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2025-12-08 - 23:38
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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 Mon Dec 08, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
206922700,1sleep123-21rcuc/109:27:091
37272660,0sleep50-21swapper/507:52:045
254462640,0sleep40-21swapper/409:10:454
1383525422,17sleep20-21swapper/206:59:142
1450124820,7sleep50-21swapper/506:59:505
1468524721,7sleep00-21swapper/007:00:090
1464124621,7sleep70-21swapper/707:00:087
1474524422,7sleep30-21swapper/307:00:203
1453724321,16sleep60-21swapper/606:59:596
1506424021,4sleep10-21swapper/107:01:221
1337023523,7sleep40-21swapper/406:57:324
15904993312,19cyclictest11462-21mrtg09:41:503
1533323321,7sleep60-21swapper/607:01:516
186822310,0sleep10-21swapper/112:02:171
327462270,0sleep60-21swapper/610:32:186
15904992710,5cyclictest0-21swapper/309:47:063
184112250,2sleep450-21rcuc/409:45:144
148572250,1sleep013-21rcuc/011:01:440
148572250,1sleep013-21rcuc/011:01:440
1590499232,1cyclictest0-21swapper/308:17:043
1590599210,13cyclictest20003-21kworker/4:107:07:124
166572200,0sleep50-21swapper/509:44:035
1590599201,16cyclictest12932-21squid_icp09:22:144
15903992017,2cyclictest0-21swapper/209:42:052
1590399200,18cyclictest0-21swapper/208:46:402
15901992011,8cyclictest2918-21snmpd10:50:130
289412190,1sleep123-21rcuc/112:28:451
289412190,1sleep123-21rcuc/112:28:451
277712190,0sleep10-21swapper/109:51:201
255182190,0sleep10-21swapper/108:44:071
203112190,1sleep00-21swapper/011:43:340
15905991917,1cyclictest50-21rcuc/410:59:524
15905991917,1cyclictest50-21rcuc/410:59:524
15905991916,2cyclictest0-21swapper/412:17:124
15905991916,2cyclictest0-21swapper/412:17:124
1590599191,13cyclictest52-21ksoftirqd/408:17:004
1590599190,18cyclictest0-21swapper/412:27:124
1590599190,18cyclictest0-21swapper/412:27:124
1590599190,17cyclictest2465-21openvpn12:02:134
15904991912,6cyclictest2918-21snmpd07:22:433
15904991910,7cyclictest0-21swapper/307:57:083
1590499190,1cyclictest0-21swapper/307:21:133
1590399198,10cyclictest0-21swapper/210:34:542
1590399191,8cyclictest25748-21JNI-ICMP-1288-S10:11:472
15901991912,6cyclictest2918-21snmpd07:27:130
1590899180,1cyclictest0-21swapper/708:35:397
1590899180,1cyclictest0-21swapper/708:35:397
1590799180,1cyclictest0-21swapper/612:18:166
1590799180,1cyclictest0-21swapper/612:18:166
15905991817,0cyclictest0-21swapper/408:32:344
15905991817,0cyclictest0-21swapper/408:32:344
15905991816,1cyclictest50-21rcuc/411:51:584
1590599180,1cyclictest0-21swapper/412:07:104
1590599180,1cyclictest0-21swapper/412:07:104
1590599180,1cyclictest0-21swapper/411:50:404
1590599180,1cyclictest0-21swapper/411:50:404
1590599180,17cyclictest0-21swapper/410:47:134
1590599180,17cyclictest0-21swapper/409:38:544
1590599180,17cyclictest0-21swapper/407:17:134
1590599180,16cyclictest7475-21kworker/4:011:01:564
1590599180,16cyclictest0-21swapper/409:32:054
1590599180,15cyclictest26728-21kworker/4:109:18:524
1590499180,1cyclictest0-21swapper/308:05:433
1590499180,12cyclictest0-21swapper/309:06:583
1590399180,17cyclictest0-21swapper/210:13:442
1590299183,12cyclictest25432-21dhcpd12:12:551
102292180,1sleep7781ktimersoftd/709:59:597
1590899174,7cyclictest25739-21JNI-ICMP-26361-10:10:107
1590799174,7cyclictest25465-21JNI-ICMP-28494-11:54:276
15905991715,1cyclictest0-21swapper/407:47:544
1590599170,16cyclictest0-21swapper/411:07:124
1590599170,16cyclictest0-21swapper/409:57:104
1590599170,16cyclictest0-21swapper/408:52:154
15904991711,5cyclictest0-21swapper/311:13:583
1590399179,4cyclictest2465-21openvpn12:19:582
1590399179,4cyclictest2465-21openvpn12:19:582
1590399174,6cyclictest25465-21JNI-ICMP-28494-07:42:482
15903991713,3cyclictest331ktimersoftd/211:50:002
15903991713,3cyclictest331ktimersoftd/211:50:002
15902991711,3cyclictest26233-21Poller-Thread-209:17:521
1590199170,8cyclictest18861-21ssh11:03:030
1590899164,6cyclictest25457-21JNI-ICMP-12151-11:29:237
15908991613,2cyclictest31911-21sadc08:51:517
1590799164,5cyclictest25739-21JNI-ICMP-26361-11:49:236
1590799164,5cyclictest25739-21JNI-ICMP-26361-11:49:236
15907991610,4cyclictest25748-21JNI-ICMP-1288-S08:57:586
1590799160,13cyclictest0-21swapper/608:40:586
15906991613,2cyclictest25388-21GC11:34:455
15906991613,2cyclictest25388-21GC11:34:455
1590699161,2cyclictest11292-21perf08:31:515
15905991614,1cyclictest50-21rcuc/412:22:064
15905991614,1cyclictest11-21rcu_preempt09:50:244
15905991614,1cyclictest0-21swapper/411:57:384
15905991614,1cyclictest0-21swapper/411:21:144
15905991614,1cyclictest0-21swapper/410:04:084
1590599160,1cyclictest21535-21sshd09:27:194
1590599160,15cyclictest9773-21diskmemload11:12:164
1590599160,15cyclictest2465-21openvpn07:12:104
1590599160,15cyclictest24583-21kworker/4:010:12:104
1590599160,15cyclictest0-21swapper/410:55:144
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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