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2026-05-17 - 03:30
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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 100 highest latencies:
System rack6slot5.osadl.org (updated Sun May 17, 2026 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3112199114705977,5489cyclictest16901-21kworker/0:119:31:340
3112199104595284,5171cyclictest14013-21kworker/0:023:18:150
3112199102765395,4871cyclictest14057-21kworker/0:022:28:200
311219999135197,4705cyclictest28308-21kworker/0:022:42:510
311219998745170,4692cyclictest11138-21kworker/0:200:27:110
311219997465118,4618cyclictest29194-21kworker/0:120:36:210
311219996215055,4555cyclictest16901-21kworker/0:119:23:510
311219995405017,4518cyclictest16901-21kworker/0:119:48:160
311219992294655,4563cyclictest24155-21kworker/0:121:46:090
311219990654694,4360cyclictest29194-21kworker/0:120:59:060
311219990404569,4460cyclictest24155-21kworker/0:121:32:380
311219990164565,4440cyclictest20420-21kworker/0:123:27:310
311219990044565,4428cyclictest31521-21kworker/0:223:08:590
311219989784650,4317cyclictest16901-21kworker/0:119:27:460
311219988504582,4257cyclictest16901-21kworker/0:120:08:390
311219988414630,4168cyclictest16901-21kworker/0:119:55:020
311219987974556,4230cyclictest14057-21kworker/0:022:13:440
311219987124405,4295cyclictest31521-21kworker/0:222:51:480
311219986594377,4270cyclictest24155-21kworker/0:121:41:430
311219986064356,4245cyclictest29194-21kworker/0:121:15:170
311219984704299,4159cyclictest3869-21kworker/0:022:04:320
311219984504232,4166cyclictest16901-21kworker/0:119:42:170
311219983674235,4121cyclictest29194-21kworker/0:121:23:510
311219983064418,3884cyclictest29194-21kworker/0:120:47:510
311219981984338,3849cyclictest29194-21kworker/0:121:11:090
311219981334283,3808cyclictest29194-21kworker/0:121:05:230
311219980144269,3740cyclictest29194-21kworker/0:120:32:340
311219979654208,3742cyclictest20420-21kworker/0:123:35:370
311219976843857,3784cyclictest16901-21kworker/0:119:38:090
311219976594156,3488cyclictest31521-21kworker/0:223:03:200
311219975594110,3434cyclictest11138-21kworker/0:200:33:580
311219975053971,3483cyclictest11156-21kworker/0:222:07:240
311219974904085,3391cyclictest16901-21kworker/0:119:14:300
311219974184020,3347cyclictest24155-21kworker/0:121:53:510
311219973493686,3611cyclictest29194-21kworker/0:121:01:230
311219972983661,3594cyclictest29194-21kworker/0:120:42:070
311219972203747,3430cyclictest2023-21kworker/0:223:52:220
311219971163800,3304cyclictest20420-21kworker/0:123:32:270
311219970843671,3362cyclictest20544-21kworker/0:221:26:390
311219970313757,3262cyclictest14057-21kworker/0:022:23:380
311219970243771,3242cyclictest23274-21kworker/0:020:28:470
311219970183864,3143cyclictest31521-21kworker/0:223:13:410
311219969673740,3216cyclictest23274-21kworker/0:020:24:470
311219969243666,3244cyclictest11138-21kworker/0:200:17:120
311219968943696,3187cyclictest11138-21kworker/0:200:14:230
311219968643559,3290cyclictest25175-21kworker/0:222:36:360
311219967903657,3128cyclictest29194-21kworker/0:120:51:360
311219967883429,3348cyclictest3869-21kworker/0:021:59:530
311219967813616,3112cyclictest8141-21kworker/0:000:08:380
311219967643642,3117cyclictest16901-21kworker/0:120:04:320
311219967623599,3112cyclictest31521-21kworker/0:222:58:590
311219967193655,2995cyclictest24155-21kworker/0:121:35:350
311219967073627,3080cyclictest24265-21kworker/0:000:38:420
311219966983601,3085cyclictest2023-21kworker/0:223:58:040
311219966443648,2981cyclictest11138-21kworker/0:200:21:380
311219966013514,3071cyclictest20420-21kworker/0:123:48:120
311219965353580,2941cyclictest20420-21kworker/0:123:44:080
311219965323575,2906cyclictest14057-21kworker/0:022:31:460
311219965253585,2890cyclictest16901-21kworker/0:119:58:540
311219965143514,2989cyclictest16901-21kworker/0:119:16:420
311219963643276,3012cyclictest2023-21kworker/0:200:00:430
311219962773245,2972cyclictest14057-21kworker/0:022:17:130
311219962533342,2859cyclictest14013-21kworker/0:023:21:330
311219962523403,2834cyclictest23274-21kworker/0:020:15:110
311219962503375,2865cyclictest31521-21kworker/0:222:47:330
311219960823401,2669cyclictest23274-21kworker/0:020:12:540
309862577186,204sleep00-21swapper19:09:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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