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2025-07-01 - 17:59
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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 rack6slot5.osadl.org (updated Tue Jul 01, 2025 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1839199105595505,5050cyclictest2899-21kworker/0:007:24:080
183919996355122,4502cyclictest28961-21kworker/0:010:29:280
183919996255118,4496cyclictest19118-21kworker/0:008:58:180
183919992234732,4486cyclictest19118-21kworker/0:009:09:000
183919991474772,4361cyclictest22021-21kworker/0:011:15:210
183919991094774,4324cyclictest2899-21kworker/0:007:28:080
183919989484692,4245cyclictest8398-21kworker/0:108:32:150
183919989294784,4134cyclictest8398-21kworker/0:108:27:200
183919987984517,4269cyclictest28961-21kworker/0:010:17:550
183919987834504,4268cyclictest19118-21kworker/0:009:14:520
183919986774548,4106cyclictest2899-21kworker/0:007:40:530
183919986574304,4293cyclictest2899-21kworker/0:007:52:080
183919986324539,4088cyclictest14409-21kworker/0:209:51:070
183919986204523,4086cyclictest14409-21kworker/0:209:43:320
183919985684403,4154cyclictest19118-21kworker/0:009:03:380
183919983384379,3935cyclictest2899-21kworker/0:007:30:270
183919981914082,4093cyclictest3659-21kworker/0:109:33:330
183919981263996,4115cyclictest2899-21kworker/0:008:01:280
183919980853995,4075cyclictest8398-21kworker/0:108:06:210
183919980664255,3796cyclictest14409-21kworker/0:209:58:060
183919979704253,3665cyclictest19118-21kworker/0:008:51:290
183919977724272,3486cyclictest8398-21kworker/0:108:16:210
183919976854007,3636cyclictest14409-21kworker/0:209:49:310
183919975994098,3487cyclictest14111-21kworker/0:010:57:250
183919975023732,3727cyclictest2899-21kworker/0:007:18:310
183919974123906,3492cyclictest28961-21kworker/0:010:42:070
183919972873632,3641cyclictest19118-21kworker/0:008:46:120
183919972543792,3411cyclictest2899-21kworker/0:007:47:400
183919971353535,3548cyclictest2899-21kworker/0:007:35:120
183919970723857,3204cyclictest8398-21kworker/0:108:13:000
183919969493650,3248cyclictest14111-21kworker/0:010:54:060
183919969463794,3141cyclictest3659-21kworker/0:109:35:100
183919967753583,3162cyclictest2899-21kworker/0:007:14:440
183919966143377,3186cyclictest8398-21kworker/0:108:21:030
183919966013620,2971cyclictest19118-21kworker/0:008:42:290
183919965853562,2972cyclictest22021-21kworker/0:011:12:100
183919965493442,3092cyclictest28961-21kworker/0:010:38:420
183919964683317,3136cyclictest3659-21kworker/0:109:26:290
183919964133424,2978cyclictest3659-21kworker/0:109:21:140
183919963923267,3074cyclictest3659-21kworker/0:109:19:400
183919959503200,2746cyclictest2899-21kworker/0:007:58:280
183919957783199,2575cyclictest26909-21kworker/0:110:08:340
183919957593051,2693cyclictest19118-21kworker/0:008:35:520
183919955462750,2746cyclictest27159-21kworker/0:211:33:320
183919940382412,1601cyclictest27159-21kworker/0:211:35:330
183092778185,203sleep00-21swapper07:09:570
183919950034,404cyclictest4897-21runrttasks12:27:230
183919949037,276cyclictest25682-21ssh12:35:490
183919946431,417cyclictest10398-21ls12:00:200
183919945633,361cyclictest31876-21diskmemload12:06:480
183919945432,360cyclictest7955-21fschecks_count11:51:510
183919945334,357cyclictest31876-21diskmemload12:20:540
183919945263,375cyclictest30652chrt11:41:070
183919945034,355cyclictest4897-21runrttasks11:57:140
183919944734,351cyclictest5006-21ssh10:32:040
183919944553,96cyclictest26220-21gltestperf11:20:360
183919944484,347cyclictest6041-21ssh11:47:550
183919944434,350cyclictest31876-21diskmemload10:01:450
183919944433,350cyclictest28518-21ssh11:25:470
183919944033,337cyclictest24029-21ssh12:31:300
183919943936,332cyclictest11078-21expr10:45:580
183919943733,231cyclictest17405-21ssh12:16:020
183919942455,354cyclictest31876-21diskmemload12:13:470
183919942439,201cyclictest28159-21munin-node10:10:430
183919941131,366cyclictest17111-21ssh11:00:190
183919941087,263cyclictest11-21ksoftirqd/010:25:110
183919939653,282cyclictest2733-21kworker/u2:211:05:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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