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2025-12-19 - 22:49
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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 rack6slot5.osadl.org (updated Fri Dec 19, 2025 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
170269998085113,4690cyclictest3494-21kworker/0:110:29:010
170269997015045,4645cyclictest18825-21kworker/0:008:38:300
170269993054780,4514cyclictest31907-21kworker/0:107:46:050
170269991724714,4446cyclictest20026-21kworker/0:111:08:100
170269990254528,4483cyclictest3494-21kworker/0:110:52:210
170269989704612,4346cyclictest9486-21kworker/0:211:53:500
170269986904668,4011cyclictest3494-21kworker/0:110:36:080
170269986624364,4287cyclictest18825-21kworker/0:008:49:190
170269986544350,4261cyclictest31907-21kworker/0:107:26:330
170269983334152,4137cyclictest31907-21kworker/0:107:44:400
170269979973980,3975cyclictest18825-21kworker/0:008:53:210
170269979224139,3731cyclictest23068-21kworker/0:010:04:130
170269977604063,3646cyclictest18825-21kworker/0:008:42:320
170269977223837,3825cyclictest18825-21kworker/0:008:58:380
170269976853824,3809cyclictest31907-21kworker/0:107:54:400
170269975814071,3467cyclictest15569-21kworker/0:208:31:410
170269975304051,3428cyclictest16950-21kworker/0:010:58:310
170269974973877,3605cyclictest27953-21kworker/0:011:22:240
170269973783960,3403cyclictest13321-21kworker/0:109:48:220
170269973093736,3522cyclictest28690-21kworker/0:212:34:220
170269972703826,3429cyclictest18825-21kworker/0:009:13:400
170269972633808,3394cyclictest12452-21kworker/0:112:00:120
170269971523806,3341cyclictest31907-21kworker/0:108:06:250
170269971293650,3427cyclictest13490-21kworker/0:008:26:030
170269970783509,3554cyclictest31907-21kworker/0:108:10:100
170269970603859,3189cyclictest18825-21kworker/0:009:00:030
170269970583730,3305cyclictest6298-21kworker/0:009:33:250
170269970143609,3390cyclictest31907-21kworker/0:107:14:210
170269970043600,3389cyclictest6298-21kworker/0:009:29:420
170269969893824,3154cyclictest31907-21kworker/0:107:56:050
170269969863579,3384cyclictest12452-21kworker/0:112:16:530
170269969763610,3355cyclictest31907-21kworker/0:108:01:090
170269968913656,3224cyclictest23068-21kworker/0:010:20:400
170269968313450,3367cyclictest23333-21kworker/0:012:24:560
170269968193709,3096cyclictest31907-21kworker/0:107:18:030
170269967983625,3162cyclictest23068-21kworker/0:010:13:380
170269967633660,3052cyclictest31907-21kworker/0:107:22:110
170269967193545,3123cyclictest2803-21kworker/0:209:19:370
170269967053614,3014cyclictest20026-21kworker/0:111:13:470
170269967053436,3254cyclictest31907-21kworker/0:107:40:010
170269966723663,3005cyclictest3494-21kworker/0:110:43:580
170269966443417,3212cyclictest3988-21kworker/0:111:41:010
170269966413647,2983cyclictest18825-21kworker/0:009:05:360
170269966173637,2968cyclictest16950-21kworker/0:011:00:060
170269965953568,2975cyclictest3494-21kworker/0:110:34:340
170269965303277,3214cyclictest2803-21kworker/0:209:23:160
170269964933231,3219cyclictest12452-21kworker/0:112:08:060
170269964903473,3006cyclictest23068-21kworker/0:010:05:490
170269964203207,3190cyclictest3988-21kworker/0:111:45:150
170269964113320,3075cyclictest31400-21kworker/0:111:26:110
170269963983429,2958cyclictest31907-21kworker/0:107:32:280
170269963203292,3013cyclictest13321-21kworker/0:109:39:480
170269962793370,2905cyclictest23068-21kworker/0:009:59:010
170269962233440,2772cyclictest31907-21kworker/0:108:16:360
170269962143402,2798cyclictest23068-21kworker/0:010:19:060
170269961693360,2749cyclictest3494-21kworker/0:110:49:530
170269961193287,2821cyclictest924-21kworker/0:011:34:280
170269960733251,2799cyclictest20026-21kworker/0:111:16:140
170269954482820,2613cyclictest31907-21kworker/0:108:20:270
170269954352717,2703cyclictest12452-21kworker/0:112:10:200
170269949982513,2462cyclictest13321-21kworker/0:109:42:140
170269948832462,2406cyclictest13321-21kworker/0:109:50:520
170269948742455,2404cyclictest23333-21kworker/0:012:27:320
170269947922387,2389cyclictest28690-21kworker/0:212:38:030
165932807184,203sleep00-21swapper07:07:040
17026994280,366cyclictest30513-21diskmemload11:37:530
170269942560,304cyclictest11733-21ssh11:55:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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