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2025-12-14 - 20:19
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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 14, 2025 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78832610,0sleep60-21swapper/609:56:186
241632580,0sleep10-21swapper/112:30:261
241632580,0sleep10-21swapper/112:30:261
686225420,8sleep30-21swapper/307:07:373
24392520,0sleep70-21swapper/710:14:457
20352490,0sleep00-21swapper/010:14:140
752223927,8sleep20-21swapper/207:08:562
653523926,7sleep00-21swapper/007:06:300
639523923,9sleep60-21swapper/607:06:126
811923725,7sleep10-21swapper/107:09:431
617623725,7sleep50-21swapper/507:05:465
617123623,8sleep40-21swapper/407:05:454
612823622,8sleep70-21swapper/707:05:407
908599296,19cyclictest331ktimersoftd/212:25:062
908599296,19cyclictest331ktimersoftd/212:25:062
908799230,15cyclictest0-21swapper/309:31:323
908599231,19cyclictest331ktimersoftd/208:10:172
908599231,19cyclictest331ktimersoftd/208:10:172
125192220,1sleep60-21swapper/609:19:416
908599192,14cyclictest34-21ksoftirqd/210:25:542
9085991917,1cyclictest34-21ksoftirqd/210:15:012
908599190,17cyclictest34-21ksoftirqd/211:24:242
908599190,17cyclictest34-21ksoftirqd/211:24:242
910299180,17cyclictest24037-21postmaster12:30:386
910299180,17cyclictest24037-21postmaster12:30:386
908599183,7cyclictest12905-21JNI-ICMP-16786-11:46:422
908599180,14cyclictest34-21ksoftirqd/212:36:202
9082991814,1cyclictest0-21swapper/007:20:150
908299180,1cyclictest0-21swapper/012:00:090
908299180,1cyclictest0-21swapper/012:00:090
305452180,0sleep60-21swapper/611:33:516
9085991712,3cyclictest32-21rcuc/208:40:152
9085991711,1cyclictest331ktimersoftd/207:47:332
908399170,2cyclictest2429-21openvpn09:45:051
225352170,1sleep0101ktimersoftd/011:28:240
911399163,4cyclictest12905-21JNI-ICMP-16786-12:26:407
911399163,4cyclictest12905-21JNI-ICMP-16786-12:26:407
911399161,4cyclictest12905-21JNI-ICMP-16786-07:37:237
911399161,4cyclictest12070-21JNI-ICMP-16107-09:37:597
910299166,5cyclictest12914-21JNI-ICMP-13708-07:17:496
9102991613,2cyclictest19667-21awk10:45:126
9102991613,2cyclictest19667-21awk10:45:126
910299160,3cyclictest0-21swapper/607:31:016
909499163,11cyclictest17300-21postmaster11:26:045
9094991610,5cyclictest17493-21cat07:50:095
908799164,7cyclictest12914-21JNI-ICMP-13708-08:45:563
9087991614,1cyclictest0-21swapper/308:23:053
9087991613,2cyclictest2909-21snmpd09:49:323
9087991613,2cyclictest0-21swapper/312:05:023
908799161,14cyclictest0-21swapper/312:10:093
908599163,1cyclictest34-21ksoftirqd/212:05:162
9085991614,1cyclictest34-21ksoftirqd/211:05:102
9085991613,2cyclictest2909-21snmpd07:36:022
9085991613,1cyclictest13472-21Poller-Thread-110:49:562
9085991613,1cyclictest13472-21Poller-Thread-110:49:562
9085991612,2cyclictest13479-21Poller-Thread-208:19:392
9085991612,2cyclictest11946-21GC10:58:342
9085991612,2cyclictest0-21swapper/209:51:042
9085991611,4cyclictest32-21rcuc/212:00:062
9085991611,4cyclictest32-21rcuc/212:00:062
908599160,2cyclictest15360-21kworker/2:107:49:592
908399168,4cyclictest13472-21Poller-Thread-110:50:081
9083991613,2cyclictest0-21swapper/111:10:081
908299163,7cyclictest12064-21JNI-ICMP-22276-07:28:420
911399157,5cyclictest3040-21dhcpd10:51:077
9113991512,2cyclictest2909-21snmpd11:00:327
9113991512,2cyclictest2909-21snmpd11:00:327
911399150,1cyclictest0-21swapper/711:20:327
911399150,1cyclictest0-21swapper/711:20:327
910299153,7cyclictest12070-21JNI-ICMP-16107-07:20:096
910299153,6cyclictest12908-21JNI-ICMP-26673-09:03:156
910299153,6cyclictest12070-21JNI-ICMP-16107-10:05:426
910299153,5cyclictest12905-21JNI-ICMP-16786-12:25:376
910299153,5cyclictest12905-21JNI-ICMP-16786-12:25:376
9102991512,2cyclictest0-21swapper/609:48:026
909499159,5cyclictest22814-21cat09:25:085
909499154,9cyclictest13472-21Poller-Thread-112:16:025
909499154,9cyclictest13472-21Poller-Thread-112:16:025
909499154,10cyclictest13486-21Poller-Thread-211:55:585
909499154,10cyclictest13486-21Poller-Thread-211:55:585
909499153,5cyclictest12905-21JNI-ICMP-16786-08:49:585
9094991512,2cyclictest31638-21DefaultUDPTrans11:14:025
9094991512,2cyclictest27377-21munin-run10:09:535
909499151,1cyclictest0-21swapper/509:45:105
9094991511,2cyclictest8644-21pool-13-thread-08:49:475
9094991511,1cyclictest0-21swapper/512:38:175
909499150,1cyclictest19619-21postmaster11:50:585
909499150,14cyclictest13672-21Collectd-Thread07:58:175
909499150,14cyclictest0-21swapper/511:45:085
909499150,14cyclictest0-21swapper/511:39:475
909499150,14cyclictest0-21swapper/508:37:025
909499150,13cyclictest0-21swapper/509:52:325
909099154,5cyclictest11946-21GC10:58:344
9090991513,1cyclictest2909-21snmpd10:16:324
909099150,14cyclictest0-21swapper/407:29:174
908799153,7cyclictest12070-21JNI-ICMP-16107-09:58:563
9087991513,1cyclictest0-21swapper/310:24:473
9087991512,2cyclictest2909-21snmpd08:11:323
9087991512,2cyclictest2909-21snmpd08:11:323
9087991512,2cyclictest12064-21JNI-ICMP-22276-12:27:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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