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2023-06-01 - 17:23

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 the highest latencies:
System rack6slot5.osadl.org (updated Thu Jun 01, 2023 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
657599107725574,5187cyclictest13798-21kworker/0:208:57:420
65759996535100,4542cyclictest20515-21kworker/0:007:40:420
65759992364598,4614cyclictest20515-21kworker/0:008:05:550
65759991134750,4311cyclictest20515-21kworker/0:008:04:050
65759990974640,4446cyclictest17350-21kworker/0:211:10:180
65759990334710,4319cyclictest32019-21kworker/0:208:44:200
65759990184701,4306cyclictest11169-21kworker/0:008:48:500
65759990014765,4221cyclictest13798-21kworker/0:209:27:130
65759989974588,4398cyclictest2200-21kworker/0:110:44:010
65759989384713,4174cyclictest17350-21kworker/0:211:17:010
65759988984538,4349cyclictest13798-21kworker/0:208:53:160
65759988494668,4138cyclictest21125-21kworker/0:010:15:080
65759988124679,4122cyclictest32019-21kworker/0:208:31:320
65759987784481,4293cyclictest13798-21kworker/0:209:47:060
65759987624453,4298cyclictest13798-21kworker/0:209:24:150
65759986884302,4344cyclictest32019-21kworker/0:208:29:250
65759985634369,4183cyclictest32019-21kworker/0:208:35:480
65759985494368,4176cyclictest21125-21kworker/0:010:21:440
65759981474115,3981cyclictest13798-21kworker/0:209:08:340
65759979904237,3702cyclictest20515-21kworker/0:007:55:400
65759979414239,3688cyclictest833-21kworker/0:111:38:270
65759978594265,3534cyclictest833-21kworker/0:112:03:420
65759977954057,3715cyclictest20515-21kworker/0:007:14:590
65759977944134,3600cyclictest13798-21kworker/0:209:17:520
65759975704087,3440cyclictest21125-21kworker/0:010:30:530
65759974573666,3731cyclictest20515-21kworker/0:007:47:000
65759974323862,3518cyclictest13798-21kworker/0:209:36:220
65759973863933,3410cyclictest20515-21kworker/0:007:30:450
65759972753882,3342cyclictest13798-21kworker/0:209:40:560
65759972303574,3641cyclictest20515-21kworker/0:008:12:030
65759971913653,3522cyclictest13798-21kworker/0:209:04:430
65759970233804,3214cyclictest20515-21kworker/0:007:36:420
65759970153749,3215cyclictest13798-21kworker/0:209:55:070
65759970023792,3199cyclictest13798-21kworker/0:209:14:590
65759969933685,3297cyclictest17350-21kworker/0:211:27:030
65759969833785,3194cyclictest20515-21kworker/0:007:20:480
65759968553763,3048cyclictest27258-21kworker/0:212:34:040
65759967863681,3094cyclictest13798-21kworker/0:209:33:170
65759967543335,3368cyclictest32019-21kworker/0:208:16:280
65759967473618,3114cyclictest20515-21kworker/0:007:51:220
65759967463663,3072cyclictest17350-21kworker/0:211:03:190
65759966973539,3147cyclictest32019-21kworker/0:208:22:440
65759966163597,3008cyclictest13798-21kworker/0:209:51:480
65759966143600,3009cyclictest13798-21kworker/0:210:06:220
65759965663567,2988cyclictest21125-21kworker/0:010:11:290
65759965203380,3080cyclictest17350-21kworker/0:211:08:530
65759964923594,2846cyclictest2200-21kworker/0:110:48:260
65759964183564,2802cyclictest833-21kworker/0:111:35:040
65759964063563,2793cyclictest2200-21kworker/0:110:55:000
65759964003463,2922cyclictest833-21kworker/0:111:49:110
65759963843151,3190cyclictest20515-21kworker/0:007:26:350
65759963633373,2831cyclictest21125-21kworker/0:010:25:240
65759962393355,2824cyclictest13798-21kworker/0:210:04:540
65759962083346,2818cyclictest833-21kworker/0:112:18:140
65759961733331,2791cyclictest20515-21kworker/0:007:18:310
65759959973287,2699cyclictest2200-21kworker/0:110:38:100
65759959863268,2707cyclictest2200-21kworker/0:110:56:250
65759951072502,2590cyclictest27258-21kworker/0:212:36:070
65759948952422,2449cyclictest833-21kworker/0:112:05:390
65759935632050,1498cyclictest833-21kworker/0:111:52:300
59802750185,203sleep00-21swapper07:05:450
65759950753,211cyclictest20389-21diskmemload12:23:130
65759948934,440cyclictest28069-21ssh12:28:040
65759944255,364cyclictest23357-21kworker/u2:311:21:010
65759941223,374cyclictest6270-21ssh11:43:210
65759940255,287cyclictest20389-21diskmemload11:55:500
65759939827,357cyclictest20512-21ssh12:12:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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