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2026-05-31 - 23:00
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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 rackcslot2.osadl.org (updated Sun May 31, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2974827057,8sleep10-21swapper/107:05:231
3002226553,8sleep00-21swapper/007:08:130
269892650,0sleep00-21swapper/011:38:400
145612620,2sleep03025899cyclictest07:49:060
30259993310,2cyclictest0-21swapper/109:52:471
30259993010,6cyclictest0-21swapper/111:05:091
30259993010,1cyclictest0-21swapper/111:27:121
30258993030,0cyclictest0-21swapper/009:22:480
3025899280,27cyclictest9910-21cstates11:58:580
896222710,0sleep10-21swapper/111:57:291
30259992720,6cyclictest7777-21apache210:52:071
3025999260,7cyclictest0-21swapper/112:28:581
30258992610,0cyclictest0-21swapper/012:32:460
30259992525,0cyclictest0-21swapper/111:02:001
30259992521,3cyclictest7757-21apache209:18:261
3025999250,14cyclictest0-21swapper/112:13:581
30258992524,1cyclictest7-21ksoftirqd/011:38:590
3025899251,5cyclictest91rcu_preempt12:19:080
30258992510,7cyclictest0-21swapper/012:26:210
30258992510,6cyclictest0-21swapper/009:49:010
30258992510,1cyclictest0-21swapper/010:45:390
30258992510,10cyclictest0-21swapper/012:15:430
3025899250,4cyclictest91rcu_preempt10:49:020
3025999249,2cyclictest0-21swapper/112:08:581
30259992416,6cyclictest7777-21apache208:32:021
3025999241,2cyclictest31917-21switchtime08:34:081
30259992410,11cyclictest0-21swapper/110:38:231
30258992422,1cyclictest7-21ksoftirqd/009:54:420
30258992421,2cyclictest744-21snmpd10:25:220
30258992420,3cyclictest7757-21apache208:58:110
30258992418,4cyclictest7-21ksoftirqd/007:23:010
3025899241,6cyclictest91rcu_preempt09:32:480
30258992414,4cyclictest17609-21cstates07:59:010
3025999232,18cyclictest4971-21apache_accesses11:08:591
30259992317,5cyclictest636-21nscd11:15:231
30259992311,10cyclictest11835-21diskmemload09:34:091
30258992316,3cyclictest7-21ksoftirqd/008:06:560
30258992314,6cyclictest7777-21apache212:09:050
30258992314,2cyclictest0-21swapper/010:16:530
3025899230,5cyclictest91rcu_preempt11:13:480
3025899230,16cyclictest0-21swapper/009:28:220
281692230,12sleep10-21swapper/110:13:101
3194122210,0sleep1744-21snmpd07:13:011
3025999223,12cyclictest6007-21cron08:53:481
30259992218,2cyclictest0-21swapper/110:56:521
3025999221,19cyclictest0-21swapper/110:29:281
30259992211,5cyclictest19404-21memory10:44:051
30259992210,9cyclictest0-21swapper/110:22:561
3025999220,1cyclictest0-21swapper/111:44:041
3025899224,11cyclictest0-21swapper/011:28:590
30258992221,0cyclictest7-21ksoftirqd/010:23:480
30258992221,0cyclictest7-21ksoftirqd/009:09:090
3025899222,10cyclictest0-21swapper/007:28:590
30258992219,2cyclictest7757-21apache210:30:310
30258992219,2cyclictest1800-21ssh09:37:190
30258992210,7cyclictest0-21swapper/008:59:040
30258992210,6cyclictest0-21swapper/008:19:060
30258992210,2cyclictest0-21swapper/011:44:030
295022210,0sleep00-21swapper/011:05:090
3025999214,13cyclictest0-21swapper/109:24:081
30259992121,0cyclictest0-21swapper/110:06:461
30259992115,1cyclictest6137-21sh09:43:471
3025999211,19cyclictest0-21swapper/111:39:041
3025899216,8cyclictest0-21swapper/010:59:050
3025899213,2cyclictest91rcu_preempt09:39:030
30258992117,1cyclictest7-21ksoftirqd/008:41:170
30258992112,5cyclictest31528-21unixbench_singl07:09:090
30258992110,7cyclictest0-21swapper/011:53:070
30258992110,6cyclictest0-21swapper/011:13:590
30258992110,5cyclictest0-21swapper/010:57:220
3025899210,3cyclictest91rcu_preempt09:16:300
3025999203,9cyclictest11835-21diskmemload09:19:081
30259992019,1cyclictest7777-21apache211:36:331
30259992019,1cyclictest7757-21apache210:43:431
30259992017,1cyclictest0-21swapper/112:27:091
30259992012,3cyclictest100150irq/106-eth1-rx09:00:231
30259992010,8cyclictest0-21swapper/107:34:321
30259992010,3cyclictest0-21swapper/110:13:551
30259992010,2cyclictest0-21swapper/112:03:381
3025899207,9cyclictest0-21swapper/012:08:260
3025899202,8cyclictest744-21snmpd10:41:160
30258992020,0cyclictest7-21ksoftirqd/007:24:030
30258992018,1cyclictest7-21ksoftirqd/012:34:030
30258992017,3cyclictest7-21ksoftirqd/008:29:050
30258992010,5cyclictest0-21swapper/011:24:030
30258992010,3cyclictest0-21swapper/010:06:420
3025899200,19cyclictest9293-21ssh09:47:240
2781122010,0sleep10-21swapper/112:23:411
3025999195,13cyclictest0-21swapper/107:19:021
3025999195,10cyclictest0-21swapper/108:44:011
3025999192,16cyclictest100350irq/108-eth1-tx09:57:101
30259991917,1cyclictest0-21swapper/107:29:401
3025999191,3cyclictest0-21swapper/109:31:211
30259991912,4cyclictest7777-21apache209:48:081
30259991910,3cyclictest0-21swapper/110:00:411
3025999190,2cyclictest0-21swapper/110:27:011
3025999190,18cyclictest0-21swapper/107:59:081
30258991919,0cyclictest0-21swapper/010:10:420
30258991918,0cyclictest7-21ksoftirqd/010:34:000
30258991916,2cyclictest7-21ksoftirqd/011:19:170
30258991910,4cyclictest0-21swapper/008:24:050
30258991910,2cyclictest0-21swapper/009:04:050
30258991910,1cyclictest0-21swapper/010:01:370
3025999183,5cyclictest24977-21sendmail08:18:481
3025999181,9cyclictest167-21systemd-journal08:28:491
30259991818,0cyclictest0-21swapper/111:30:481
30259991810,5cyclictest20075-21ls08:04:051
30259991810,4cyclictest0-21swapper/108:54:001
30259991810,3cyclictest0-21swapper/108:20:251
3025999180,9cyclictest0-21swapper/107:44:011
3025899182,7cyclictest0-21swapper/008:34:010
30258991812,3cyclictest7-21ksoftirqd/007:39:050
30258991810,7cyclictest0-21swapper/007:46:000
3025999175,6cyclictest0-21swapper/107:24:021
3025999174,10cyclictest0-21swapper/107:14:011
3025999173,1cyclictest3125-21apache_accesses12:34:001
30259991711,4cyclictest0-21swapper/107:54:071
30259991710,4cyclictest0-21swapper/111:18:571
30259991710,1cyclictest0-21swapper/109:09:341
3025999170,5cyclictest0-21swapper/109:07:441
3025899176,5cyclictest0-21swapper/007:14:000
3025899175,7cyclictest9641-21munin-run07:38:480
3025899172,14cyclictest7-21ksoftirqd/011:54:440
30258991710,3cyclictest0-21swapper/008:08:580
30258991710,1cyclictest91rcu_preempt08:14:360
3025899170,2cyclictest0-21swapper/007:54:080
30259991613,1cyclictest30256-21cyclictest07:49:011
3025999161,10cyclictest0-21swapper/107:39:061
30259991610,3cyclictest0-21swapper/112:03:501
30259991610,3cyclictest0-21swapper/111:48:591
3025999152,5cyclictest0-21swapper/108:13:421
30259991510,2cyclictest0-21swapper/108:39:001
3025899157,4cyclictest7-21ksoftirqd/008:44:040
3025899150,4cyclictest6117-21ls08:53:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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