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2023-05-28 - 14:37

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 Sun May 28, 2023 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
360699116236201,5371cyclictest25207-21kworker/0:108:58:440
360699113785899,5468cyclictest20766-21kworker/0:011:16:570
360699109485491,5443cyclictest24770-21kworker/0:210:54:320
360699106315445,5175cyclictest20414-21kworker/0:212:23:260
360699105605312,5238cyclictest20414-21kworker/0:212:08:280
360699100975183,4910cyclictest22892-21kworker/0:109:48:400
36069997655192,4562cyclictest25207-21kworker/0:108:47:570
36069997505195,4550cyclictest25207-21kworker/0:108:26:300
36069997475081,4656cyclictest22892-21kworker/0:109:35:280
36069996945055,4628cyclictest20766-21kworker/0:011:21:200
36069993884825,4552cyclictest20766-21kworker/0:011:12:390
36069992514755,4485cyclictest19199-21kworker/0:209:17:570
36069992274631,4572cyclictest28502-21kworker/0:112:29:290
36069992224741,4470cyclictest22892-21kworker/0:109:57:210
36069992114795,4365cyclictest25207-21kworker/0:107:50:450
36069991804714,4455cyclictest25207-21kworker/0:108:05:190
36069991494683,4461cyclictest22892-21kworker/0:109:26:180
36069991264545,4530cyclictest25207-21kworker/0:109:02:560
36069990094746,4260cyclictest25207-21kworker/0:107:13:420
36069989904720,4259cyclictest24770-21kworker/0:210:28:050
36069989744606,4354cyclictest25207-21kworker/0:107:20:470
36069988864575,4300cyclictest25207-21kworker/0:109:09:060
36069988224639,4172cyclictest22892-21kworker/0:110:14:150
36069987314495,4225cyclictest25207-21kworker/0:108:01:090
36069987284640,4036cyclictest24770-21kworker/0:210:48:410
36069987004486,4210cyclictest25207-21kworker/0:108:52:100
36069986354294,4281cyclictest25207-21kworker/0:108:37:180
36069985954230,4350cyclictest28502-21kworker/0:112:33:260
36069985704494,4065cyclictest12922-21kworker/0:112:03:360
36069985294496,4022cyclictest25207-21kworker/0:108:34:540
36069983564362,3944cyclictest24770-21kworker/0:210:30:590
36069983244234,4039cyclictest24770-21kworker/0:210:43:530
36069982524106,4094cyclictest7079-21kworker/0:011:47:510
36069982304097,4082cyclictest25207-21kworker/0:108:41:390
36069981254166,3944cyclictest22892-21kworker/0:109:42:270
36069980954235,3807cyclictest22892-21kworker/0:109:33:350
36069980864010,3989cyclictest25207-21kworker/0:108:24:340
36069979964191,3754cyclictest24770-21kworker/0:210:35:270
36069979514263,3636cyclictest28502-21kworker/0:112:38:430
36069979204195,3711cyclictest22892-21kworker/0:109:24:270
36069979124379,3522cyclictest20766-21kworker/0:011:30:270
36069977773874,3860cyclictest25207-21kworker/0:107:38:200
36069976263792,3783cyclictest25207-21kworker/0:107:26:130
36069976033888,3664cyclictest24770-21kworker/0:210:21:320
36069975093754,3695cyclictest25207-21kworker/0:107:18:280
36069975083963,3531cyclictest1343-21kworker/0:211:38:050
36069974583708,3699cyclictest25207-21kworker/0:107:42:230
36069974294007,3371cyclictest25207-21kworker/0:107:34:240
36069973063939,3316cyclictest25207-21kworker/0:108:11:480
36069971763770,3391cyclictest22892-21kworker/0:110:04:330
36069970503718,3289cyclictest22892-21kworker/0:110:17:050
36069970033734,3258cyclictest25207-21kworker/0:108:18:060
36069968633555,3297cyclictest19199-21kworker/0:209:13:310
36069968423704,3078cyclictest25207-21kworker/0:107:46:330
36069968193713,3091cyclictest12922-21kworker/0:111:57:120
36069967563646,3050cyclictest25207-21kworker/0:107:59:130
36069966973579,3107cyclictest24770-21kworker/0:210:58:500
36069966713666,3001cyclictest20414-21kworker/0:212:13:200
36069965873521,3055cyclictest7079-21kworker/0:011:44:250
36069965863508,3067cyclictest22892-21kworker/0:109:53:030
36069965263434,3016cyclictest24770-21kworker/0:211:06:470
36069964593509,2890cyclictest7079-21kworker/0:011:52:280
36069963913377,2963cyclictest24770-21kworker/0:211:01:490
36069961663263,2851cyclictest22892-21kworker/0:110:08:430
36069961083241,2816cyclictest20766-21kworker/0:011:28:580
36069960683351,2705cyclictest20414-21kworker/0:212:18:240
16832809184,204sleep00-21swapper07:05:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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