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2026-04-04 - 02:27
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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 rack5slot0.osadl.org (updated Sat Apr 04, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3180621300,2sleep20-21swapper/200:24:172
144421260,4sleep31017999cyclictest21:47:253
2092421230,3sleep10-21swapper/123:42:551
984829333,48sleep30-21swapper/319:09:073
104282930,2sleep00-21swapper/023:49:150
81972920,2sleep18196-21bash00:33:121
107642900,2sleep30-21swapper/300:03:253
48212870,2sleep30-21swapper/300:06:093
81872850,2sleep20-21swapper/222:26:342
972128435,45sleep10-21swapper/119:07:281
194512820,1sleep30-21swapper/321:28:563
153352820,2sleep10-21swapper/122:06:211
278032810,2sleep227802-21sshd21:12:532
183772800,2sleep30-21swapper/323:53:313
171142800,1sleep20-21swapper/223:15:522
162652800,3sleep21017399cyclictest23:49:542
111442800,2sleep30-21swapper/323:22:183
91962790,2sleep19199-21sshd23:33:461
299802790,3sleep30-21swapper/300:20:283
216422790,1sleep08-21rcu_preempt21:53:270
33992780,2sleep30-21swapper/321:10:173
177622760,1sleep00-21swapper/021:28:450
56962750,1sleep10-21swapper/123:18:101
303912750,2sleep22024-21nfsd23:09:302
303912750,2sleep22024-21nfsd23:09:292
189982750,3sleep01016499cyclictest23:12:050
240682730,2sleep10-21swapper/122:45:531
70952720,0sleep00-21swapper/022:12:210
212992720,1sleep20-21swapper/222:38:212
984727132,9sleep20-21swapper/219:09:062
35742710,1sleep30-21swapper/321:40:433
264882710,0sleep026459-21needreboot20:55:160
16902710,1sleep20-21swapper/221:44:022
228492690,1sleep122848-21sshd23:57:261
192972690,1sleep30-21swapper/322:41:303
187872660,1sleep20-21swapper/223:53:342
180802660,4sleep11016999cyclictest22:10:111
321712590,3sleep21017399cyclictest23:58:352
21352570,1sleep21017399cyclictest22:51:152
258632510,0sleep225864-21bash23:04:502
973024935,11sleep00-21swapper/019:07:350
211392410,0sleep321138-21bash22:53:213
64692340,32sleep1144650irq/27-eth023:52:151
309152330,0sleep230914-21sshd21:47:032
226712330,3sleep30-21swapper/322:00:193
213792280,2sleep30-21swapper/321:15:313
33442270,4sleep11016999cyclictest21:13:441
49112250,2sleep34907-21sshd22:55:043
261112250,23sleep1144650irq/27-eth021:46:311
90492240,21sleep1144650irq/27-eth022:23:181
301162240,2sleep22512-21runrttasks21:26:362
279722240,1sleep30-21swapper/322:32:093
204882240,2sleep10-21swapper/121:15:241
201742240,2sleep10-21swapper/123:00:121
99922230,21sleep3144650irq/27-eth022:12:413
278562230,2sleep10-21swapper/122:18:041
274352230,2sleep10-21swapper/100:27:191
253552230,21sleep1144650irq/27-eth000:11:531
21312231,20sleep3144650irq/27-eth022:29:293
103602230,3sleep10-21swapper/121:44:571
116022220,2sleep10-21swapper/123:45:441
316172200,2sleep31017999cyclictest00:32:023
1016999203,12cyclictest0-21swapper/123:06:371
1016999203,12cyclictest0-21swapper/123:06:371
172652190,17sleep3144650irq/27-eth022:16:503
1017999190,3cyclictest0-21swapper/323:41:433
13212172,13sleep1144650irq/27-eth000:02:241
1017999172,8cyclictest12801-21perl22:20:143
1017999170,15cyclictest0-21swapper/320:00:183
10173991714,2cyclictest32701-21sshd21:37:032
1016999170,13cyclictest12597-21sshd22:40:451
1016499170,16cyclictest0-21swapper/022:30:150
74492160,9sleep17451-21id23:25:521
34162160,14sleep1144650irq/27-eth021:30:331
297232160,3sleep31017999cyclictest23:05:153
297232160,3sleep31017999cyclictest23:05:153
1017999167,4cyclictest808-21sshd23:32:513
10179991611,4cyclictest144650irq/27-eth000:11:573
1017999160,7cyclictest0-21swapper/323:45:243
1017999160,3cyclictest0-21swapper/321:36:303
1017999160,14cyclictest19669-21sshd22:45:213
1017999160,14cyclictest0-21swapper/323:10:573
1017999160,11cyclictest22266-21sshd00:15:213
1017999160,11cyclictest0-21swapper/322:07:203
1017999160,11cyclictest0-21swapper/300:35:293
1017399169,6cyclictest17088-21sshd00:38:352
1017399166,5cyclictest0-21swapper/222:45:092
10173991612,3cyclictest31223-21sshd21:16:352
1017399161,14cyclictest0-21swapper/219:14:452
1016999161,3cyclictest144650irq/27-eth021:29:481
1016999160,3cyclictest3593-21sshd21:54:591
1016999160,14cyclictest6540-21sshd22:55:141
1016499160,1cyclictest0-21swapper/022:43:240
1016499160,15cyclictest0-21swapper/023:08:200
1016499160,15cyclictest0-21swapper/023:08:200
1016499160,15cyclictest0-21swapper/022:57:350
1016499160,15cyclictest0-21swapper/000:34:260
100502160,2sleep20-21swapper/221:34:452
158452150,1sleep015844-21bash22:49:090
1017999157,7cyclictest0-21swapper/323:58:533
1017999152,1cyclictest4021-21sshd21:23:573
10179991510,4cyclictest29008-21sshd21:54:153
10179991510,4cyclictest144650irq/27-eth021:57:313
1017999150,6cyclictest0-21swapper/323:25:563
1017999150,4cyclictest16212-21sshd23:03:343
1017999150,3cyclictest2095-21sshd23:36:233
1017999150,3cyclictest10914-21bash21:31:203
1017999150,13cyclictest13063-21sshd23:15:213
1017999150,13cyclictest0-21swapper/320:33:053
1017999150,13cyclictest0-21swapper/300:25:173
1017999150,10cyclictest23511-21df20:50:113
1017399151,5cyclictest17868-21sshd00:34:322
1017399150,2cyclictest0-21swapper/223:24:592
1017399150,14cyclictest0-21swapper/221:54:282
1016999157,4cyclictest17932-21sshd00:07:381
1016999157,4cyclictest0-21swapper/120:45:021
1016999151,5cyclictest0-21swapper/120:50:151
10169991512,2cyclictest0-21swapper/123:21:201
10169991511,3cyclictest144650irq/27-eth022:35:111
10169991510,4cyclictest32673-21sshd00:36:181
1016999150,6cyclictest0-21swapper/122:50:071
1016999150,3cyclictest0-21swapper/121:58:211
1016999150,13cyclictest27415-21sshd21:36:281
1016999150,13cyclictest0-21swapper/120:30:201
1016999150,11cyclictest144650irq/27-eth000:22:351
10164991513,1cyclictest29307-21sshd22:54:130
10164991511,1cyclictest0-21swapper/019:56:250
1016499150,14cyclictest0-21swapper/021:59:190
1016499150,13cyclictest0-21swapper/021:35:100
86332142,1sleep08731-21sshd23:18:310
1017999148,3cyclictest0-21swapper/321:07:593
1017999140,12cyclictest23899-21sshd22:35:123
1017999140,12cyclictest0-21swapper/319:48:593
1017399149,4cyclictest36-21rcuop/223:32:452
1017399148,5cyclictest0-21swapper/223:35:212
1017399147,6cyclictest0-21swapper/221:07:452
1017399147,6cyclictest0-21swapper/221:03:592
1017399146,4cyclictest0-21swapper/219:19:132
1017399146,2cyclictest0-21swapper/200:10:012
1017399141,4cyclictest11531-21sshd22:55:392
10173991411,2cyclictest31323-21sshd21:57:512
10173991411,2cyclictest0-21swapper/220:45:122
1017399140,6cyclictest0-21swapper/220:37:352
1017399140,5cyclictest36-21rcuop/221:23:122
1017399140,13cyclictest413-21sshd23:13:542
1017399140,13cyclictest18248-21sshd23:27:212
1017399140,13cyclictest0-21swapper/223:41:392
1017399140,13cyclictest0-21swapper/222:30:092
1017399140,13cyclictest0-21swapper/220:43:032
1017399140,12cyclictest1857-21sshd22:05:032
1017399140,12cyclictest15992-21sshd22:20:282
1016999146,4cyclictest28950irq/26-ahci[00022:31:241
1016999142,11cyclictest2100-21snmpd19:41:431
1016999141,5cyclictest20607-21sshd22:00:111
10169991412,1cyclictest0-21swapper/121:20:291
10169991410,3cyclictest144650irq/27-eth000:15:581
10169991410,3cyclictest0-21swapper/121:07:221
1016999140,13cyclictest0-21swapper/123:10:041
1016999140,10cyclictest21708-21sshd23:35:071
1016499149,4cyclictest0-21swapper/022:16:400
1016499148,3cyclictest0-21swapper/021:14:300
10164991410,3cyclictest23250-21sshd00:08:140
1016499140,1cyclictest25827-21bash23:28:220
1016499140,13cyclictest2024-21nfsd23:43:310
1016499140,13cyclictest0-21swapper/023:00:370
35642130,1sleep03551-21sshd21:34:020
104142130,6sleep03-21ksoftirqd/022:05:480
1017999138,3cyclictest22298-21iostat19:35:143
1017999137,5cyclictest0-21swapper/320:18:043
1017999132,10cyclictest144650irq/27-eth020:21:003
1017999132,10cyclictest144650irq/27-eth020:12:243
1017999131,11cyclictest144650irq/27-eth019:52:043
10179991311,1cyclictest0-21swapper/319:43:203
10179991311,1cyclictest0-21swapper/319:26:493
1017999130,5cyclictest0-21swapper/319:33:463
1017999130,4cyclictest13235-21switchtime20:25:213
1017999130,12cyclictest0-21swapper/320:58:473
1017999130,12cyclictest0-21swapper/320:45:573
1017999130,12cyclictest0-21swapper/320:41:403
1017999130,12cyclictest0-21swapper/320:35:543
1017399139,3cyclictest2024-21nfsd22:10:022
1017399139,3cyclictest13708-21sshd00:00:142
1017399138,4cyclictest30205-21runrttasks19:52:432
1017399137,5cyclictest0-21swapper/220:30:272
1017399137,5cyclictest0-21swapper/220:23:592
1017399137,5cyclictest0-21swapper/219:45:552
1017399137,5cyclictest0-21swapper/219:39:292
1017399131,3cyclictest12772-21memory20:25:162
1017399131,3cyclictest0-21swapper/222:41:472
10173991311,1cyclictest0-21swapper/219:55:542
1017399130,5cyclictest0-21swapper/220:00:532
1017399130,5cyclictest0-21swapper/200:15:252
1017399130,12cyclictest4834-21sshd22:15:272
1017399130,12cyclictest0-21swapper/220:55:092
1017399130,12cyclictest0-21swapper/220:52:272
1017399130,12cyclictest0-21swapper/220:18:592
1017399130,12cyclictest0-21swapper/220:10:132
1017399130,12cyclictest0-21swapper/219:25:082
1017399130,11cyclictest9394-21ipmi_temp00:25:172
1017399130,11cyclictest3570-21iostat_ios20:05:162
1017399130,11cyclictest28473-21sshd00:05:162
1017399130,11cyclictest22199-21ls22:00:172
1016999132,10cyclictest144650irq/27-eth019:10:571
10169991311,1cyclictest0-21swapper/119:33:171
1016999130,5cyclictest0-21swapper/119:27:571
1016999130,4cyclictest2512-21runrttasks20:10:171
1016999130,3cyclictest144650irq/27-eth020:35:561
1016999130,12cyclictest144650irq/27-eth019:50:541
1016999130,12cyclictest0-21swapper/121:03:421
1016999130,12cyclictest0-21swapper/120:55:331
1016999130,12cyclictest0-21swapper/120:41:381
1016999130,12cyclictest0-21swapper/120:25:021
1016999130,12cyclictest0-21swapper/120:22:501
1016999130,12cyclictest0-21swapper/120:16:031
1016999130,12cyclictest0-21swapper/120:08:111
1016999130,12cyclictest0-21swapper/120:01:431
1016999130,12cyclictest0-21swapper/119:55:001
1016999130,12cyclictest0-21swapper/119:35:041
1016999130,11cyclictest25723-21sshd22:25:061
1016499138,4cyclictest0-21swapper/023:36:310
1016499138,1cyclictest0-21swapper/000:03:230
1016499131,4cyclictest0-21swapper/000:13:300
10164991311,1cyclictest0-21swapper/020:40:570
10164991311,1cyclictest0-21swapper/020:35:000
10164991311,1cyclictest0-21swapper/020:30:150
10164991311,1cyclictest0-21swapper/020:14:240
10164991311,1cyclictest0-21swapper/000:21:000
1016499130,4cyclictest0-21swapper/019:20:350
1016499130,1cyclictest0-21swapper/019:35:120
1016499130,1cyclictest0-21swapper/000:15:570
1016499130,12cyclictest24363-21sshd21:46:190
1016499130,12cyclictest21758-21iostat22:00:140
1016499130,12cyclictest10524-21sshd22:37:100
1016499130,12cyclictest0-21swapper/023:59:410
1016499130,12cyclictest0-21swapper/022:26:500
1016499130,12cyclictest0-21swapper/022:24:570
1016499130,12cyclictest0-21swapper/021:44:510
1016499130,12cyclictest0-21swapper/021:21:190
1016499130,12cyclictest0-21swapper/020:50:180
1016499130,12cyclictest0-21swapper/019:13:200
1017999127,3cyclictest31367-21cat19:55:133
1017999127,3cyclictest0-21swapper/321:00:153
1017999120,3cyclictest3473-21munin-node20:05:153
1017999120,3cyclictest13139-21hddtemp_smartct19:15:123
1017999120,3cyclictest10526-21munin-node19:10:123
1017999120,11cyclictest144650irq/27-eth019:20:283
10173991210,1cyclictest0-21swapper/219:23:072
1017399120,3cyclictest25105-21munin-node19:40:202
1017399120,11cyclictest2024-21nfsd19:30:142
10169991210,1cyclictest0-21swapper/119:45:041
1016999120,11cyclictest0-21swapper/119:20:471
1016999120,10cyclictest0-21swapper/119:15:141
1016499128,3cyclictest0-21swapper/019:41:460
1016499127,4cyclictest26906-21sshd23:50:530
1016499127,2cyclictest0-21swapper/000:25:370
10164991211,1cyclictest0-21swapper/020:08:430
1016499120,8cyclictest3-21ksoftirqd/023:21:150
1016499120,3cyclictest0-21swapper/020:25:230
1016499120,11cyclictest0-21swapper/023:30:430
1016499120,11cyclictest0-21swapper/021:15:170
1016499120,11cyclictest0-21swapper/021:05:490
1016499120,11cyclictest0-21swapper/021:00:540
1016499120,11cyclictest0-21swapper/020:46:240
1016499120,11cyclictest0-21swapper/020:20:010
1016499120,11cyclictest0-21swapper/020:16:000
1016499120,11cyclictest0-21swapper/020:02:430
1016499120,11cyclictest0-21swapper/019:50:230
1016499120,11cyclictest0-21swapper/019:45:100
1016499120,11cyclictest0-21swapper/019:31:110
1016499120,11cyclictest0-21swapper/019:25:280
1016499120,11cyclictest0-21swapper/019:15:010
1016499120,11cyclictest0-21swapper/000:35:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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