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2026-06-09 - 04:33
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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 highest latencies:
System rack7slot3.osadl.org (updated Tue Jun 09, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21259245621sleep21260-21cpufreq19:09:100
2128399255229cyclictest19520-21cpu23:44:180
2128399255192cyclictest9231-21munin-run22:59:100
2128399254196cyclictest20730-21ssh21:26:490
2128399253226cyclictest20511-21ssh23:48:320
2128399251222cyclictest5836-21apt22:44:110
2128399250189cyclictest12373-21diskmemload23:12:200
2128399249184cyclictest6522-21munin-node0
2128399247223cyclictest9919-21ssh23:01:120
2128399247223cyclictest22315-21latency23:55:480
2128399247185cyclictest2719-21lxpanel22:25:260
2128399247184cyclictest16482-21diskmemload22:15:250
2128399246195cyclictest26907-21ssh00:16:020
2128399245218cyclictest27258-21ssh21:55:360
2128399244216cyclictest2869-21snmpd23:34:170
2128399243215cyclictest24052-21memory19:20:120
2128399243215cyclictest13237-21memory23:15:570
2128399243214cyclictest24984-21ssh00:07:570
2128399242215cyclictest18187-21ssh21:15:430
2128399242210cyclictest2719-21lxpanel19:51:090
2128399241210cyclictest29883-21ntp_states19:45:260
2128399241181cyclictest3523-21munin-run22:34:230
2128399240215cyclictest32728-21latency_hist19:59:290
2128399240212cyclictest29320-21munin-node0
2128399239214cyclictest2719-21lxpanel22:01:320
2128399239212cyclictest5038-21cpu20:19:110
2128399239211cyclictest21645-21munin-node0
2128399239211cyclictest15821-21memory21:05:080
2128399239206cyclictest4590-21ssh22:38:380
2128399238212cyclictest16482-21diskmemload21:32:010
2128399238212cyclictest14192-21ssh23:20:250
2128399238211cyclictest2869-21snmpd20:10:000
2128399238210cyclictest11632-21sh23:09:320
2128399238208cyclictest25453-21fschecks_count00:10:020
2128399238207cyclictest32220-21date00:39:540
2128399238206cyclictest11356-21ntp_states20:45:390
2128399238205cyclictest29800-21df00:29:280
2128399237212cyclictest7683-21runrttasks22:51:240
2128399237188cyclictest27933-21ssh00:20:440
2128399237171cyclictest2935-21runrttasks23:39:110
2128399236212cyclictest26074-21cut19:29:360
2128399236211cyclictest30316-21ssh22:09:370
2128399236210cyclictest17028-21irqstats21:10:550
2128399236209cyclictest13255-21munin-node0
2128399236208cyclictest649-21grep22:21:100
2128399236207cyclictest21336-21ntp_states23:51:320
2128399236204cyclictest30070-21ssh00:30:190
2128399236204cyclictest23486-21ssh00:00:550
2128399235208cyclictest2935-21runrttasks19:35:150
2128399235208cyclictest16166-21sort23:29:340
2128399235207cyclictest24614-21latency_hist21:44:310
2128399235206cyclictest7475-21df20:29:280
2128399235206cyclictest2666-21runrttasks20:09:050
2128399234207cyclictest22941-21sh21:36:190
2128399234206cyclictest2869-21snmpd20:35:500
2128399234206cyclictest24921-21ssh21:45:260
2128399234170cyclictest1225-21vmstat20:01:280
2128399234169cyclictest25879-21sort19:29:120
2128399234165cyclictest2869-21snmpd19:15:060
2128399233208cyclictest30651-21ssh22:10:300
2128399233207cyclictest26925-21df_inode21:54:440
2128399233206cyclictest14474-21fschecks_count20:59:440
2128399233167cyclictest12811-21sleep20:51:120
2128399232205cyclictest19098-21ssh21:20:070
2128399232168cyclictest7555-21chrt20:29:390
2128399231169cyclictest2935-21runrttasks20:39:540
2128399227202cyclictest5502-21memory20:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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