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2026-05-11 - 11:16
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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 376 highest latencies:
System rackbslot6.osadl.org (updated Mon May 11, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2104521770,3sleep01040399cyclictest01:37:360
3276221590,3sleep01040399cyclictest00:42:510
731821480,4sleep11040799cyclictest23:08:131
2030921390,5sleep31041799cyclictest23:55:213
106891980,6ptp4l391rcuc/320:31:183
106891860,1ptp4l401ktimersoftd/301:18:003
159432720,19sleep30-21swapper/320:42:463
274632680,3sleep1231rcuc/100:03:051
101662634,10sleep20-21swapper/220:31:002
47582600,3sleep31041799cyclictest23:38:503
10413996051,4cyclictest33-21ksoftirqd/223:13:012
106891590,1ptp4l401ktimersoftd/322:48:113
10413995951,4cyclictest33-21ksoftirqd/223:43:032
106891580,1ptp4l401ktimersoftd/300:12:203
10413995750,3cyclictest33-21ksoftirqd/223:03:012
106891560,1ptp4l401ktimersoftd/323:22:063
193122550,2sleep20-21swapper/223:21:192
106891550,1ptp4l401ktimersoftd/301:04:243
106891550,1ptp4l401ktimersoftd/300:41:123
10413995546,4cyclictest33-21ksoftirqd/201:48:052
10413995444,5cyclictest33-21ksoftirqd/223:48:032
115972530,2sleep10-21swapper/122:39:301
106891530,1ptp4l401ktimersoftd/300:01:383
10413995344,4cyclictest33-21ksoftirqd/221:07:572
10413995344,4cyclictest33-21ksoftirqd/221:07:572
10413995243,4cyclictest33-21ksoftirqd/201:08:052
271382510,2sleep20-21swapper/200:03:022
75062490,1sleep30-21swapper/301:56:263
10413994840,4cyclictest33-21ksoftirqd/220:37:572
10413994840,4cyclictest33-21ksoftirqd/201:28:042
106891460,2ptp4l7855-21kworker/3:200:02:523
10413994639,3cyclictest33-21ksoftirqd/221:57:522
10413994637,5cyclictest33-21ksoftirqd/222:53:032
10413994637,5cyclictest33-21ksoftirqd/222:53:032
10413994637,5cyclictest33-21ksoftirqd/220:42:562
106891450,1ptp4l401ktimersoftd/301:27:103
10413994536,6cyclictest33-21ksoftirqd/221:42:582
10413994536,5cyclictest33-21ksoftirqd/222:28:022
10413994333,6cyclictest33-21ksoftirqd/221:12:572
106891420,1ptp4l401ktimersoftd/320:34:173
10413994226,3cyclictest33-21ksoftirqd/202:00:172
10413994133,4cyclictest33-21ksoftirqd/200:13:032
106891390,1ptp4l401ktimersoftd/323:33:073
106891380,1ptp4l401ktimersoftd/323:15:583
106891380,1ptp4l401ktimersoftd/322:45:563
106891380,1ptp4l401ktimersoftd/322:13:143
106891380,1ptp4l401ktimersoftd/321:47:593
106891380,1ptp4l401ktimersoftd/301:46:023
106891380,1ptp4l401ktimersoftd/301:29:493
106891380,15ptp4l401ktimersoftd/323:50:583
10413993826,6cyclictest33-21ksoftirqd/221:23:002
10413993825,9cyclictest33-21ksoftirqd/200:18:062
106891370,1ptp4l401ktimersoftd/323:28:083
106891370,1ptp4l401ktimersoftd/323:24:443
106891370,1ptp4l401ktimersoftd/323:06:353
106891370,1ptp4l401ktimersoftd/322:57:133
106891370,1ptp4l401ktimersoftd/322:57:133
106891370,1ptp4l401ktimersoftd/322:42:413
106891370,1ptp4l401ktimersoftd/322:34:193
106891370,1ptp4l401ktimersoftd/301:57:593
106891370,1ptp4l401ktimersoftd/301:49:103
106891370,1ptp4l401ktimersoftd/301:34:183
106891370,1ptp4l401ktimersoftd/301:17:063
106891370,1ptp4l401ktimersoftd/300:57:563
106891370,1ptp4l401ktimersoftd/300:55:533
106891370,1ptp4l401ktimersoftd/300:50:213
106891370,1ptp4l401ktimersoftd/300:46:433
106891370,1ptp4l401ktimersoftd/300:27:313
106891370,1ptp4l401ktimersoftd/300:22:213
106891370,1ptp4l401ktimersoftd/300:13:263
106891370,0ptp4l401ktimersoftd/321:17:403
10413993731,3cyclictest33-21ksoftirqd/201:27:532
10413993714,6cyclictest33-21ksoftirqd/223:33:082
106891360,2ptp4l7855-21kworker/3:200:30:043
106891360,1ptp4l401ktimersoftd/323:44:553
106891360,1ptp4l401ktimersoftd/301:42:113
106891360,1ptp4l401ktimersoftd/301:08:503
106891360,0ptp4l401ktimersoftd/323:00:423
106891360,0ptp4l401ktimersoftd/300:37:423
106891360,0ptp4l401ktimersoftd/300:37:423
10413993625,8cyclictest33-21ksoftirqd/222:32:582
10413993624,9cyclictest33-21ksoftirqd/201:03:232
106891350,1ptp4l401ktimersoftd/320:58:153
10413993516,9cyclictest33-21ksoftirqd/220:33:142
106891340,2ptp4l7855-21kworker/3:222:06:593
106891340,2ptp4l7855-21kworker/3:221:35:343
10413993423,8cyclictest33-21ksoftirqd/223:08:072
10413993327,3cyclictest33-21ksoftirqd/222:48:072
10413993327,3cyclictest33-21ksoftirqd/222:47:492
10413993327,3cyclictest33-21ksoftirqd/222:22:482
10413993320,6cyclictest33-21ksoftirqd/220:52:582
106891320,1ptp4l401ktimersoftd/323:10:383
106891320,0ptp4l401ktimersoftd/321:55:493
10413993227,3cyclictest33-21ksoftirqd/200:48:052
10413993226,3cyclictest33-21ksoftirqd/223:02:492
10413993226,3cyclictest33-21ksoftirqd/221:02:462
10413993219,3cyclictest33-21ksoftirqd/201:38:232
10413993216,3cyclictest33-21ksoftirqd/201:53:092
10413993126,3cyclictest33-21ksoftirqd/223:42:502
10413993125,3cyclictest33-21ksoftirqd/223:23:092
10413993124,5cyclictest33-21ksoftirqd/200:53:122
10413993120,3cyclictest33-21ksoftirqd/200:08:172
10413993119,9cyclictest33-21ksoftirqd/201:43:092
106891300,0ptp4l401ktimersoftd/321:12:023
106891300,0ptp4l401ktimersoftd/321:12:023
10413993025,3cyclictest33-21ksoftirqd/223:53:032
10413993025,3cyclictest33-21ksoftirqd/221:57:482
10413993025,3cyclictest33-21ksoftirqd/201:37:532
10413993024,3cyclictest33-21ksoftirqd/223:32:502
10413993024,3cyclictest33-21ksoftirqd/220:52:462
10413993023,3cyclictest33-21ksoftirqd/200:58:102
101802309,9sleep10-21swapper/120:31:121
106891290,1ptp4l401ktimersoftd/321:18:063
10413992924,3cyclictest33-21ksoftirqd/221:32:472
10413992924,3cyclictest33-21ksoftirqd/221:18:162
10413992924,3cyclictest33-21ksoftirqd/200:33:112
10413992924,3cyclictest33-21ksoftirqd/200:33:112
1041399292,3cyclictest121rcu_preempt00:38:052
10413992923,3cyclictest33-21ksoftirqd/222:38:042
10413992923,3cyclictest33-21ksoftirqd/221:37:472
10413992923,3cyclictest33-21ksoftirqd/200:23:072
1040799292,21cyclictest24198-21apt-get22:08:001
10403992923,3cyclictest9-21ksoftirqd/022:07:480
10403992919,7cyclictest1324-21latency_hist22:27:480
84212280,4sleep125-21ksoftirqd/122:37:261
83042285,10sleep00-21swapper/020:28:000
10413992823,3cyclictest33-21ksoftirqd/221:38:032
10413992822,3cyclictest33-21ksoftirqd/221:02:572
10413992822,3cyclictest33-21ksoftirqd/201:18:192
10413992822,3cyclictest33-21ksoftirqd/200:02:512
10413992818,3cyclictest33-21ksoftirqd/200:28:142
10407992823,3cyclictest25-21ksoftirqd/102:02:531
10407992823,3cyclictest25-21ksoftirqd/101:42:581
10403992823,3cyclictest9-21ksoftirqd/001:42:540
10403992822,3cyclictest9-21ksoftirqd/022:52:490
106891270,9ptp4l401ktimersoftd/322:28:593
106891270,1ptp4l401ktimersoftd/322:21:083
10417992722,3cyclictest41-21ksoftirqd/322:12:483
10417992722,3cyclictest41-21ksoftirqd/320:48:063
10417992720,4cyclictest41-21ksoftirqd/320:45:113
10413992722,3cyclictest33-21ksoftirqd/222:22:492
10413992722,3cyclictest33-21ksoftirqd/221:52:472
10413992721,4cyclictest33-21ksoftirqd/200:43:022
10413992721,3cyclictest33-21ksoftirqd/201:17:532
10407992722,3cyclictest25-21ksoftirqd/101:22:531
1040399274,4cyclictest121rcu_preempt22:46:090
1040399273,18cyclictest0-21swapper/022:08:000
10403992721,3cyclictest9-21ksoftirqd/023:13:540
10403992721,3cyclictest9-21ksoftirqd/021:08:040
10403992721,3cyclictest9-21ksoftirqd/021:08:040
10417992619,4cyclictest41-21ksoftirqd/321:24:453
10413992621,3cyclictest33-21ksoftirqd/222:13:032
10413992621,3cyclictest33-21ksoftirqd/222:08:022
10413992621,3cyclictest33-21ksoftirqd/222:03:162
10407992621,3cyclictest25-21ksoftirqd/120:42:451
10407992621,3cyclictest25-21ksoftirqd/100:13:181
10407992620,3cyclictest25-21ksoftirqd/100:58:181
10407992619,5cyclictest25-21ksoftirqd/121:12:461
10407992619,5cyclictest25-21ksoftirqd/121:12:461
10407992619,4cyclictest575-21sh23:02:491
10407992619,4cyclictest25-21ksoftirqd/123:45:271
10403992621,3cyclictest9-21ksoftirqd/001:31:420
10403992619,3cyclictest9-21ksoftirqd/023:38:100
106891250,1ptp4l401ktimersoftd/322:01:213
10417992518,4cyclictest41-21ksoftirqd/321:39:343
10407992520,3cyclictest25-21ksoftirqd/123:32:501
10407992520,3cyclictest25-21ksoftirqd/121:32:221
10407992520,3cyclictest25-21ksoftirqd/100:33:041
10407992520,3cyclictest25-21ksoftirqd/100:33:041
10407992519,4cyclictest25-21ksoftirqd/121:24:391
10407992519,3cyclictest25-21ksoftirqd/123:21:581
10403992520,3cyclictest9-21ksoftirqd/022:57:490
10403992520,3cyclictest9-21ksoftirqd/022:57:490
10403992519,4cyclictest9-21ksoftirqd/021:39:270
10403992519,3cyclictest9-21ksoftirqd/000:48:020
312742241,3sleep031380-21ssh23:33:100
106891240,1ptp4l401ktimersoftd/321:42:593
106891240,1ptp4l401ktimersoftd/321:06:573
10417992418,3cyclictest41-21ksoftirqd/321:29:383
10417992417,4cyclictest41-21ksoftirqd/322:25:473
10407992419,3cyclictest25-21ksoftirqd/123:23:031
10407992419,3cyclictest25-21ksoftirqd/123:07:491
10407992419,3cyclictest25-21ksoftirqd/122:01:041
10407992419,3cyclictest25-21ksoftirqd/121:13:581
10407992419,3cyclictest25-21ksoftirqd/100:52:511
10407992418,4cyclictest25-21ksoftirqd/121:38:281
10407992418,3cyclictest25-21ksoftirqd/121:17:581
10407992417,4cyclictest25-21ksoftirqd/120:36:051
10403992419,3cyclictest9-21ksoftirqd/020:37:470
10403992417,4cyclictest9-21ksoftirqd/021:54:250
10403992417,4cyclictest9-21ksoftirqd/021:36:580
10403992417,4cyclictest12735-21tail23:48:060
10403992416,5cyclictest9-21ksoftirqd/000:13:090
504822316,3sleep125-21ksoftirqd/101:53:151
106891230,1ptp4l401ktimersoftd/320:52:583
10407992318,3cyclictest25-21ksoftirqd/122:48:491
10407992318,3cyclictest25-21ksoftirqd/100:08:121
10407992317,4cyclictest25-21ksoftirqd/120:44:361
10407992317,3cyclictest25-21ksoftirqd/121:44:281
10407992316,5cyclictest25-21ksoftirqd/123:53:041
10407992316,5cyclictest25-21ksoftirqd/123:13:571
10407992316,4cyclictest14945-21sed21:48:041
10407992311,8cyclictest19855-21grep00:28:141
1040799230,20cyclictest2212-21cron23:37:501
1040399232,18cyclictest17644-21cut23:53:070
10403992318,3cyclictest9-21ksoftirqd/022:58:070
10403992318,3cyclictest9-21ksoftirqd/020:43:000
10403992318,3cyclictest9-21ksoftirqd/001:53:230
10403992317,3cyclictest9-21ksoftirqd/023:47:500
10403992317,3cyclictest9-21ksoftirqd/022:32:190
10403992317,3cyclictest9-21ksoftirqd/022:17:410
10403992317,3cyclictest9-21ksoftirqd/021:18:060
10403992316,4cyclictest9-21ksoftirqd/021:44:490
10403992316,4cyclictest9-21ksoftirqd/021:27:430
10403992316,4cyclictest9-21ksoftirqd/021:05:430
10403992316,4cyclictest32676-21irqrtprio00:08:080
1040799228,4cyclictest25-21ksoftirqd/123:52:501
10407992217,3cyclictest25-21ksoftirqd/121:07:251
10407992217,3cyclictest25-21ksoftirqd/101:33:041
10407992217,3cyclictest25-21ksoftirqd/101:03:071
10407992216,4cyclictest25-21ksoftirqd/122:29:111
10407992216,4cyclictest25-21ksoftirqd/122:26:541
10407992216,3cyclictest25-21ksoftirqd/123:38:101
10407992216,3cyclictest25-21ksoftirqd/100:02:511
10407992215,4cyclictest14879-21memory00:23:111
10407992214,5cyclictest24794-21unixbench_multi20:58:161
10407992214,5cyclictest22818-21phc2sys01:38:151
1040399223,16cyclictest14144-21fschecks_count00:23:070
10403992217,3cyclictest9-21ksoftirqd/021:28:030
10403992217,3cyclictest9-21ksoftirqd/021:13:340
10403992217,3cyclictest9-21ksoftirqd/001:43:140
10403992217,3cyclictest9-21ksoftirqd/001:27:120
10403992217,3cyclictest9-21ksoftirqd/000:59:100
10403992216,3cyclictest9-21ksoftirqd/022:42:480
10403992216,3cyclictest9-21ksoftirqd/021:00:390
10403992215,4cyclictest22083-21find20:53:090
10403992215,4cyclictest1843-21/usr/sbin/munin01:18:100
10403992215,4cyclictest1747-21sed23:03:080
10407992117,3cyclictest25-21ksoftirqd/101:48:091
10407992116,3cyclictest25-21ksoftirqd/101:22:521
10407992116,3cyclictest25-21ksoftirqd/101:13:091
10407992116,3cyclictest25-21ksoftirqd/100:53:081
10407992116,3cyclictest25-21ksoftirqd/100:38:571
10407992116,3cyclictest25-21ksoftirqd/100:18:141
10407992115,3cyclictest25-21ksoftirqd/122:16:571
10407992114,4cyclictest555-21/usr/sbin/munin00:43:041
10407992114,4cyclictest25-21ksoftirqd/121:35:471
10407992110,9cyclictest23626-21/usr/sbin/munin22:53:211
10407992110,9cyclictest23626-21/usr/sbin/munin22:53:211
10403992116,3cyclictest9-21ksoftirqd/023:28:070
10403992116,3cyclictest9-21ksoftirqd/000:31:230
10403992115,3cyclictest31403-21/usr/sbin/munin01:48:050
10403992114,5cyclictest9-21ksoftirqd/000:18:130
10403992114,4cyclictest9-21ksoftirqd/022:01:110
10403992114,4cyclictest557-21acpi00:43:020
10403992114,3cyclictest101ktimersoftd/023:58:020
297732200,2sleep00-21swapper/022:18:050
1040799202,15cyclictest14426-21grep22:43:051
10407992015,3cyclictest25-21ksoftirqd/120:50:391
10407992014,4cyclictest25-21ksoftirqd/122:04:091
10407992014,3cyclictest12111-21sh01:28:081
10407992013,4cyclictest17237-21fschecks_time21:53:031
1040399209,6cyclictest19957-21ssh01:03:050
10403992015,3cyclictest9-21ksoftirqd/000:53:080
10403992015,3cyclictest9-21ksoftirqd/000:33:080
10403992015,3cyclictest9-21ksoftirqd/000:33:080
10403992015,3cyclictest9-21ksoftirqd/000:07:500
10403992015,3cyclictest30647-21missed_timers01:13:130
10403992014,3cyclictest9-21ksoftirqd/023:26:390
10403992014,3cyclictest9-21ksoftirqd/020:34:520
10403992014,3cyclictest6151-21sh23:08:030
10403992014,3cyclictest18892-21grep20:48:030
10403992014,3cyclictest16755-21latency23:18:090
10403992013,4cyclictest3544-21diskmemload22:33:360
10403992013,4cyclictest14656-21cstates21:48:010
10407991911,5cyclictest3544-21diskmemload01:08:031
10403991913,3cyclictest3544-21diskmemload01:12:210
10403991913,3cyclictest10343-21timerandwakeup01:58:210
10407991813,3cyclictest21059-21expr20:53:001
10407991812,3cyclictest29449-21if_enp1s022:18:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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