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2025-10-29 - 00:53
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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 Tue Oct 28, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1646321010,0sleep10-21swapper/110:58:291
30412650,0sleep40-21swapper/410:49:354
176826256,3sleep70-21swapper/707:04:217
3195824522,17sleep50-21swapper/507:01:385
138732450,0sleep40-21swapper/412:15:474
36123724,7sleep60-21swapper/607:03:076
3181923723,8sleep30-21swapper/307:01:283
3218323626,4sleep00-21swapper/007:01:570
117123623,7sleep70-21swapper/707:04:137
3187623522,7sleep10-21swapper/107:01:341
3165523522,7sleep40-21swapper/407:01:134
3141423522,8sleep20-21swapper/207:00:232
168523220,7sleep60-21swapper/607:04:206
157162300,1sleep341-21rcuc/310:37:403
113602260,1sleep561-21ksoftirqd/511:14:365
227432230,0sleep10-21swapper/112:21:291
183499210,1cyclictest0-21swapper/507:09:355
183499200,13cyclictest0-21swapper/509:31:575
1833992018,1cyclictest511ktimersoftd/410:14:444
1833992018,1cyclictest20589-21kworker/4:211:53:034
1833992016,2cyclictest52-21ksoftirqd/411:38:394
1833992016,2cyclictest52-21ksoftirqd/408:24:034
1832992017,2cyclictest25824-21munin-run11:04:183
325772190,0sleep00-21swapper/011:08:140
1833991917,1cyclictest50-21rcuc/412:29:554
1833991917,1cyclictest14837-21kworker/4:110:38:024
183399191,16cyclictest30244-21kworker/4:109:59:364
183399190,1cyclictest0-21swapper/409:16:324
183399190,18cyclictest0-21swapper/407:04:494
1830991917,1cyclictest24612-21ssh09:23:421
1835991816,1cyclictest23077-21kworker/6:107:29:106
183499182,5cyclictest20258-21JNI-ICMP-6509-S12:20:185
183499180,1cyclictest0-21swapper/509:00:055
1833991816,1cyclictest52-21ksoftirqd/412:23:544
1833991816,1cyclictest52-21ksoftirqd/408:58:224
1833991815,2cyclictest52-21ksoftirqd/412:09:444
183399181,16cyclictest52-21ksoftirqd/411:25:484
183399181,16cyclictest50-21rcuc/410:59:384
183399181,0cyclictest0-21swapper/411:06:124
183399180,17cyclictest14796-21kworker/4:007:24:344
183399180,16cyclictest25726-21kworker/4:211:12:344
183399180,16cyclictest24976-21kworker/4:008:34:344
183399180,16cyclictest22368-21kworker/4:210:20:404
87572170,3sleep668-21rcuc/611:13:406
205112170,0sleep70-21swapper/709:59:557
1835991715,1cyclictest20380-21kworker/6:010:51:246
1835991715,1cyclictest18132-21kworker/6:209:33:446
1835991715,1cyclictest10761-21kworker/6:008:49:446
1835991715,1cyclictest0-21swapper/610:57:426
1835991714,2cyclictest951-21kworker/6:208:45:126
183499174,5cyclictest20536-21JNI-ICMP-27431-10:27:585
183499173,6cyclictest20536-21JNI-ICMP-27431-08:52:335
183499173,6cyclictest20251-21JNI-ICMP-5903-S11:48:225
183499173,5cyclictest20258-21JNI-ICMP-6509-S07:34:485
183499172,6cyclictest20536-21JNI-ICMP-27431-09:41:575
183499172,6cyclictest20258-21JNI-ICMP-6509-S09:14:245
183399172,13cyclictest0-21swapper/408:29:364
1833991715,1cyclictest52-21ksoftirqd/408:24:554
1833991715,1cyclictest52-21ksoftirqd/407:12:534
1833991715,1cyclictest50-21rcuc/410:29:224
1833991715,1cyclictest0-21swapper/410:05:284
183399171,1cyclictest50-21rcuc/411:21:384
183399170,1cyclictest50-21rcuc/409:51:084
183399170,1cyclictest50-21rcuc/409:51:084
183399170,1cyclictest0-21swapper/409:28:374
183399170,1cyclictest0-21swapper/407:33:484
183399170,16cyclictest20589-21kworker/4:211:57:514
183399170,16cyclictest0-21swapper/409:10:154
183299170,14cyclictest0-21swapper/309:44:343
183199173,6cyclictest20539-21JNI-ICMP-5463-S11:57:532
1830991712,4cyclictest27698-21cat12:24:341
1830991712,2cyclictest0-21swapper/110:34:351
1830991710,5cyclictest20943-21Poller-Thread-111:04:361
183099170,1cyclictest0-21swapper/107:40:041
182999177,6cyclictest25432-21dhcpd10:24:440
182999174,4cyclictest25432-21dhcpd11:33:490
182999173,9cyclictest20258-21JNI-ICMP-6509-S12:02:390
182999170,6cyclictest25432-21dhcpd09:13:410
14752170,0sleep40-21swapper/409:49:194
183799166,8cyclictest0-21swapper/710:48:467
183799164,6cyclictest20258-21JNI-ICMP-6509-S10:57:297
183799164,6cyclictest20248-21JNI-ICMP-28551-09:48:417
183799162,7cyclictest20251-21JNI-ICMP-5903-S08:21:577
1837991613,1cyclictest0-21swapper/710:05:127
1835991614,1cyclictest18526-21kworker/6:012:00:156
1835991614,1cyclictest1126-21kworker/6:111:15:066
1835991614,1cyclictest0-21swapper/610:26:126
183499164,5cyclictest20545-21JNI-ICMP-26686-10:46:185
183499163,6cyclictest20251-21JNI-ICMP-5903-S11:55:515
183499163,5cyclictest20545-21JNI-ICMP-26686-10:14:195
183499163,5cyclictest20545-21JNI-ICMP-26686-09:26:235
183499163,4cyclictest20539-21JNI-ICMP-5463-S12:14:205
183499162,5cyclictest20545-21JNI-ICMP-26686-12:02:505
183499162,4cyclictest20258-21JNI-ICMP-6509-S09:07:495
183499162,4cyclictest20251-21JNI-ICMP-5903-S10:41:125
183499162,4cyclictest20251-21JNI-ICMP-5903-S10:41:125
183499160,1cyclictest27685-21snmp_nas.osadl.12:24:345
183399165,9cyclictest52-21ksoftirqd/407:18:594
1833991614,1cyclictest557-21md0_raid108:07:564
1833991614,1cyclictest52-21ksoftirqd/408:18:194
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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