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2026-03-29 - 04:41
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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 all highest latencies:
System rack1slot1.osadl.org (updated Sun Mar 29, 2026 00:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
260512215150,22sleep20-21swapper/219:08:192
261492204159,25sleep10-21swapper/119:09:351
260172201150,25sleep30-21swapper/319:07:513
259222197157,26sleep00-21swapper/019:06:360
31642660,0sleep20-21swapper/220:35:122
75542160,1sleep121-21ksoftirqd/100:21:081
2627699130,12cyclictest0-21swapper/020:40:110
26287991212,0cyclictest0-21swapper/120:15:181
26287991212,0cyclictest0-21swapper/120:15:181
26276991211,1cyclictest9-21ksoftirqd/022:40:010
26299991110,1cyclictest35-21ksoftirqd/322:40:003
26299991110,1cyclictest35-21ksoftirqd/319:30:003
2629999109,1cyclictest35-21ksoftirqd/323:40:003
2629999100,10cyclictest0-21swapper/321:14:233
2629299109,1cyclictest0-21swapper/223:56:062
2629299108,1cyclictest28-21ksoftirqd/220:25:012
2629299108,1cyclictest28-21ksoftirqd/219:35:002
2629299105,4cyclictest28-21ksoftirqd/221:10:002
2629299100,9cyclictest28827-21munin-node22:53:422
2628799100,9cyclictest0-21swapper/120:40:121
2627699100,9cyclictest745-21lldpd22:24:540
2627699100,5cyclictest14517-21perf23:50:000
2627699100,4cyclictest0-21swapper/020:00:110
262999997,1cyclictest35-21ksoftirqd/320:10:123
262929997,1cyclictest28-21ksoftirqd/219:15:012
262929990,9cyclictest0-21swapper/200:24:032
262929990,8cyclictest0-21swapper/221:27:282
262929990,2cyclictest0-21swapper/219:50:122
262929990,1cyclictest240-21systemd-journal21:20:012
262769993,5cyclictest12263-21sed23:05:010
262769990,5cyclictest16759-21latency_hist21:04:590
262769990,3cyclictest240-21systemd-journal21:59:090
15105290,0sleep10-21swapper/123:07:281
262999981,6cyclictest12554-21kworker/u8:023:18:203
262999981,5cyclictest2828-21apt-get20:35:113
262999980,7cyclictest0-21swapper/321:37:233
262999980,5cyclictest0-21swapper/300:27:033
262999980,3cyclictest0-21swapper/321:15:133
262929987,1cyclictest28-21ksoftirqd/222:04:032
262929986,1cyclictest61650irq/122-eno122:30:172
262929986,1cyclictest61650irq/122-eno122:10:002
262929986,1cyclictest61650irq/122-eno121:20:152
262929985,2cyclictest10562-21ssh21:39:192
262929984,2cyclictest693-21runrttasks23:35:472
262929981,2cyclictest24640-21sh22:38:372
262929980,5cyclictest26304-21apt-get00:05:122
262769987,1cyclictest16896-21ssh22:28:240
262769986,1cyclictest24338-21cat20:10:170
262769981,6cyclictest745-21lldpd23:59:110
262769981,6cyclictest31327-21ssh00:10:180
262769980,1cyclictest19422-21cstates21:50:130
262999976,1cyclictest35-21ksoftirqd/322:45:003
262999976,1cyclictest35-21ksoftirqd/322:00:003
262999976,1cyclictest35-21ksoftirqd/320:15:163
262999976,1cyclictest35-21ksoftirqd/320:15:163
262999976,1cyclictest35-21ksoftirqd/319:25:013
262999976,1cyclictest324-21ntpq21:25:163
262999975,1cyclictest3580-21ssh22:52:363
262999975,1cyclictest35-21ksoftirqd/322:30:003
262999975,1cyclictest35-21ksoftirqd/320:25:003
262999975,1cyclictest35-21ksoftirqd/300:40:003
262999975,1cyclictest25037-21ssh00:02:273
262999975,1cyclictest11441-21ssh23:02:593
262999973,3cyclictest19106-21diskmemload00:20:203
262999971,5cyclictest19106-21diskmemload21:45:193
262999971,4cyclictest19106-21diskmemload00:15:233
262999971,3cyclictest0-21swapper/323:23:163
262999971,2cyclictest0-21swapper/323:25:093
262999970,6cyclictest7050-21ssh22:56:333
262999970,5cyclictest0-21swapper/322:04:073
262999970,4cyclictest7096-21apt-get23:40:113
262999970,4cyclictest0-21swapper/323:49:153
262999970,4cyclictest0-21swapper/323:30:033
262999970,4cyclictest0-21swapper/321:32:473
262999970,4cyclictest0-21swapper/320:50:113
262929976,1cyclictest61650irq/122-eno123:50:122
262929976,1cyclictest61650irq/122-eno123:40:282
262929976,1cyclictest61650irq/122-eno123:33:372
262929976,1cyclictest61650irq/122-eno123:15:182
262929976,1cyclictest61650irq/122-eno123:04:022
262929976,1cyclictest61650irq/122-eno122:14:502
262929976,1cyclictest61650irq/122-eno122:14:502
262929976,1cyclictest61650irq/122-eno121:55:132
262929976,1cyclictest61650irq/122-eno121:45:002
262929976,1cyclictest61650irq/122-eno121:00:132
262929976,1cyclictest61650irq/122-eno100:25:112
262929976,1cyclictest61650irq/122-eno100:18:232
262929976,1cyclictest28-21ksoftirqd/219:13:202
262929976,1cyclictest22461-21apt-get00:00:122
262929976,1cyclictest17531-21ntpq19:55:192
262929976,0cyclictest61650irq/122-eno122:25:092
262929976,0cyclictest61650irq/122-eno121:50:132
262929975,1cyclictest61650irq/122-eno123:26:192
262929975,1cyclictest61650irq/122-eno121:30:132
262929975,1cyclictest13457-21ssh23:05:162
262929974,2cyclictest28-21ksoftirqd/220:42:162
262929973,3cyclictest9910-21apt-get20:50:112
262929973,1cyclictest10947-21apt-get23:45:122
262929971,1cyclictest0-21swapper/222:15:122
262879970,3cyclictest0-21swapper/121:50:061
262769976,1cyclictest4976-21ssh22:12:260
262769976,1cyclictest4976-21ssh22:12:260
262769976,1cyclictest29479-1kworker/u9:021:25:300
262769975,1cyclictest9695-21ssh21:37:030
262769975,1cyclictest6947-21ssh22:56:190
262769974,2cyclictest30978-21/usr/sbin/munin22:05:140
262769973,2cyclictest240-21systemd-journal21:10:000
262769972,2cyclictest19106-21diskmemload22:53:360
262769970,6cyclictest9085-21ssh23:40:510
262769970,6cyclictest733-21sshd20:25:190
262769970,6cyclictest4470-21ntpq21:30:170
262769970,6cyclictest28066-21ssh22:00:160
262769970,6cyclictest2733-21latency_hist20:35:000
262769970,6cyclictest26819-21df_inode00:05:140
262769970,6cyclictest25969-21ssh23:20:360
262769970,6cyclictest24441-21ssh21:15:180
262769970,6cyclictest19106-21diskmemload23:10:100
262769970,6cyclictest13140-21ssh00:30:120
262769970,6cyclictest11601-21ssh00:26:410
262769970,6cyclictest10006-21cut19:40:130
262769970,6cyclictest0-21swapper/022:30:130
262769970,6cyclictest0-21swapper/019:15:120
262769970,3cyclictest6720-21perf19:35:000
262769970,2cyclictest0-21swapper/022:45:100
262769970,1cyclictest6566-21ssh23:39:260
262769970,1cyclictest29497-21ssh21:20:270
262769970,1cyclictest0-21swapper/023:25:130
262769970,1cyclictest0-21swapper/022:35:140
262769970,1cyclictest0-21swapper/020:35:190
262769970,1cyclictest0-21swapper/000:35:170
262999965,1cyclictest946-21ssh00:14:063
262999965,1cyclictest746-21ssh22:06:253
262999965,1cyclictest5500-21ssh22:13:483
262999965,1cyclictest5500-21ssh22:13:483
262999965,1cyclictest35-21ksoftirqd/319:34:593
262999965,1cyclictest30241-21ssh21:22:253
262999965,1cyclictest19344-21ssh22:30:183
262999965,1cyclictest18318-21ssh23:10:483
262999965,1cyclictest14830-21ssh23:06:443
262999965,1cyclictest13615-21ssh21:42:123
262999965,1cyclictest13101-21ssh00:30:053
262999965,1cyclictest12446-21ssh22:21:473
262999964,1cyclictest7067-21grep22:15:153
262999963,1cyclictest240-21systemd-journal23:50:573
262999963,1cyclictest240-21systemd-journal20:26:063
262999963,1cyclictest240-21systemd-journal20:06:373
262999963,1cyclictest240-21systemd-journal00:08:273
262999962,1cyclictest13657-21runrttasks19:48:333
262999961,4cyclictest28827-21munin-node19:53:083
262999961,2cyclictest240-21systemd-journal19:39:553
262999960,3cyclictest0-21swapper/321:51:153
262999960,1cyclictest0-21swapper/323:59:013
262999960,1cyclictest0-21swapper/320:56:223
262929966,0cyclictest61650irq/122-eno123:20:212
262929966,0cyclictest61650irq/122-eno123:10:482
262929966,0cyclictest61650irq/122-eno122:55:512
262929966,0cyclictest61650irq/122-eno122:40:252
262929966,0cyclictest61650irq/122-eno121:40:352
262929966,0cyclictest61650irq/122-eno121:10:302
262929966,0cyclictest61650irq/122-eno120:45:492
262929966,0cyclictest61650irq/122-eno120:30:512
262929966,0cyclictest61650irq/122-eno120:05:142
262929966,0cyclictest61650irq/122-eno100:35:122
262929965,1cyclictest61650irq/122-eno120:25:302
262929965,1cyclictest61650irq/122-eno120:15:172
262929965,1cyclictest61650irq/122-eno120:15:162
262929965,1cyclictest61650irq/122-eno120:11:062
262929965,1cyclictest61650irq/122-eno120:00:132
262929965,1cyclictest28-21ksoftirqd/219:40:002
262929964,1cyclictest61650irq/122-eno119:25:142
262929964,1cyclictest61650irq/122-eno100:10:132
262929964,1cyclictest28-21ksoftirqd/220:58:092
262929963,2cyclictest11663-21apt-get19:45:112
262929961,4cyclictest61650irq/122-eno122:20:112
262929960,6cyclictest0-21swapper/200:30:162
262929960,4cyclictest0-21swapper/222:45:032
262879961,3cyclictest0-21swapper/123:30:121
262879961,2cyclictest0-21swapper/122:56:271
262879960,6cyclictest0-21swapper/122:30:151
262879960,6cyclictest0-21swapper/122:05:201
262879960,6cyclictest0-21swapper/121:40:541
262879960,6cyclictest0-21swapper/119:30:011
262879960,4cyclictest0-21swapper/121:57:501
262879960,3cyclictest0-21swapper/123:20:001
262879960,2cyclictest0-21swapper/123:10:141
262879960,0cyclictest0-21swapper/121:11:151
262769965,1cyclictest8835-21ssh22:17:260
262769965,1cyclictest5609-21ssh00:20:130
262769965,1cyclictest27827-21ntpq19:10:170
262769965,1cyclictest13030-21ssh21:40:380
262769964,1cyclictest9-21ksoftirqd/020:50:000
262769964,1cyclictest23652-21ssh00:00:170
262769963,1cyclictest240-21systemd-journal19:20:500
262769960,6cyclictest0-21swapper/023:50:360
262769960,6cyclictest0-21swapper/023:30:070
262769960,6cyclictest0-21swapper/020:15:060
262769960,6cyclictest0-21swapper/020:15:050
262769960,5cyclictest20199-21ssh23:15:120
262769960,5cyclictest0-21swapper/021:45:080
262769960,5cyclictest0-21swapper/021:10:050
262769960,3cyclictest0-21swapper/019:35:110
262769960,1cyclictest3317-21awk00:15:210
262769960,0cyclictest19106-21diskmemload23:05:010
262769960,0cyclictest0-21swapper/020:53:510
262769960,0cyclictest0-21swapper/019:50:170
262769960,0cyclictest0-21swapper/019:26:200
262999955,0cyclictest19106-21diskmemload22:45:453
262999954,1cyclictest35-21ksoftirqd/320:00:463
262999953,1cyclictest7346-21wc20:45:003
262999953,1cyclictest437-21apt-get20:30:113
262999952,1cyclictest240-21systemd-journal20:45:073
262999951,2cyclictest240-21systemd-journal19:56:073
262999950,3cyclictest14635-21apt-get21:00:113
262999950,3cyclictest0-21swapper/319:15:123
262999950,1cyclictest240-21systemd-journal21:05:073
262929955,0cyclictest61650irq/122-eno119:20:152
262929950,4cyclictest0-21swapper/219:40:142
262879955,0cyclictest0-21swapper/121:16:501
262879955,0cyclictest0-21swapper/100:37:061
262879955,0cyclictest0-21swapper/100:10:491
262879952,2cyclictest0-21swapper/121:26:001
262879952,1cyclictest0-21swapper/100:31:491
262879952,0cyclictest0-21swapper/123:56:471
262879951,0cyclictest0-21swapper/123:25:161
262879950,5cyclictest0-21swapper/123:45:151
262879950,5cyclictest0-21swapper/122:45:151
262879950,5cyclictest0-21swapper/122:42:251
262879950,5cyclictest0-21swapper/122:26:491
262879950,5cyclictest0-21swapper/122:03:001
262879950,5cyclictest0-21swapper/121:31:311
262879950,5cyclictest0-21swapper/120:33:431
262879950,5cyclictest0-21swapper/120:00:101
262879950,5cyclictest0-21swapper/119:10:141
262879950,4cyclictest0-21swapper/123:40:581
262879950,4cyclictest0-21swapper/123:21:411
262879950,4cyclictest0-21swapper/121:38:341
262879950,3cyclictest0-21swapper/123:00:121
262879950,3cyclictest0-21swapper/122:37:331
262879950,3cyclictest0-21swapper/122:23:401
262879950,3cyclictest0-21swapper/122:14:091
262879950,3cyclictest0-21swapper/122:14:081
262879950,3cyclictest0-21swapper/100:00:171
262879950,2cyclictest0-21swapper/120:10:121
262879950,2cyclictest0-21swapper/100:27:571
262879950,1cyclictest0-21swapper/120:55:121
262879950,0cyclictest0-21swapper/123:35:451
262769953,1cyclictest21091-21/usr/sbin/munin20:05:180
262769950,5cyclictest0-21swapper/020:56:060
262769950,4cyclictest28184-21/usr/sbin/munin20:20:150
262769950,0cyclictest0-21swapper/019:56:470
262769950,0cyclictest0-21swapper/019:45:170
262999941,0cyclictest26672-21apt-get19:10:103
262999940,3cyclictest9307-21apt-get19:40:113
262879944,0cyclictest0-21swapper/121:05:071
262879941,2cyclictest0-21swapper/119:55:131
262879941,1cyclictest0-21swapper/100:15:261
262879941,0cyclictest0-21swapper/120:05:131
262879940,4cyclictest0-21swapper/122:50:191
262879940,4cyclictest0-21swapper/120:49:531
262879940,4cyclictest0-21swapper/119:48:571
262879940,4cyclictest0-21swapper/119:37:461
262879940,3cyclictest0-21swapper/122:17:261
262879940,3cyclictest0-21swapper/120:25:101
262879940,2cyclictest0-21swapper/121:22:351
262879940,2cyclictest0-21swapper/119:15:011
262879940,1cyclictest0-21swapper/123:51:041
262879940,1cyclictest0-21swapper/121:45:101
262879940,1cyclictest0-21swapper/120:20:131
262879940,1cyclictest0-21swapper/119:40:151
262879940,1cyclictest0-21swapper/119:30:181
262879940,0cyclictest0-21swapper/100:05:191
262879932,1cyclictest0-21swapper/119:50:191
262879930,3cyclictest0-21swapper/121:00:121
262879930,3cyclictest0-21swapper/120:35:191
262879930,2cyclictest0-21swapper/120:50:121
262879930,1cyclictest0-21swapper/119:20:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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