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2026-04-27 - 00:04
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot7.osadl.org (updated Sun Apr 26, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14506226050,11sleep010559-1kworker/u3:007:05:050
147699914572,49cyclictest26537-21ssh11:44:060
147699913378,36cyclictest2715-21sort08:57:150
147699913076,35cyclictest15216-21ssh09:37:510
147699912775,32cyclictest3887-21irqstats12:13:250
147699912675,31cyclictest24003-21irqstats10:03:190
147699912672,33cyclictest9889-21aten_r5power_po09:22:430
147699912670,35cyclictest14644-21ssh09:36:240
147699912669,34cyclictest14815-21ssh11:10:470
147699912575,30cyclictest20549-21irqstats09:53:170
147699912574,32cyclictest8597-21apt-get12:27:210
147699912572,33cyclictest1690-21snmpd11:59:490
147699912570,35cyclictest32439-21apt-get12:02:210
147699912470,36cyclictest30344-21processes08:28:100
147699912372,33cyclictest13108-21ssh11:05:490
147699912372,31cyclictest11498-21ssh11:01:250
147699912371,33cyclictest3979-21cat10:38:500
147699912276,24cyclictest12083-21ntpq09:28:360
147699912268,32cyclictest7938-21ssh12:24:290
147699912268,32cyclictest11695-21ssh12:36:070
147699912173,26cyclictest23100-21wc07:48:110
147699912071,29cyclictest23262-21ssh11:34:570
147699912070,31cyclictest19572-21ssh09:50:110
147699912068,34cyclictest1396-21ntpq08:48:080
147699911873,24cyclictest1690-21snmpd08:43:190
147699911872,27cyclictest8594-21df10:52:530
147699911670,30cyclictest25419-21ssh11:42:070
147699911668,29cyclictest17284-21/usr/sbin/munin09:43:390
147699911570,29cyclictest4605-21ssh09:07:360
147699911364,31cyclictest31557-21ssh10:24:450
147699911074,21cyclictest3066-21ssh10:37:140
147699910763,26cyclictest28184-21sh10:15:120
147699910763,24cyclictest29399-21/usr/sbin/munin11:53:150
147699910564,27cyclictest22225-21ssh09:58:120
147699910560,29cyclictest0-21swapper10:29:420
147699910560,25cyclictest21969-21fw_conntrack07:42:490
147699910460,26cyclictest20781-21apt-get07:37:230
147699910362,25cyclictest18415-21ssh11:21:300
147699910265,21cyclictest23873-21memory07:52:590
147699910259,26cyclictest29369-21/usr/sbin/munin08:23:080
147699910256,28cyclictest0-21swapper08:13:160
147699910217,60cyclictest5629-21irqstats12:18:240
147699910161,27cyclictest28674-21ssh11:51:120
147699910133,51cyclictest0-21swapper09:15:060
147699910123,53cyclictest20398-21apt-get11:27:290
147699910118,62cyclictest28723-21apt-get10:17:280
147699910030,40cyclictest0-21swapper10:44:560
147699910015,63cyclictest4449-21munin-run09:07:130
147699910015,24cyclictest8279-21ssh09:17:490
14769999932,49cyclictest0-21swapper11:15:480
14769999932,49cyclictest0-21swapper10:50:250
14769999914,63cyclictest25799-21memory10:08:290
14769999840,40cyclictest0-21swapper07:18:180
14769999815,45cyclictest20509-21/usr/sbin/munin07:33:150
14769999615,42cyclictest19312-21ntp_states11:23:430
14769999611,26cyclictest1944-21cstates12:07:490
14769999514,57cyclictest32448-21cat08:42:140
14769999513,23cyclictest24967-21fgrep07:58:110
14769999433,21cyclictest15674-21munin-node07:12:120
14769999413,60cyclictest16562-21/usr/sbin/munin07:13:160
14769999310,60cyclictest28700-21grep08:18:150
1476999929,61cyclictest30674-21apt08:32:200
14769999233,40cyclictest0-21swapper07:27:470
14769999225,48cyclictest0-21swapper08:03:150
1476999919,24cyclictest26782-21sort08:08:120
14769999010,38cyclictest3208-21ntp_kernel_pll_08:58:030
14769998933,36cyclictest0-21swapper07:22:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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