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2026-05-10 - 04:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sun May 10, 2026 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151270,0ktimers/030291sleep19:10:450
39839951135,0cyclictest21681-21apt-get21:01:090
39839949876,0cyclictest6231-21nfs_client19:26:530
39839948333,0cyclictest7678-21mailstats23:00:490
39839946837,0cyclictest13981sleep22:16:250
1514590,0ktimers/010711sleep22:14:590
39839945731,0cyclictest3460-21snmpd20:50:450
1514550,0ktimers/0120141sleep23:29:320
1514530,0ktimers/0116871sleep20:01:330
1514520,0ktimers/0153441sleep23:49:130
1514500,0ktimers/0106571sleep19:55:510
1514480,0ktimers/0203281sleep00:22:240
1514470,0ktimers/0268651sleep21:32:190
1514450,0ktimers/0225981sleep00:39:030
1514370,0ktimers/0159351sleep23:52:170
39839943477,0cyclictest16791-21ssh23:58:300
39839943335,0cyclictest32069-21munin-run22:05:400
398399433133,0cyclictest2670-21ssh22:25:370
39839943134,0cyclictest12382-21chrt23:31:260
398399431119,0cyclictest15295-21munin-run20:25:340
39839943078,0cyclictest9460-21ntp_offset23:12:020
39839942932,0cyclictest17454-21expr20:36:520
1514280,0ktimers/089401sleep23:09:050
39839942735,0cyclictest9159-21chrt19:46:090
39839942532,0cyclictest13469-21nfs_client20:11:540
39839942295,0cyclictest0-21swapper20:30:280
39839942193,0cyclictest8978-21latency_hist19:45:420
39839942144,0cyclictest5591-21ssh22:45:570
39839942136,0cyclictest17777-21munin-node20:40:390
39839942135,0cyclictest20661-21awk20:56:290
39839942048,0cyclictest14849-21ssh23:45:300
39839942031,0cyclictest163341chrt20:31:050
525504190,0irq/11-sym53c8x130250irq/15-NE200000:32:420
39839941935,0cyclictest19769-21awk00:17:460
398399419115,0cyclictest0-21swapper19:40:280
39839941895,0cyclictest26045-21ssh21:25:570
39839941638,0cyclictest13950-21munin-run23:40:340
398399414128,0cyclictest0-21swapper00:42:380
1514130,0ktimers/0323871sleep22:07:340
39839941237,0cyclictest29894-21ssh21:51:290
39839941233,0cyclictest24403-21sh21:15:300
39839941135,0cyclictest3729-21runrttasks21:38:050
39839941134,0cyclictest11230-21ssh23:22:480
39839941038,0cyclictest29050-21munin-node21:45:410
39839940634,0cyclictest10067-21cut19:51:280
39839940538,0cyclictest22860-21ntp_offset21:06:290
398399405116,0cyclictest5429-21munin-plugin-st22:45:310
1514040,0ktimers/0105821chrt23:20:300
39839940243,0cyclictest24403-21diskmemload21:57:570
39839940233,0cyclictest13943-21chrt20:16:090
39839940137,0cyclictest21226-21ssh00:30:230
398399401119,0cyclictest16988-21latency_hist00:00:540
39839940044,0cyclictest48-21kswapd019:31:040
39839940041,0cyclictest3318-21munin-node22:32:450
39839939937,0cyclictest6312-21apt-get22:51:520
39839939841,0cyclictest5128-21munin-node19:20:450
39839939831,0cyclictest24796-21ssh21:18:130
39839939590,0cyclictest0-21swapper21:26:380
39839939530,0cyclictest3460-21snmpd20:09:410
1513940,0ktimers/052421sleep19:20:560
39839939234,0cyclictest19571-21cron20:50:280
398399390110,0cyclictest0-21swapper00:06:260
39839938934,0cyclictest18782-21vmstat00:12:350
39839938886,0cyclictest24403-21diskmemload22:29:050
39839938732,0cyclictest29482-21sh21:49:050
39839938635,0cyclictest4358-21latency_hist22:36:000
39839938536,0cyclictest3465-21lldpd23:00:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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