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2026-07-23 - 12:07
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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 100 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
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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