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2025-11-17 - 13:18
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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 Nov 17, 2025 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
647721010,0sleep10-21swapper/111:23:061
290992710,0sleep10-21swapper/109:58:551
28892710,1sleep32465-21openvpn09:43:273
75392700,0sleep50-21swapper/510:43:455
196042690,0sleep00-21swapper/011:30:100
38052630,0sleep00-21swapper/011:20:570
168482630,0sleep30-21swapper/310:11:223
146312550,1sleep341-21rcuc/312:27:253
295625125,7sleep50-21swapper/507:00:355
383224922,7sleep40-21swapper/407:02:024
293424822,7sleep60-21swapper/607:00:286
288424822,7sleep10-21swapper/107:00:151
524823826,7sleep60-21swapper/607:03:096
427823826,7sleep20-21swapper/207:02:492
367723723,8sleep30-21swapper/307:01:533
362323724,7sleep70-21swapper/707:01:337
359123622,8sleep00-21swapper/007:01:100
233612280,1sleep779-21ksoftirqd/711:13:197
42242240,1sleep559-21rcuc/510:23:185
5309992213,4cyclictest9813-21kworker/2:207:29:262
5309992212,9cyclictest1549-21VM11:34:452
249302220,1sleep33916-21runrttasks08:23:323
531499211,18cyclictest13762-21postmaster12:32:227
531199212,17cyclictest7011-21postmaster07:53:374
530999215,1cyclictest34-21ksoftirqd/211:24:272
5309992113,3cyclictest11798-21kworker/2:111:54:192
530999210,17cyclictest1573-21GC11:34:452
530999210,15cyclictest22016-21QueuingRrdStrat11:09:392
530899210,4cyclictest2417-21Poller-Thread-110:59:111
530999206,1cyclictest34-21ksoftirqd/209:03:372
530799200,18cyclictest0-21swapper/011:48:220
531399190,18cyclictest21702-21postmaster10:43:126
5312991916,1cyclictest0-21swapper/507:05:335
5309991916,2cyclictest11363-21kworker/2:008:31:002
5309991915,3cyclictest22016-21QueuingRrdStrat08:56:132
5309991915,3cyclictest22016-21QueuingRrdStrat08:56:132
5309991912,4cyclictest11363-21kworker/2:008:23:322
530999190,18cyclictest11798-21kworker/2:111:21:392
5308991917,1cyclictest25-21ksoftirqd/111:44:211
5308991915,3cyclictest2784-21Collectd-Thread08:35:591
530899190,2cyclictest22235-21kworker/1:111:04:111
87442180,0sleep40-21swapper/411:04:034
531499183,6cyclictest25432-21dhcpd11:56:077
5313991811,4cyclictest31851-21kworker/6:211:09:176
5312991816,1cyclictest28030-21kworker/5:008:24:185
5312991816,1cyclictest0-21swapper/511:24:215
5310991812,3cyclictest43-21ksoftirqd/310:36:303
530999189,4cyclictest32-21rcuc/212:09:372
5309991817,0cyclictest14150irq/24-ahci[00010:18:332
5309991816,1cyclictest32-21rcuc/209:28:272
5309991816,1cyclictest22016-21QueuingRrdStrat10:11:252
5309991815,1cyclictest26292-21pool-14-thread-10:36:292
5309991814,3cyclictest13069-21DefaultUDPTrans07:40:582
5309991814,3cyclictest13069-21DefaultUDPTrans07:40:582
5309991814,2cyclictest34-21ksoftirqd/208:37:312
5309991812,4cyclictest5348-21kworker/2:109:47:452
530999181,16cyclictest34-21ksoftirqd/211:03:032
530999180,12cyclictest34-21ksoftirqd/208:43:492
530899183,14cyclictest0-21swapper/111:09:391
5308991814,3cyclictest14106-21postmaster12:30:151
5308991811,6cyclictest25-21ksoftirqd/110:37:001
530899180,1cyclictest0-21swapper/112:05:051
320822180,0sleep70-21swapper/711:58:217
320822180,0sleep70-21swapper/711:58:217
531099172,1cyclictest6405-21DefaultUDPTrans08:06:003
531099172,1cyclictest6405-21DefaultUDPTrans08:06:003
531099170,1cyclictest0-21swapper/307:09:183
530999178,4cyclictest34-21ksoftirqd/211:38:492
530999178,4cyclictest11363-21kworker/2:008:01:002
530999175,4cyclictest11363-21kworker/2:008:18:202
530999172,1cyclictest0-21swapper/207:23:232
5309991714,2cyclictest0-21swapper/212:18:572
5309991714,1cyclictest6822-21snmp_nas.osadl.07:03:202
5309991713,3cyclictest5348-21kworker/2:108:38:512
5309991713,3cyclictest27384-21QueuingRrdStrat07:22:162
5309991713,3cyclictest1264-21kworker/2:110:41:292
5309991713,2cyclictest34-21ksoftirqd/207:15:502
5309991713,2cyclictest34-21ksoftirqd/207:15:502
5309991713,2cyclictest32-21rcuc/209:00:292
5309991713,2cyclictest0-21swapper/209:14:232
5309991713,1cyclictest11798-21kworker/2:111:16:372
5309991712,1cyclictest5348-21kworker/2:108:51:072
5309991712,1cyclictest5348-21kworker/2:108:51:072
5309991712,1cyclictest0-21swapper/210:13:192
5309991711,4cyclictest32-21rcuc/211:29:392
530999170,1cyclictest0-21swapper/211:04:312
530999170,16cyclictest34-21ksoftirqd/210:48:172
5308991715,1cyclictest0-21swapper/112:14:231
5308991713,3cyclictest29880-21kworker/1:112:11:411
5308991713,2cyclictest2918-21snmpd08:26:031
5308991712,4cyclictest0-21swapper/111:23:091
530899170,16cyclictest684-21postmaster08:43:491
530899170,15cyclictest25435-21kworker/1:207:35:541
530899170,13cyclictest216150irq/32-eth2-TxR07:28:321
531499160,13cyclictest0-21swapper/710:28:227
5312991613,2cyclictest0-21swapper/507:37:485
5312991613,1cyclictest0-21swapper/511:42:185
531199168,4cyclictest1945-21JNI-ICMP-27656-10:46:414
5310991614,1cyclictest421ktimersoftd/309:33:213
5310991613,1cyclictest0-21swapper/310:24:493
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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