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2025-12-06 - 03:26
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot1.osadl.org (updated Sat Dec 06, 2025 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
140352770,1sleep668-21rcuc/600:12:096
256712730,0sleep40-21swapper/421:32:094
104322700,1sleep68844-21C211:34:456
177802690,0sleep70-21swapper/723:05:377
70432680,1sleep58013-21diskmemload23:37:235
178082640,1sleep53916-21runrttasks23:25:145
162862640,0sleep00-21swapper/022:05:380
102402620,0sleep40-21swapper/419:57:244
102402620,0sleep40-21swapper/419:57:244
225402560,2sleep31721199cyclictest22:48:113
1563524923,7sleep20-21swapper/218:59:072
1563524923,7sleep20-21swapper/218:59:072
1674924842,3sleep70-21swapper/719:02:017
1674924842,3sleep70-21swapper/719:02:017
1579024220,16sleep50-21swapper/518:59:425
1579024220,16sleep50-21swapper/518:59:425
1585323825,7sleep40-21swapper/418:59:574
1585323825,7sleep40-21swapper/418:59:574
1566023824,8sleep30-21swapper/318:59:163
1566023824,8sleep30-21swapper/318:59:163
1596623623,7sleep10-21swapper/119:00:181
1596623623,7sleep10-21swapper/119:00:181
1569423622,8sleep00-21swapper/018:59:210
1569423622,8sleep00-21swapper/018:59:210
1537523622,8sleep60-21swapper/618:58:236
1537523622,8sleep60-21swapper/618:58:236
1720799311,28cyclictest9714-21Poller-Thread-223:38:450
235002270,0sleep30-21swapper/321:50:113
235002270,0sleep30-21swapper/321:50:113
17211992220,1cyclictest43-21ksoftirqd/322:28:123
1720899220,4cyclictest3696-21postmaster20:49:111
1724499211,18cyclictest11507-21C211:34:457
1720899200,4cyclictest0-21swapper/120:42:111
1720799207,7cyclictest24904-21mrtg21:32:000
17207992013,6cyclictest2918-21snmpd20:44:410
1723699197,7cyclictest25432-21dhcpd23:21:116
17211991917,1cyclictest43-21ksoftirqd/323:08:153
17211991917,1cyclictest43-21ksoftirqd/322:38:143
17211991917,1cyclictest43-21ksoftirqd/319:17:403
1720899190,1cyclictest0-21swapper/120:37:251
1720899190,1cyclictest0-21swapper/120:37:251
1720899190,1cyclictest0-21swapper/120:32:451
1720899190,1cyclictest0-21swapper/120:27:311
1720899190,1cyclictest0-21swapper/120:27:311
1720799197,5cyclictest30189-21munin-run19:47:000
1720799191,6cyclictest0-21swapper/023:53:350
1720799191,3cyclictest2784-21JNI-ICMP-31902-20:52:590
296312180,0sleep10-21swapper/100:27:181
1724499180,16cyclictest10064-21qtp559419826-1223:01:237
1721499180,1cyclictest0-21swapper/421:02:134
1721499180,1cyclictest0-21swapper/421:02:134
1721499180,17cyclictest2465-21openvpn00:19:374
17211991816,1cyclictest43-21ksoftirqd/321:38:033
17211991816,1cyclictest43-21ksoftirqd/321:28:003
17211991816,1cyclictest43-21ksoftirqd/321:13:003
1721199180,17cyclictest5813-21kworker/3:019:16:013
1720799183,7cyclictest8909-21JNI-ICMP-15137-00:23:460
1720799181,5cyclictest25432-21dhcpd19:13:170
17207991813,3cyclictest23717-21pool-132-thread00:28:330
1720799180,8cyclictest2784-21JNI-ICMP-31902-22:43:140
1720799180,8cyclictest2784-21JNI-ICMP-31902-22:43:140
269652170,0sleep09-21ksoftirqd/023:31:100
269652170,0sleep09-21ksoftirqd/023:31:100
1722599179,5cyclictest16363-21pool-13-thread-21:54:445
1722599173,6cyclictest8903-21JNI-ICMP-31410-00:23:505
17214991714,1cyclictest52-21ksoftirqd/423:38:254
17214991714,1cyclictest52-21ksoftirqd/422:13:104
1721499170,1cyclictest0-21swapper/419:08:394
1721499170,1cyclictest0-21swapper/419:08:394
1721499170,15cyclictest0-21swapper/419:22:194
1721499170,15cyclictest0-21swapper/400:16:334
1721199174,6cyclictest9190-21JNI-ICMP-11280-00:18:593
17211991715,1cyclictest43-21ksoftirqd/322:08:043
17211991715,1cyclictest43-21ksoftirqd/319:47:413
17209991714,2cyclictest34-21ksoftirqd/223:03:182
1720999170,14cyclictest3202-21QueuingRrdStrat19:10:562
1720999170,14cyclictest3202-21QueuingRrdStrat19:10:562
17208991714,2cyclictest9190-21JNI-ICMP-11280-00:24:071
17208991714,2cyclictest0-21swapper/119:37:561
17208991714,2cyclictest0-21swapper/119:37:561
1720799176,2cyclictest2778-21JNI-ICMP-19878-20:22:490
1720799175,4cyclictest3070-21JNI-ICMP-14-Soc19:05:350
1720799175,4cyclictest3070-21JNI-ICMP-14-Soc19:05:350
1720799173,10cyclictest4479-21JNI-ICMP-31655-22:19:070
1720799172,6cyclictest3073-21JNI-ICMP-5746-S23:34:300
1720799172,6cyclictest3073-21JNI-ICMP-5746-S23:34:300
1720799172,4cyclictest3070-21JNI-ICMP-14-Soc21:23:000
257322160,1sleep43916-21runrttasks21:12:154
17244991613,2cyclictest2918-21snmpd19:55:567
1724499160,13cyclictest0-21swapper/720:22:187
17236991614,1cyclictest0-21swapper/622:57:146
17236991613,1cyclictest0-21swapper/619:14:266
1722599163,7cyclictest3070-21JNI-ICMP-14-Soc23:33:475
1722599163,7cyclictest3070-21JNI-ICMP-14-Soc23:33:475
1721499161,13cyclictest0-21swapper/419:12:394
17214991611,2cyclictest52-21ksoftirqd/423:03:184
1721499160,1cyclictest13677-21cstates20:02:154
1721499160,1cyclictest13677-21cstates20:02:154
1721499160,1cyclictest0-21swapper/400:02:214
1721499160,15cyclictest0-21swapper/422:25:324
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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