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2025-07-14 - 22:56
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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 Mon Jul 14, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28600265626sleep28603-21timerandwakeup07:02:100
2910199264237cyclictest21119-21ssh11:18:340
2910199264233cyclictest15605-21ntp_states08:27:380
2910199262235cyclictest53532sleep07:42:480
2910199262232cyclictest29115-21munin-node0
2910199262198cyclictest25012-21chrt09:09:140
2910199260232cyclictest11081-21ping08:07:490
2910199259230cyclictest23663-21ntp_states09:03:010
291019925878cyclictest2877-21snmpd12:31:280
291019925775cyclictest24659-21chrt11:35:080
2910199257228cyclictest12750-21munin-node0
2910199257228cyclictest11618-21sh10:35:360
291019925673cyclictest2195-21ssh09:52:520
2910199256231cyclictest16644-21netwatch10:57:580
2910199256229cyclictest1312-21ssh09:48:350
2910199256223cyclictest30282-21memory09:32:580
291019925563cyclictest58-21jbd2/mmcblk0p2-10:25:050
291019925548cyclictest2942-21runrttasks11:52:450
2910199255222cyclictest26909-21irqstats09:17:460
2910199254228cyclictest30873-21processes07:13:050
291019925370cyclictest26359-21munin-node0
291019925366cyclictest6130-21sleep10:10:370
2910199253225cyclictest9938-21ntp_states08:02:590
2910199253224cyclictest2728-21lxpanel10:28:170
2910199253220cyclictest4728-21ntp_states10:03:310
291019925255cyclictest32614-21latency_hist12:11:530
2910199252227cyclictest16816-21proc_pri08:33:020
2910199252223cyclictest6903-21ssh10:13:310
2910199252222cyclictest564-21idleruntime-cro09:46:100
2910199252220cyclictest5227-21ssh12:32:550
2910199252220cyclictest27978-21munin-node0
2910199252186cyclictest21902-21grep08:56:110
2910199251227cyclictest31219-21sh09:37:270
2910199251224cyclictest20442-21cat11:16:230
2910199251222cyclictest15687-21ssh10:53:290
2910199251221cyclictest12196-21sshd08:12:420
2910199251220cyclictest13897-21munin-run10:46:230
2910199250224cyclictest8767-21sshd07:57:350
2910199250224cyclictest14610-21ssh10:48:300
2910199250223cyclictest7820-21ssh10:17:520
2910199250221cyclictest2398-21munin-node0
2910199250221cyclictest19883-21fschecks_time08:46:580
2910199250220cyclictest7864-21timerandwakeup07:53:200
2910199249186cyclictest26291-21ssh09:15:260
291019924876cyclictest19606-21munin-run08:46:230
2910199248224cyclictest22140-21ssh11:23:130
2910199248222cyclictest374-21ifplugd11:58:020
2910199248212cyclictest23190-21df09:01:300
2910199248180cyclictest2728-21lxpanel08:22:570
2910199247219cyclictest22851-21chrt11:27:030
2910199247216cyclictest2877-21snmpd09:57:510
291019924666cyclictest2877-21snmpd07:29:180
2910199246221cyclictest2230-21ssh12:20:120
2910199246221cyclictest18819-21cat11:08:060
2910199246216cyclictest847-21ssh12:13:330
2910199246185cyclictest31750-21sh12:07:010
2910199245219cyclictest12674-21ssh10:40:140
2910199245216cyclictest29635-21ntp_states07:07:490
2910199245215cyclictest347-21munin-node0
2910199244220cyclictest18089-21sh11:04:560
2910199244211cyclictest17885-21tr08:37:310
2910199244200cyclictest27439-21fschecks_time11:47:260
2910199244181cyclictest6779-21sed07:48:240
291019924349cyclictest24851-21munin-node0
2910199243214cyclictest3309-21unixbench_singl07:33:220
2910199240176cyclictest31562-21awk07:16:490
2910199239215cyclictest4187-21ntp_states07:37:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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