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2026-04-22 - 00:00
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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 Tue Apr 21, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2055999634,53cyclictest0-21swapper/209:35:382
2054799608,46cyclictest0-21swapper/008:56:260
2054799608,46cyclictest0-21swapper/008:56:260
2054799574,47cyclictest0-21swapper/010:49:230
20559995617,25cyclictest219472ps07:27:102
2055199562,48cyclictest3767-21timerandwakeup08:45:461
20547995616,35cyclictest25766-21unixbench-2d10:40:450
2055199554,8cyclictest0-21swapper/111:04:531
2054799555,44cyclictest0-21swapper/008:21:220
2055199544,44cyclictest0-21swapper/109:26:451
2055199543,45cyclictest3141-21ssh08:01:371
2055199543,45cyclictest3141-21ssh08:01:371
2054799544,45cyclictest0-21swapper/010:21:350
20559995315,32cyclictest10379-21switchtime10:20:422
2054799534,43cyclictest0-21swapper/009:10:350
20547995312,35cyclictest0-21swapper/009:32:230
20559995216,31cyclictest638-21runrttasks09:52:082
20559995216,30cyclictest21074-21tune2fs10:35:292
2055199529,37cyclictest0-21swapper/106:10:421
2055199526,40cyclictest0-21swapper/106:35:421
2055199525,42cyclictest0-21swapper/111:08:321
2055199524,43cyclictest0-21swapper/109:31:151
2055199524,42cyclictest0-21swapper/108:42:161
2055199523,45cyclictest0-21swapper/110:19:051
2055199523,45cyclictest0-21swapper/108:23:111
2055199522,6cyclictest30870-21ssh09:22:251
2054799524,42cyclictest0-21swapper/008:35:460
2026325210,14sleep30-21swapper/305:59:503
2056699514,42cyclictest0-21swapper/309:56:243
2056699513,42cyclictest1751-21ssh08:43:593
20559995119,27cyclictest32372-21/usr/sbin/munin06:30:482
20559995118,27cyclictest25796-21grep10:40:452
20559995117,29cyclictest7293-21/usr/sbin/munin11:00:252
20559995117,29cyclictest638-21runrttasks09:23:332
20559995116,30cyclictest27356-21grep07:40:482
20559995115,30cyclictest638-21runrttasks10:11:132
20559995111,35cyclictest31284-21proc_pri10:05:402
20559995110,36cyclictest4182-21missed_timers10:55:342
2055199514,42cyclictest0-21swapper/110:55:231
2055199514,41cyclictest0-21swapper/110:37:191
2055199513,43cyclictest0-21swapper/108:13:131
2054799514,42cyclictest0-21swapper/009:53:140
2054799513,43cyclictest0-21swapper/008:53:350
2055999503,7cyclictest14979-21sed09:00:452
20559995020,26cyclictest14347-21timerwakeupswit10:25:452
20559995020,26cyclictest14347-21timerwakeupswit10:25:452
2055999502,43cyclictest10154-21ps06:55:442
20559995018,26cyclictest22547-21grep09:10:472
20559995014,31cyclictest638-21runrttasks06:28:322
20559995013,32cyclictest12387-21sed07:00:482
20559995013,31cyclictest5702-21cpu06:45:312
2055199504,40cyclictest0-21swapper/109:43:551
2055199503,42cyclictest0-21swapper/110:05:451
20551995011,34cyclictest554-21dbus-daemon10:35:131
20551995011,34cyclictest554-21dbus-daemon10:35:131
2054799505,39cyclictest0-21swapper/009:05:440
2054799505,39cyclictest0-21swapper/006:25:440
2054799504,42cyclictest0-21swapper/011:21:320
2054799504,42cyclictest0-21swapper/009:56:340
2054799504,41cyclictest0-21swapper/008:33:260
2054799504,15cyclictest0-21swapper/009:40:570
2054799503,42cyclictest0-21swapper/006:00:400
2054799503,41cyclictest0-21swapper/008:19:080
20547995012,32cyclictest0-21swapper/010:12:430
2056699494,40cyclictest0-21swapper/310:05:063
2056699493,42cyclictest0-21swapper/308:00:573
2056699493,42cyclictest0-21swapper/308:00:573
2056699493,41cyclictest0-21swapper/309:15:153
2055999494,38cyclictest27438-21open_files10:00:392
2055999493,7cyclictest7517-21ssh10:16:572
2055999493,7cyclictest23574-21ssh08:30:162
2055999493,16cyclictest18140-21/usr/sbin/munin10:30:442
2055999493,16cyclictest18140-21/usr/sbin/munin10:30:442
2055999493,12cyclictest0-21swapper/208:05:492
2055999492,17cyclictest31909-21grep07:55:292
20559994919,26cyclictest6794-21idleruntime08:50:322
20559994917,27cyclictest28742-21netstat07:45:392
20559994916,28cyclictest3060-21unixbench_singl06:35:512
20559994916,28cyclictest1657-21cut08:00:322
20559994916,28cyclictest1657-21cut08:00:322
20559994916,28cyclictest10453-21cut08:55:302
20559994916,28cyclictest10453-21cut08:55:302
20559994915,29cyclictest17960-21hwlatdetect09:05:312
20559994914,30cyclictest16208-21switchtime09:45:452
20559994913,30cyclictest1412-21awk09:25:492
20559994912,32cyclictest16129-21latency_hist08:20:172
20559994912,31cyclictest15106-21cpu07:10:292
20559994911,33cyclictest32199-21processes08:40:422
20559994911,33cyclictest14033-21switchtime07:05:472
20559994911,32cyclictest22040-21sendmail_mailst06:00:462
20559994910,33cyclictest25325-21timerandwakeup07:35:452
2055999491,43cyclictest16822-21/usr/sbin/munin07:15:362
2055199498,36cyclictest0-21swapper/109:04:541
2055199498,35cyclictest627-21snmpd10:54:071
2055199494,39cyclictest0-21swapper/110:21:251
2055199494,39cyclictest0-21swapper/109:10:551
2055199494,39cyclictest0-21swapper/108:33:591
2055199493,41cyclictest0-21swapper/111:21:321
2054799495,38cyclictest0-21swapper/006:45:400
2054799494,41cyclictest0-21swapper/010:57:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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