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2026-07-23 - 14:08
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot4.osadl.org (updated Thu Jul 23, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2269599674,6cyclictest0-21swapper/318:35:483
2268899656,53cyclictest934-21kworker/2:022:21:402
22688996517,41cyclictest26898-21/usr/sbin/munin22:35:442
2267599654,56cyclictest7404-21latency_hist23:35:210
22688996417,40cyclictest14262-21/usr/sbin/munin23:00:452
22688996318,39cyclictest31484-21netstat22:40:462
22688996310,47cyclictest0-21swapper/223:06:142
2269599602,7cyclictest643-21runrttasks23:05:553
2268899604,50cyclictest934-21kworker/2:022:45:512
22688996017,11cyclictest23974-21/usr/sbin/munin21:45:352
22688996014,41cyclictest3213-21ssh23:29:442
22688996012,41cyclictest0-21swapper/223:50:342
22688995917,37cyclictest16649-21ssh20:52:012
22688995914,39cyclictest0-21swapper/222:06:422
22688995911,42cyclictest0-21swapper/223:43:162
22688995816,36cyclictest28264-21ssh23:20:152
22688995816,36cyclictest0-21swapper/223:35:302
22688995816,36cyclictest0-21swapper/222:55:002
22688995815,37cyclictest31723-21ssh21:11:592
22688995815,37cyclictest13679-21ssh20:48:422
22688995815,37cyclictest13679-21ssh20:48:422
22688995815,37cyclictest13574-21smart_sda21:30:512
22688995815,37cyclictest0-21swapper/223:47:002
22688995813,40cyclictest25301-21ssh22:32:342
22688995813,39cyclictest6886-21ssh23:34:312
22688995813,39cyclictest5846-21ntpq21:20:492
22688995813,39cyclictest10652-21mailstats22:55:492
22688995715,36cyclictest21565-21ssh21:41:012
22688995715,36cyclictest0-21swapper/223:14:492
22688995714,38cyclictest2255-21ssh22:01:582
22688995714,37cyclictest30043-21ssh23:20:582
22688995714,37cyclictest28113-21ssh00:04:052
22688995714,37cyclictest26498-21ssh21:05:402
22688995714,37cyclictest21074-21ssh20:58:252
22688995714,37cyclictest0-21swapper/221:17:552
2268899569,13cyclictest0-21swapper/222:15:502
2268899569,13cyclictest0-21swapper/222:15:502
22688995614,37cyclictest3802-21cut20:35:402
22688995614,37cyclictest23556-21ssh23:57:222
22688995614,37cyclictest21869-21ssh22:28:212
22688995613,38cyclictest0-21swapper/221:59:572
22688995613,37cyclictest17938-21ssh21:36:192
22688995612,38cyclictest0-21swapper/221:25:492
22688995612,38cyclictest0-21swapper/221:25:492
22688995611,39cyclictest0-21swapper/222:12:452
22688995611,39cyclictest0-21swapper/220:44:292
22688995611,39cyclictest0-21swapper/220:44:292
22688995610,40cyclictest0-21swapper/221:01:042
2267999564,29cyclictest0-21swapper/121:48:481
2267599565,45cyclictest0-21swapper/022:09:550
2267599562,9cyclictest22700-21/usr/sbin/munin20:00:430
224102569,17sleep00-21swapper/018:35:060
2269599548,39cyclictest22294-21/usr/sbin/munin21:00:393
22688995414,9cyclictest27981-21/usr/sbin/munin21:50:372
2267999544,44cyclictest0-21swapper/123:36:291
2267599544,9cyclictest0-21swapper/023:20:310
2267599544,43cyclictest0-21swapper/021:58:060
2267599542,45cyclictest21781-21ssh21:41:290
2269599535,42cyclictest19061-21iostat_ios20:55:443
22695995323,26cyclictest3137-21cat22:45:513
2267599533,45cyclictest0-21swapper/022:11:120
2267599533,45cyclictest0-21swapper/020:50:110
2267599533,45cyclictest0-21swapper/020:50:110
2267599533,44cyclictest0-21swapper/022:31:050
224362539,15sleep10-21swapper/118:35:281
2269599523,43cyclictest1249-21grep23:25:523
22695995220,27cyclictest28461-21ps18:47:543
22695995217,30cyclictest5312-21fschecks_time21:20:403
22695995215,32cyclictest20098-21sed19:50:573
22695995215,31cyclictest1784-21fschecks_count20:30:453
22695995213,33cyclictest25688-21latency18:40:473
2267999524,42cyclictest0-21swapper/122:13:251
2267999524,42cyclictest0-21swapper/100:04:491
22675995242,5cyclictest3-21ksoftirqd/021:00:240
2267599524,42cyclictest0-21swapper/021:35:510
2267599523,43cyclictest370-21systemd-journal21:20:240
2267599523,43cyclictest0-21swapper/023:04:090
2267599523,43cyclictest0-21swapper/000:00:570
22675995214,33cyclictest14946-21switchtime23:45:490
2269599513,9cyclictest29130-21tune2fs18:50:413
2269599513,5cyclictest0-21swapper/322:25:493
22695995122,24cyclictest20822-21/usr/sbin/munin19:55:523
22695995121,25cyclictest26222-21munin-run20:10:253
2269599512,43cyclictest18112-21idleruntime23:50:353
22695995117,27cyclictest12086-21switchtime20:45:533
22695995117,27cyclictest12086-21switchtime20:45:533
22695995116,29cyclictest23304-21load20:00:463
22695995115,31cyclictest32030-21vmstat18:55:583
22695995114,31cyclictest6723-21sendmail_mailqu19:15:523
22695995114,31cyclictest15763-21fschecks_count22:20:373
2267999514,41cyclictest0-21swapper/123:09:041
2267599515,40cyclictest0-21swapper/021:07:350
2267599515,39cyclictest0-21swapper/022:02:310
2267599514,41cyclictest0-21swapper/021:54:490
2267599514,40cyclictest0-21swapper/023:42:330
2267599514,40cyclictest0-21swapper/021:21:360
2267599513,42cyclictest0-21swapper/023:12:340
2267599513,42cyclictest0-21swapper/022:36:150
2269599507,37cyclictest17262-21processes21:35:503
2269599503,8cyclictest14566-21wc23:00:513
2269599503,8cyclictest0-21swapper/322:15:543
2269599503,8cyclictest0-21swapper/322:15:543
2269599503,41cyclictest8679-21cat22:10:443
2269599502,18cyclictest14300-21grep23:45:363
22695995018,28cyclictest5906-21aten_rbpower_cu22:50:343
22695995015,30cyclictest969-21ntp_kernel_err19:00:493
22695995015,29cyclictest10049-21unixbench_multi21:25:553
22695995015,29cyclictest10049-21unixbench_multi21:25:553
2267999504,40cyclictest0-21swapper/123:13:141
2267999504,40cyclictest0-21swapper/121:13:071
2267999504,40cyclictest0-21swapper/120:51:271
2267999503,41cyclictest0-21swapper/121:01:271
2267599504,39cyclictest0-21swapper/023:16:470
2267599504,39cyclictest0-21swapper/022:52:220
2267599503,41cyclictest0-21swapper/023:28:140
2267599503,41cyclictest0-21swapper/019:57:180
2267599502,43cyclictest629-21snmpd21:50:160
2267599502,16cyclictest23463-21ssh23:57:100
2269599499,34cyclictest518-21switchtime20:25:513
2269599498,36cyclictest26234-21runrttasks23:15:553
2269599498,35cyclictest564-21dbus-daemon20:50:253
2269599494,15cyclictest0-21swapper/322:40:503
2269599493,15cyclictest0-21swapper/321:09:393
22695994917,27cyclictest30382-21kernelversion21:10:433
22695994916,28cyclictest6346-21awk20:38:593
22695994915,29cyclictest4359-21kernelversion23:30:423
22695994915,29cyclictest10623-21sort19:25:553
22695994915,28cyclictest643-21runrttasks23:14:333
22695994914,30cyclictest8076-21netstat20:40:483
22695994914,30cyclictest8076-21netstat20:40:483
22695994913,30cyclictest5240-21timerandwakeup22:05:503
22695994913,30cyclictest10127-21cut23:40:303
22695994912,30cyclictest0-21swapper/319:30:423
22695994912,30cyclictest0-21swapper/319:30:423
2267999498,36cyclictest0-21swapper/122:39:091
2267999494,39cyclictest0-21swapper/122:46:061
2267999494,39cyclictest0-21swapper/122:16:551
2267999494,39cyclictest0-21swapper/122:16:551
2267999494,39cyclictest0-21swapper/121:51:571
2267999493,40cyclictest0-21swapper/120:46:371
2267999493,40cyclictest0-21swapper/120:46:371
22679994913,30cyclictest0-21swapper/123:02:191
22679994913,30cyclictest0-21swapper/121:32:481
2267599495,38cyclictest0-21swapper/022:17:560
2267599495,38cyclictest0-21swapper/022:17:560
2267599495,38cyclictest0-21swapper/019:50:390
2267599495,38cyclictest0-21swapper/019:10:590
2267599494,39cyclictest0-21swapper/022:59:500
2267599494,39cyclictest0-21swapper/021:33:100
2267599494,39cyclictest0-21swapper/019:20:380
2267599494,38cyclictest0-21swapper/020:15:430
2267599493,41cyclictest0-21swapper/022:40:410
2267599493,40cyclictest0-21swapper/020:06:240
2267599493,40cyclictest0-21swapper/019:50:260
2267599493,40cyclictest0-21swapper/019:03:460
2267599493,4cyclictest0-21swapper/020:35:530
2267599492,42cyclictest3286-21latency_hist20:35:260
22675994916,27cyclictest3201-21diskmemload20:52:070
22675994912,31cyclictest0-21swapper/022:20:260
2269599488,34cyclictest8678-21switchtime19:20:553
2269599488,34cyclictest12687-21cpu21:30:363
2269599487,36cyclictest4891-21sensors_temp19:10:553
2269599487,34cyclictest9874-21forks22:55:373
2269599484,8cyclictest0-21swapper/319:45:443
2269599484,15cyclictest0-21swapper/300:00:333
2269599484,12cyclictest0-21swapper/323:59:003
2269599483,8cyclictest28306-21/usr/sbin/munin22:35:553
2269599483,8cyclictest20611-21/usr/sbin/munin21:40:393
2269599483,7cyclictest0-21swapper/323:20:433
22695994815,27cyclictest643-21runrttasks19:44:473
2267999484,38cyclictest0-21swapper/123:18:301
2267999483,40cyclictest0-21swapper/121:35:401
2267999483,39cyclictest0-21swapper/123:26:541
2267999483,39cyclictest0-21swapper/122:53:061
2267999483,39cyclictest0-21swapper/122:23:451
2267999483,38cyclictest0-21swapper/121:25:561
2267999483,38cyclictest0-21swapper/121:25:561
2267599485,37cyclictest0-21swapper/023:06:220
2267599485,36cyclictest0-21swapper/023:36:490
2267599484,39cyclictest0-21swapper/018:40:410
2267599484,37cyclictest0-21swapper/021:12:140
2267599484,19cyclictest0-21swapper/020:20:520
2267599483,8cyclictest0-21swapper/023:50:530
2267599483,38cyclictest0-21swapper/019:40:520
22675994810,33cyclictest14194-21processes19:35:520
22675994810,33cyclictest14194-21processes19:35:520
22675994810,32cyclictest0-21swapper/022:45:590
2269599477,34cyclictest14297-21switchtime19:35:543
2269599477,34cyclictest14297-21switchtime19:35:543
2269599477,33cyclictest30281-21cut20:20:373
2269599477,33cyclictest28352-21aten_rbpower_en20:15:393
2269599473,38cyclictest28580-21wc21:50:483
22695994715,27cyclictest3862-21latency_hist22:05:243
22695994715,27cyclictest27614-21unixbench_multi20:10:533
22695994714,28cyclictest24960-21switchtime21:45:523
22695994710,33cyclictest370-21systemd-journal19:07:543
2267999474,37cyclictest0-21swapper/122:55:401
2267999474,37cyclictest0-21swapper/122:25:341
2267999474,37cyclictest0-21swapper/122:08:111
2267999474,36cyclictest0-21swapper/120:44:561
2267999474,36cyclictest0-21swapper/120:44:561
2267999473,38cyclictest0-21swapper/121:59:371
22679994715,26cyclictest3201-21diskmemload23:52:441
22679994711,30cyclictest0-21swapper/120:36:251
22679994710,33cyclictest717-21if_eth219:00:441
2267599474,37cyclictest0-21swapper/021:02:440
2267599474,37cyclictest0-21swapper/020:42:070
2267599474,37cyclictest0-21swapper/020:42:070
2267599474,37cyclictest0-21swapper/018:50:420
2267599473,6cyclictest0-21swapper/022:25:250
2267599473,39cyclictest0-21swapper/020:30:260
2267599473,20cyclictest0-21swapper/021:25:320
2267599473,20cyclictest0-21swapper/021:25:320
2269599465,35cyclictest0-21swapper/322:30:383
2269599463,9cyclictest0-21swapper/323:36:163
2269599463,37cyclictest0-21swapper/321:15:363
22695994613,27cyclictest0-21swapper/321:57:033
2267999469,31cyclictest0-21swapper/121:44:301
2267999464,36cyclictest0-21swapper/123:33:061
2267999464,36cyclictest0-21swapper/122:34:211
2267999464,36cyclictest0-21swapper/120:59:391
2267999463,37cyclictest0-21swapper/122:44:201
2267999463,37cyclictest0-21swapper/121:07:421
2267999463,37cyclictest0-21swapper/118:56:591
2267999463,36cyclictest0-21swapper/123:55:361
2267999462,38cyclictest1882-21memory21:15:441
2267599464,37cyclictest0-21swapper/018:35:550
2267599464,36cyclictest0-21swapper/019:30:500
2267599464,36cyclictest0-21swapper/019:30:500
2267599464,36cyclictest0-21swapper/019:10:060
2267599463,37cyclictest0-21swapper/018:46:020
2267599461,40cyclictest6978-21ls19:15:560
2267999454,36cyclictest0-21swapper/123:23:051
2267999454,36cyclictest0-21swapper/121:20:361
2267999454,35cyclictest0-21swapper/123:46:071
2267999454,35cyclictest0-21swapper/118:54:131
2267999454,17cyclictest0-21swapper/123:43:521
2267599453,37cyclictest0-21swapper/019:25:400
2267599453,16cyclictest0-21swapper/020:10:450
2268899444,8cyclictest0-21swapper/218:35:302
2267999444,34cyclictest0-21swapper/122:03:391
2267599443,36cyclictest0-21swapper/018:58:000
34232413,7sleep10-21swapper/119:06:221
22688994123,13cyclictest10083-21/usr/sbin/munin19:25:432
22688994121,14cyclictest26604-21sh20:10:362
22688994020,14cyclictest18992-21/usr/sbin/munin19:50:382
22688994016,18cyclictest2050-21iostat_ios20:30:482
22688994015,19cyclictest24743-21diskstats20:05:392
161612403,6sleep10-21swapper/119:40:551
22688993922,12cyclictest21558-21ntp_kernel_pll_19:55:482
22688993922,12cyclictest12730-21/usr/sbin/munin19:30:582
22688993922,12cyclictest12730-21/usr/sbin/munin19:30:582
22688993828,6cyclictest28337-21grep20:15:392
22688993822,12cyclictest31667-21/usr/sbin/munin18:55:532
22688993820,14cyclictest5959-21aten_rbpower_vo19:15:382
22688993820,13cyclictest29224-21fschecks_time18:50:422
22688993819,13cyclictest5375-21runrttasks19:12:242
22688993819,13cyclictest15276-21/usr/sbin/munin19:40:382
22688993819,12cyclictest30358-21/usr/sbin/munin20:20:392
22688993818,14cyclictest25919-21/usr/sbin/munin18:40:522
22688993815,17cyclictest27420-21grep18:45:422
22688993720,12cyclictest1224-21runrttasks20:29:102
22688993719,12cyclictest573-21irqbalance19:36:392
22688993719,12cyclictest573-21irqbalance19:36:392
22688993718,14cyclictest2908-21/usr/sbin/munin19:05:522
22688993717,15cyclictest7708-21taskset19:20:302
22688993717,14cyclictest548-21taskset19:00:432
22688993717,14cyclictest17840-21taskset19:45:472
2267999374,28cyclictest0-21swapper/120:11:251
2267999374,27cyclictest0-21swapper/119:55:591
2267999373,30cyclictest0-21swapper/120:05:501
2267999373,28cyclictest0-21swapper/120:25:551
22688993617,14cyclictest23030-21fschecks_time20:00:422
2267999364,27cyclictest0-21swapper/120:02:501
2267999363,28cyclictest0-21swapper/120:32:301
2234523614,17sleep30-21swapper/318:34:213
2231423611,18sleep20-21swapper/218:33:562
130052363,7sleep10-21swapper/119:34:021
130052363,7sleep10-21swapper/119:34:021
2267999354,26cyclictest0-21swapper/120:21:251
2267999353,27cyclictest0-21swapper/119:21:551
2267999343,26cyclictest0-21swapper/120:20:201
22679993421,8cyclictest6273-21idleruntime19:15:421
2267999334,24cyclictest0-21swapper/119:52:591
2267999334,23cyclictest0-21swapper/119:25:381
22679993320,8cyclictest26424-21vmstat18:40:591
2267999324,24cyclictest0-21swapper/119:39:411
2267999324,24cyclictest0-21swapper/119:39:411
2267999314,22cyclictest0-21swapper/118:45:331
2267999313,23cyclictest0-21swapper/119:45:311
2267999313,15cyclictest57062cut19:15:271
22679993118,8cyclictest22702-21sshd18:35:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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