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2024-04-19 - 11:37
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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 Fri Apr 19, 2024 00:45:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
141322205150,42sleep10-21swapper/119:05:411
142642201158,24sleep20-21swapper/219:07:232
144162200160,26sleep00-21swapper/019:09:220
142352198160,25sleep30-21swapper/319:07:003
210142750,1sleep10-21swapper/120:30:001
308092660,0sleep10-21swapper/122:24:221
229342650,0sleep10-21swapper/122:55:221
121132600,0sleep30-21swapper/320:10:123
6452550,0sleep30-21swapper/300:38:343
99852380,0sleep30-21swapper/300:06:423
1456599210,0cyclictest0-21swapper/119:55:081
35032130,0sleep30-21swapper/323:59:253
14556991210,1cyclictest9-21ksoftirqd/022:10:000
1455699120,11cyclictest21293-21/usr/sbin/munin22:55:120
1455699112,4cyclictest16915-21perf19:15:000
14556991110,1cyclictest9-21ksoftirqd/022:45:010
14556991110,1cyclictest9-21ksoftirqd/020:20:000
1457499108,1cyclictest35-21ksoftirqd/320:10:003
1457499100,8cyclictest0-21swapper/321:47:213
1457499100,7cyclictest7674-21apt-get21:10:013
1457199101,8cyclictest61250irq/122-eno100:35:112
1455699109,1cyclictest9-21ksoftirqd/023:00:100
1455699109,1cyclictest9-21ksoftirqd/000:10:000
1455699109,1cyclictest9-21ksoftirqd/000:05:000
1455699108,1cyclictest9-21ksoftirqd/020:45:000
14556991010,0cyclictest9-21ksoftirqd/000:25:000
136692100,0sleep10-21swapper/121:15:421
145719998,1cyclictest28-21ksoftirqd/221:44:322
145569998,1cyclictest9-21ksoftirqd/020:50:170
145569998,1cyclictest9-21ksoftirqd/020:35:120
145569997,1cyclictest9-21ksoftirqd/023:40:000
145569996,2cyclictest0-21swapper/021:56:180
145569992,1cyclictest259-21systemd-journal00:40:000
916280,1sleep10-21swapper/123:55:151
145749986,1cyclictest8849-21snmpd23:53:413
145749986,1cyclictest8849-21snmpd23:48:173
145749986,1cyclictest8849-21snmpd19:47:153
145749986,1cyclictest16665-21ntp_kernel_pll_21:20:163
145749983,1cyclictest19231-21apt-get21:25:123
145749981,3cyclictest4014-21apt-get00:00:113
145749980,4cyclictest26631-21ssh00:30:143
145719986,1cyclictest61250irq/122-eno123:25:112
145719986,1cyclictest61250irq/122-eno123:05:152
145719986,1cyclictest61250irq/122-eno122:56:102
145719986,1cyclictest61250irq/122-eno122:40:232
145719986,1cyclictest61250irq/122-eno122:05:142
145719986,1cyclictest61250irq/122-eno121:30:092
145719986,1cyclictest28-21ksoftirqd/220:40:522
145719985,1cyclictest61250irq/122-eno121:35:012
145719983,2cyclictest283-21systemd-udevd21:53:152
145719982,6cyclictest61250irq/122-eno123:12:572
145719982,3cyclictest29117-21apt-get23:50:112
145719980,5cyclictest0-21swapper/223:58:022
145719980,0cyclictest0-21swapper/222:39:012
145659980,4cyclictest0-21swapper/100:15:201
145569987,1cyclictest9-21ksoftirqd/022:10:110
145569987,1cyclictest9-21ksoftirqd/021:20:130
145569986,1cyclictest9-21ksoftirqd/021:00:010
145569986,1cyclictest1247-21cat23:55:160
145569981,6cyclictest24191-21ssh22:15:110
145569980,7cyclictest4657-21ssh22:31:160
145569980,7cyclictest32002-21perf23:10:000
145569980,7cyclictest2473-21wc22:30:000
145569980,7cyclictest22562-21gltestperf23:40:130
145569980,7cyclictest19648-21ssh22:51:010
145569980,6cyclictest29982-21kworker/0:020:10:130
9794270,0sleep10-21swapper/121:55:151
145749976,1cyclictest8849-21snmpd21:51:223
145749976,1cyclictest8849-21snmpd00:22:483
145749976,1cyclictest19771-21cat20:25:143
145749975,1cyclictest8849-21snmpd23:00:543
145749975,1cyclictest8849-21snmpd21:37:003
145749975,1cyclictest8849-21snmpd21:05:173
145749975,1cyclictest8849-21snmpd20:55:023
145749975,1cyclictest8849-21snmpd20:15:523
145749975,1cyclictest8849-21snmpd20:04:373
145749975,1cyclictest35-21ksoftirqd/319:16:583
145749975,1cyclictest12174-21ssh21:59:103
145749974,2cyclictest8849-21snmpd19:59:453
145749973,4cyclictest32367-21kworker/u8:123:30:003
145749973,2cyclictest530-21systemd-logind21:30:203
145749972,4cyclictest28605-21/usr/sbin/munin23:05:193
145749971,4cyclictest0-21swapper/323:10:103
145749970,4cyclictest0-21swapper/322:56:523
145749970,4cyclictest0-21swapper/322:00:133
145749970,2cyclictest14653-21ssh21:18:293
145719976,1cyclictest8849-21snmpd19:47:272
145719976,1cyclictest61250irq/122-eno123:35:172
145719976,1cyclictest61250irq/122-eno122:45:102
145719976,1cyclictest61250irq/122-eno121:55:092
145719976,1cyclictest61250irq/122-eno120:35:122
145719976,1cyclictest61250irq/122-eno100:31:302
145719976,1cyclictest61250irq/122-eno100:27:072
145719976,1cyclictest61250irq/122-eno100:11:012
145719976,0cyclictest61250irq/122-eno122:50:032
145719976,0cyclictest61250irq/122-eno100:15:122
145719975,1cyclictest8849-21snmpd20:30:432
145719975,1cyclictest61250irq/122-eno123:40:132
145719975,1cyclictest61250irq/122-eno122:25:132
145719975,1cyclictest61250irq/122-eno122:00:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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