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2025-05-02 - 12:06
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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 Fri May 02, 2025 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31560246719sleep31562-21latency19:03:430
3235799261234cyclictest6203-1kworker/0:1H21:31:100
3235799260235cyclictest28226-21ssh23:34:340
3235799260233cyclictest2054-21ssh21:38:500
3235799260209cyclictest30937-21munin-node0
3235799257232cyclictest30788-21ssh23:45:310
3235799256196cyclictest15582-21netwatch20:15:130
323579925573cyclictest18233-21irqstats22:49:490
323579925554cyclictest29903-21df21:18:560
3235799254230cyclictest23533-21diskmemload23:13:570
3235799254229cyclictest8416-21ssh00:30:140
3235799254228cyclictest3596-21netwatch00:09:070
3235799253225cyclictest7629-21ssh00:27:110
3235799253224cyclictest1417-21ls23:59:400
3235799253193cyclictest9562-21chrt00:35:200
3235799253192cyclictest10503-21diskmemload22:15:090
3235799253185cyclictest205042sleep23:00:000
3235799253183cyclictest19352-21diskmemload22:54:520
3235799252228cyclictest27864-21cpu23:33:290
3235799252186cyclictest27431-21diskmemload21:21:360
3235799251226cyclictest9919-21mailstats19:50:160
3235799251222cyclictest27553-21ssh21:08:460
3235799251221cyclictest29545-21munin-node0
3235799251218cyclictest22218-21munin-run23:08:340
3235799251182cyclictest4951-21chrt00:14:430
3235799250222cyclictest6344-21ssh00:20:520
3235799250222cyclictest27431-21diskmemload22:45:310
3235799250220cyclictest28138-21ntp_kernel_err21:10:370
3235799250218cyclictest25795-21date23:24:020
3235799250217cyclictest9547-21munin-node0
3235799250216cyclictest1948-21munin-node0
3235799249224cyclictest7773-21df22:03:440
3235799249224cyclictest32319-21munin-run23:53:380
3235799249222cyclictest32713-21ssh23:54:310
3235799249221cyclictest14733-21rm22:34:270
3235799249220cyclictest2942-21runrttasks19:38:160
3235799249220cyclictest2689-21irqstats00:04:510
3235799248224cyclictest24399-21ssh23:18:010
3235799248221cyclictest24162-21munin-node0
3235799248217cyclictest8280-21ssh22:05:160
3235799248185cyclictest15520-21munin-node0
323579924751cyclictest5546-21df21:53:530
3235799247219cyclictest22483-21cut20:45:140
323579924650cyclictest14552-21df_inode22:34:010
3235799246219cyclictest26867-21ssh23:28:530
3235799246218cyclictest13074-21ssh22:27:100
323579924554cyclictest13011-21runrttasks20:04:160
323579924551cyclictest17814-21wc20:25:050
3235799245222cyclictest11167-21runrttasks19:55:260
3235799245221cyclictest1299-21sort19:13:580
3235799245218cyclictest6155-21ssh21:55:460
3235799245217cyclictest3924-21sh21:45:480
3235799245215cyclictest19246-21chrt20:30:500
3235799245213cyclictest25103-21chrt20:57:540
323579924455cyclictest7266-21irqstats19:39:160
3235799244220cyclictest3863-21chrt19:24:170
3235799244219cyclictest11262-21chrt22:19:140
323579924348cyclictest21171-21ntp_states20:39:400
3235799243214cyclictest2877-21snmpd19:48:020
3235799243212cyclictest2942-21runrttasks20:38:340
323579924260cyclictest26291-21latency_hist21:03:290
3235799242216cyclictest17149-21latency_hist20:23:130
3235799242212cyclictest4757-21sshd19:28:460
3235799240216cyclictest2885-21ntp_states19:20:010
3235799240214cyclictest13758-21munin-node0
3235799239211cyclictest11445-21munin-node0
323579923748cyclictest32645-21perl19:08:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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