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2026-04-08 - 11:52
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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 Wed Apr 08, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2587521070,0sleep725870-21sshd22:51:507
134782730,0sleep10-21swapper/122:32:381
87802720,0sleep10-21swapper/123:31:411
85202560,9sleep773-21ksoftirqd/722:39:497
17542530,0sleep70-21swapper/700:02:477
235202520,0sleep30-21swapper/322:16:303
322222510,0sleep50-21swapper/523:01:265
2561525127,9sleep50-21swapper/519:02:145
2561525127,9sleep50-21swapper/519:02:145
36642490,1sleep7721ktimersoftd/722:08:017
174092490,1sleep417412-21bash21:33:384
58322480,0sleep05830-21sshd22:26:370
285232480,0sleep10-21swapper/122:03:551
2584324725,8sleep40-21swapper/419:05:254
2584324725,8sleep40-21swapper/419:05:254
169442460,0sleep70-21swapper/722:27:167
310902450,2sleep22606099cyclictest22:04:042
163892450,0sleep50-21swapper/521:07:125
141912450,0sleep70-21swapper/723:26:267
141912450,0sleep70-21swapper/723:26:267
59702440,1sleep7784-21runrttasks22:24:517
141112440,0sleep40-21swapper/422:58:364
313202430,1sleep631321-21sshd23:47:486
220442430,0sleep50-21swapper/500:16:545
220442430,0sleep50-21swapper/500:16:545
216922430,0sleep50-21swapper/522:16:245
173222430,0sleep50-21swapper/523:54:285
245102420,0sleep50-21swapper/521:34:035
209352420,0sleep10-21swapper/100:24:191
201422420,0sleep2321ktimersoftd/221:46:422
187702420,0sleep4471rcuc/422:01:264
2581824128,9sleep70-21swapper/719:05:047
2581824128,9sleep70-21swapper/719:05:047
2576824129,9sleep60-21swapper/619:04:236
2576824129,9sleep60-21swapper/619:04:236
2560424130,8sleep30-21swapper/319:02:043
2560424130,8sleep30-21swapper/319:02:043
242192410,1sleep413225-21kworker/4:221:17:214
2342324129,9sleep10-21swapper/119:01:141
2342324129,9sleep10-21swapper/119:01:141
209512410,0sleep30-21swapper/323:56:263
130822410,0sleep5797-21sshd21:16:415
326322400,0sleep00-21swapper/023:27:320
326322400,0sleep00-21swapper/023:27:320
307742400,0sleep30-21swapper/322:15:103
2564824028,9sleep20-21swapper/219:02:432
2564824028,9sleep20-21swapper/219:02:432
155632400,0sleep40-21swapper/400:14:454
108372400,0sleep20-21swapper/223:07:392
137172390,0sleep30-21swapper/300:12:443
73402380,0sleep60-21swapper/622:02:406
2564623826,8sleep00-21swapper/019:02:410
2564623826,8sleep00-21swapper/019:02:410
26040992617,4cyclictest9-21ksoftirqd/022:42:410
26040992419,4cyclictest14857-21kworker/0:122:59:210
26040992318,1cyclictest9-21ksoftirqd/021:24:050
26040992217,5cyclictest955-21kworker/0:422:38:370
26040992217,1cyclictest24427-21kworker/u16:422:46:110
2606899210,7cyclictest686-21dbus-daemon22:24:153
26040992115,6cyclictest9-21ksoftirqd/023:32:210
26040992110,6cyclictest9-21ksoftirqd/000:32:030
168322210,0sleep31-21systemd23:06:123
119452210,0sleep70-21swapper/700:14:327
111722210,1sleep711171-21grepconf.sh21:42:307
2606899200,2cyclictest27987-21grepconf.sh23:12:203
26040992018,1cyclictest9-21ksoftirqd/022:02:320
26040992015,5cyclictest27265-21kworker/0:323:02:530
74602190,0sleep2784-21runrttasks21:58:592
324992190,0sleep00-21swapper/021:51:120
2606899191,17cyclictest16594-21systemctl21:57:373
2606899190,2cyclictest12812-21bash23:00:253
2606899190,1cyclictest1-21systemd00:16:153
2606899190,1cyclictest1-21systemd00:16:153
2604099199,5cyclictest9-21ksoftirqd/019:31:490
26040991916,3cyclictest9-21ksoftirqd/021:49:050
26040991915,3cyclictest9-21ksoftirqd/022:13:100
26040991915,3cyclictest9-21ksoftirqd/021:10:340
26040991914,5cyclictest9-21ksoftirqd/021:36:410
26040991914,0cyclictest0-21swapper/022:34:590
4312180,0sleep40-21swapper/423:40:334
2608499180,0cyclictest0-21swapper/520:48:455
2606899180,2cyclictest28654-21bash00:09:573
2604099184,9cyclictest9-21ksoftirqd/023:56:010
26040991815,1cyclictest9-21ksoftirqd/023:22:400
26040991813,5cyclictest9-21ksoftirqd/000:15:230
26040991813,1cyclictest9-21ksoftirqd/000:17:250
26040991813,1cyclictest9-21ksoftirqd/000:17:250
26040991812,5cyclictest9-21ksoftirqd/021:18:430
26040991812,1cyclictest22750-21kworker/0:122:25:070
2608499177,9cyclictest20136-21grep23:32:215
2606899177,5cyclictest0-21swapper/321:51:243
2606899171,6cyclictest1-21systemd21:37:023
2606899170,8cyclictest10928-21bash22:43:383
2606899170,7cyclictest691-21systemd-logind00:23:163
2606899170,2cyclictest29605-21grep23:49:353
2604099176,7cyclictest9-21ksoftirqd/000:01:050
2604099176,1cyclictest9-21ksoftirqd/023:44:190
2604099175,6cyclictest9-21ksoftirqd/022:07:250
26040991716,1cyclictest9-21ksoftirqd/023:14:170
26040991716,1cyclictest9-21ksoftirqd/000:06:470
26040991715,1cyclictest9-21ksoftirqd/023:37:070
26040991715,1cyclictest9-21ksoftirqd/022:54:330
26040991712,5cyclictest17124-21kworker/0:019:08:530
26040991712,4cyclictest31184-21kworker/0:223:07:250
26040991711,1cyclictest9-21ksoftirqd/021:27:290
26040991711,1cyclictest9-21ksoftirqd/020:51:330
26040991711,1cyclictest9-21ksoftirqd/000:23:490
26040991710,2cyclictest9-21ksoftirqd/023:18:530
183952170,0sleep40-21swapper/422:20:004
168421714,1sleep233-21ksoftirqd/222:59:472
314282160,0sleep00-21swapper/000:26:420
2609099164,4cyclictest691-21systemd-logind21:42:216
26084991614,1cyclictest57-21ksoftirqd/521:15:255
2608499160,15cyclictest477-21kworker/5:522:08:575
2606899160,2cyclictest22247-21systemd00:28:053
2606899160,15cyclictest29915-21kworker/u16:121:08:273
2606899160,1cyclictest686-21dbus-daemon22:28:163
2606899160,1cyclictest0-21swapper/323:27:453
2606899160,1cyclictest0-21swapper/323:27:453
2606899160,1cyclictest0-21swapper/323:02:583
2606899160,1cyclictest0-21swapper/322:47:133
2606899160,1cyclictest0-21swapper/322:36:153
2606899160,1cyclictest0-21swapper/321:20:143
2606899160,1cyclictest0-21swapper/300:05:463
26060991614,1cyclictest33-21ksoftirqd/222:49:352
2604099166,9cyclictest9-21ksoftirqd/021:43:010
26040991615,1cyclictest9-21ksoftirqd/022:20:270
26040991615,1cyclictest9-21ksoftirqd/021:34:390
26040991613,1cyclictest9-21ksoftirqd/023:59:490
26040991611,0cyclictest0-21swapper/019:50:010
185132160,0sleep2321ktimersoftd/223:30:302
185132160,0sleep2321ktimersoftd/223:30:302
149082160,0sleep60-21swapper/621:27:566
81632150,0sleep60-21swapper/622:32:196
78902150,0sleep70-21swapper/722:34:127
269482150,0sleep60-21swapper/621:36:056
2608499159,2cyclictest14011-21systemd23:22:455
26084991513,1cyclictest57-21ksoftirqd/522:01:265
2606899151,6cyclictest0-21swapper/321:50:063
2606899150,7cyclictest6685-21sd-pam21:23:463
2606899150,14cyclictest24826-21systemctl00:31:533
2606899150,12cyclictest19425-21grepconf.sh23:24:593
2606899150,1cyclictest1-21systemd22:51:133
2606899150,1cyclictest0-21swapper/323:44:393
26060991514,1cyclictest33-21ksoftirqd/222:07:082
26060991513,1cyclictest33-21ksoftirqd/200:23:092
26060991511,3cyclictest33-21ksoftirqd/200:07:532
2604099159,1cyclictest9-21ksoftirqd/021:56:330
26040991513,1cyclictest9-21ksoftirqd/021:11:140
26040991510,5cyclictest9-21ksoftirqd/023:50:410
2604099150,9cyclictest0-21swapper/021:01:330
2604099150,9cyclictest0-21swapper/020:17:310
140992150,4sleep70-21swapper/721:48:157
301772140,0sleep20-21swapper/223:55:132
274772140,0sleep40-21swapper/423:58:434
2608499149,5cyclictest22016-21kworker/5:221:44:595
2608499149,5cyclictest19810-21kworker/5:122:42:495
2608499149,4cyclictest3128-21rm23:48:035
2608499148,6cyclictest0-21swapper/522:38:175
2608499148,5cyclictest8898-21sshd23:11:175
2608499148,5cyclictest885-21polkitd22:14:275
2608499148,5cyclictest22219-21sshd00:33:395
2608499148,5cyclictest15900-21systemd-cgroups21:52:015
2608499146,8cyclictest0-21swapper/522:47:415
2608499143,11cyclictest0-21swapper/522:00:135
2608499143,0cyclictest0-21swapper/519:26:515
26084991412,1cyclictest57-21ksoftirqd/523:38:065
26084991410,3cyclictest57-21ksoftirqd/523:10:055
2608499140,8cyclictest0-21swapper/521:05:295
2608499140,8cyclictest0-21swapper/519:41:015
2608499140,13cyclictest477-21kworker/5:521:46:065
26076991412,1cyclictest49-21ksoftirqd/421:27:494
2606899142,7cyclictest1-21systemd22:32:243
2606899140,7cyclictest19832-21systemd21:11:313
26060991413,1cyclictest33-21ksoftirqd/200:02:432
26060991412,1cyclictest33-21ksoftirqd/223:33:452
26060991412,1cyclictest33-21ksoftirqd/221:14:472
26060991411,2cyclictest33-21ksoftirqd/222:13:032
2604099149,5cyclictest9-21ksoftirqd/019:56:530
2604099149,5cyclictest9-21ksoftirqd/019:56:530
2604099149,1cyclictest17124-21kworker/0:020:11:230
2604099143,5cyclictest17124-21kworker/0:020:05:290
2604099143,0cyclictest0-21swapper/019:19:010
2604099142,6cyclictest0-21swapper/020:26:410
26040991414,0cyclictest9-21ksoftirqd/019:29:310
26040991410,0cyclictest0-21swapper/020:46:530
2886621310,1sleep665-21ksoftirqd/600:19:126
2886621310,1sleep665-21ksoftirqd/600:19:126
281262130,0sleep60-21swapper/621:37:576
273202130,0sleep60-21swapper/621:01:056
26097991312,1cyclictest73-21ksoftirqd/722:13:127
2609099133,4cyclictest23512-21sshd23:21:266
2609099132,7cyclictest763-21NetworkManager00:25:316
2609099132,5cyclictest686-21dbus-daemon22:00:556
2609099132,4cyclictest1462-21sshd22:50:336
26090991311,1cyclictest65-21ksoftirqd/623:30:346
26090991311,1cyclictest65-21ksoftirqd/623:30:346
26090991311,1cyclictest65-21ksoftirqd/621:16:276
26090991311,1cyclictest65-21ksoftirqd/600:15:116
26090991310,2cyclictest30823-21systemd-cgroups21:12:106
26090991310,2cyclictest1-21systemd23:06:196
2608499138,5cyclictest13510-21grepconf.sh00:07:095
2608499138,5cyclictest0-21swapper/522:51:415
2608499138,5cyclictest0-21swapper/522:23:135
2608499138,5cyclictest0-21swapper/521:38:335
2608499138,5cyclictest0-21swapper/520:58:195
2608499138,5cyclictest0-21swapper/520:00:195
2608499138,5cyclictest0-21swapper/520:00:195
2608499138,5cyclictest0-21swapper/519:51:235
2608499138,5cyclictest0-21swapper/519:43:335
2608499138,5cyclictest0-21swapper/519:23:415
2608499138,5cyclictest0-21swapper/519:08:355
2608499138,1cyclictest0-21swapper/522:31:235
2608499138,0cyclictest0-21swapper/523:18:355
2608499138,0cyclictest0-21swapper/521:22:055
2608499138,0cyclictest0-21swapper/520:37:095
2608499138,0cyclictest0-21swapper/520:22:175
2608499138,0cyclictest0-21swapper/519:20:195
2608499137,1cyclictest1-21systemd23:58:095
26084991311,1cyclictest57-21ksoftirqd/523:00:415
26084991311,1cyclictest57-21ksoftirqd/500:11:225
26084991310,2cyclictest57-21ksoftirqd/523:27:285
26084991310,2cyclictest57-21ksoftirqd/523:27:285
26084991310,2cyclictest57-21ksoftirqd/500:21:215
2608499131,6cyclictest0-21swapper/523:41:055
2607699138,2cyclictest49-21ksoftirqd/423:47:384
26076991311,1cyclictest49-21ksoftirqd/423:44:544
26076991311,1cyclictest49-21ksoftirqd/400:16:144
26076991311,1cyclictest49-21ksoftirqd/400:16:144
26076991310,2cyclictest691-21systemd-logind21:48:164
2607699130,12cyclictest17051-21sshd21:42:524
2606899132,9cyclictest5189-21httpd23:16:413
2606899131,11cyclictest9130-21grep21:27:353
2606899130,3cyclictest32146-21systemd23:38:373
2606899130,12cyclictest25907-21ystemctl22:09:193
2606899130,1cyclictest19799-21systemd23:34:143
2606899130,1cyclictest0-21swapper/319:06:203
26060991312,1cyclictest33-21ksoftirqd/223:23:052
26060991311,1cyclictest718-21avahi-daemon22:51:292
26060991311,1cyclictest33-21ksoftirqd/223:20:382
26060991311,1cyclictest33-21ksoftirqd/223:12:032
26060991311,1cyclictest33-21ksoftirqd/222:41:182
26060991311,1cyclictest33-21ksoftirqd/222:40:182
26060991311,1cyclictest33-21ksoftirqd/200:27:042
2604999132,5cyclictest25337-21sshd23:41:521
26049991312,1cyclictest25-21ksoftirqd/123:38:421
2604099139,0cyclictest0-21swapper/020:07:490
2604099138,5cyclictest17124-21kworker/0:020:57:450
2604099138,5cyclictest0-21swapper/020:31:170
2604099138,5cyclictest0-21swapper/019:39:330
2604099138,0cyclictest0-21swapper/020:23:170
2604099138,0cyclictest0-21swapper/019:41:450
2604099138,0cyclictest0-21swapper/019:14:430
2604099133,5cyclictest9-21ksoftirqd/019:52:590
2604099132,5cyclictest0-21swapper/019:23:550
2604099132,0cyclictest17124-21kworker/0:020:36:590
2604099131,1cyclictest17124-21kworker/0:020:41:150
151032130,0sleep115105-21sshd23:00:331
273522120,1sleep4481ktimersoftd/422:27:534
2609799122,4cyclictest5692-21sshd23:24:107
2609799122,4cyclictest4391-21systemd23:01:427
26097991210,1cyclictest718-21avahi-daemon00:32:577
26097991210,1cyclictest18985-21bash00:18:377
26097991210,1cyclictest18985-21bash00:18:377
2609799121,5cyclictest17831-21bash23:58:107
2609799121,5cyclictest1-21systemd21:11:087
260932120,0sleep1231rcuc/100:30:121
2609099129,2cyclictest6832-21bash21:08:486
2609099123,4cyclictest0-21swapper/622:21:066
2609099122,4cyclictest686-21dbus-daemon21:51:306
2609099122,4cyclictest23163-21sshd23:13:576
2609099122,4cyclictest0-21swapper/622:12:146
2609099122,3cyclictest2085-21bash23:38:456
2609099120,8cyclictest0-21swapper/622:38:516
2608499127,5cyclictest0-21swapper/521:28:535
2608499127,5cyclictest0-21swapper/520:01:335
2608499127,5cyclictest0-21swapper/519:47:075
2608499127,0cyclictest0-21swapper/520:55:315
2608499127,0cyclictest0-21swapper/520:29:095
2608499127,0cyclictest0-21swapper/520:18:435
2608499127,0cyclictest0-21swapper/520:11:295
2608499127,0cyclictest0-21swapper/520:06:335
2608499127,0cyclictest0-21swapper/519:32:355
2608499121,6cyclictest0-21swapper/519:13:295
26076991210,1cyclictest49-21ksoftirqd/400:03:554
2607699120,9cyclictest15817-21sshd23:30:204
2607699120,9cyclictest15817-21sshd23:30:204
2607699120,2cyclictest10533-21systemd23:15:084
2607699120,12cyclictest8351-21kworker/4:423:21:294
2607699120,11cyclictest19310-21grep23:17:304
2607699120,11cyclictest0-21swapper/421:59:184
2606899124,7cyclictest4253-21sshd21:31:063
2606899120,2cyclictest691-21systemd-logind21:44:203
2606099129,3cyclictest33-21ksoftirqd/221:53:592
2606099129,2cyclictest33-21ksoftirqd/222:20:052
2606099127,4cyclictest33-21ksoftirqd/200:18:212
2606099127,4cyclictest33-21ksoftirqd/200:18:212
2606099126,3cyclictest32671-21grepconf.sh21:27:042
26060991211,1cyclictest33-21ksoftirqd/222:33:172
26060991211,1cyclictest33-21ksoftirqd/200:35:272
26060991210,1cyclictest33-21ksoftirqd/223:49:102
26060991210,1cyclictest33-21ksoftirqd/221:41:012
2606099121,4cyclictest18354-21sshd21:09:362
2606099120,12cyclictest32125-21kworker/2:323:45:552
2606099120,11cyclictest20216-21grep21:31:542
2606099120,1cyclictest0-21swapper/223:36:552
2604999123,4cyclictest30526-21sshd22:29:581
2604999122,4cyclictest686-21dbus-daemon00:33:181
2604999122,4cyclictest29551-21bash21:19:331
2604999122,4cyclictest14254-21sshd23:19:061
26049991211,1cyclictest25-21ksoftirqd/122:37:421
26049991210,1cyclictest25-21ksoftirqd/121:38:411
26049991210,1cyclictest25-21ksoftirqd/100:03:421
2604999121,5cyclictest763-21NetworkManager22:46:151
2604999120,11cyclictest763-21NetworkManager21:25:521
2604999120,11cyclictest686-21dbus-daemon21:50:561
2604999120,11cyclictest0-21swapper/122:25:081
2609799119,1cyclictest73-21ksoftirqd/722:58:557
2609799119,1cyclictest73-21ksoftirqd/722:17:397
2609799119,1cyclictest73-21ksoftirqd/722:01:117
2609799113,5cyclictest17092-21sshd21:57:397
2609799112,5cyclictest12029-21sshd21:22:117
26097991110,1cyclictest73-21ksoftirqd/723:43:457
26097991110,1cyclictest0-21swapper/722:45:327
2609799111,4cyclictest9622-21sshd21:09:007
2609799111,4cyclictest14695-21sshd21:26:087
2609799111,4cyclictest1-21systemd21:53:577
2609099119,1cyclictest65-21ksoftirqd/622:53:526
2609099114,6cyclictest16222-21sshd00:01:436
2609099113,7cyclictest30016-21bash21:47:176
2609099112,4cyclictest30073-21awk21:06:046
2609099112,4cyclictest14996-21sshd22:45:476
2609099111,4cyclictest31222-21sshd22:07:446
2609099110,5cyclictest27824-21sshd21:23:076
2609099110,11cyclictest1994-21kworker/6:000:07:176
2609099110,11cyclictest12298-21kworker/6:223:31:416
2609099110,1cyclictest26717-21sshd23:41:576
2608499119,1cyclictest57-21ksoftirqd/522:29:185
2608499117,4cyclictest0-21swapper/520:35:455
2608499116,5cyclictest0-21swapper/500:01:255
2608499115,5cyclictest28562-21sshd00:28:275
2607699119,1cyclictest49-21ksoftirqd/422:35:124
2607699119,1cyclictest49-21ksoftirqd/421:11:074
2607699119,1cyclictest3076-21bash00:06:324
2607699119,1cyclictest0-21swapper/423:52:304
2607699118,3cyclictest0-21swapper/422:21:514
26076991110,1cyclictest49-21ksoftirqd/421:25:014
2607699110,11cyclictest0-21swapper/421:39:554
2606899119,2cyclictest0-21swapper/323:51:133
2606899110,2cyclictest11737-21grepconf.sh22:01:083
2606099119,1cyclictest33-21ksoftirqd/200:00:542
2606099116,3cyclictest33-21ksoftirqd/200:11:202
2606099113,4cyclictest15766-21sshd21:44:412
26060991110,1cyclictest33-21ksoftirqd/221:18:002
2606099111,9cyclictest0-21swapper/222:28:432
2606099110,10cyclictest12564-21kworker/2:022:25:262
2604999113,7cyclictest18417-21systemd23:58:121
2604999112,7cyclictest7195-21sshd23:26:091
2604999112,7cyclictest7195-21sshd23:26:091
2604999112,4cyclictest7901-21grepconf.sh21:34:581
2604999112,4cyclictest18417-21systemd-cgroups21:09:361
2604999110,5cyclictest24286-21cp21:58:051
2604999110,11cyclictest5738-21kworker/1:221:42:171
2604999110,1cyclictest0-21swapper/123:47:551
2609799108,1cyclictest73-21ksoftirqd/723:50:547
2609799108,1cyclictest73-21ksoftirqd/721:31:577
2609799106,1cyclictest73-21ksoftirqd/722:46:087
2609799103,4cyclictest686-21dbus-daemon23:11:447
2609799103,1cyclictest0-21swapper/700:06:167
2609799101,4cyclictest0-21swapper/723:31:587
2609799101,4cyclictest0-21swapper/700:29:487
2609799100,4cyclictest4267-21sshd23:18:317
2609799100,4cyclictest19815-21sshd23:37:547
2609799100,4cyclictest0-21swapper/723:53:237
2609799100,4cyclictest0-21swapper/723:07:007
2609799100,4cyclictest0-21swapper/721:20:417
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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