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2026-04-10 - 15:42
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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 Fri Apr 10, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
70912810,3sleep011-21rcuc/008:52:140
2292599645,53cyclictest18549-21/usr/sbin/munin11:16:320
22925996416,42cyclictest15733-21/usr/sbin/munin11:11:330
22925996414,44cyclictest18152-21wc07:16:380
22925996414,43cyclictest27532-21chrt09:20:110
22925996414,43cyclictest27532-21chrt09:20:110
22925996212,44cyclictest543-21systemd-logind08:57:110
2293099614,51cyclictest0-21swapper/110:55:491
22925996116,39cyclictest29139-21/usr/sbin/munin06:21:290
22925996113,42cyclictest30234-21/usr/sbin/munin08:41:320
22925996017,37cyclictest16728-21/usr/sbin/munin10:31:300
22925996016,38cyclictest2355-21/usr/sbin/munin06:36:310
22925996014,40cyclictest7300-21ssh09:36:190
22925996013,42cyclictest24954-21ksmtuned06:08:280
22925996013,41cyclictest574-21polkitd08:51:110
22925995917,36cyclictest627-21snmpd10:40:170
22925995917,10cyclictest27645-21/usr/sbin/munin10:01:420
22925995915,9cyclictest11721-21/usr/sbin/munin07:01:370
22925995915,38cyclictest11305-21diskstats09:41:230
22925995914,39cyclictest22946-21/usr/sbin/munin07:31:260
22925995914,39cyclictest22946-21/usr/sbin/munin07:31:260
22925995913,40cyclictest9282-21chrt11:03:110
22925995913,40cyclictest31329-21ssh09:25:110
22925995913,40cyclictest2753-21timerwakeupswit10:11:380
22925995911,42cyclictest5205-21cat06:41:400
22925995911,42cyclictest13508-21latency10:26:270
22925995910,43cyclictest2500-21kworker/0:211:22:470
2292599588,44cyclictest0-21swapper/011:27:070
22925995817,36cyclictest24369-21aten_rbpower_cu10:41:190
22925995816,36cyclictest15498-21/usr/sbin/munin09:46:280
22925995815,37cyclictest416-21/usr/sbin/munin06:31:360
22925995815,37cyclictest27886-21memory06:16:340
22925995815,37cyclictest25400-21/usr/sbin/munin06:11:290
22925995815,37cyclictest13592-21/usr/sbin/munin07:06:280
22925995813,39cyclictest32097-21cut09:26:180
22925995813,39cyclictest15479-21tune2fs08:21:260
22925995813,38cyclictest19815-21processes08:26:370
22925995812,40cyclictest27252-21chrt08:36:320
22925995812,40cyclictest11970-21ssh10:24:430
2293099574,47cyclictest0-21swapper/111:15:271
2292599576,45cyclictest0-21swapper/010:56:560
22925995716,35cyclictest23038-21interrupts09:56:250
22925995714,37cyclictest21071-21/usr/sbin/munin07:26:340
22925995714,37cyclictest21071-21/usr/sbin/munin07:26:340
22925995714,37cyclictest19201-21/usr/sbin/munin07:21:300
22925995714,13cyclictest16373-21sensors_temp07:11:400
22925995712,39cyclictest11643-21fschecks_time08:16:250
22925995712,39cyclictest0-21swapper/009:34:560
2293099567,43cyclictest0-21swapper/108:52:301
2293099564,46cyclictest0-21swapper/108:20:551
2293099564,28cyclictest0-21swapper/109:24:241
22925995615,35cyclictest3721-21/usr/sbin/munin08:06:410
22925995614,37cyclictest2400-21ssh10:54:450
22925995614,36cyclictest22192-21ssh09:56:050
22925995614,35cyclictest20838-21df09:11:210
22925995613,38cyclictest29164-21switchtime10:46:350
22925995613,37cyclictest8938-21uptime08:11:420
22925995613,37cyclictest32755-21ssh10:09:160
22925995613,37cyclictest32755-21ssh10:09:160
22925995612,38cyclictest7964-21/usr/sbin/munin06:51:300
22925995612,38cyclictest0-21swapper/009:05:280
2251125611,38sleep30-21swapper/306:04:093
2294499554,46cyclictest0-21swapper/310:42:103
2293099555,6cyclictest0-21swapper/108:57:301
2293099554,45cyclictest0-21swapper/111:31:081
2293099553,46cyclictest0-21swapper/110:15:281
2292599557,42cyclictest6879-21ssh10:16:580
22925995516,33cyclictest9837-21/usr/sbin/munin06:56:330
22925995514,35cyclictest17025-21df09:06:210
22925995512,38cyclictest30102-21df11:31:190
22925995511,39cyclictest14550-21latency_hist11:11:080
22925995510,39cyclictest0-21swapper/008:31:130
22925995510,39cyclictest0-21swapper/008:31:130
2293099544,44cyclictest0-21swapper/109:40:101
2293099543,45cyclictest0-21swapper/111:17:451
22925995413,35cyclictest574-21polkitd06:51:140
2294499537,35cyclictest0-21swapper/310:36:083
2293099534,43cyclictest0-21swapper/109:42:391
2293099534,43cyclictest0-21swapper/109:20:241
2293099534,43cyclictest0-21swapper/109:20:241
2293099534,43cyclictest0-21swapper/109:04:201
2293099533,45cyclictest0-21swapper/110:26:091
2293099525,41cyclictest0-21swapper/110:42:211
2293099524,9cyclictest0-21swapper/110:00:591
2293099524,42cyclictest0-21swapper/108:48:491
2293099524,42cyclictest0-21swapper/107:36:371
2293099523,44cyclictest0-21swapper/108:21:411
2293099523,43cyclictest14996-21ssh10:28:041
2293099523,43cyclictest0-21swapper/109:33:231
2293099523,27cyclictest0-21swapper/110:16:191
2294499518,37cyclictest0-21swapper/306:06:403
2293099514,41cyclictest0-21swapper/110:48:281
22925995111,34cyclictest31005-21/usr/sbin/munin06:26:260
2293099504,40cyclictest0-21swapper/109:48:341
2293099504,40cyclictest0-21swapper/108:12:011
2293099503,41cyclictest0-21swapper/108:29:081
22930995012,6cyclictest1068-21sa111:36:071
22930995011,33cyclictest0-21swapper/109:11:571
2294499492,8cyclictest35-21rcuc/309:36:493
2293099494,39cyclictest0-21swapper/111:10:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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