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2025-12-28 - 15:34
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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 Sun Dec 28, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
224902650,0sleep70-21swapper/712:23:597
327402630,0sleep20-21swapper/211:49:182
286672630,2sleep41392399cyclictest11:04:584
123292570,0sleep00-21swapper/010:54:440
827723723,8sleep40-21swapper/407:04:104
1129423724,7sleep70-21swapper/707:07:187
1063623724,8sleep30-21swapper/307:06:023
1098323623,8sleep20-21swapper/207:06:492
1069323624,7sleep00-21swapper/007:06:070
828123523,7sleep60-21swapper/607:04:126
1035723522,7sleep50-21swapper/507:04:515
786723422,7sleep10-21swapper/107:04:071
13921993212,16cyclictest34-21ksoftirqd/209:29:202
146252290,0sleep60-21swapper/612:19:026
13921992518,3cyclictest34-21ksoftirqd/211:59:462
1392199238,13cyclictest331ktimersoftd/209:09:122
1392199238,13cyclictest331ktimersoftd/209:09:122
1392199229,12cyclictest34-21ksoftirqd/208:58:142
13921992210,10cyclictest34-21ksoftirqd/212:20:102
1282422210,7sleep30-21swapper/307:09:063
254732210,0sleep30-21swapper/310:44:063
254732210,0sleep30-21swapper/310:44:063
13919992115,4cyclictest9-21ksoftirqd/007:58:580
13919992115,4cyclictest9-21ksoftirqd/007:58:580
1392299200,2cyclictest22687-21postmaster12:07:473
13921992018,1cyclictest34-21ksoftirqd/210:49:382
1392199201,15cyclictest331ktimersoftd/209:34:182
1392199201,15cyclictest331ktimersoftd/209:34:182
1392199200,16cyclictest0-21swapper/207:47:122
13920992016,2cyclictest5958-21postmaster11:53:541
1392199182,13cyclictest34-21ksoftirqd/209:59:262
13921991816,1cyclictest34-21ksoftirqd/210:19:312
13921991813,4cyclictest34-21ksoftirqd/208:01:462
13921991813,4cyclictest14150irq/24-ahci[00007:50:302
13921991813,3cyclictest34-21ksoftirqd/212:28:542
13921991813,3cyclictest34-21ksoftirqd/212:28:542
1392199180,13cyclictest0-21swapper/211:15:142
13919991811,6cyclictest186650irq/25-eth009:24:210
13919991811,6cyclictest186650irq/25-eth009:24:210
120332180,0sleep20-21swapper/209:14:172
69112170,0sleep60-21swapper/609:30:476
1392299171,7cyclictest25828-21DefaultUDPTrans12:24:503
1392299171,7cyclictest25828-21DefaultUDPTrans12:24:503
13922991714,2cyclictest14060-21Collectd-Thread07:42:113
13922991712,1cyclictest0-21swapper/309:05:003
1392199177,8cyclictest331ktimersoftd/210:39:482
1392199177,8cyclictest331ktimersoftd/210:39:482
13921991715,1cyclictest34-21ksoftirqd/211:54:572
13921991715,1cyclictest34-21ksoftirqd/207:58:592
13921991715,1cyclictest34-21ksoftirqd/207:58:592
13921991715,1cyclictest34-21ksoftirqd/207:28:522
13921991715,1cyclictest34-21ksoftirqd/207:28:522
13921991714,2cyclictest34-21ksoftirqd/208:49:162
13921991714,1cyclictest32-21rcuc/208:59:182
13921991713,3cyclictest0-21swapper/210:33:182
13921991713,2cyclictest0-21swapper/208:41:182
1392199171,14cyclictest2429-21openvpn07:14:302
1392199170,1cyclictest0-21swapper/211:48:442
1392199170,12cyclictest0-21swapper/212:29:072
13924991612,2cyclictest61-21ksoftirqd/510:24:265
13923991613,2cyclictest2909-21snmpd11:37:164
13923991613,2cyclictest2909-21snmpd11:37:164
1392299168,7cyclictest2909-21snmpd11:53:173
1392299162,5cyclictest21967-21postmaster12:19:553
1392299162,5cyclictest10306-21DefaultUDPTrans11:54:453
13922991611,4cyclictest0-21swapper/308:59:453
1392199162,1cyclictest34-21ksoftirqd/210:09:282
1392199162,1cyclictest34-21ksoftirqd/210:09:282
13921991614,1cyclictest34-21ksoftirqd/211:24:462
13921991614,1cyclictest34-21ksoftirqd/208:24:062
13921991613,2cyclictest34-21ksoftirqd/208:29:072
13921991613,2cyclictest2909-21snmpd08:36:452
13921991613,1cyclictest331ktimersoftd/207:11:462
13921991613,1cyclictest24661-21kworker/2:007:23:502
13921991613,0cyclictest331ktimersoftd/209:21:522
13921991613,0cyclictest331ktimersoftd/209:21:522
13921991612,2cyclictest34-21ksoftirqd/210:35:302
13921991612,2cyclictest34-21ksoftirqd/210:24:252
13921991612,2cyclictest34-21ksoftirqd/209:57:422
13921991612,2cyclictest34-21ksoftirqd/209:57:422
13921991612,2cyclictest32599-21kworker/2:207:37:102
13921991612,2cyclictest32599-21kworker/2:207:32:182
13921991612,2cyclictest32-21rcuc/211:00:462
13921991612,2cyclictest13111-21kworker/2:109:06:282
13921991612,2cyclictest0-21swapper/211:43:462
13921991612,1cyclictest0-21swapper/212:14:382
1392199161,1cyclictest14516-21kworker/2:010:06:402
1392199161,1cyclictest0-21swapper/211:31:142
1392199161,14cyclictest34-21ksoftirqd/210:56:502
13921991611,4cyclictest13871-21Poller-Thread-912:34:412
1392199161,13cyclictest34-21ksoftirqd/208:08:562
1392099164,5cyclictest13130-21JNI-ICMP-4481-S07:09:341
1392099160,14cyclictest0-21swapper/108:23:151
1391999166,5cyclictest32183-21mrtg11:29:050
1391999162,9cyclictest13130-21JNI-ICMP-4481-S11:19:260
1391999161,7cyclictest13413-21JNI-ICMP-26531-08:24:070
13919991613,1cyclictest0-21swapper/011:39:010
13919991613,1cyclictest0-21swapper/011:39:010
13926991512,2cyclictest2909-21snmpd10:47:167
1392599153,5cyclictest13133-21JNI-ICMP-25221-08:09:106
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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