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2025-12-28 - 02:56
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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 all highest latencies:
System rack7slot3.osadl.org (updated Sun Dec 28, 2025 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24541270719sleep24538-21ntpq19:05:140
2524899256193cyclictest2977-21idleruntime22:10:560
2524899248223cyclictest2766-21munin-node0
2524899244220cyclictest22476-21df21:20:080
2524899244165cyclictest26069-21latency_hist21:35:110
2524899243217cyclictest29888-21df21:50:010
2524899243191cyclictest390-21df_inode00:10:240
2524899242217cyclictest27131-21timerandwakeup19:16:130
2524899242217cyclictest11027-21grep20:29:470
2524899242177cyclictest14962-21ssh22:57:520
2524899241211cyclictest4221-21ssh22:15:480
2524899240209cyclictest15552-21egrep20:49:480
2524899240175cyclictest11400-21latency_hist22:45:090
2524899239216cyclictest53-21mmcqd/000:34:400
2524899239208cyclictest19446-21perl23:15:530
2524899238211cyclictest32422-21cpu21:59:550
2524899238210cyclictest2998-21latency_hist00:20:280
2524899238172cyclictest1205-21cpu22:04:520
2524899237213cyclictest23915-21munin-run23:34:590
2524899237211cyclictest5514-21df_inode20:05:050
2524899237210cyclictest24144-21df_inode23:35:270
2524899237207cyclictest29983-21fschecks_count19:30:130
2524899237175cyclictest31268-21ssh00:03:470
2524899236212cyclictest28408-21processes23:51:580
2524899236211cyclictest20466-21ssh21:11:070
2524899236208cyclictest16685-21df_inode23:05:230
2524899236172cyclictest2637-21munin-node20:22:120
2524899236171cyclictest7847-21grep22:30:350
2524899235208cyclictest21468-21munin-node0
2524899235205cyclictest4441-21ssh00:25:570
2524899235175cyclictest12816-21ssh22:50:110
2524899234209cyclictest17077-21grep20:55:350
2524899234208cyclictest28027-21sh21:41:510
2524899234208cyclictest22787-21runrttasks21:21:000
2524899234205cyclictest27309-21munin-run21:39:550
2524899234203cyclictest2726-21lxpanel19:25:550
2524899233206cyclictest5409-21fschecks_time22:20:490
2524899233170cyclictest20882-21ls23:21:440
2524899233169cyclictest18917-21munin-node0
2524899232211cyclictest30300-21sh21:51:160
2524899232208cyclictest2706-21ssh22:10:180
2524899232204cyclictest457-21rm00:10:310
2524899232165cyclictest14040-21egrep22:54:540
2524899232164cyclictest9502-21ssh22:36:390
2524899231208cyclictest26981-21ssh23:46:340
2524899231205cyclictest19001-21ssh23:14:210
2524899231204cyclictest7671-21df22:29:580
2524899231204cyclictest2953-21runrttasks20:34:590
2524899230204cyclictest7886-21cpu00:39:500
2524899230203cyclictest2834-21snmpd21:26:140
2524899230202cyclictest6633-21df20:10:020
2524899230201cyclictest2953-21runrttasks23:45:060
2524899230199cyclictest25458-21sort19:10:110
2524899230165cyclictest29701-21which23:57:080
2524899229204cyclictest3254-21df_inode19:55:090
2524899229204cyclictest16189-21sendmail_mailqu20:51:060
2524899228200cyclictest18002-21chrt21:00:180
2524899228199cyclictest32030-21munin-node0
2524899228165cyclictest28622-21munin-run19:24:380
2524899228132cyclictest3194-21df19:54:590
2524899227202cyclictest12116-21munin-run20:34:440
2524899227200cyclictest1156-21memory19:45:430
2524899227199cyclictest2726-21lxpanel19:37:060
2524899227158cyclictest17833-21ssh23:09:530
2524899226200cyclictest13275-21munin-node0
2524899226162cyclictest5304-21netwatch20:04:270
2524899225163cyclictest8832-21df20:19:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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