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2026-05-31 - 11:18
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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 highest latencies:
System rackbslot6.osadl.org (updated Sun May 31, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1257321770,4sleep21115599cyclictest22:51:362
3260321530,5sleep21115599cyclictest00:18:242
1068911050,4ptp4l401ktimersoftd/320:43:143
11145997312,28cyclictest24900-21sh00:09:170
106891690,1ptp4l401ktimersoftd/323:37:163
84972650,3sleep38436-21ssh00:59:123
107022645,10sleep10-21swapper/120:39:251
302632600,4sleep01114599cyclictest01:54:100
116812600,2sleep00-21swapper/022:50:050
106891600,1ptp4l401ktimersoftd/301:58:053
187452580,2sleep10-21swapper/100:36:341
106891580,10ptp4l401ktimersoftd/323:32:453
107712554,40sleep00-21swapper/020:40:210
289712540,2sleep228973-21tail01:19:192
110322515,34sleep20-21swapper/220:43:422
42202490,3sleep1241ktimersoftd/123:15:201
1114599462,36cyclictest2877-21apt-get00:54:080
11145994411,20cyclictest4062-21diskmemload23:40:480
1114599422,34cyclictest0-21swapper/000:19:070
11150994027,7cyclictest25-21ksoftirqd/101:24:091
1114599402,31cyclictest20133-21apt-get01:44:080
1114599402,30cyclictest10473-21apt-get21:49:020
1114599400,4cyclictest30318-21sed22:29:110
106891400,1ptp4l401ktimersoftd/323:00:353
106891400,1ptp4l401ktimersoftd/301:04:323
106891400,1ptp4l401ktimersoftd/300:21:183
106891400,0ptp4l401ktimersoftd/323:06:243
1114599391,33cyclictest0-21swapper/021:59:030
1114599391,32cyclictest5052-21ssh01:29:090
1114599391,30cyclictest24938-21apt-get22:19:040
11145993910,26cyclictest23728-21sed01:14:140
1114599390,5cyclictest7928-21/usr/sbin/munin00:59:140
106891390,1ptp4l401ktimersoftd/301:14:253
106891390,1ptp4l401ktimersoftd/301:11:053
106891390,0ptp4l401ktimersoftd/323:39:053
1114599382,29cyclictest8107-21apt-get21:44:010
1114599381,7cyclictest12893-21apt-get01:04:060
1114599381,32cyclictest0-21swapper/023:04:040
1114599381,32cyclictest0-21swapper/020:59:000
1114599380,4cyclictest27660-21snmp_o5powerctl21:14:170
1114599380,4cyclictest14590-21ssh23:59:130
1114599380,4cyclictest13648-21ssh02:09:200
106891380,1ptp4l401ktimersoftd/323:15:333
106891380,1ptp4l401ktimersoftd/322:53:413
106891380,1ptp4l401ktimersoftd/302:06:393
106891380,1ptp4l401ktimersoftd/302:00:293
106891380,1ptp4l401ktimersoftd/301:48:213
106891380,1ptp4l401ktimersoftd/301:42:303
106891380,1ptp4l401ktimersoftd/301:30:573
106891380,1ptp4l401ktimersoftd/300:47:473
106891380,1ptp4l401ktimersoftd/300:31:503
106891380,1ptp4l401ktimersoftd/300:18:393
106891380,1ptp4l401ktimersoftd/300:04:283
11167993713,21cyclictest20523-21bc00:39:063
11167993712,22cyclictest607-21sed22:34:123
1114599378,25cyclictest11293-21if_enp1s0.100:29:120
1114599372,6cyclictest14866-21apt-get01:39:090
11145993713,21cyclictest15814-21sed20:49:150
1114599371,31cyclictest0-21swapper/001:49:080
11145993711,21cyclictest9124-21fschecks_time23:54:100
1114599370,4cyclictest30026-21snmp_o5powerctl21:19:170
1114599370,4cyclictest19432-21sed00:04:130
106891370,1ptp4l401ktimersoftd/323:57:433
106891370,1ptp4l401ktimersoftd/323:49:463
106891370,1ptp4l401ktimersoftd/323:19:043
106891370,1ptp4l401ktimersoftd/323:10:233
106891370,1ptp4l401ktimersoftd/322:56:073
106891370,1ptp4l401ktimersoftd/322:44:523
106891370,1ptp4l401ktimersoftd/302:11:063
106891370,1ptp4l401ktimersoftd/301:49:063
106891370,1ptp4l401ktimersoftd/301:25:413
106891370,1ptp4l401ktimersoftd/300:51:023
106891370,1ptp4l401ktimersoftd/300:25:173
106891370,1ptp4l401ktimersoftd/300:12:573
106891370,0ptp4l401ktimersoftd/300:35:483
1116799363,11cyclictest31159-21cpuspeed_turbos21:24:043
1116799361,5cyclictest0-21swapper/301:19:083
1114599362,6cyclictest2001-21apt-get22:39:030
1114599361,30cyclictest0-21swapper/022:59:060
1114599361,29cyclictest5772-21apt-get00:24:050
11145993612,21cyclictest11549-21/usr/sbin/munin23:24:210
11145993610,23cyclictest28143-21sed01:19:130
11145993610,22cyclictest22517-21latency_hist01:13:550
11145993610,22cyclictest1842-21cat22:38:520
1114599360,5cyclictest14721-21chrt21:56:140
1114599360,5cyclictest14721-21chrt21:56:140
1114599360,3cyclictest322682sleep000:49:300
1114599360,3cyclictest0-21swapper/021:24:090
106891360,1ptp4l401ktimersoftd/321:49:083
106891360,1ptp4l401ktimersoftd/300:53:593
106891360,0ptp4l401ktimersoftd/323:24:443
11150993528,4cyclictest14925-21cron21:58:501
11150993528,4cyclictest14925-21cron21:58:501
1114599353,6cyclictest31300-21apt-get23:44:050
1114599353,6cyclictest31300-21apt-get23:44:050
1114599352,5cyclictest1813-21apt-get23:14:050
1114599351,5cyclictest15631-21apt-get00:34:080
11145993511,21cyclictest3944-21expr23:49:080
11145993511,21cyclictest29364-21sh23:09:060
11145993510,21cyclictest4242-21unixbench_multi01:59:270
1114599350,4cyclictest2727-21ssh01:25:430
1114599350,3cyclictest11433-21ssh01:34:230
106891350,0ptp4l401ktimersoftd/321:45:143
1116799348,4cyclictest12170-21sed20:44:073
1116799342,6cyclictest17602-21apt-get22:04:013
1116799342,5cyclictest0-21swapper/321:14:023
1114599348,22cyclictest23065-21idleruntime22:14:080
1114599346,24cyclictest7119-21switchtime21:39:180
1114599345,25cyclictest27709-21gltestperf22:24:070
1114599342,27cyclictest21559-21apt-get21:04:030
11145993410,21cyclictest4341-21cat21:34:090
11145993410,21cyclictest4062-21diskmemload22:57:280
11145993410,21cyclictest28645-21cat00:14:070
1114599340,6cyclictest4062-21diskmemload23:20:520
1114599340,4cyclictest16650-21grep23:29:040
1114599340,3cyclictest27433-21ssh00:44:380
1116799336,6cyclictest4021-21irqrtprio21:34:083
11167993313,17cyclictest11942-21sh01:34:383
11167993311,19cyclictest15892-21irqrtprio21:59:103
1114599337,23cyclictest4946-21tail22:44:090
1114599333,26cyclictest0-21swapper/021:29:020
1114599331,3cyclictest0-21swapper/002:04:250
1114599331,28cyclictest0-21swapper/020:54:000
11145993310,20cyclictest20775-21expr00:39:080
1114599330,4cyclictest12384-21memory20:44:080
1116799328,4cyclictest2757-21irqrtprio22:39:103
1116799327,3cyclictest31223-21cat23:44:043
1116799327,3cyclictest31223-21cat23:44:043
11167993214,15cyclictest41-21ksoftirqd/322:20:303
11155993218,8cyclictest0-21swapper/223:39:032
11150993227,3cyclictest25-21ksoftirqd/122:53:521
11150993225,4cyclictest47050irq/101-ens3-Tx23:34:231
1114599328,21cyclictest222102chrt22:13:320
1114599326,23cyclictest17525-21/usr/sbin/munin22:04:080
1114599321,28cyclictest25104-21ssh23:37:250
1116799318,3cyclictest12926-21cpuspeed_turbos21:54:033
1116799318,3cyclictest12926-21cpuspeed_turbos21:54:033
1116799317,4cyclictest20883-21cut22:09:103
1116799310,10cyclictest23893-21bc21:09:003
11155993124,4cyclictest16499-21idleruntime-cro20:53:492
1116799308,3cyclictest21841-21fschecks_count21:04:053
1116799306,3cyclictest19472-21grep20:59:043
1116799306,3cyclictest14199-21basename23:59:113
1116799305,4cyclictest6476-21irqrtprio21:39:093
11155993014,13cyclictest20927-21sh23:33:412
11150993025,3cyclictest25-21ksoftirqd/101:13:551
1114599304,3cyclictest24334-21expr21:09:050
1116799299,3cyclictest1055-21runrttasks20:51:423
1116799296,4cyclictest27224-21/usr/sbin/munin22:24:043
1116799292,6cyclictest22571-21apt-get22:14:033
1116799291,10cyclictest28602-21/usr/sbin/munin21:19:173
11150992924,3cyclictest25-21ksoftirqd/100:58:541
11150992923,4cyclictest25-21ksoftirqd/120:54:051
11150992923,3cyclictest25-21ksoftirqd/101:49:151
11150992923,3cyclictest25-21ksoftirqd/101:43:561
11150992914,4cyclictest16436-21/usr/sbin/munin23:29:101
146342280,2sleep10-21swapper/123:26:201
1116799287,3cyclictest316212chrt22:32:343
1115599283,16cyclictest20190-21taskset22:09:042
11150992823,3cyclictest25-21ksoftirqd/123:13:521
11150992823,3cyclictest25-21ksoftirqd/121:49:091
11150992823,3cyclictest25-21ksoftirqd/101:38:561
11150992823,3cyclictest25-21ksoftirqd/101:23:551
11150992822,3cyclictest25-21ksoftirqd/122:08:511
11150992822,3cyclictest25-21ksoftirqd/102:09:151
1116799278,3cyclictest18353-21timerwakeupswit20:54:173
1116799276,4cyclictest1696-21irqrtprio21:29:093
11155992721,3cyclictest33-21ksoftirqd/220:46:212
11155992720,4cyclictest33-21ksoftirqd/221:37:212
11150992722,3cyclictest25-21ksoftirqd/123:04:041
11150992722,3cyclictest25-21ksoftirqd/121:33:501
11150992721,4cyclictest25-21ksoftirqd/101:54:231
11150992721,3cyclictest25-21ksoftirqd/122:24:071
11150992714,7cyclictest25-21ksoftirqd/123:44:051
11150992714,7cyclictest25-21ksoftirqd/123:44:051
1115599263,13cyclictest6728-21ssh23:19:052
11155992621,3cyclictest33-21ksoftirqd/201:39:222
11155992621,3cyclictest33-21ksoftirqd/201:08:552
11155992620,3cyclictest33-21ksoftirqd/221:59:022
11155992620,3cyclictest33-21ksoftirqd/200:19:452
11155992619,4cyclictest33-21ksoftirqd/222:28:232
11150992621,3cyclictest25-21ksoftirqd/123:54:071
11150992621,3cyclictest25-21ksoftirqd/122:29:081
11150992621,3cyclictest25-21ksoftirqd/100:43:551
11150992621,3cyclictest25-21ksoftirqd/100:18:541
11150992620,3cyclictest25-21ksoftirqd/122:19:111
11150992620,3cyclictest25-21ksoftirqd/121:14:031
11150992620,3cyclictest25-21ksoftirqd/120:49:021
11150992620,3cyclictest25-21ksoftirqd/101:04:221
11150992620,3cyclictest25-21ksoftirqd/100:24:121
11150992619,4cyclictest25-21ksoftirqd/122:16:381
11150992619,4cyclictest25-21ksoftirqd/121:47:111
11150992615,6cyclictest0-21swapper/100:19:071
1115599254,12cyclictest4488-21ssh22:44:052
1115599253,11cyclictest18573-21ssh00:04:062
11155992520,3cyclictest33-21ksoftirqd/222:54:122
11155992519,3cyclictest33-21ksoftirqd/221:53:542
11155992519,3cyclictest33-21ksoftirqd/221:53:542
11155992518,4cyclictest33-21ksoftirqd/223:49:012
11155992518,4cyclictest33-21ksoftirqd/222:34:302
11155992518,4cyclictest33-21ksoftirqd/222:31:412
11155992518,4cyclictest33-21ksoftirqd/221:21:272
11150992520,3cyclictest25-21ksoftirqd/123:19:121
11150992520,3cyclictest25-21ksoftirqd/122:08:521
11150992520,3cyclictest25-21ksoftirqd/121:24:091
11150992520,3cyclictest25-21ksoftirqd/120:44:011
11150992520,3cyclictest25-21ksoftirqd/100:44:061
11150992518,4cyclictest25-21ksoftirqd/121:59:101
1115599249,3cyclictest16869-21latency_hist02:13:572
11155992419,3cyclictest22784-21ssh01:45:482
11155992418,4cyclictest33-21ksoftirqd/221:43:322
11155992418,3cyclictest33-21ksoftirqd/221:25:512
11155992417,4cyclictest33-21ksoftirqd/223:55:122
11155992417,4cyclictest33-21ksoftirqd/222:21:132
11155992417,4cyclictest33-21ksoftirqd/200:12:422
11155992417,4cyclictest17983-21ps20:54:102
11150992419,3cyclictest25-21ksoftirqd/123:49:111
11150992419,3cyclictest25-21ksoftirqd/122:59:121
11150992419,3cyclictest25-21ksoftirqd/122:54:051
11150992419,3cyclictest25-21ksoftirqd/101:14:141
11150992419,3cyclictest25-21ksoftirqd/100:13:541
11150992418,3cyclictest25-21ksoftirqd/102:04:091
11150992418,3cyclictest25-21ksoftirqd/100:59:201
11150992418,3cyclictest25-21ksoftirqd/100:29:111
1115599233,17cyclictest24838-21grep21:09:082
1115599231,9cyclictest239822sh23:03:542
11155992317,3cyclictest33-21ksoftirqd/200:48:562
11155992317,3cyclictest33-21ksoftirqd/200:41:332
11155992316,4cyclictest33-21ksoftirqd/221:50:542
11155992316,4cyclictest33-21ksoftirqd/221:48:052
11150992318,3cyclictest25-21ksoftirqd/123:43:531
11150992318,3cyclictest25-21ksoftirqd/122:48:521
11150992318,3cyclictest25-21ksoftirqd/101:59:201
11150992318,3cyclictest25-21ksoftirqd/101:44:121
11150992318,3cyclictest25-21ksoftirqd/100:04:081
11150992317,4cyclictest25-21ksoftirqd/121:40:451
11150992317,3cyclictest25-21ksoftirqd/121:34:011
11150992317,3cyclictest25-21ksoftirqd/121:23:491
11155992216,3cyclictest33-21ksoftirqd/221:16:282
11155992216,3cyclictest33-21ksoftirqd/202:05:122
11155992215,4cyclictest3042-21/usr/sbin/munin23:14:142
1115599221,4cyclictest31802-21snmp_o5powerctl00:49:192
1115599221,4cyclictest16686-21memory00:34:152
1115599221,3cyclictest22895-21snmp_o5powerctl21:04:142
1115599220,3cyclictest5605-21ssh00:55:562
11150992217,3cyclictest25-21ksoftirqd/123:59:051
11150992217,3cyclictest25-21ksoftirqd/122:39:101
11150992217,3cyclictest25-21ksoftirqd/120:59:071
11150992217,3cyclictest25-21ksoftirqd/101:29:271
11150992216,4cyclictest25-21ksoftirqd/122:34:101
1115599218,6cyclictest0-21swapper/201:34:072
1115599212,16cyclictest32006-21sed23:44:122
1115599212,16cyclictest32006-21sed23:44:122
11155992115,3cyclictest33-21ksoftirqd/200:03:192
11155992114,4cyclictest9527-21sh01:33:552
11155992114,4cyclictest33-21ksoftirqd/200:59:472
11155992114,4cyclictest1212-21gpgv23:13:522
11155992113,5cyclictest19969-21sed22:59:122
1115599210,4cyclictest20525-21python20:59:122
11150992116,3cyclictest25-21ksoftirqd/100:53:561
11150992115,4cyclictest25-21ksoftirqd/121:05:281
11155992016,2cyclictest0-21swapper/201:53:172
11155992014,3cyclictest8207-21sh00:25:232
11155992014,3cyclictest33-21ksoftirqd/222:15:332
1115599201,3cyclictest21747-21df23:34:082
1115599201,3cyclictest0-21swapper/221:28:552
11155992013,4cyclictest3409-21sh01:59:172
11155992013,4cyclictest32723-21tr01:24:102
11155992013,4cyclictest26333-21sh01:17:242
11155992013,4cyclictest11530-21sh23:24:012
11155992013,4cyclictest10615-21/usr/sbin/munin00:29:152
1115599201,2cyclictest0-21swapper/201:09:162
1115599201,16cyclictest18057-21head22:04:052
1115599201,15cyclictest2047-21cron01:58:562
11150992014,3cyclictest25254-21python21:09:121
11155991915,2cyclictest0-21swapper/222:42:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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