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2025-11-27 - 07:07
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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 Thu Nov 27, 2025 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248392116715sleep24837-21grep19:02:090
2547899264238cyclictest30372-21diskmemload00:16:520
2547899256224cyclictest2643-21munin-node21:13:020
2547899253225cyclictest1406-21ssh22:09:030
2547899253224cyclictest28136-21df00:06:590
254789925150cyclictest3711-21munin-node0
2547899251224cyclictest25102-21irqstats23:52:490
2547899251220cyclictest11184-21df_inode22:52:090
2547899250221cyclictest5444-21timerandwakeup19:58:300
2547899250221cyclictest2938-21runrttasks23:10:300
2547899250221cyclictest20899-21ssh23:34:200
2547899250221cyclictest13615-21grep23:02:270
2547899250182cyclictest9962-21ssh22:46:470
2547899249220cyclictest26954-21chrt19:12:150
2547899249218cyclictest28606-21ssh00:08:140
2547899248217cyclictest30608-21ssh00:17:310
2547899247220cyclictest15376-21wc20:48:090
2547899247215cyclictest21979-21grep21:17:300
254789924647cyclictest28945-21perl21:47:370
2547899246220cyclictest1425-21netwatch00:32:190
2547899246219cyclictest20716-21ssh21:12:110
2547899246219cyclictest20130-21cpu23:31:360
2547899246218cyclictest32637-21latency_hist00:26:570
2547899246218cyclictest2857-21ntp_states19:47:450
2547899245217cyclictest12498-21chrt20:36:330
2547899245215cyclictest7080-21df_inode20:06:530
2547899245215cyclictest1333-21df_inode00:32:070
2547899245213cyclictest13511-21chrt20:40:370
2547899244218cyclictest6062-21ntpq22:28:580
2547899244218cyclictest22300-21ssh23:41:030
2547899244216cyclictest25644-21fschecks_count19:06:540
2547899244216cyclictest18540-21ntp_states23:23:420
2547899244216cyclictest16664-21latency_hist23:17:140
2547899243217cyclictest24462-21if_err_eth021:27:520
2547899243216cyclictest6286-21chrt20:02:360
2547899243216cyclictest23985-21ssh23:47:530
2547899243216cyclictest12388-21ssh22:57:170
2547899243215cyclictest26316-21cpu21:36:370
2547899243215cyclictest22808-21ping23:42:470
2547899242218cyclictest31700-21sh21:59:380
2547899242212cyclictest7575-21munin-run22:36:540
254789924154cyclictest28554-21munin-run21:46:320
2547899241221cyclictest25472-21cyclictest19:53:070
2547899241217cyclictest11573-21which20:28:200
2547899241216cyclictest14411-21timerandwakeup20:43:250
2547899241209cyclictest2720-21lxpanel20:12:130
2547899240215cyclictest17700-21processes20:58:140
2547899240177cyclictest26417-21nfs4_client23:58:250
254789923950cyclictest2720-21lxpanel22:22:220
2547899239213cyclictest27065-21ssh21:39:020
2547899239210cyclictest32474-21df19:36:470
2547899239177cyclictest13022-21ssh22:59:400
2547899239174cyclictest2019-21ssh22:12:170
254789923855cyclictest10349-21munin-run20:21:300
254789923847cyclictest8911-21df_inode22:42:050
2547899238213cyclictest24250-21latency_hist21:27:190
2547899238213cyclictest16458-21sshd20:52:510
2547899238209cyclictest17085-21sh23:17:390
254789923746cyclictest18691-21munin-node0
2547899237212cyclictest1-21init19:23:410
2547899237212cyclictest10812-21munin-run20:26:250
2547899237211cyclictest548-21processes19:38:150
2547899236210cyclictest27966-21forks19:17:010
2547899236207cyclictest31229-21cpu19:31:350
2547899235213cyclictest30090-21sshd21:52:390
2547899235208cyclictest568-21ssh22:06:020
2547899234205cyclictest2265-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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