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2024-04-27 - 12:11
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack1slot1.osadl.org (updated Sat Apr 27, 2024 00:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
132792230160,55sleep20-21swapper/219:09:352
131702216154,21sleep00-21swapper/019:08:080
130642202145,44sleep30-21swapper/319:06:483
130452197160,25sleep10-21swapper/119:06:331
74432710,0sleep00-21swapper/023:25:020
88232130,0sleep10-21swapper/123:25:231
48912110,0sleep30-21swapper/321:50:403
1340299110,9cyclictest0-21swapper/222:47:242
181962100,0sleep36058-21diskmemload00:24:123
13402991010,0cyclictest0-21swapper/221:18:002
1340299100,9cyclictest15754-21munin-node00:27:032
1340299100,1cyclictest0-21swapper/223:10:202
1339799100,6cyclictest0-21swapper/119:10:111
1339299109,1cyclictest9-21ksoftirqd/023:55:010
1339299109,1cyclictest9-21ksoftirqd/000:35:140
1339299100,7cyclictest6058-21diskmemload23:00:180
134099998,1cyclictest35-21ksoftirqd/320:28:343
134099990,4cyclictest0-21swapper/323:01:083
134029998,1cyclictest28-21ksoftirqd/221:58:172
134029993,4cyclictest8849-21snmpd00:13:002
134029991,5cyclictest6058-21diskmemload00:35:102
134029990,8cyclictest6058-21diskmemload23:59:042
133929998,1cyclictest9-21ksoftirqd/019:15:000
133929997,1cyclictest9-21ksoftirqd/022:49:590
133929991,7cyclictest6058-21diskmemload22:35:180
9216280,0sleep10-21swapper/121:13:131
13459280,0sleep20-21swapper/223:31:492
134099988,0cyclictest0-21swapper/320:23:163
134099986,1cyclictest35-21ksoftirqd/320:10:083
134099984,3cyclictest25688-21nscd21:28:563
134099981,6cyclictest15754-21munin-node21:35:153
134099981,5cyclictest6058-21diskmemload23:15:153
134099981,4cyclictest20999-21kworker/u8:222:10:373
134099980,7cyclictest0-21swapper/322:42:443
134099980,5cyclictest0-21swapper/323:21:173
134099980,1cyclictest0-21swapper/323:50:103
134029986,1cyclictest8849-21snmpd21:44:382
134029986,1cyclictest8849-21snmpd19:25:422
134029986,1cyclictest61250irq/122-eno123:40:142
134029986,1cyclictest61250irq/122-eno123:05:162
134029986,1cyclictest61250irq/122-eno121:35:132
134029986,1cyclictest61250irq/122-eno119:40:162
134029986,1cyclictest61250irq/122-eno100:01:252
134029984,2cyclictest283-21systemd-udevd20:43:152
134029981,6cyclictest15754-21munin-node20:29:492
134029981,3cyclictest6058-21diskmemload21:50:172
134029980,6cyclictest0-21swapper/223:03:272
133979980,7cyclictest196-21jbd2/sda2-823:15:371
133979980,7cyclictest0-21swapper/100:01:051
133979980,2cyclictest0-21swapper/119:15:111
133979980,0cyclictest0-21swapper/121:00:101
133929986,1cyclictest8849-21snmpd23:40:080
133929986,1cyclictest8849-21snmpd22:25:090
133929986,1cyclictest8849-21snmpd20:34:300
133929986,1cyclictest8849-21snmpd19:35:280
133929986,1cyclictest534-21nscd23:10:130
133929984,2cyclictest8849-21snmpd20:25:390
133929981,4cyclictest6058-21diskmemload22:00:090
133929981,4cyclictest534-21nscd23:33:260
133929981,3cyclictest6058-21diskmemload22:17:100
133929980,7cyclictest6065-21apt-get21:10:010
133929980,5cyclictest6058-21diskmemload23:09:280
133929980,5cyclictest0-21swapper/022:55:120
133929980,2cyclictest26998-21ssh21:37:220
133929980,1cyclictest32753-21/usr/sbin/munin23:15:200
134099976,1cyclictest8849-21snmpd23:11:373
134099976,1cyclictest8849-21snmpd22:33:463
134099976,1cyclictest8849-21snmpd21:18:403
134099976,0cyclictest6058-21diskmemload21:40:373
134099975,2cyclictest5770-21aten_r1power_po20:00:113
134099975,1cyclictest8849-21snmpd23:40:443
134099975,1cyclictest8849-21snmpd22:27:033
134099975,1cyclictest8849-21snmpd19:10:483
134099970,5cyclictest31483-21kworker/u8:122:04:103
134099970,5cyclictest0-21swapper/300:13:593
134099970,3cyclictest0-21swapper/321:30:043
134029976,1cyclictest61250irq/122-eno123:48:262
134029976,1cyclictest61250irq/122-eno123:48:262
134029976,1cyclictest61250irq/122-eno123:25:172
134029976,1cyclictest61250irq/122-eno123:16:532
134029976,1cyclictest61250irq/122-eno122:55:322
134029976,1cyclictest61250irq/122-eno122:50:232
134029976,1cyclictest61250irq/122-eno121:10:012
134029976,1cyclictest61250irq/122-eno120:45:122
134029976,1cyclictest61250irq/122-eno119:21:182
134029976,1cyclictest61250irq/122-eno119:15:002
134029976,0cyclictest61250irq/122-eno122:40:252
134029976,0cyclictest61250irq/122-eno121:25:132
134029975,1cyclictest8849-21snmpd23:20:262
134029975,1cyclictest8849-21snmpd21:00:192
134029975,1cyclictest8849-21snmpd19:55:142
134029975,1cyclictest8849-21snmpd19:34:432
134029975,1cyclictest61250irq/122-eno122:20:092
134029975,1cyclictest61250irq/122-eno120:35:232
134029975,1cyclictest61250irq/122-eno100:20:182
134029974,1cyclictest530-21systemd-logind22:34:152
134029973,2cyclictest283-21systemd-udevd22:09:152
134029973,2cyclictest283-21systemd-udevd19:47:152
134029972,3cyclictest11871-21awk22:00:222
134029970,6cyclictest0-21swapper/221:31:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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