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2026-08-25 - 13:09
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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 rack1slot1.osadl.org (updated Tue Aug 25, 2026 00:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
99832233157,60sleep20-21swapper/219:06:012
99462208131,25sleep00-21swapper/019:05:300
101402201161,26sleep30-21swapper/319:08:033
102372199147,40sleep10-21swapper/119:09:181
287722720,0sleep00-21swapper/022:30:180
10398991916,1cyclictest28-21ksoftirqd/222:46:162
10398991413,1cyclictest28-21ksoftirqd/222:19:062
112422130,1sleep011244-21processes20:15:200
10398991211,1cyclictest28-21ksoftirqd/222:40:492
10398991211,1cyclictest28-21ksoftirqd/221:30:142
10398991210,1cyclictest28-21ksoftirqd/222:25:142
1039899120,3cyclictest4148-21awk00:20:172
7622110,0sleep20-21swapper/222:35:552
10384991110,1cyclictest9-21ksoftirqd/022:55:000
1039899109,1cyclictest28-21ksoftirqd/223:35:012
1039899109,1cyclictest28-21ksoftirqd/223:15:222
1039899109,0cyclictest28-21ksoftirqd/221:35:142
1039899108,1cyclictest28-21ksoftirqd/221:05:152
1039899106,2cyclictest28-21ksoftirqd/200:07:372
1039899106,2cyclictest28-21ksoftirqd/200:07:362
1039899100,5cyclictest0-21swapper/223:25:112
1038499108,1cyclictest9-21ksoftirqd/023:15:010
104089996,3cyclictest35-21ksoftirqd/320:25:003
104089992,2cyclictest0-21swapper/322:40:113
103989999,0cyclictest28-21ksoftirqd/223:55:122
103989999,0cyclictest28-21ksoftirqd/223:51:062
103989998,1cyclictest28-21ksoftirqd/223:35:242
103989998,1cyclictest28-21ksoftirqd/223:20:202
103989998,1cyclictest28-21ksoftirqd/223:05:312
103989998,1cyclictest28-21ksoftirqd/223:00:142
103989998,1cyclictest28-21ksoftirqd/221:55:192
103989998,1cyclictest28-21ksoftirqd/221:29:512
103989998,1cyclictest28-21ksoftirqd/221:20:142
103989998,1cyclictest28-21ksoftirqd/221:16:502
103989998,1cyclictest28-21ksoftirqd/200:16:422
103989998,1cyclictest28-21ksoftirqd/200:13:482
103989997,1cyclictest28-21ksoftirqd/219:25:002
103989992,4cyclictest28-21ksoftirqd/219:50:002
103849998,1cyclictest9-21ksoftirqd/019:15:010
103849997,1cyclictest9-21ksoftirqd/020:35:000
103849991,4cyclictest16104-21date22:59:590
9641280,1sleep10-21swapper/122:04:391
104089986,1cyclictest1747-21ntpd23:55:583
104089986,1cyclictest11301-21snmpd21:22:233
104089980,0cyclictest0-21swapper/300:33:513
103989988,0cyclictest28-21ksoftirqd/222:08:122
103989988,0cyclictest28-21ksoftirqd/222:08:112
103989988,0cyclictest28-21ksoftirqd/222:03:192
103989987,1cyclictest2850ksoftirqd/223:44:252
103989987,1cyclictest28-21ksoftirqd/223:49:192
103989987,1cyclictest28-21ksoftirqd/222:10:352
103989987,1cyclictest28-21ksoftirqd/221:51:492
103989987,1cyclictest28-21ksoftirqd/220:20:142
103989987,1cyclictest28-21ksoftirqd/219:45:002
103989987,1cyclictest28-21ksoftirqd/200:35:122
103989987,1cyclictest28-21ksoftirqd/200:25:212
103989987,0cyclictest28-21ksoftirqd/222:55:182
103989987,0cyclictest28-21ksoftirqd/200:00:122
103989986,1cyclictest28-21ksoftirqd/223:10:422
103989986,1cyclictest28-21ksoftirqd/222:50:122
103989986,1cyclictest28-21ksoftirqd/222:30:152
103989986,1cyclictest28-21ksoftirqd/222:23:292
103989986,1cyclictest28-21ksoftirqd/220:25:142
103989986,1cyclictest28-21ksoftirqd/220:00:002
103989980,7cyclictest0-21swapper/200:30:222
103989980,6cyclictest0-21swapper/220:41:132
103989980,3cyclictest0-21swapper/220:55:112
103989980,1cyclictest0-21swapper/219:25:132
103849986,1cyclictest9-21ksoftirqd/023:40:230
103849986,1cyclictest9-21ksoftirqd/000:35:010
103849986,1cyclictest29926-21ntpq20:55:160
103849986,1cyclictest19979-21ssh22:19:090
103849986,1cyclictest11301-21snmpd23:34:040
103849986,1cyclictest11301-21snmpd21:00:080
103849986,1cyclictest11301-21snmpd19:52:390
103849986,1cyclictest11301-21snmpd19:35:530
103849985,1cyclictest240-21systemd-journal23:50:000
103849983,3cyclictest3226-21diskmemload23:24:200
103849981,6cyclictest3226-21diskmemload23:39:480
103849981,5cyclictest3226-21diskmemload23:52:060
103849981,1cyclictest1554-21ssh23:25:110
103849980,7cyclictest7830-21ssh22:46:030
103849980,6cyclictest3226-21diskmemload21:17:300
103849980,6cyclictest3226-21diskmemload00:01:180
103849980,5cyclictest3226-21diskmemload21:45:030
104089976,1cyclictest11301-21snmpd23:17:063
104089976,1cyclictest11301-21snmpd22:07:293
104089976,1cyclictest11301-21snmpd22:07:283
104089976,1cyclictest11301-21snmpd19:18:563
104089975,1cyclictest1747-21ntpd21:45:583
104089975,1cyclictest11301-21snmpd23:42:463
104089975,1cyclictest11301-21snmpd20:03:063
104089975,1cyclictest11301-21snmpd19:48:063
104089975,1cyclictest11301-21snmpd00:28:363
104089974,2cyclictest3226-21diskmemload23:36:223
104089974,1cyclictest7272-21ssh22:45:193
104089974,1cyclictest25705-21taskset00:04:493
104089972,3cyclictest3226-21diskmemload21:34:423
104089972,2cyclictest3226-21diskmemload22:28:383
104089971,4cyclictest0-21swapper/320:05:123
104089971,3cyclictest3226-21diskmemload21:29:133
104089971,3cyclictest3226-21diskmemload00:14:423
104089970,3cyclictest0-21swapper/323:30:213
104089970,3cyclictest0-21swapper/322:54:473
104089970,1cyclictest0-21swapper/323:12:283
104089970,1cyclictest0-21swapper/322:02:043
104089970,1cyclictest0-21swapper/321:15:243
104089970,0cyclictest0-21swapper/323:03:113
104089970,0cyclictest0-21swapper/300:08:553
104089970,0cyclictest0-21swapper/300:08:553
103989976,1cyclictest61650irq/122-eno121:10:112
103989976,1cyclictest61650irq/122-eno120:15:132
103989976,1cyclictest61650irq/122-eno120:00:152
103989976,1cyclictest28-21ksoftirqd/221:40:492
103989976,1cyclictest28-21ksoftirqd/220:10:112
103989975,1cyclictest61650irq/122-eno120:35:132
103989970,6cyclictest11301-21snmpd21:01:492
103989970,1cyclictest0-21swapper/219:15:122
103989970,0cyclictest0-21swapper/221:45:242
103929977,0cyclictest0-21swapper/100:28:131
103929974,3cyclictest0-21swapper/121:10:051
103929970,7cyclictest0-21swapper/123:06:161
103929970,6cyclictest0-21swapper/100:34:091
103929970,4cyclictest0-21swapper/122:51:041
103929970,1cyclictest0-21swapper/122:26:341
103929970,1cyclictest0-21swapper/119:19:081
103849977,0cyclictest9-21ksoftirqd/020:29:340
103849976,1cyclictest9-21ksoftirqd/022:35:120
103849976,1cyclictest3226-21diskmemload00:18:260
103849976,1cyclictest28279-21ssh00:06:500
103849976,1cyclictest28279-21ssh00:06:500
103849976,1cyclictest25449-21expr21:40:140
103849975,1cyclictest9-21ksoftirqd/021:50:120
103849975,1cyclictest9-21ksoftirqd/019:44:590
103849975,1cyclictest11301-21snmpd19:32:080
103849975,0cyclictest3226-21diskmemload21:31:250
103849972,1cyclictest13043-21latency_hist19:15:000
103849971,5cyclictest12755-21munin-node21:25:080
103849971,5cyclictest12755-21munin-node19:45:110
103849971,3cyclictest0-21swapper/023:00:160
103849970,6cyclictest8457-21ssh22:00:440
103849970,6cyclictest21376-21ssh22:20:150
103849970,6cyclictest20369-21memory20:35:170
103849970,6cyclictest19826-21apt-get23:05:120
103849970,6cyclictest12804-21ssh21:21:400
103849970,6cyclictest0-21swapper/022:25:140
103849970,6cyclictest0-21swapper/020:25:000
103849970,6cyclictest0-21swapper/020:00:200
103849970,5cyclictest3226-21diskmemload21:35:310
103849970,1cyclictest6451-21fschecks_count00:25:160
103849970,1cyclictest5377-21ssh00:24:150
103849970,1cyclictest4494-21python21:55:200
103849970,1cyclictest3226-21diskmemload00:35:160
103849970,1cyclictest28837-21ssh23:15:340
103849970,1cyclictest1434-21ntp_states19:55:200
103849970,1cyclictest0-21swapper/022:10:100
104089965,1cyclictest771-21ssh00:15:423
104089965,1cyclictest23378-21ssh21:35:463
104089965,1cyclictest17588-21ssh23:51:073
104089965,1cyclictest14737-21ssh22:55:453
104089965,1cyclictest13768-21cat00:35:143
104089965,1cyclictest11301-21snmpd23:05:273
104089965,1cyclictest11301-21snmpd19:11:133
104089964,1cyclictest3226-21diskmemload23:46:323
104089964,1cyclictest11301-21snmpd23:20:183
104089964,1cyclictest11301-21snmpd22:15:163
104089964,1cyclictest11301-21snmpd20:52:463
104089964,1cyclictest11301-21snmpd20:16:093
104089964,1cyclictest11301-21snmpd20:13:213
104089964,1cyclictest11301-21snmpd19:59:033
104089964,1cyclictest11301-21snmpd19:52:453
104089962,3cyclictest0-21swapper/320:30:193
104089961,3cyclictest0-21swapper/321:55:003
104089961,1cyclictest0-21swapper/321:11:533
104089960,4cyclictest0-21swapper/322:35:533
104089960,2cyclictest0-21swapper/323:25:113
104089960,2cyclictest0-21swapper/321:40:283
104089960,1cyclictest3226-21diskmemload00:20:433
104089960,1cyclictest29753-21ssh22:31:083
104089960,1cyclictest0-21swapper/322:20:273
104089960,1cyclictest0-21swapper/322:11:013
104089960,0cyclictest0-21swapper/321:50:593
103989966,0cyclictest61650irq/122-eno120:50:152
103989964,1cyclictest61650irq/122-eno120:30:142
103989964,1cyclictest28-21ksoftirqd/220:45:142
103989964,1cyclictest28-21ksoftirqd/219:50:142
103989963,2cyclictest6411-21sensors_temp20:05:202
103989960,5cyclictest0-21swapper/219:12:022
103929963,2cyclictest0-21swapper/120:15:131
103929963,0cyclictest0-21swapper/122:05:141
103929963,0cyclictest0-21swapper/122:05:141
103929962,2cyclictest0-21swapper/120:30:151
103929961,5cyclictest0-21swapper/121:16:171
103929961,2cyclictest0-21swapper/122:47:101
103929960,6cyclictest0-21swapper/123:49:031
103929960,6cyclictest0-21swapper/123:26:031
103929960,6cyclictest0-21swapper/123:10:481
103929960,6cyclictest0-21swapper/122:35:361
103929960,6cyclictest0-21swapper/121:21:051
103929960,6cyclictest0-21swapper/119:36:481
103929960,6cyclictest0-21swapper/100:20:091
103929960,5cyclictest0-21swapper/120:45:171
103929960,5cyclictest0-21swapper/120:35:371
103929960,5cyclictest0-21swapper/119:46:141
103929960,5cyclictest0-21swapper/119:40:161
103929960,2cyclictest0-21swapper/123:35:111
103929960,2cyclictest0-21swapper/122:15:161
103929960,2cyclictest0-21swapper/100:00:101
103929960,1cyclictest0-21swapper/121:00:161
103929960,1cyclictest0-21swapper/120:25:161
103849965,1cyclictest9-21ksoftirqd/020:15:010
103849965,1cyclictest11301-21snmpd21:07:200
103849965,1cyclictest11301-21snmpd20:45:010
103849964,1cyclictest11301-21snmpd20:41:490
103849962,1cyclictest0-21swapper/019:25:120
103849960,6cyclictest0-21swapper/021:10:020
103849960,6cyclictest0-21swapper/020:07:270
103849960,5cyclictest0-21swapper/019:21:110
103849960,1cyclictest24572-1kworker/u9:200:10:070
103849960,0cyclictest3226-21diskmemload22:05:090
103849960,0cyclictest3226-21diskmemload22:05:080
103849960,0cyclictest0-21swapper/023:56:070
103849960,0cyclictest0-21swapper/022:40:060
103849960,0cyclictest0-21swapper/020:50:280
104089955,0cyclictest8233-21kworker/3:219:36:473
104089954,1cyclictest35-21ksoftirqd/320:28:083
104089954,1cyclictest35-21ksoftirqd/319:40:153
104089954,1cyclictest32522-21systemctl21:00:203
104089954,1cyclictest11301-21snmpd20:44:533
104089954,1cyclictest11301-21snmpd19:32:023
104089953,1cyclictest2761-21tail21:05:203
104089953,1cyclictest11301-21snmpd19:22:023
104089951,3cyclictest0-21swapper/320:45:133
103989955,0cyclictest61650irq/122-eno119:35:032
103989951,2cyclictest0-21swapper/219:30:152
103929955,0cyclictest0-21swapper/121:29:371
103929955,0cyclictest0-21swapper/100:15:041
103929955,0cyclictest0-21swapper/100:12:541
103929951,2cyclictest0-21swapper/119:20:151
103929950,5cyclictest0-21swapper/123:51:531
103929950,5cyclictest0-21swapper/122:24:441
103929950,5cyclictest0-21swapper/121:53:211
103929950,5cyclictest0-21swapper/121:41:001
103929950,5cyclictest0-21swapper/121:06:211
103929950,5cyclictest0-21swapper/120:00:341
103929950,5cyclictest0-21swapper/119:55:241
103929950,5cyclictest0-21swapper/119:25:381
103929950,5cyclictest0-21swapper/119:13:011
103929950,5cyclictest0-21swapper/100:36:061
103929950,5cyclictest0-21swapper/100:05:301
103929950,5cyclictest0-21swapper/100:05:301
103929950,4cyclictest0-21swapper/121:31:341
103929950,4cyclictest0-21swapper/120:05:171
103929950,3cyclictest0-21swapper/123:55:071
103929950,3cyclictest0-21swapper/123:20:161
103929950,3cyclictest0-21swapper/123:00:071
103929950,3cyclictest0-21swapper/121:45:221
103929950,2cyclictest0-21swapper/123:16:261
103929950,2cyclictest0-21swapper/122:55:071
103929950,2cyclictest0-21swapper/122:40:111
103929950,2cyclictest0-21swapper/122:13:031
103929950,1cyclictest0-21swapper/123:30:171
103929950,0cyclictest0-21swapper/121:56:101
104089943,1cyclictest11301-21snmpd20:57:523
104089940,1cyclictest0-21swapper/320:35:123
104089940,1cyclictest0-21swapper/319:25:223
103929944,0cyclictest0-21swapper/119:34:081
103929940,4cyclictest0-21swapper/120:40:201
103929940,2cyclictest0-21swapper/120:20:121
103929940,2cyclictest0-21swapper/119:50:201
103929940,1cyclictest30544-21chrt20:55:221
103929940,1cyclictest0-21swapper/120:10:151
103929940,0cyclictest0-21swapper/123:40:311
103929940,0cyclictest0-21swapper/122:30:141
103929940,0cyclictest0-21swapper/121:35:111
103929940,0cyclictest0-21swapper/120:50:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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