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2025-12-12 - 08:58
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 792 highest latencies:
System rack8slot1.osadl.org (updated Fri Dec 12, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
240309924563,0cyclictest0-21swapper21:19:470
240309924382,0cyclictest3355-21runrttasks19:05:400
240309924178,0cyclictest28454-21munin-node18:54:090
240309924159,0cyclictest0-21swapper23:58:320
240309924079,0cyclictest3355-21runrttasks22:49:020
240309924073,0cyclictest9747-21munin-node19:44:090
240309923860,0cyclictest0-21swapper20:08:210
240309923331,0cyclictest9800-21snmpd19:36:580
240309923256,0cyclictest0-21swapper23:44:170
2403099232193,0cyclictest174462sleep020:09:510
240309923161,0cyclictest20768-21aten2.4-expect20:20:160
240309922981,0cyclictest1594-21jbd2/hda3-820:15:170
240309922945,0cyclictest0-21swapper21:04:290
240309922868,0cyclictest32400-21cpu22:35:010
240309922850,0cyclictest0-21swapper20:30:280
240309922768,0cyclictest2013-21df19:15:110
240309922170,0cyclictest28201-21sh00:03:560
240309922065,0cyclictest13199-21kworker/u2:123:40:150
240309922034,0cyclictest18558-21ntp_states23:34:270
240309921957,0cyclictest0-21swapper21:30:340
240309921366,0cyclictest9-21ksoftirqd/022:12:110
2403099205128,0cyclictest9800-21snmpd20:26:460
2403099200123,0cyclictest18721-21df_inode21:54:500
2403099199119,0cyclictest3355-21runrttasks20:44:580
2403099198121,0cyclictest4540-21sed21:11:160
2403099198109,0cyclictest32547-21ls20:56:040
2403099196114,0cyclictest17197-21aten2.4_r8power21:50:180
2403099195121,0cyclictest5549-21ntp_offset21:14:430
2403099195121,0cyclictest16242-21fschecks_count21:46:460
2403099195119,0cyclictest11785-21open_files19:50:390
2403099195116,0cyclictest13164-21awk19:54:530
2403099195115,0cyclictest16755-21mailstats23:29:240
2403099194110,0cyclictest6182-21nfs_client19:30:470
240309919390,0cyclictest3355-21runrttasks20:50:590
2403099193121,0cyclictest991-21nfsd19:11:170
2403099193117,0cyclictest4728-21latency_hist22:49:130
2403099193113,0cyclictest28016-21perl22:21:420
2403099193107,0cyclictest3355-21runrttasks19:19:220
2626501920,0irq/5-eth022294-21munin-node18:34:080
2403099192117,0cyclictest3355-21runrttasks23:25:360
2403099192116,0cyclictest25563-21df18:44:320
2403099191115,0cyclictest26729-21cat18:49:140
2403099191112,0cyclictest20023-21df_inode21:59:540
2403099191110,0cyclictest8573-21aten2.4_r8power21:24:420
2403099190108,0cyclictest30289-21hostname22:29:190
2403099189108,0cyclictest27444-21aten2.4_r8power20:40:250
2403099189106,0cyclictest14531-21df_abs20:00:080
2403099189103,0cyclictest3355-21runrttasks22:07:200
2403099189103,0cyclictest3355-21runrttasks20:36:360
2403099188112,0cyclictest3355-21runrttasks23:11:060
2403099188111,0cyclictest13758-21aten2.4_r8power21:40:250
2403099188109,0cyclictest907-21munin-node20:59:120
2403099188109,0cyclictest3355-21runrttasks22:26:290
2403099187113,0cyclictest25022-21aten2.4-expect22:14:180
2403099187110,0cyclictest24706-21cut18:40:250
2403099187107,0cyclictest8782-21sed19:39:500
2403099186108,0cyclictest13116-21nfs_client23:15:410
2403099185109,0cyclictest8523-21nfsd23:01:120
2403099185108,0cyclictest4916-21grep19:25:410
2403099185108,0cyclictest2586-21fschecks_count22:41:340
2403099184107,0cyclictest3355-21runrttasks23:23:040
2403099184106,0cyclictest30419-21aten2.4-expect19:00:240
2403099184106,0cyclictest23889-21df_inode23:49:570
2403099182118,0cyclictest6578-21awk22:55:010
2403099181105,0cyclictest9759-21expr23:05:390
2403099180103,0cyclictest12262-21seq21:35:060
2403099177107,0cyclictest28291-21latency_hist00:04:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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