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2025-12-25 - 19:47
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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 792 highest latencies:
System rack1slot1.osadl.org (updated Thu Dec 25, 2025 12:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
52342209172,24sleep10-21swapper/107:05:571
34412204165,26sleep30-21swapper/307:05:103
54142202161,27sleep20-21swapper/207:08:182
53052196157,25sleep00-21swapper/007:06:510
562699130,12cyclictest0-21swapper/012:15:110
5644991211,1cyclictest35-21ksoftirqd/311:30:003
563299120,12cyclictest0-21swapper/108:00:131
5626991211,1cyclictest9-21ksoftirqd/011:45:010
5626991210,1cyclictest9-21ksoftirqd/011:40:000
291452120,0sleep10-21swapper/109:05:111
5644991110,1cyclictest35-21ksoftirqd/307:59:593
562699119,1cyclictest9-21ksoftirqd/008:05:010
562699119,1cyclictest7139-21sh08:20:000
564499109,1cyclictest35-21ksoftirqd/308:25:013
564499108,1cyclictest35-21ksoftirqd/309:50:003
564499100,7cyclictest0-21swapper/309:30:133
563999108,1cyclictest28-21ksoftirqd/208:20:002
56449990,4cyclictest17824-21apt-get09:50:123
56399990,8cyclictest11412-21python11:50:202
56399990,7cyclictest8005-21munin-node08:03:112
56269990,4cyclictest0-21swapper/009:00:110
56449987,1cyclictest35-21ksoftirqd/308:40:003
56449986,1cyclictest707-21snmpd12:25:363
56449986,1cyclictest707-21snmpd12:22:023
56449986,1cyclictest707-21snmpd11:34:333
56449986,1cyclictest707-21snmpd11:04:453
56449986,1cyclictest707-21snmpd07:53:273
56449986,1cyclictest35-21ksoftirqd/311:00:003
56449981,4cyclictest20178-21apt-get09:55:123
56399987,1cyclictest28-21ksoftirqd/208:30:092
56399987,1cyclictest0-21swapper/211:15:172
56399986,1cyclictest707-21snmpd12:35:172
56399986,1cyclictest707-21snmpd09:56:152
56399986,1cyclictest707-21snmpd09:38:062
56399986,1cyclictest707-21snmpd08:06:212
56399986,1cyclictest61650irq/122-eno108:20:192
56399986,1cyclictest61650irq/122-eno108:10:172
56399986,1cyclictest28-21ksoftirqd/209:34:592
56329980,4cyclictest0-21swapper/112:25:201
56329980,4cyclictest0-21swapper/107:40:091
56269987,1cyclictest9-21ksoftirqd/010:55:000
56269986,1cyclictest9-21ksoftirqd/010:20:010
56269986,1cyclictest707-21snmpd07:24:210
56269986,1cyclictest26229-21dump-pmu-power09:00:000
56269985,0cyclictest0-21swapper/010:03:220
56269981,6cyclictest8005-21munin-node10:57:220
56269980,7cyclictest0-21swapper/009:05:110
56269980,4cyclictest29993-21http08:00:000
56449976,1cyclictest35-21ksoftirqd/307:15:013
56449976,0cyclictest0-21swapper/309:05:093
56449975,1cyclictest707-21snmpd12:02:463
56449975,1cyclictest707-21snmpd11:55:233
56449975,1cyclictest707-21snmpd11:38:013
56449975,1cyclictest707-21snmpd10:40:173
56449975,1cyclictest707-21snmpd10:39:173
56449975,1cyclictest707-21snmpd09:21:003
56449975,1cyclictest707-21snmpd09:00:293
56449975,1cyclictest707-21snmpd08:53:593
56449975,1cyclictest707-21snmpd08:12:043
56449975,1cyclictest707-21snmpd08:04:433
56449975,1cyclictest707-21snmpd07:46:473
56449975,1cyclictest707-21snmpd07:23:143
56449975,1cyclictest707-21snmpd07:16:283
56449975,1cyclictest589-21sshd12:36:033
56449974,2cyclictest707-21snmpd07:38:233
56449973,1cyclictest22954-21latency_hist07:44:593
56449970,4cyclictest0-21swapper/308:15:123
56449970,2cyclictest0-21swapper/311:15:133
56449970,0cyclictest0-21swapper/312:30:133
56399976,1cyclictest61650irq/122-eno109:54:162
56399976,1cyclictest61650irq/122-eno108:55:142
56399976,1cyclictest61650irq/122-eno107:55:112
56399976,1cyclictest61650irq/122-eno107:15:012
56399976,1cyclictest28-21ksoftirqd/212:10:002
56399975,1cyclictest707-21snmpd12:21:302
56399975,1cyclictest707-21snmpd11:36:162
56399975,1cyclictest707-21snmpd10:16:232
56399975,1cyclictest707-21snmpd08:50:442
56399975,1cyclictest707-21snmpd07:50:092
56399975,1cyclictest707-21snmpd07:11:432
56399975,1cyclictest61650irq/122-eno109:40:182
56399975,1cyclictest61650irq/122-eno108:40:142
56399975,1cyclictest28-21ksoftirqd/209:10:012
56399975,1cyclictest15726-21sh07:30:012
56399975,1cyclictest1167-21python10:20:222
56399973,2cyclictest240-21systemd-journal09:21:072
56399972,3cyclictest15964-21apt-get07:30:142
56399970,6cyclictest0-21swapper/212:25:182
56329971,6cyclictest0-21swapper/111:35:001
56329971,4cyclictest0-21swapper/111:30:171
56269977,0cyclictest15006-21sensors07:25:190
56269976,1cyclictest9-21ksoftirqd/011:00:110
56269976,1cyclictest9-21ksoftirqd/010:50:010
56269976,1cyclictest707-21snmpd11:33:520
56269976,1cyclictest1183-21cat08:05:130
56269975,1cyclictest9-21ksoftirqd/011:29:590
56269975,1cyclictest0-21swapper/007:40:180
56269972,4cyclictest23345-21/usr/sbin/munin11:10:100
56269971,1cyclictest0-21swapper/009:35:110
56269970,6cyclictest9822-21wc07:15:160
56269970,6cyclictest25701-21/usr/sbin/munin11:15:170
56269970,6cyclictest21905-21users09:55:200
56269970,6cyclictest19875-21df08:45:140
56269970,6cyclictest12503-21egrep08:30:110
56269970,6cyclictest0-21swapper/010:35:000
56269970,1cyclictest9308-21kernelversion09:30:170
56269970,1cyclictest2080-21sed10:25:010
56269970,1cyclictest10926-21kernelversion11:50:170
56269970,1cyclictest0-21swapper/012:04:140
56269970,1cyclictest0-21swapper/008:50:150
56449965,1cyclictest707-21snmpd10:14:283
56449965,1cyclictest707-21snmpd08:26:563
56449965,1cyclictest35-21ksoftirqd/308:45:003
56449965,1cyclictest25185-21sshd11:11:323
56449964,1cyclictest707-21snmpd10:32:433
56449963,1cyclictest240-21systemd-journal12:15:013
56449962,3cyclictest13121-21apt-get09:40:123
56449962,1cyclictest29608-21apt-get10:15:103
56449961,4cyclictest17086-21apt-get12:05:113
56449960,3cyclictest0-21swapper/307:30:163
56399966,0cyclictest61650irq/122-eno112:12:292
56399966,0cyclictest61650irq/122-eno111:55:102
56399966,0cyclictest61650irq/122-eno110:45:122
56399966,0cyclictest61650irq/122-eno110:41:352
56399966,0cyclictest61650irq/122-eno110:25:112
56399966,0cyclictest61650irq/122-eno110:10:192
56399966,0cyclictest61650irq/122-eno110:07:022
56399966,0cyclictest61650irq/122-eno109:45:332
56399966,0cyclictest61650irq/122-eno109:25:182
56399966,0cyclictest61650irq/122-eno109:10:212
56399966,0cyclictest61650irq/122-eno108:49:042
56399966,0cyclictest61650irq/122-eno108:34:592
56399966,0cyclictest61650irq/122-eno108:25:312
56399965,1cyclictest29239-21ntpq11:20:172
56399964,1cyclictest707-21snmpd11:30:222
56399964,1cyclictest61650irq/122-eno111:10:162
56399964,1cyclictest61650irq/122-eno110:55:142
56399964,1cyclictest5366-21cat10:30:172
56399963,2cyclictest18796-21tail11:00:132
56399962,4cyclictest8005-21munin-node10:53:542
56399961,5cyclictest0-21swapper/207:23:182
56399961,4cyclictest0-21swapper/211:25:092
56399961,2cyclictest240-21systemd-journal12:20:012
56399960,5cyclictest0-21swapper/207:38:062
56399960,3cyclictest0-21swapper/211:05:112
56399960,2cyclictest0-21swapper/212:00:132
56399960,1cyclictest548-21systemd-logind07:47:082
56329961,5cyclictest0-21swapper/108:22:381
56329961,3cyclictest0-21swapper/108:35:101
56329960,6cyclictest0-21swapper/112:19:411
56329960,6cyclictest0-21swapper/111:14:041
56329960,6cyclictest0-21swapper/110:16:131
56329960,6cyclictest0-21swapper/110:00:171
56329960,6cyclictest0-21swapper/109:20:001
56329960,6cyclictest0-21swapper/108:11:261
56329960,6cyclictest0-21swapper/107:50:501
56329960,5cyclictest0-21swapper/109:39:101
56329960,5cyclictest0-21swapper/109:00:081
56329960,3cyclictest0-21swapper/111:50:121
56329960,1cyclictest0-21swapper/108:30:111
56329960,1cyclictest0-21swapper/107:35:141
56329960,0cyclictest0-21swapper/110:34:071
56329960,0cyclictest0-21swapper/109:52:141
56269965,1cyclictest707-21snmpd08:29:010
56269965,1cyclictest707-21snmpd07:10:190
56269965,1cyclictest28954-21cat11:20:140
56269965,1cyclictest10099-21cat10:40:150
56269964,1cyclictest707-21snmpd11:40:200
56269964,1cyclictest24904-21/usr/sbin/munin10:05:160
56269960,6cyclictest0-21swapper/010:35:300
56269960,6cyclictest0-21swapper/010:25:130
56269960,6cyclictest0-21swapper/009:20:170
56269960,6cyclictest0-21swapper/008:20:450
56269960,6cyclictest0-21swapper/007:45:190
56269960,6cyclictest0-21swapper/007:35:110
56269960,5cyclictest14650-21apt-get08:35:090
56269960,5cyclictest0-21swapper/011:05:120
56269960,5cyclictest0-21swapper/009:40:120
56269960,5cyclictest0-21swapper/008:42:580
56269960,5cyclictest0-21swapper/007:50:170
56269960,3cyclictest0-21swapper/012:20:130
56269960,1cyclictest0-21swapper/009:15:140
56269960,0cyclictest0-21swapper/012:32:090
56269960,0cyclictest0-21swapper/012:28:050
56269960,0cyclictest0-21swapper/012:06:570
56269960,0cyclictest0-21swapper/010:10:180
56269960,0cyclictest0-21swapper/009:45:100
56269960,0cyclictest0-21swapper/009:25:110
56269960,0cyclictest0-21swapper/009:10:130
56269960,0cyclictest0-21swapper/008:10:100
56269960,0cyclictest0-21swapper/007:31:250
56449955,0cyclictest0-21swapper/309:16:553
56449955,0cyclictest0-21swapper/308:56:173
56449954,1cyclictest707-21snmpd09:12:473
56449954,1cyclictest35-21ksoftirqd/311:45:003
56449954,1cyclictest26306-21sensors10:05:213
56449954,1cyclictest14768-21ntpq07:25:163
56449953,1cyclictest707-21snmpd10:03:523
56449953,1cyclictest1535-21tr08:05:173
56449953,1cyclictest13179-21unixbench-2d10:45:193
56449953,1cyclictest10309-21cpuspeed_turbos11:50:143
56449952,2cyclictest5088-21apt-get11:40:083
56449952,1cyclictest0-21swapper/309:35:193
56449951,3cyclictest32190-21apt-get10:20:133
56449951,1cyclictest29343-21proc_pri11:20:193
56449950,5cyclictest0-21swapper/311:05:573
56449950,2cyclictest1-21systemd08:45:303
56449950,2cyclictest0-21swapper/309:25:123
56449950,2cyclictest0-21swapper/308:30:153
56399955,0cyclictest61650irq/122-eno112:30:122
56399955,0cyclictest61650irq/122-eno111:45:152
56399955,0cyclictest61650irq/122-eno110:37:322
56399955,0cyclictest61650irq/122-eno109:15:132
56399954,1cyclictest61650irq/122-eno110:00:172
56399954,0cyclictest61650irq/122-eno109:02:082
56399952,2cyclictest6331-21head11:40:162
56399950,4cyclictest20681-21/usr/sbin/munin07:40:132
56329955,0cyclictest0-21swapper/112:36:061
56329955,0cyclictest0-21swapper/112:30:331
56329955,0cyclictest0-21swapper/111:48:241
56329955,0cyclictest0-21swapper/109:48:491
56329955,0cyclictest0-21swapper/107:10:031
56329951,2cyclictest0-21swapper/107:55:121
56329951,1cyclictest0-21swapper/112:05:121
56329950,5cyclictest0-21swapper/112:20:161
56329950,5cyclictest0-21swapper/112:01:171
56329950,5cyclictest0-21swapper/111:44:551
56329950,5cyclictest0-21swapper/111:28:341
56329950,5cyclictest0-21swapper/111:24:101
56329950,5cyclictest0-21swapper/111:09:041
56329950,5cyclictest0-21swapper/110:44:051
56329950,5cyclictest0-21swapper/110:25:461
56329950,5cyclictest0-21swapper/109:56:461
56329950,5cyclictest0-21swapper/108:16:021
56329950,5cyclictest0-21swapper/107:29:221
56329950,3cyclictest0-21swapper/108:25:131
56329950,1cyclictest0-21swapper/110:35:101
56329950,1cyclictest0-21swapper/109:25:181
56329950,1cyclictest0-21swapper/107:15:271
56329950,0cyclictest0-21swapper/110:48:411
56329950,0cyclictest0-21swapper/109:40:341
56329950,0cyclictest0-21swapper/109:20:051
56329950,0cyclictest0-21swapper/108:57:381
56329950,0cyclictest0-21swapper/108:49:341
56269953,1cyclictest17820-21/usr/sbin/munin09:50:190
56269950,5cyclictest0-21swapper/011:55:060
56269950,4cyclictest21065-21sed12:10:190
56269950,0cyclictest0-21swapper/012:35:350
56449942,1cyclictest21873-21aten_r1power_fr12:15:113
56449942,1cyclictest14411-21df10:50:133
56449940,1cyclictest0-21swapper/310:25:123
56329944,0cyclictest0-21swapper/111:00:361
56329944,0cyclictest0-21swapper/108:07:471
56329943,1cyclictest0-21swapper/107:30:181
56329942,1cyclictest0-21swapper/109:10:151
56329941,3cyclictest0-21swapper/110:10:201
56329941,2cyclictest0-21swapper/108:50:211
56329941,1cyclictest0-21swapper/110:05:131
56329940,3cyclictest0-21swapper/110:50:101
56329940,2cyclictest0-21swapper/110:20:131
56329940,2cyclictest0-21swapper/107:20:121
56329940,1cyclictest0-21swapper/111:55:111
56329940,1cyclictest0-21swapper/111:15:161
56329940,1cyclictest0-21swapper/107:45:141
56329940,0cyclictest0-21swapper/110:59:221
56329940,0cyclictest0-21swapper/108:42:591
56329930,1cyclictest0-21swapper/109:30:131
19424230,0sleep10-21swapper/112:10:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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