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2026-06-26 - 13:01
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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 rack1slot1.osadl.org (updated Fri Jun 26, 2026 00:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
45422211160,26sleep30-21swapper/319:09:173
44932204149,22sleep10-21swapper/119:08:371
42492200160,25sleep00-21swapper/019:05:280
43302199159,27sleep20-21swapper/219:06:302
107522580,0sleep20-21swapper/223:39:092
170362170,0sleep00-21swapper/019:30:190
135972160,0sleep00-21swapper/022:14:240
468699140,13cyclictest0-21swapper/223:20:132
467799130,1cyclictest0-21swapper/019:25:110
4697991210,1cyclictest10643-21load21:25:173
468699122,9cyclictest17026-21sed21:35:002
467899120,0cyclictest0-21swapper/119:15:111
467799120,0cyclictest0-21swapper/019:15:110
469799119,1cyclictest35-21ksoftirqd/321:54:593
4697991110,1cyclictest35-21ksoftirqd/300:20:143
4686991111,0cyclictest28-21ksoftirqd/200:22:462
4686991110,1cyclictest28-21ksoftirqd/223:13:272
468699110,7cyclictest240-21systemd-journal23:09:072
468699110,10cyclictest7061-21munin-node00:39:222
467799113,4cyclictest14947-21perf23:45:010
4677991110,1cyclictest9-21ksoftirqd/023:50:000
4677991110,1cyclictest9-21ksoftirqd/000:08:270
469799109,1cyclictest35-21ksoftirqd/322:25:163
469799109,1cyclictest16082-21sh21:32:403
4697991010,0cyclictest35-21ksoftirqd/323:00:113
468699109,1cyclictest28-21ksoftirqd/219:15:012
468699108,1cyclictest21116-21ssh22:24:272
467799109,1cyclictest9-21ksoftirqd/000:15:000
46979998,1cyclictest35-21ksoftirqd/323:30:173
46979998,1cyclictest35-21ksoftirqd/322:19:593
46979998,1cyclictest35-21ksoftirqd/321:45:203
46979998,1cyclictest35-21ksoftirqd/300:35:213
46979998,1cyclictest35-21ksoftirqd/300:10:003
46979997,1cyclictest35-21ksoftirqd/323:35:123
46979997,1cyclictest35-21ksoftirqd/323:15:173
46979993,5cyclictest29428-21cron00:05:003
46869998,1cyclictest28-21ksoftirqd/222:35:492
46869998,1cyclictest28-21ksoftirqd/221:35:152
46869998,1cyclictest28-21ksoftirqd/220:20:112
46869994,2cyclictest548-21systemd-logind22:05:212
46869990,8cyclictest22331-21perl22:25:162
46869990,0cyclictest0-21swapper/222:41:432
46779998,1cyclictest9-21ksoftirqd/023:40:000
46779998,1cyclictest9-21ksoftirqd/021:25:010
46779997,1cyclictest9-21ksoftirqd/021:05:000
46779997,1cyclictest9-21ksoftirqd/019:14:590
46779990,5cyclictest30405-21diskmemload22:51:090
46979988,0cyclictest35-21ksoftirqd/323:05:143
46979988,0cyclictest35-21ksoftirqd/321:40:153
46979987,1cyclictest35-21ksoftirqd/323:25:163
46979987,1cyclictest35-21ksoftirqd/322:45:013
46979987,1cyclictest35-21ksoftirqd/322:05:013
46979987,1cyclictest35-21ksoftirqd/320:20:003
46979987,0cyclictest35-21ksoftirqd/322:05:453
46979986,1cyclictest35-21ksoftirqd/323:50:193
46979986,1cyclictest11373-21cat22:10:153
46979983,1cyclictest30405-21diskmemload23:59:443
46869987,1cyclictest28-21ksoftirqd/223:52:292
46869987,1cyclictest28-21ksoftirqd/200:30:142
46869986,1cyclictest61650irq/122-eno123:25:142
46869986,1cyclictest61650irq/122-eno100:15:142
46869986,1cyclictest61650irq/122-eno100:11:402
46869986,1cyclictest28-21ksoftirqd/220:20:002
46869984,1cyclictest240-21systemd-journal23:45:012
46869983,2cyclictest240-21systemd-journal23:16:222
46869981,4cyclictest769-21lldpd21:53:202
46869980,6cyclictest32091-21kworker/u8:122:17:542
46869980,5cyclictest0-21swapper/221:25:112
46869980,4cyclictest32437-21taskset00:08:092
46869980,1cyclictest0-21swapper/223:55:112
46789980,3cyclictest0-21swapper/100:20:131
46779987,1cyclictest9-21ksoftirqd/022:06:010
46779982,0cyclictest30405-21diskmemload23:26:410
46779980,6cyclictest0-21swapper/021:45:040
46979977,0cyclictest35-21ksoftirqd/322:30:133
46979977,0cyclictest35-21ksoftirqd/300:30:413
46979977,0cyclictest35-21ksoftirqd/300:25:123
46979976,1cyclictest35-21ksoftirqd/322:15:143
46979976,1cyclictest35-21ksoftirqd/300:11:193
46979976,1cyclictest29779-21cat22:35:163
46979975,1cyclictest35-21ksoftirqd/322:55:153
46979975,1cyclictest35-21ksoftirqd/321:05:143
46979975,1cyclictest35-21ksoftirqd/320:50:123
46979975,1cyclictest35-21ksoftirqd/320:05:163
46979975,1cyclictest12634-21latency_hist19:25:003
46979972,4cyclictest35-21ksoftirqd/322:53:513
46979972,1cyclictest240-21systemd-journal21:10:003
46979970,4cyclictest0-21swapper/323:21:253
46869976,1cyclictest61650irq/122-eno121:49:442
46869976,1cyclictest61650irq/122-eno119:56:212
46869976,1cyclictest61650irq/122-eno100:03:332
46869976,1cyclictest28-21ksoftirqd/222:30:382
46869976,0cyclictest61650irq/122-eno121:15:172
46869976,0cyclictest61650irq/122-eno120:50:132
46869975,1cyclictest61650irq/122-eno122:52:462
46869975,1cyclictest61650irq/122-eno120:45:012
46869975,1cyclictest61650irq/122-eno120:05:112
46869975,1cyclictest5775-21ssh22:46:042
46869975,1cyclictest29429-21ntpq21:05:192
46869975,1cyclictest28-21ksoftirqd/220:25:132
46869975,1cyclictest22210-21ntpq21:40:162
46869973,1cyclictest6869-21sed21:20:172
46869971,1cyclictest3718-21df_inode22:00:142
46869970,4cyclictest20149-21apt-get19:40:112
46869970,4cyclictest20149-21apt-get19:40:102
46869970,3cyclictest840-21grep21:55:182
46789974,3cyclictest0-21swapper/122:16:031
46789971,5cyclictest0-21swapper/122:04:551
46789970,7cyclictest0-21swapper/121:45:161
46789970,0cyclictest0-21swapper/120:30:201
46779976,1cyclictest17215-21ssh23:02:360
46779976,1cyclictest16175-21ssh21:32:560
46779975,1cyclictest9-21ksoftirqd/020:20:000
46779975,1cyclictest0-21swapper/021:10:200
46779974,1cyclictest30405-21diskmemload22:00:470
46779972,3cyclictest30405-21diskmemload22:55:380
46779971,2cyclictest31165-21ssh21:53:300
46779970,7cyclictest20969-21ssh00:35:240
46779970,6cyclictest3723-21ssh22:45:080
46779970,6cyclictest30682-21ssh22:35:250
46779970,6cyclictest29673-21expr23:20:130
46779970,6cyclictest25864-21grep23:15:120
46779970,6cyclictest23124-21ssh23:10:180
46779970,6cyclictest18830-21aten_r1power_cu23:50:100
46779970,6cyclictest18273-21ssh23:05:030
46779970,6cyclictest18234-21sort21:35:170
46779970,6cyclictest128012sleep021:29:060
46779970,6cyclictest0-21swapper/000:25:130
46779970,2cyclictest240-21systemd-journal20:21:330
46779970,1cyclictest6481-21ssh23:32:150
46779970,1cyclictest27115-21ssh22:30:390
46779970,1cyclictest24739-21ssh23:56:540
46779970,1cyclictest0-21swapper/000:20:020
46779970,1cyclictest0-21swapper/000:15:110
32557270,1sleep20-21swapper/221:10:552
28052270,1sleep10-21swapper/121:05:001
1042270,0sleep00-21swapper/022:40:160
46979966,0cyclictest35-21ksoftirqd/322:45:123
46979966,0cyclictest35-21ksoftirqd/319:30:203
46979965,1cyclictest35-21ksoftirqd/320:25:113
46979965,1cyclictest35-21ksoftirqd/319:30:003
46979965,1cyclictest35-21ksoftirqd/300:15:213
46979965,1cyclictest1930-21ssh21:57:103
46979965,1cyclictest13597-21ssh23:41:083
46979965,0cyclictest35-21ksoftirqd/319:10:133
46979964,1cyclictest35-21ksoftirqd/320:35:133
46979964,1cyclictest35-21ksoftirqd/320:30:163
46979964,1cyclictest30405-21diskmemload23:47:533
46979964,1cyclictest29440-21sshd19:59:023
46979963,2cyclictest18848-21apt-get20:45:123
46979963,1cyclictest240-21systemd-journal21:20:003
46979963,1cyclictest240-21systemd-journal19:35:173
46979962,2cyclictest30405-21diskmemload21:15:023
46979961,3cyclictest2070-21/usr/sbin/munin20:10:183
46979960,3cyclictest693-21runrttasks23:10:543
46979960,2cyclictest0-21swapper/321:35:593
46979960,1cyclictest240-21systemd-journal21:05:003
46979960,1cyclictest240-21systemd-journal20:04:593
46869966,0cyclictest61650irq/122-eno123:31:172
46869966,0cyclictest61650irq/122-eno122:10:022
46869966,0cyclictest61650irq/122-eno120:00:062
46869966,0cyclictest61650irq/122-eno119:25:152
46869966,0cyclictest61650irq/122-eno100:25:122
46869965,1cyclictest61650irq/122-eno123:00:112
46869965,1cyclictest61650irq/122-eno119:50:012
46869964,1cyclictest28-21ksoftirqd/220:55:122
46869964,1cyclictest28-21ksoftirqd/219:35:142
46869961,4cyclictest11293-21tr22:55:152
46869961,2cyclictest19562-21gltestperf20:45:142
46869960,3cyclictest0-21swapper/219:20:132
46869960,2cyclictest0-21swapper/223:45:172
46869960,2cyclictest0-21swapper/219:50:102
46789966,0cyclictest0-21swapper/123:37:341
46789962,4cyclictest0-21swapper/121:42:301
46789962,4cyclictest0-21swapper/119:50:311
46789962,2cyclictest0-21swapper/100:15:261
46789961,5cyclictest0-21swapper/100:08:021
46789960,6cyclictest0-21swapper/122:50:461
46789960,4cyclictest0-21swapper/123:10:171
46789960,4cyclictest0-21swapper/122:42:451
46789960,4cyclictest0-21swapper/122:27:021
46789960,4cyclictest0-21swapper/120:49:031
46789960,2cyclictest0-21swapper/121:05:211
46789960,1cyclictest0-21swapper/120:50:141
46789960,0cyclictest0-21swapper/123:19:321
46779965,1cyclictest9-21ksoftirqd/019:35:520
46779965,1cyclictest2976-21irqstats20:10:150
46779964,1cyclictest2814-21diskmemload21:15:160
46779960,6cyclictest21607-21apt-get22:25:120
46779960,6cyclictest0-21swapper/020:48:150
46779960,6cyclictest0-21swapper/020:35:080
46779960,5cyclictest30405-21diskmemload00:30:050
46779960,5cyclictest24444-1kworker/u9:100:00:040
46779960,1cyclictest30405-21diskmemload22:20:040
46779960,1cyclictest30405-21diskmemload22:15:040
46779960,1cyclictest23119-21grep19:45:130
46779960,0cyclictest0-21swapper/021:55:170
46779960,0cyclictest0-21swapper/021:40:100
46779960,0cyclictest0-21swapper/020:25:390
46779960,0cyclictest0-21swapper/019:55:130
46979955,0cyclictest35-21ksoftirqd/319:40:013
46979955,0cyclictest35-21ksoftirqd/319:40:013
46979955,0cyclictest13650irq/124-ahci[0020:45:013
46979954,1cyclictest35-21ksoftirqd/319:15:003
46979951,1cyclictest7008-21/usr/sbin/munin20:20:153
46869954,1cyclictest61650irq/122-eno119:10:122
46869953,1cyclictest28-21ksoftirqd/220:10:132
46869953,1cyclictest15410-21taskset19:30:052
46869950,4cyclictest14120-21/usr/sbin/munin20:35:202
46869950,1cyclictest11765-21/usr/sbin/munin20:30:212
46869950,1cyclictest0-21swapper/221:00:102
46789955,0cyclictest0-21swapper/123:49:021
46789955,0cyclictest0-21swapper/123:35:001
46789955,0cyclictest0-21swapper/120:27:061
46789954,1cyclictest0-21swapper/121:20:041
46789952,0cyclictest0-21swapper/123:56:491
46789952,0cyclictest0-21swapper/122:49:391
46789951,4cyclictest203-21jbd2/sda2-820:15:521
46789951,4cyclictest0-21swapper/119:25:191
46789951,3cyclictest0-21swapper/121:25:591
46789951,2cyclictest0-21swapper/123:05:201
46789951,0cyclictest0-21swapper/100:30:261
46789950,5cyclictest0-21swapper/120:41:391
46789950,5cyclictest0-21swapper/120:20:241
46789950,4cyclictest0-21swapper/123:55:001
46789950,3cyclictest0-21swapper/119:45:011
46789950,3cyclictest0-21swapper/119:45:011
46789950,2cyclictest0-21swapper/123:25:141
46789950,2cyclictest0-21swapper/123:00:201
46789950,2cyclictest0-21swapper/121:50:391
46789950,2cyclictest0-21swapper/121:35:121
46789950,2cyclictest0-21swapper/121:10:061
46789950,2cyclictest0-21swapper/100:37:121
46789950,2cyclictest0-21swapper/100:02:241
46789950,1cyclictest0-21swapper/122:30:151
46789950,1cyclictest0-21swapper/121:55:141
46789950,1cyclictest0-21swapper/121:30:111
46789950,0cyclictest0-21swapper/120:58:321
46789950,0cyclictest0-21swapper/120:05:191
46789950,0cyclictest0-21swapper/119:47:161
46779955,0cyclictest0-21swapper/019:50:110
46779953,1cyclictest21857-21tune2fs20:50:120
46779950,5cyclictest0-21swapper/020:30:150
46779950,5cyclictest0-21swapper/019:41:310
46779950,5cyclictest0-21swapper/019:41:300
46779950,4cyclictest32139-21/usr/sbin/munin20:05:130
46779950,4cyclictest10509-21/usr/sbin/munin19:20:170
46779950,0cyclictest0-21swapper/021:05:120
46779950,0cyclictest0-21swapper/020:55:080
46779950,0cyclictest0-21swapper/020:40:180
46779950,0cyclictest0-21swapper/020:00:110
46979942,1cyclictest571-21nscd19:45:103
46979942,1cyclictest23650-21aten_r1power_po20:55:103
46979940,1cyclictest240-21systemd-journal19:50:023
46789944,0cyclictest0-21swapper/123:40:081
46789941,3cyclictest0-21swapper/119:35:111
46789941,2cyclictest0-21swapper/122:05:231
46789941,2cyclictest0-21swapper/121:15:161
46789941,1cyclictest0-21swapper/123:20:031
46789940,4cyclictest0-21swapper/120:00:141
46789940,3cyclictest0-21swapper/122:13:101
46789940,2cyclictest0-21swapper/122:55:051
46789940,2cyclictest0-21swapper/122:35:161
46789940,2cyclictest0-21swapper/120:10:161
46789940,2cyclictest0-21swapper/100:25:121
46789940,1cyclictest0-21swapper/122:20:161
46789940,1cyclictest0-21swapper/100:10:141
46789940,0cyclictest0-21swapper/120:35:181
46789940,0cyclictest0-21swapper/119:55:191
46789932,1cyclictest0-21swapper/119:30:111
46789932,0cyclictest0-21swapper/119:19:591
46789930,3cyclictest0-21swapper/119:10:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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