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2026-03-16 - 06:29
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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 highest latencies:
System rackbslot6.osadl.org (updated Mon Mar 16, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3142721640,4sleep21303599cyclictest21:46:492
1465121540,5sleep01302499cyclictest01:27:130
61421470,3sleep31304399cyclictest20:41:593
106891990,3ptp4l401ktimersoftd/319:58:433
196292620,2sleep20-21swapper/200:59:252
13043996013,13cyclictest15281-21ssh22:42:213
13043996012,12cyclictest31986-21chrt00:06:263
13043996011,18cyclictest19448-21snmp_o5powerctl23:52:163
13043995912,11cyclictest16104-21ssh22:11:543
13043995911,18cyclictest10364-21runrttasks23:42:583
1302499591,26cyclictest5928-21diskmemload23:14:010
194272580,2sleep10-21swapper/123:20:271
13043995710,11cyclictest31529-21irqrtprio23:32:093
13043995611,17cyclictest23478-21/usr/sbin/munin21:27:163
1302499560,22cyclictest0-21swapper/022:34:230
13043995512,11cyclictest5928-21diskmemload01:27:333
13043995511,11cyclictest6822-21ssh22:34:423
13043995510,16cyclictest1187-21df_inode23:02:043
13043995510,16cyclictest1187-21df_inode23:02:043
13043995510,15cyclictest26381-21df22:22:043
1302499550,26cyclictest5928-21diskmemload23:42:570
319332540,1sleep00-21swapper/023:00:100
30582540,2sleep20-21swapper/223:02:492
30582540,2sleep20-21swapper/223:02:492
13043995410,14cyclictest1679-21snmp_o5powerctl00:07:183
13030995443,5cyclictest25-21ksoftirqd/101:07:051
1304399539,17cyclictest30080-21ssh01:10:213
1304399539,15cyclictest18246-21ssh00:25:003
13043995312,18cyclictest11252-21ssh00:51:483
13043995312,18cyclictest11252-21ssh00:51:483
13043995311,12cyclictest28429-21taskset23:28:393
1304399527,18cyclictest0-21swapper/323:46:563
105791520,5getstats1304399cyclictest20:34:363
1304399519,11cyclictest5928-21diskmemload22:51:113
1304399519,11cyclictest3013-21sh22:31:383
1304399517,20cyclictest0-21swapper/301:00:093
13043995112,13cyclictest4792-21ssh00:44:053
13043995110,9cyclictest10353-21users22:37:223
1304399507,18cyclictest6286-21ssh22:02:003
13043995010,17cyclictest16299-21snmp_o5powerctl21:12:133
1302499500,4cyclictest26435-21/usr/sbin/munin01:07:160
1304399499,16cyclictest6074-21irqstats00:12:123
1304399498,15cyclictest5113-21memory01:17:133
1304399498,15cyclictest1184-21munin-run21:51:493
13043994912,17cyclictest23337-21ssh23:23:443
126622494,32sleep20-21swapper/219:58:252
13043994811,15cyclictest23587-21runrttasks01:02:343
13043994810,15cyclictest21225-21snmp_o5powerctl00:27:203
1302499482,37cyclictest30745-21apt-get23:32:030
1302499480,2cyclictest0-21swapper/000:11:000
1304399478,15cyclictest12261-21snmp_o5powerctl23:12:163
1304399459,9cyclictest10256-21df00:17:063
1302499450,32cyclictest9962-21ssh00:49:350
1302499450,32cyclictest9962-21ssh00:49:350
1304399448,15cyclictest30521-21snmp_o5powerctl21:42:163
1304399447,15cyclictest4658-21snmp_o5powerctl23:37:143
1302499430,2cyclictest0-21swapper/023:52:420
1302499430,2cyclictest0-21swapper/000:37:090
13043994212,18cyclictest3685-21awk01:16:543
13043994212,16cyclictest21100-21/usr/sbin/munin22:17:173
13043994212,12cyclictest26192-21chrt21:32:573
13043994211,19cyclictest0-21swapper/323:20:303
1302499422,35cyclictest14877-21apt-get00:22:030
1302499421,34cyclictest11729-21apt-get00:52:060
1302499421,34cyclictest11729-21apt-get00:52:060
1302499420,24cyclictest14517-21sh22:09:380
13043994113,11cyclictest0-21swapper/321:02:033
13043994110,17cyclictest28937-21/usr/sbin/munin22:57:073
1302499412,32cyclictest8489-21apt-get22:37:020
13024994116,22cyclictest10525-21grep21:02:050
1302499411,33cyclictest13071-21apt-get23:47:030
13043994010,17cyclictest24544-21/usr/sbin/munin00:32:123
1302499403,34cyclictest18813-21tr20:11:580
13024994014,22cyclictest28364-21cat20:32:000
1302499401,32cyclictest17322-21apt-get21:17:010
1302499401,32cyclictest17322-21apt-get21:17:010
1302499400,2cyclictest0-21swapper/000:17:210
13043993911,16cyclictest24960-21ssh22:52:173
13043993910,19cyclictest0-21swapper/323:09:003
1302499393,29cyclictest4061-21apt-get01:17:050
1302499392,30cyclictest19688-21apt-get21:22:010
1302499392,30cyclictest13282-21apt-get20:01:580
13024993920,16cyclictest9-21ksoftirqd/021:40:010
106891390,1ptp4l401ktimersoftd/300:00:243
13043993810,17cyclictest2837-21sshd21:52:113
1302499383,29cyclictest0-21swapper/020:52:000
1302499382,32cyclictest0-21swapper/000:27:060
1302499382,30cyclictest16310-21apt-get20:06:580
1302499380,5cyclictest9844-21chrt21:01:190
1302499380,3cyclictest5928-21diskmemload22:04:280
106891380,1ptp4l401ktimersoftd/300:39:303
1302499372,28cyclictest1936-21apt-get00:42:050
1302499372,28cyclictest0-21swapper/021:42:010
13024993713,21cyclictest32252-21if_ens301:12:110
13024993713,21cyclictest27914-21cat20:31:480
13024993713,21cyclictest26180-21sh22:53:450
1302499371,29cyclictest21619-21apt-get01:02:040
13024993712,22cyclictest13662-21expr22:42:040
1302499370,3cyclictest5928-21diskmemload00:15:550
1302499370,3cyclictest17167-21ssh23:17:140
1302499370,34cyclictest26288-21sshd21:34:100
1302499370,2cyclictest5928-21diskmemload23:58:590
1302499370,2cyclictest0-21swapper/021:47:040
106891370,1ptp4l401ktimersoftd/321:09:223
106891370,1ptp4l401ktimersoftd/320:13:303
106891370,1ptp4l401ktimersoftd/300:55:023
106891370,1ptp4l401ktimersoftd/300:55:023
106891370,0ptp4l401ktimersoftd/301:23:463
13043993610,14cyclictest16233-21/usr/sbin/munin20:07:173
1302499362,29cyclictest0-21swapper/020:21:580
1302499362,28cyclictest21181-21apt-get22:17:010
13024993613,20cyclictest19361-21sh00:58:570
1302499361,30cyclictest0-21swapper/001:22:050
13024993611,22cyclictest6656-21irqrtprio23:07:090
13024993611,22cyclictest3190-21bc23:37:010
1302499360,2cyclictest21356-21ssh23:22:100
106891360,1ptp4l401ktimersoftd/321:18:463
106891360,1ptp4l401ktimersoftd/321:18:463
106891360,0ptp4l401ktimersoftd/320:57:543
1304399359,14cyclictest31887-21snmp_o5powerctl20:37:113
1302499352,26cyclictest3868-21apt-get21:57:010
1302499351,30cyclictest17174-21cat21:16:480
1302499351,30cyclictest0-21swapper/020:36:580
13024993512,20cyclictest5928-21diskmemload22:16:250
13024993511,21cyclictest0-21swapper/021:52:090
13024993510,21cyclictest13115-21latency_hist20:01:470
1302499350,4cyclictest1240-21tune2fs23:02:060
1302499350,4cyclictest1240-21tune2fs23:02:060
1302499350,2cyclictest5928-21diskmemload23:30:060
1302499350,2cyclictest0-21swapper/022:22:010
240722340,4sleep11303099cyclictest22:19:041
1302499348,23cyclictest1746-21needreboot20:42:080
1302499343,25cyclictest27773-21apt-get00:02:050
13024993410,21cyclictest4751-21uptime20:47:160
1302499340,3cyclictest5928-21diskmemload00:35:320
1302499340,2cyclictest0-21swapper/022:47:130
1302499340,2cyclictest0-21swapper/021:27:430
227872330,3sleep21303599cyclictest23:22:492
1304399339,9cyclictest23133-21munin-run20:21:473
1304399336,12cyclictest0-21swapper/320:47:103
1302499330,2cyclictest5928-21diskmemload22:27:410
1302499320,2cyclictest0-21swapper/021:10:070
1302499320,29cyclictest21359-21grep20:17:020
1304399319,14cyclictest1055-21runrttasks22:09:583
1303599313,3cyclictest121rcu_preempt01:12:072
13035993126,3cyclictest33-21ksoftirqd/222:37:112
13030993126,3cyclictest25-21ksoftirqd/100:02:051
13030993125,3cyclictest25-21ksoftirqd/122:51:501
13043992916,10cyclictest4523-21sed21:57:073
13043992913,13cyclictest21840-21cat21:26:483
128552295,10sleep10-21swapper/120:00:581
344122821,3sleep125-21ksoftirqd/122:31:581
32172280,3sleep10-21swapper/123:37:021
13043992816,9cyclictest7520-21sh20:56:473
13043992816,9cyclictest13750-21head20:02:033
13043992816,6cyclictest25796-21apt-get20:27:003
13043992815,9cyclictest27110-21fschecks_count21:37:053
13035992821,4cyclictest33-21ksoftirqd/220:13:072
13030992822,3cyclictest25-21ksoftirqd/123:32:091
13043992716,8cyclictest24937-21timerwakeupswit20:22:163
13030992722,3cyclictest25-21ksoftirqd/121:11:481
13030992722,3cyclictest25-21ksoftirqd/100:27:241
13030992721,3cyclictest25-21ksoftirqd/123:27:021
13030992721,3cyclictest25-21ksoftirqd/100:11:531
1303599264,15cyclictest25785-21ssh23:27:012
13035992621,3cyclictest33-21ksoftirqd/200:42:112
13035992620,3cyclictest33-21ksoftirqd/221:12:002
13035992619,4cyclictest33-21ksoftirqd/221:46:572
13035992619,4cyclictest33-21ksoftirqd/221:01:132
13035992615,6cyclictest0-21swapper/200:07:042
13035992611,12cyclictest16737-21sh00:22:242
13030992620,3cyclictest25-21ksoftirqd/123:56:521
13030992620,3cyclictest25-21ksoftirqd/123:22:101
13030992620,3cyclictest25-21ksoftirqd/123:02:091
13030992620,3cyclictest25-21ksoftirqd/123:02:091
13030992619,4cyclictest25-21ksoftirqd/101:16:541
13035992520,3cyclictest33-21ksoftirqd/221:27:162
13035992519,3cyclictest33-21ksoftirqd/220:17:572
13035992519,3cyclictest33-21ksoftirqd/200:16:212
13035992518,4cyclictest33-21ksoftirqd/222:20:142
13035992518,4cyclictest33-21ksoftirqd/220:46:152
13035992518,4cyclictest33-21ksoftirqd/220:33:512
13030992520,3cyclictest25-21ksoftirqd/123:12:101
13030992520,3cyclictest25-21ksoftirqd/120:06:471
13030992520,3cyclictest25-21ksoftirqd/100:36:521
13030992519,4cyclictest4762-21ssh01:17:121
13030992519,3cyclictest25-21ksoftirqd/122:12:071
13030992518,4cyclictest25-21ksoftirqd/121:14:291
315552240,3sleep21303599cyclictest22:59:322
13035992419,3cyclictest33-21ksoftirqd/200:17:042
13035992418,3cyclictest33-21ksoftirqd/223:34:452
13035992418,3cyclictest33-21ksoftirqd/223:07:352
13035992418,3cyclictest33-21ksoftirqd/221:23:032
13035992417,4cyclictest33-21ksoftirqd/220:37:082
13035992417,4cyclictest33-21ksoftirqd/220:23:432
1303099243,13cyclictest64-21kswapd023:47:031
13030992419,3cyclictest25-21ksoftirqd/123:07:041
13030992419,3cyclictest25-21ksoftirqd/122:37:091
13030992419,3cyclictest25-21ksoftirqd/122:02:021
13030992419,3cyclictest25-21ksoftirqd/121:57:011
13030992419,3cyclictest25-21ksoftirqd/120:45:541
13030992419,3cyclictest25-21ksoftirqd/120:32:091
13030992419,3cyclictest25-21ksoftirqd/120:31:471
13030992418,4cyclictest25-21ksoftirqd/100:22:041
13030992418,3cyclictest25-21ksoftirqd/122:07:041
13030992418,3cyclictest25-21ksoftirqd/101:31:061
13030992417,4cyclictest25-21ksoftirqd/122:42:031
13030992414,5cyclictest25-21ksoftirqd/123:42:041
266572230,19sleep10-21swapper/122:54:341
1303599239,11cyclictest12435-21sed00:52:132
1303599239,11cyclictest12435-21sed00:52:132
1303599234,16cyclictest14340-21grep01:27:112
13035992318,3cyclictest33-21ksoftirqd/200:27:112
13035992317,3cyclictest33-21ksoftirqd/221:39:182
13035992317,3cyclictest33-21ksoftirqd/221:05:122
13035992317,3cyclictest33-21ksoftirqd/220:08:372
13035992316,4cyclictest33-21ksoftirqd/220:53:502
13035992315,5cyclictest19375-21cron21:21:482
13035992315,5cyclictest19375-21cron21:21:482
1303599230,6cyclictest121rcu_preempt22:41:502
13030992320,2cyclictest25-21ksoftirqd/101:01:171
13030992318,3cyclictest25-21ksoftirqd/123:57:211
13030992318,3cyclictest25-21ksoftirqd/121:17:331
13030992318,3cyclictest25-21ksoftirqd/121:17:331
13030992318,3cyclictest25-21ksoftirqd/120:11:581
13030992318,3cyclictest25-21ksoftirqd/101:02:181
13030992318,3cyclictest25-21ksoftirqd/100:51:401
13030992318,3cyclictest25-21ksoftirqd/100:51:401
13030992317,3cyclictest30625-21sh22:26:501
13030992317,3cyclictest25-21ksoftirqd/121:54:461
13030992317,3cyclictest25-21ksoftirqd/121:33:171
13030992317,3cyclictest25-21ksoftirqd/120:39:371
13030992316,4cyclictest30018-21gltestperf00:37:101
13030992316,4cyclictest25-21ksoftirqd/122:57:021
13030992315,4cyclictest2079-21grep00:42:051
13030992312,8cyclictest25-21ksoftirqd/101:22:101
1303599223,13cyclictest5928-21diskmemload22:02:012
1303599221,7cyclictest16930-21ssh23:50:452
13035992216,3cyclictest33-21ksoftirqd/221:07:292
13035992216,3cyclictest33-21ksoftirqd/201:11:542
13035992215,4cyclictest33-21ksoftirqd/221:54:202
13035992215,4cyclictest33-21ksoftirqd/200:35:282
13035992215,4cyclictest27890-21grep00:02:052
13035992214,4cyclictest10186-21proc_pri01:22:152
13035992210,5cyclictest13017-21cyclictest22:27:012
1303099222,12cyclictest0-21swapper/100:52:061
1303099222,12cyclictest0-21swapper/100:52:061
1303099221,9cyclictest318882grep21:47:021
13030992217,3cyclictest25-21ksoftirqd/122:27:181
13030992217,3cyclictest25-21ksoftirqd/121:43:101
13030992217,3cyclictest25-21ksoftirqd/121:28:181
13030992217,3cyclictest25-21ksoftirqd/120:22:021
13030992215,4cyclictest25-21ksoftirqd/120:08:531
13035992116,3cyclictest33-21ksoftirqd/201:17:092
13035992115,3cyclictest33-21ksoftirqd/222:53:492
13035992114,4cyclictest33-21ksoftirqd/221:32:402
13035992114,4cyclictest1477-21sh00:41:472
13030992116,3cyclictest25-21ksoftirqd/100:12:101
13030992114,4cyclictest5125-21sh20:51:471
13035992015,3cyclictest33-21ksoftirqd/223:12:132
13035992015,3cyclictest33-21ksoftirqd/222:00:042
13035992015,3cyclictest33-21ksoftirqd/201:02:042
13035992014,3cyclictest33-21ksoftirqd/223:17:152
13035992014,3cyclictest23476-21idleruntime23:57:102
13035992014,3cyclictest20727-21sh22:16:452
13035992013,4cyclictest3471-21sh22:32:002
13035992013,4cyclictest17849-21sh23:51:552
13035992013,4cyclictest13568-21sh22:08:022
13035992013,4cyclictest10591-21sh23:43:212
13035992012,5cyclictest3236-21cat20:47:002
13030992015,3cyclictest25-21ksoftirqd/121:37:031
13030992015,3cyclictest25-21ksoftirqd/121:02:051
1303099201,16cyclictest6683-21ptp4l20:52:111
13035991914,3cyclictest33-21ksoftirqd/200:47:282
13035991914,3cyclictest33-21ksoftirqd/200:47:282
13035991913,3cyclictest26397-21diskstats22:22:042
13035991913,3cyclictest26015-21expr20:27:012
13035991912,4cyclictest5877-21sh23:38:432
13035991912,4cyclictest20991-21sh22:48:192
13030991914,3cyclictest25-21ksoftirqd/120:57:031
13030991913,3cyclictest25-21ksoftirqd/121:25:561
13030991912,4cyclictest22765-21vmstat20:17:171
13030991912,4cyclictest1055-21runrttasks00:17:411
13035991811,4cyclictest13390-21grep20:02:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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