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2023-05-31 - 03:23

x86 Intel Core i7-3632QM @2200 MHz, Linux 4.19.1-rt3 (Profile)

Latency plot of system in rack #6, slot #3
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 -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 100 highest latencies:
System rack6slot3.osadl.org (updated Wed May 31, 2023 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2556225943,0sleep10-21swapper/119:07:141
2547825943,0sleep30-21swapper/319:06:053
2555025740,0sleep70-21swapper/719:07:047
2556625640,0sleep50-21swapper/519:07:195
2547925437,0sleep40-21swapper/419:06:054
2571325235,0sleep00-21swapper/019:09:230
2548125235,0sleep60-21swapper/619:06:086
2546825033,0sleep20-21swapper/219:05:562
2618799380,0cyclictest2476-21ssh22:39:386
2618799380,0cyclictest0-21swapper/621:23:356
2618799370,0cyclictest0-21swapper/622:47:326
2618799370,0cyclictest0-21swapper/621:36:346
2618799370,0cyclictest0-21swapper/621:09:246
2618799370,0cyclictest0-21swapper/619:41:446
2618799370,0cyclictest0-21swapper/600:23:096
2618799360,0cyclictest0-21swapper/623:52:166
2618799360,0cyclictest0-21swapper/623:19:336
2618799360,0cyclictest0-21swapper/622:56:066
2618799360,0cyclictest0-21swapper/621:48:026
2618799360,0cyclictest0-21swapper/621:48:016
2618799360,0cyclictest0-21swapper/620:46:366
2618799360,0cyclictest0-21swapper/620:21:586
391350,0ktimersoftd/316694-21sh22:19:063
2618799350,0cyclictest0-21swapper/600:29:346
391330,0ktimersoftd/38082-21sh00:33:123
391330,0ktimersoftd/30-21swapper/323:19:353
391330,0ktimersoftd/30-21swapper/320:20:213
101330,0ktimersoftd/00-21swapper/021:30:320
551320,0ktimersoftd/526977-21sh23:41:105
551320,0ktimersoftd/50-21swapper/522:56:055
471320,0ktimersoftd/40-21swapper/421:38:174
391320,0ktimersoftd/38256-21taskset19:36:313
391320,0ktimersoftd/325209-21ssh22:28:123
391320,0ktimersoftd/30-21swapper/323:51:153
391320,0ktimersoftd/30-21swapper/323:45:523
391320,0ktimersoftd/30-21swapper/323:43:013
391320,0ktimersoftd/30-21swapper/323:38:373
391320,0ktimersoftd/30-21swapper/323:33:103
391320,0ktimersoftd/30-21swapper/323:26:373
391320,0ktimersoftd/30-21swapper/323:21:063
391320,0ktimersoftd/30-21swapper/323:10:303
391320,0ktimersoftd/30-21swapper/323:05:353
391320,0ktimersoftd/30-21swapper/323:01:373
391320,0ktimersoftd/30-21swapper/322:56:233
391320,0ktimersoftd/30-21swapper/322:52:503
391320,0ktimersoftd/30-21swapper/322:45:503
391320,0ktimersoftd/30-21swapper/322:42:393
391320,0ktimersoftd/30-21swapper/322:35:363
391320,0ktimersoftd/30-21swapper/322:02:233
391320,0ktimersoftd/30-21swapper/321:56:503
391320,0ktimersoftd/30-21swapper/321:51:013
391320,0ktimersoftd/30-21swapper/321:46:383
391320,0ktimersoftd/30-21swapper/321:46:373
391320,0ktimersoftd/30-21swapper/321:40:263
391320,0ktimersoftd/30-21swapper/321:36:013
391320,0ktimersoftd/30-21swapper/321:30:573
391320,0ktimersoftd/30-21swapper/321:26:403
391320,0ktimersoftd/30-21swapper/321:23:093
391320,0ktimersoftd/30-21swapper/321:15:163
391320,0ktimersoftd/30-21swapper/321:11:373
391320,0ktimersoftd/30-21swapper/321:06:423
391320,0ktimersoftd/30-21swapper/320:53:143
391320,0ktimersoftd/30-21swapper/320:48:323
391320,0ktimersoftd/30-21swapper/320:43:113
391320,0ktimersoftd/30-21swapper/320:33:163
391320,0ktimersoftd/30-21swapper/320:25:163
391320,0ktimersoftd/30-21swapper/320:18:593
391320,0ktimersoftd/30-21swapper/319:46:363
391320,0ktimersoftd/30-21swapper/319:41:443
391320,0ktimersoftd/30-21swapper/319:31:153
391320,0ktimersoftd/30-21swapper/319:28:273
391320,0ktimersoftd/30-21swapper/300:36:143
391320,0ktimersoftd/30-21swapper/300:26:013
391320,0ktimersoftd/30-21swapper/300:23:293
391320,0ktimersoftd/30-21swapper/300:12:073
391320,0ktimersoftd/30-21swapper/300:06:263
391320,0ktimersoftd/30-21swapper/300:00:203
231320,0ktimersoftd/10-21swapper/123:13:291
231320,0ktimersoftd/10-21swapper/121:48:021
231320,0ktimersoftd/10-21swapper/121:48:011
231320,0ktimersoftd/10-21swapper/121:30:331
101320,0ktimersoftd/00-21swapper/023:13:280
101320,0ktimersoftd/00-21swapper/022:47:320
101320,0ktimersoftd/00-21swapper/021:35:580
101320,0ktimersoftd/00-21swapper/019:41:430
471310,0ktimersoftd/40-21swapper/423:00:444
231310,0ktimersoftd/10-21swapper/123:47:001
231310,0ktimersoftd/10-21swapper/120:21:581
101310,0ktimersoftd/00-21swapper/022:56:060
391300,0ktimersoftd/326924-21ssh00:17:583
26169992928,0cyclictest0-21swapper/319:20:293
26163992828,0cyclictest311ktimersoftd/221:51:062
26169992723,0cyclictest391ktimersoftd/319:10:163
26169992625,0cyclictest8733-21cpu22:10:153
26169992625,0cyclictest40-21ksoftirqd/322:24:503
26169992625,0cyclictest38-21rcuc/319:55:213
26169992625,0cyclictest19255-21irqstats20:00:213
26169992624,0cyclictest0-21swapper/322:05:013
26169992624,0cyclictest0-21swapper/319:18:463
26169992623,0cyclictest38-21rcuc/323:56:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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