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2025-11-30 - 12:10
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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 Nov 30, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1773911070,4ptp4l401ktimersoftd/320:16:443
177391750,1ptp4l401ktimersoftd/323:09:383
184242660,2sleep10-21swapper/121:27:011
224872630,2sleep30-21swapper/323:47:183
181172634,10sleep10-21swapper/120:18:071
318602580,2sleep20-21swapper/222:43:092
177391580,1ptp4l401ktimersoftd/322:23:213
177391580,1ptp4l401ktimersoftd/322:23:213
162552584,43sleep00-21swapper/020:16:440
177391560,1ptp4l401ktimersoftd/323:43:203
300202540,2sleep20-21swapper/200:33:422
177391540,1ptp4l401ktimersoftd/323:53:163
170912520,6sleep217095-21irqrtprio20:17:022
128742510,1sleep10-21swapper/100:14:221
177391500,2ptp4l13962-21kworker/3:100:44:463
177391450,1ptp4l401ktimersoftd/322:33:403
177391450,1ptp4l401ktimersoftd/300:40:373
177391440,1ptp4l401ktimersoftd/321:47:273
177391430,1ptp4l401ktimersoftd/323:33:473
177391430,1ptp4l401ktimersoftd/322:28:183
177391420,1ptp4l401ktimersoftd/323:20:193
177391400,1ptp4l401ktimersoftd/322:02:073
177391400,0ptp4l401ktimersoftd/301:06:193
177391390,1ptp4l401ktimersoftd/323:15:513
177391390,1ptp4l401ktimersoftd/320:56:593
177391390,1ptp4l401ktimersoftd/301:17:513
177391380,2ptp4l15869-21kworker/3:021:12:103
177391380,1ptp4l401ktimersoftd/323:28:173
177391380,1ptp4l401ktimersoftd/322:56:303
177391380,1ptp4l401ktimersoftd/322:50:373
177391380,1ptp4l401ktimersoftd/322:42:193
177391380,1ptp4l401ktimersoftd/301:43:043
177391380,1ptp4l401ktimersoftd/301:28:063
177391380,1ptp4l401ktimersoftd/300:33:163
177391380,1ptp4l401ktimersoftd/300:19:133
177391380,1ptp4l401ktimersoftd/300:08:413
177391380,0ptp4l401ktimersoftd/300:02:583
177391380,0ptp4l401ktimersoftd/300:02:583
177391370,1ptp4l401ktimersoftd/301:38:523
177391370,1ptp4l401ktimersoftd/301:35:323
177391370,1ptp4l401ktimersoftd/300:52:143
177391370,1ptp4l401ktimersoftd/300:25:503
177391370,1ptp4l401ktimersoftd/300:01:453
177391370,0ptp4l401ktimersoftd/321:10:093
177391360,2ptp4l27016-21kworker/3:223:37:083
177391360,1ptp4l401ktimersoftd/322:57:053
177391360,1ptp4l401ktimersoftd/300:15:563
177391360,0ptp4l401ktimersoftd/300:26:483
177391350,1ptp4l401ktimersoftd/323:05:503
177391340,2ptp4l12758-21kworker/3:221:52:433
177391340,0ptp4l401ktimersoftd/301:07:483
177391330,1ptp4l401ktimersoftd/323:22:423
177391330,1ptp4l401ktimersoftd/320:52:023
177391330,1ptp4l401ktimersoftd/301:16:293
177391320,1ptp4l401ktimersoftd/321:59:383
177391320,1ptp4l401ktimersoftd/301:23:283
177391320,1ptp4l401ktimersoftd/300:57:203
18494993125,3cyclictest9-21ksoftirqd/000:11:450
177391310,1ptp4l401ktimersoftd/321:41:443
177391310,1ptp4l401ktimersoftd/301:50:353
177391310,1ptp4l401ktimersoftd/301:50:353
177391310,1ptp4l401ktimersoftd/300:47:323
177391310,0ptp4l401ktimersoftd/322:18:173
177391310,0ptp4l401ktimersoftd/322:18:173
177391310,0ptp4l401ktimersoftd/321:17:353
18504993023,4cyclictest33-21ksoftirqd/221:56:522
177391300,0ptp4l401ktimersoftd/321:39:203
177391300,0ptp4l401ktimersoftd/321:35:163
177391300,0ptp4l401ktimersoftd/320:39:013
95792290,3sleep19578-21snmp_o5powerctl00:47:141
18508992923,4cyclictest41-21ksoftirqd/320:46:563
18504992923,4cyclictest33-21ksoftirqd/221:01:552
18504992923,3cyclictest33-21ksoftirqd/200:01:572
18504992923,3cyclictest33-21ksoftirqd/200:01:572
1849899294,16cyclictest5933-21ssh22:51:571
18494992924,3cyclictest9-21ksoftirqd/001:11:470
18494992918,8cyclictest9-21ksoftirqd/020:41:400
18508992823,3cyclictest41-21ksoftirqd/320:26:403
18508992823,3cyclictest41-21ksoftirqd/320:26:403
18508992821,4cyclictest41-21ksoftirqd/320:33:563
18504992821,4cyclictest33-21ksoftirqd/223:27:262
18504992821,4cyclictest33-21ksoftirqd/221:42:472
18504992821,4cyclictest33-21ksoftirqd/221:35:372
18498992821,4cyclictest25-21ksoftirqd/122:12:251
18498992821,4cyclictest25-21ksoftirqd/101:21:511
18494992822,3cyclictest9-21ksoftirqd/021:46:430
18508992720,4cyclictest41-21ksoftirqd/322:14:443
18504992721,3cyclictest33-21ksoftirqd/222:05:222
18504992720,4cyclictest33-21ksoftirqd/222:15:512
18504992720,4cyclictest33-21ksoftirqd/220:49:162
18498992721,3cyclictest25-21ksoftirqd/100:01:361
18498992720,4cyclictest25-21ksoftirqd/121:35:001
18498992720,4cyclictest25-21ksoftirqd/121:26:361
18494992721,3cyclictest9-21ksoftirqd/023:22:130
18508992619,4cyclictest41-21ksoftirqd/322:06:473
18504992620,3cyclictest33-21ksoftirqd/222:37:152
18504992619,4cyclictest33-21ksoftirqd/223:38:382
18504992619,4cyclictest33-21ksoftirqd/221:26:172
18504992619,4cyclictest33-21ksoftirqd/221:13:212
1850499260,3cyclictest121rcu_preempt23:06:442
18498992620,3cyclictest25-21ksoftirqd/122:16:591
18498992620,3cyclictest25-21ksoftirqd/122:16:591
18498992620,3cyclictest25-21ksoftirqd/100:59:421
18498992619,4cyclictest25-21ksoftirqd/122:59:461
1849499263,19cyclictest8985-21sed21:07:010
18494992620,3cyclictest9-21ksoftirqd/022:39:540
18494992620,3cyclictest9-21ksoftirqd/021:14:370
18494992619,4cyclictest9-21ksoftirqd/021:23:060
18494992619,4cyclictest9-21ksoftirqd/020:58:450
18494992619,4cyclictest9-21ksoftirqd/020:24:570
18494992619,4cyclictest9-21ksoftirqd/020:24:570
264952250,5sleep1241ktimersoftd/101:45:561
18504992520,3cyclictest33-21ksoftirqd/200:27:062
18504992519,3cyclictest33-21ksoftirqd/223:11:542
18504992519,3cyclictest33-21ksoftirqd/222:53:192
18504992519,3cyclictest33-21ksoftirqd/221:55:122
18504992518,4cyclictest33-21ksoftirqd/223:54:402
18504992518,4cyclictest33-21ksoftirqd/222:35:312
18504992518,4cyclictest33-21ksoftirqd/220:34:062
18498992519,4cyclictest25-21ksoftirqd/123:29:011
18498992519,3cyclictest25-21ksoftirqd/122:49:511
18498992519,3cyclictest25-21ksoftirqd/101:39:021
18498992518,4cyclictest25-21ksoftirqd/122:30:561
18498992518,4cyclictest25-21ksoftirqd/121:45:111
18498992518,4cyclictest25-21ksoftirqd/121:01:531
18498992518,4cyclictest25-21ksoftirqd/100:25:341
1849499255,12cyclictest29255-21ssh23:57:000
18494992520,3cyclictest9-21ksoftirqd/023:52:130
18494992519,3cyclictest9-21ksoftirqd/021:46:140
18494992519,3cyclictest9-21ksoftirqd/000:54:280
18494992519,3cyclictest9-21ksoftirqd/000:27:160
18494992518,4cyclictest9-21ksoftirqd/022:09:310
18494992518,4cyclictest9-21ksoftirqd/021:31:370
18494992518,4cyclictest9-21ksoftirqd/000:40:020
177391250,1ptp4l401ktimersoftd/322:40:063
177391250,1ptp4l401ktimersoftd/321:22:553
177391250,0ptp4l401ktimersoftd/320:29:073
177391250,0ptp4l401ktimersoftd/320:29:073
92972240,3sleep2311rcuc/200:47:072
299382241,19sleep011838-21diskmemload23:18:450
18504992418,3cyclictest33-21ksoftirqd/223:22:012
18504992418,3cyclictest33-21ksoftirqd/222:18:162
18504992418,3cyclictest33-21ksoftirqd/222:18:162
18504992418,3cyclictest33-21ksoftirqd/221:18:052
18504992418,3cyclictest33-21ksoftirqd/220:28:442
18504992418,3cyclictest33-21ksoftirqd/220:28:442
18504992418,3cyclictest33-21ksoftirqd/200:00:062
18504992417,4cyclictest33-21ksoftirqd/223:45:042
18504992417,4cyclictest33-21ksoftirqd/201:32:002
18504992417,4cyclictest33-21ksoftirqd/201:14:562
18504992417,4cyclictest2506-21grep01:17:022
18498992418,4cyclictest25-21ksoftirqd/122:23:091
18498992418,4cyclictest25-21ksoftirqd/122:23:091
18498992418,4cyclictest25-21ksoftirqd/122:08:241
18498992417,4cyclictest25-21ksoftirqd/121:56:351
18498992417,4cyclictest25-21ksoftirqd/121:37:531
18498992417,4cyclictest25-21ksoftirqd/120:49:351
18498992417,4cyclictest25-21ksoftirqd/120:30:361
18498992417,4cyclictest25-21ksoftirqd/120:30:361
1849499243,13cyclictest12042-21ssh23:36:570
18494992419,3cyclictest9-21ksoftirqd/022:41:590
18494992418,4cyclictest9-21ksoftirqd/022:16:340
18494992418,3cyclictest9-21ksoftirqd/023:48:100
18494992418,3cyclictest9-21ksoftirqd/021:06:270
18494992418,3cyclictest9-21ksoftirqd/020:48:260
18494992417,4cyclictest9-21ksoftirqd/021:38:080
18494992417,4cyclictest9-21ksoftirqd/020:30:270
18494992417,4cyclictest9-21ksoftirqd/020:30:270
177391240,1ptp4l401ktimersoftd/321:27:123
177391240,1ptp4l401ktimersoftd/321:02:133
177391240,1ptp4l401ktimersoftd/320:42:053
253242230,2sleep011838-21diskmemload23:12:590
18504992318,3cyclictest33-21ksoftirqd/221:38:582
18504992318,3cyclictest33-21ksoftirqd/200:21:572
18504992317,4cyclictest33-21ksoftirqd/201:08:032
18504992317,3cyclictest33-21ksoftirqd/222:26:432
18504992317,3cyclictest33-21ksoftirqd/222:26:432
18504992317,3cyclictest33-21ksoftirqd/222:06:462
18504992317,3cyclictest33-21ksoftirqd/220:55:442
18504992317,3cyclictest33-21ksoftirqd/200:14:562
18504992316,4cyclictest33-21ksoftirqd/221:30:072
18498992318,3cyclictest25-21ksoftirqd/123:22:011
18498992317,4cyclictest25-21ksoftirqd/122:41:451
18498992317,4cyclictest25-21ksoftirqd/121:17:111
18498992317,4cyclictest25-21ksoftirqd/120:35:341
18498992317,4cyclictest20371-21latency_hist23:46:451
18498992317,3cyclictest25-21ksoftirqd/121:50:221
18498992317,3cyclictest25-21ksoftirqd/101:20:331
18498992317,3cyclictest25-21ksoftirqd/101:11:221
18498992316,4cyclictest25-21ksoftirqd/123:16:571
18498992316,4cyclictest25-21ksoftirqd/101:02:241
1849499232,13cyclictest3560-21taskset23:27:000
18494992317,3cyclictest9-21ksoftirqd/023:43:070
18494992317,3cyclictest9-21ksoftirqd/021:56:100
18494992317,3cyclictest9-21ksoftirqd/001:06:440
18494992317,3cyclictest14916-21tail23:02:020
18494992316,4cyclictest9-21ksoftirqd/022:17:300
18494992316,4cyclictest9-21ksoftirqd/022:17:300
18494992316,4cyclictest9-21ksoftirqd/000:25:050
1849499231,3cyclictest121rcu_preempt22:50:150
18494992313,7cyclictest7809-21ssh22:52:220
1384922317,3sleep233-21ksoftirqd/223:01:172
1850499223,3cyclictest121rcu_preempt23:06:582
18504992215,4cyclictest5340-21idleruntime-cro22:51:442
1849899228,11cyclictest21966-21sendmail_mailqu23:47:081
18498992217,3cyclictest25-21ksoftirqd/100:02:171
18498992217,3cyclictest25-21ksoftirqd/100:02:171
18498992216,3cyclictest25-21ksoftirqd/121:57:371
18498992216,3cyclictest23548-21kworker/1:201:27:011
18498992215,4cyclictest25-21ksoftirqd/120:38:351
1849899221,4cyclictest26414-21grep23:52:171
1849499225,11cyclictest7789-21rm23:31:580
18494992217,3cyclictest9-21ksoftirqd/023:09:170
18494992216,3cyclictest9-21ksoftirqd/022:59:410
18494992216,3cyclictest9-21ksoftirqd/001:01:070
18494992216,3cyclictest9-21ksoftirqd/000:32:130
18494992216,3cyclictest2834-21grep01:17:050
18494992215,4cyclictest9-21ksoftirqd/022:00:440
18494992215,4cyclictest9-21ksoftirqd/000:17:100
18504992116,3cyclictest33-21ksoftirqd/201:47:582
18504992116,3cyclictest33-21ksoftirqd/201:47:582
18504992116,3cyclictest33-21ksoftirqd/201:01:082
18504992116,3cyclictest33-21ksoftirqd/200:56:312
1850499211,5cyclictest20057-21ssh01:37:052
1850499211,4cyclictest21573-21irqstats23:47:042
1850499211,4cyclictest0-21swapper/201:46:432
18504992114,4cyclictest33-21ksoftirqd/220:45:312
18504992114,4cyclictest18016-21sh00:21:032
1850499211,3cyclictest8695-21irqstats23:32:052
1850499211,17cyclictest7025-21diskstats01:22:032
1850499211,17cyclictest3612-21apt-get20:56:552
1850499210,4cyclictest13406-21sh01:28:362
18498992116,3cyclictest25-21ksoftirqd/121:11:381
18498992116,3cyclictest25-21ksoftirqd/120:24:091
18498992116,3cyclictest25-21ksoftirqd/120:24:091
18498992116,3cyclictest23548-21kworker/1:200:07:211
18498992115,4cyclictest25-21ksoftirqd/121:15:241
18498992115,3cyclictest23548-21kworker/1:201:34:231
18494992115,4cyclictest9-21ksoftirqd/022:02:200
18494992115,4cyclictest9-21ksoftirqd/020:32:160
18494992115,3cyclictest9-21ksoftirqd/020:52:430
18494992115,3cyclictest9-21ksoftirqd/001:37:240
18494992114,4cyclictest8646-21hddtemp_smartct00:47:030
18494992114,4cyclictest8519-21unixbench_singl01:22:180
18494992114,4cyclictest1760-21runrttasks01:27:120
18494992113,4cyclictest1760-21runrttasks01:42:060
18494992112,5cyclictest16418-21kernelversion01:32:080
1850499201,5cyclictest5249-21snmp_o5powerctl00:42:122
18504992015,3cyclictest33-21ksoftirqd/201:01:492
18504992013,4cyclictest33-21ksoftirqd/220:40:452
18504992013,4cyclictest29183-21awk23:17:152
18504992013,4cyclictest1837-21sh00:38:262
1850499201,16cyclictest7053-21snmp_o5powerctl00:07:132
1850499201,16cyclictest27236-21apt-get21:46:442
18498992015,3cyclictest25-21ksoftirqd/123:03:401
18498992015,3cyclictest15676-21kworker/1:000:31:241
18498992014,3cyclictest25-21ksoftirqd/122:01:501
18498992014,3cyclictest25-21ksoftirqd/100:41:571
18498992014,3cyclictest18338-21apt-get23:06:491
18498992014,3cyclictest12809-21diskstats00:52:051
18498992013,4cyclictest3515-21cut00:41:471
18498992013,4cyclictest27880-21irqrtprio01:47:081
18498992013,4cyclictest27880-21irqrtprio01:47:081
18498992013,4cyclictest25-21ksoftirqd/120:46:061
18494992016,3cyclictest9-21ksoftirqd/001:47:110
18494992016,3cyclictest9-21ksoftirqd/001:47:110
18494992013,4cyclictest29767-21cut20:42:020
313882190,3sleep00-21swapper/001:12:100
18504991913,3cyclictest8546-21expr21:06:562
18504991913,3cyclictest20393-21unixbench_singl20:22:102
18504991913,3cyclictest20393-21unixbench_singl20:22:102
18504991912,4cyclictest17836-21phc2sys-jitter22:27:062
1849899191,4cyclictest23028-21ssh23:11:461
18498991914,3cyclictest32310-21ssh01:12:351
18498991914,3cyclictest15676-21kworker/1:020:57:531
18498991913,4cyclictest13716-21unixbench-2d23:37:141
18498991913,3cyclictest1401-21cat20:51:561
18498991912,4cyclictest27686-21cat00:32:001
18498991912,4cyclictest14653-21df_inode00:17:001
1849499193,10cyclictest21079-21apt-get22:31:580
1849499192,14cyclictest1394-21tr00:02:000
1849499192,14cyclictest1394-21tr00:02:000
18494991912,4cyclictest1760-21runrttasks00:45:040
18494991912,4cyclictest16900-21cat22:26:580
18494991912,4cyclictest13929-21sed21:17:030
18494991912,4cyclictest12360-21tr22:21:590
18494991912,4cyclictest12360-21tr22:21:590
18494991911,5cyclictest10563-21sed00:12:040
1849499190,5cyclictest190-21jbd2/sda1-821:31:480
1849899188,8cyclictest21469-21fschecks_time22:32:011
1849899186,9cyclictest0-21swapper/123:32:091
18498991812,3cyclictest11838-21diskmemload22:36:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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