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2025-12-27 - 11:32
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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 Sat Dec 27, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1103799775,65cyclictest0-21swapper/322:40:043
1103799754,64cyclictest0-21swapper/322:47:443
1103799752,66cyclictest10521-21latency_hist23:02:153
1103799745,62cyclictest15530-21fschecks_time22:22:313
1103799732,64cyclictest638-21runrttasks23:14:123
1103799724,63cyclictest0-21swapper/323:19:363
1103799713,62cyclictest10913-21unixbench_singl23:47:453
1103799712,63cyclictest16543-21/usr/sbin/munin23:57:303
1103799708,56cyclictest0-21swapper/323:44:243
1103799706,59cyclictest15480-21grep23:07:453
1103799704,60cyclictest0-21swapper/321:34:053
1103799704,60cyclictest0-21swapper/321:34:053
1103799703,61cyclictest30074-21ssh21:57:163
1103799702,62cyclictest5426-21/usr/sbin/munin20:12:333
1103799702,62cyclictest15366-21/usr/sbin/munin19:12:333
1103799702,34cyclictest32204-21/usr/sbin/munin19:57:433
1103799695,59cyclictest11689-21switchtime23:02:423
1103799692,62cyclictest20971-21/usr/sbin/munin19:27:443
1103799692,61cyclictest26582-21/usr/sbin/munin19:42:333
1103799692,34cyclictest11629-21/usr/sbin/munin19:02:333
1103799682,60cyclictest29463-21ssh23:27:533
1103799677,54cyclictest0-21swapper/322:46:363
1103799673,58cyclictest30810-21fschecks_time00:17:273
1103799673,57cyclictest3423-21ssh23:37:373
1103799672,60cyclictest11131-21taskset21:28:593
1103799672,59cyclictest31082-21latency_hist21:12:173
1103799672,58cyclictest11042-21/usr/sbin/munin20:27:333
1103799672,58cyclictest11042-21/usr/sbin/munin20:27:333
1103799672,35cyclictest19102-21/usr/sbin/munin19:22:453
1103799672,32cyclictest6639-21ssh22:56:403
1103799662,58cyclictest4731-21/usr/sbin/munin22:07:443
1103799662,58cyclictest22843-21/usr/sbin/munin19:32:333
11037996611,49cyclictest0-21swapper/321:45:083
1103799659,50cyclictest0-21swapper/322:35:513
1103799659,50cyclictest0-21swapper/322:30:063
1103799659,50cyclictest0-21swapper/322:30:063
1103799656,53cyclictest0-21swapper/322:19:503
1103799656,53cyclictest0-21swapper/300:02:183
1103799654,54cyclictest0-21swapper/300:24:023
1103799653,57cyclictest32235-21ssh21:59:283
1103799653,57cyclictest1289-21ssh21:15:313
1103799653,56cyclictest2243-21smart_sda22:02:423
1103799652,58cyclictest638-21runrttasks19:50:503
1103799652,57cyclictest8044-21ssh21:24:573
1103799652,57cyclictest25584-21/usr/sbin/munin21:02:503
1103799652,57cyclictest15985-21ssh23:56:313
1103799652,57cyclictest14782-21/usr/sbin/munin20:37:313
1103799652,30cyclictest17232-21/usr/sbin/munin19:17:313
11037996511,49cyclictest27591-21ls00:12:303
1103799645,53cyclictest0-21swapper/323:22:573
1103799645,53cyclictest0-21swapper/323:22:573
1103799645,53cyclictest0-21swapper/321:21:223
1103799645,52cyclictest0-21swapper/300:29:043
1103799644,55cyclictest0-21swapper/300:07:303
1103799644,53cyclictest0-21swapper/321:41:243
1103799642,56cyclictest8235-21/usr/sbin/munin22:12:433
1103799642,56cyclictest18521-21aten_rbpower_cu20:47:283
1103799642,56cyclictest1688-21/usr/sbin/munin20:02:393
1103799634,52cyclictest0-21swapper/321:48:063
1103799632,55cyclictest30321-21/usr/sbin/munin19:52:483
11037996314,44cyclictest31508-21/usr/sbin/munin23:32:243
1103799615,26cyclictest0-21swapper/321:02:173
1103799612,53cyclictest16653-21/usr/sbin/munin20:42:383
1103799604,50cyclictest0-21swapper/320:27:183
1103799602,53cyclictest627-21snmpd20:09:003
1101999604,49cyclictest0-21swapper/019:34:080
1103799594,49cyclictest0-21swapper/320:22:033
1103799594,49cyclictest0-21swapper/320:22:033
1103799584,27cyclictest0-21swapper/319:08:493
1103799584,24cyclictest0-21swapper/319:41:073
1101999584,48cyclictest0-21swapper/023:07:220
1103799573,48cyclictest0-21swapper/320:27:183
1103199565,7cyclictest0-21swapper/223:05:232
11031995617,34cyclictest9502-21grep22:12:482
1101999563,10cyclictest0-21swapper/000:02:020
1101999554,7cyclictest0-21swapper/000:10:220
1102399544,43cyclictest0-21swapper/100:09:221
1101999544,44cyclictest0-21swapper/023:45:310
1103799534,43cyclictest0-21swapper/320:56:343
1103799534,22cyclictest0-21swapper/320:34:303
1103199534,43cyclictest0-21swapper/223:12:442
11023995317,30cyclictest26433-21sshd23:23:581
11023995317,30cyclictest26433-21sshd23:23:581
1101999534,43cyclictest0-21swapper/023:31:230
1101999534,42cyclictest0-21swapper/021:26:050
105312539,15sleep20-21swapper/218:59:182
1103199526,40cyclictest0-21swapper/223:38:322
1103199522,44cyclictest25213-21iostat_ios19:37:382
1101999524,43cyclictest11-21rcuc/022:14:040
1101999524,42cyclictest0-21swapper/022:56:530
1101999524,41cyclictest0-21swapper/023:48:420
1103199514,40cyclictest0-21swapper/222:45:142
11023995141,5cyclictest21-21ksoftirqd/100:27:121
1101999514,11cyclictest0-21swapper/022:29:140
1101999514,11cyclictest0-21swapper/022:29:140
1101999513,42cyclictest0-21swapper/019:25:480
1103199504,39cyclictest0-21swapper/223:58:522
1103199504,39cyclictest0-21swapper/221:46:442
1103199503,41cyclictest0-21swapper/221:15:262
1103199503,41cyclictest0-21swapper/219:12:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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