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2023-06-09 - 13:53

x86 Intel Xeon E3-1220L V2 @2300 MHz, Linux 4.18.7-rt5 (Profile)

Latency plot of system in rack #8, slot #0
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -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 50 highest latencies:
System rack8slot0.osadl.org (updated Fri Jun 09, 2023 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
570521460,2sleep33232999cyclictest21:11:523
570521460,2sleep33232999cyclictest21:11:523
1702721380,0sleep00-21swapper/023:38:360
2460421370,0sleep30-21swapper/323:31:383
2760121300,0sleep027600-21grepconf.sh23:55:120
1173021270,0sleep00-21swapper/021:20:350
640421230,0sleep06375-21sshd00:11:510
2289321130,0sleep20-21swapper/223:47:442
1882821080,1sleep218826-21bash21:06:502
2822321050,1sleep11846-21nfsd23:33:161
199272810,1sleep219931-21grepconf.sh23:27:082
285632800,1sleep31846-21nfsd21:42:473
112892770,1sleep011288-21sshd22:40:160
77302750,0sleep1241rcuc/122:52:441
130772750,0sleep30-21swapper/320:55:213
49802740,0sleep30-21swapper/323:03:483
49802740,0sleep30-21swapper/323:03:483
68582730,1sleep06856-21sshd00:07:260
270232730,0sleep01846-21nfsd21:28:250
19842730,1sleep11982-21sshd00:04:181
141282730,1sleep314129-21sshd22:18:553
270772720,0sleep10-21swapper/123:28:551
119652720,1sleep111951-21sshd21:26:171
39082710,1sleep03859-21sshd21:35:550
272682710,1sleep027267-21sshd22:52:100
231302710,0sleep023132-21bash22:16:230
237292700,0sleep01022-21runrttasks00:15:360
135542690,0sleep313537-21sshd21:34:533
317622680,0sleep00-21swapper/020:56:100
287492680,1sleep328727-21sshd00:06:573
70642670,1sleep07062-21sshd21:58:470
28182670,1sleep22813-21bash23:19:142
27782670,0sleep20-21swapper/200:14:382
153522670,0sleep00-21swapper/021:52:100
97272660,0sleep30-21swapper/321:00:503
295482660,1sleep029537-21bash23:14:390
174202660,10sleep292050irq/26-p4p1-rx-20:59:452
243162650,0sleep00-21swapper/023:46:180
122702650,0sleep10-21swapper/122:37:281
185992640,0sleep00-21swapper/000:02:050
92582630,0sleep30-21swapper/321:31:533
245672630,0sleep00-21swapper/022:07:570
190282630,1sleep01846-21nfsd21:45:130
11572630,0sleep10-21swapper/122:06:541
250972620,0sleep20-21swapper/221:12:442
250972620,0sleep20-21swapper/221:12:442
102562620,0sleep10-21swapper/123:16:401
195952610,0sleep20-21swapper/222:17:412
195772610,0sleep30-21swapper/321:52:213
159682610,0sleep215961-21sshd00:07:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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