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2023-03-24 - 17:47

x86 Intel Celeron M @1500 MHz, Linux 5.15.32-rt39 (Profile)

Latency plot of system in rack #6, slot #5
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -n -a0 -t1 -p99 -i200 -h400 -q
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 rack6slot5.osadl.org (updated Fri Mar 24, 2023 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2056199108245545,5268cyclictest31542-21kworker/0:008:02:440
2056199107635523,5236cyclictest31542-21kworker/0:009:03:390
2056199100685169,4888cyclictest24595-21kworker/0:012:10:410
2056199100495340,4698cyclictest18607-21kworker/0:110:54:260
205619999135061,4836cyclictest14635-21kworker/0:011:50:550
205619998535236,4606cyclictest24595-21kworker/0:012:15:070
205619997615096,4653cyclictest1425-21kworker/0:112:37:200
205619996945054,4628cyclictest18607-21kworker/0:111:21:520
205619996525143,4498cyclictest5431-21kworker/0:207:29:360
205619995825002,4569cyclictest18607-21kworker/0:111:08:130
205619993284795,4522cyclictest31542-21kworker/0:008:33:070
205619992904774,4511cyclictest4524-21kworker/0:110:32:130
205619992394741,4486cyclictest25586-21kworker/0:210:09:580
205619992044739,4454cyclictest31542-21kworker/0:008:06:490
205619991784721,4446cyclictest18607-21kworker/0:111:03:350
205619990784671,4396cyclictest1194-21kworker/0:109:08:130
205619990754672,4392cyclictest14635-21kworker/0:011:43:510
205619990614560,4490cyclictest24595-21kworker/0:012:01:410
205619990364539,4485cyclictest14635-21kworker/0:011:48:150
205619989764508,4443cyclictest1425-21kworker/0:112:33:280
205619989754495,4438cyclictest31542-21kworker/0:008:26:420
205619989504609,4330cyclictest24595-21kworker/0:012:06:090
205619989194590,4318cyclictest31542-21kworker/0:008:11:120
205619989034582,4310cyclictest31542-21kworker/0:008:59:130
205619988884475,4402cyclictest9315-21kworker/0:211:34:450
205619988694675,4191cyclictest5431-21kworker/0:207:13:470
205619987634363,4341cyclictest31542-21kworker/0:007:52:080
205619987534508,4234cyclictest4524-21kworker/0:110:14:240
205619987484713,4030cyclictest18607-21kworker/0:111:17:260
205619987404357,4331cyclictest5431-21kworker/0:207:19:000
205619986144413,4190cyclictest1194-21kworker/0:109:16:260
205619985704513,4046cyclictest18607-21kworker/0:110:41:030
205619984724463,3998cyclictest1425-21kworker/0:112:24:150
205619982584313,3894cyclictest1194-21kworker/0:109:23:330
205619982064186,3977cyclictest16143-21kworker/0:009:46:260
205619980304220,3767cyclictest25586-21kworker/0:209:55:230
205619978943951,3900cyclictest31542-21kworker/0:008:44:200
205619977764282,3442cyclictest21956-21kworker/0:111:59:550
205619976914138,3510cyclictest31542-21kworker/0:008:52:480
205619976053915,3675cyclictest4524-21kworker/0:110:28:090
205619975793974,3553cyclictest31542-21kworker/0:007:56:340
205619975773968,3594cyclictest1425-21kworker/0:112:27:020
205619975633868,3652cyclictest5431-21kworker/0:207:35:540
205619973643871,3442cyclictest15105-21kworker/0:010:39:320
205619973073754,3493cyclictest18607-21kworker/0:111:10:580
205619973053853,3437cyclictest9315-21kworker/0:211:28:380
205619972093843,3362cyclictest31542-21kworker/0:008:24:140
205619972023782,3360cyclictest5431-21kworker/0:207:31:350
205619971983778,3360cyclictest31542-21kworker/0:007:43:560
205619971753773,3358cyclictest4524-21kworker/0:110:21:500
205619970933637,3405cyclictest9315-21kworker/0:211:37:230
205619970683859,3198cyclictest5431-21kworker/0:207:21:400
205619970293745,3273cyclictest16143-21kworker/0:009:39:030
205619969823698,3273cyclictest1194-21kworker/0:109:12:160
205619969093739,3127cyclictest31542-21kworker/0:007:48:020
205619969003753,3133cyclictest18607-21kworker/0:110:57:200
205619968463620,3211cyclictest16143-21kworker/0:009:42:000
205619968073604,3188cyclictest13185-21kworker/0:209:28:230
205619967813676,3054cyclictest31542-21kworker/0:008:39:570
205619966113640,2967cyclictest31542-21kworker/0:008:19:530
205619964083440,2957cyclictest4524-21kworker/0:110:18:530
205619963493406,2932cyclictest25586-21kworker/0:210:01:470
205619962923425,2852cyclictest25586-21kworker/0:209:50:570
205619959343049,2870cyclictest18607-21kworker/0:110:48:090
205619959023187,2704cyclictest31542-21kworker/0:008:46:070
205619956442903,2690cyclictest13185-21kworker/0:209:33:090
202492722187,176sleep00-21swapper07:08:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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