11:51:245
1177999114,6cyclictest2071-21grep12:01:145
1177999114,2cyclictest752-21snmpd08:36:215
1177999113,7cyclictest4926-21cp10:11:265
1177999113,2cyclictest709-21systemd-logind10:42:195
1177999113,2cyclictest30993-21grepconf.sh10:01:245
1177999111,3cyclictest12660-21grep10:06:095
1177999110,2cyclictest5647-21bash11:11:175
1177999110,2cyclictest5647-21bash11:11:175
1177999110,2cyclictest32691-21grepconf.sh09:42:125
1177999110,2cyclictest14828-21sshd12:31:035
1177199119,1cyclictest49-21ksoftirqd/412:03:054
1177199119,1cyclictest49-21ksoftirqd/411:54:354
1177199119,1cyclictest49-21ksoftirqd/411:20:144
1177199119,1cyclictest0-21swapper/410:04:364
1177199112,4cyclictest3839-21sshd12:26:254
1177199112,4cyclictest22413-21sshd12:10:144
1177199112,4cyclictest18487-21sshd09:56:484
1177199112,4cyclictest16885-21sshd09:52:534
1177199110,1cyclictest0-21swapper/409:06:354
1176499119,1cyclictest41-21ksoftirqd/312:27:493
1176499119,1cyclictest41-21ksoftirqd/312:02:003
1176499119,1cyclictest41-21ksoftirqd/310:57:593
1176499119,1cyclictest41-21ksoftirqd/310:19:083
1176499119,1cyclictest41-21ksoftirqd/310:06:423
1176499119,1cyclictest41-21ksoftirqd/309:37:063
1176499119,1cyclictest41-21ksoftirqd/309:26:323
1176499115,3cyclictest857-21polkitd09:59:543
11764991110,1cyclictest41-21ksoftirqd/310:26:133
11764991110,1cyclictest41-21ksoftirqd/309:47:193
1174899119,1cyclictest25-21ksoftirqd/109:27:151
1174899118,2cyclictest10474-21grep09:38:591
1174899112,4cyclictest5111-21sshd10:25:031
1174899112,4cyclictest15926-21sshd09:46:591
1174899112,4cyclictest0-21swapper/111:50:251
1174899112,3cyclictest19111-21sshd11:02:291
1174899111,4cyclictest9650-21sshd10:02:051
1174899111,4cyclictest3153-21sshd10:07:301
1174899111,4cyclictest28516-21bash11:58:591
1174899110,5cyclictest12951-21cp11:23:211
1174899110,1cyclictest0-21swapper/110:36:031
5482100,0sleep10-21swapper/109:51:531
278142100,1sleep427813-21grepconf.sh10:53:234
1178899108,1cyclictest73-21ksoftirqd/711:49:017
1178899108,1cyclictest73-21ksoftirqd/711:20:127
1178899108,1cyclictest73-21ksoftirqd/710:51:117
1178899108,1cyclictest73-21ksoftirqd/710:26:057
1178899102,3cyclictest25902-21sshd09:12:527
1178899101,4cyclictest29165-21sshd12:14:297
1178899101,4cyclictest28186-21sshd09:06:407
1178899100,9cyclictest25861-21kworker/7:010:42:257
1178899100,10cyclictest0-21swapper/712:06:297
1178799109,1cyclictest721-21dbus-daemon12:26:296
1178799109,1cyclictest65-21ksoftirqd/612:17:056
1178799109,1cyclictest65-21ksoftirqd/611:17:486
1178799109,1cyclictest65-21ksoftirqd/610:27:376
1178799109,1cyclictest0-21swapper/612:09:096
1178799108,1cyclictest65-21ksoftirqd/612:31:366
1178799104,4cyclictest20863-21sshd09:49:186
1178799101,3cyclictest12628-21sshd11:21:206
1177999103,1cyclictest2733-21cstates07:46:075
1177999102,2cyclictest0-21swapper/507:16:215
1177999102,1cyclictest13607-21latency_hist08:05:555
1177999101,3cyclictest0-21swapper/507:41:125
1177199109,1cyclictest49-21ksoftirqd/409:18:174
1177199108,1cyclictest49-21ksoftirqd/412:21:564
1177199108,1cyclictest49-21ksoftirqd/411:23:194
1177199108,1cyclictest49-21ksoftirqd/410:56:174
1177199108,1cyclictest49-21ksoftirqd/410:28:264
1177199107,2cyclictest18686-21grepconf.sh12:00:224
1177199106,3cyclictest14067-21sshd11:07:594
1177199105,3cyclictest22649-21sshd12:12:054
1177199102,3cyclictest0-21swapper/409:36:374
1177199100,4cyclictest25890-21bash10:45:364
1177199100,4cyclictest20803-21sshd10:10:344
1177199100,1cyclictest1439-21systemd-cgroups11:38:054
1176499109,1cyclictest41-21ksoftirqd/309:52:273
1176499108,1cyclictest41-21ksoftirqd/310:36:243
1176499108,1cyclictest41-21ksoftirqd/310:12:493
1176499108,1cyclictest41-21ksoftirqd/309:44:363
1176499108,1cyclictest41-21ksoftirqd/309:10:133
1176499101,5cyclictest1324-21bash11:43:523
1175699103,6cyclictest752-21snmpd08:18:382
1175699103,6cyclictest752-21snmpd07:51:402
1175699103,6cyclictest752-21snmpd07:44:192
1175699103,6cyclictest752-21snmpd07:25:312
1175699103,6cyclictest752-21snmpd07:12:332
1175699102,7cyclictest752-21snmpd08:13:082
1175699102,7cyclictest752-21snmpd08:13:082
1175699102,7cyclictest752-21snmpd07:49:492
1175699100,9cyclictest4095-21latency_hist08:45:562
1175699100,9cyclictest0-21swapper/207:16:082
1175699100,1cyclictest0-21swapper/208:46:182
1175699100,1cyclictest0-21swapper/207:06:142
1174899103,4cyclictest0-21swapper/112:31:301
1174899101,4cyclictest22852-21sshd11:08:311
1174899100,9cyclictest10784-21kworker/1:309:43:161
1174899100,4cyclictest709-21systemd-logind10:59:251
1174899100,4cyclictest2444-21sshd10:13:171
106502100,1sleep410649-21grepconf.sh11:15:334
106502100,1sleep410649-21grepconf.sh11:15:334
104862100,0sleep6758-21runrttasks08:56:086
117889997,1cyclictest73-21ksoftirqd/711:31:397
117889997,1cyclictest73-21ksoftirqd/710:32:207
117889997,1cyclictest73-21ksoftirqd/710:07:287
117889994,4cyclictest0-21swapper/712:22:217
117889991,4cyclictest9488-21sshd12:01:397
117889990,0cyclictest0-21swapper/708:51:097
117799993,6cyclictest0-21swapper/507:11:485
117799993,1cyclictest752-21snmpd08:56:075
117799993,1cyclictest752-21snmpd07:21:125
117799993,1cyclictest0-21swapper/508:53:065
117799992,1cyclictest752-21snmpd07:34:435
117799992,1cyclictest13115-21/usr/sbin/munin09:01:155
117799990,3cyclictest8209-21/usr/sbin/munin07:56:135
117799990,3cyclictest29723-21cut08:31:135
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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