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2025-03-14 - 07:53
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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 highest latencies:
System rack8slot1.osadl.org (updated Fri Mar 14, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
51459925369,0cyclictest28229-21aten2.4_r8power21:40:010
51459925269,0cyclictest3355-21runrttasks19:41:530
51459925266,0cyclictest3121-21sshd23:25:500
51459924775,0cyclictest30840-21grep21:46:300
51459924767,0cyclictest8663-21tune2fs22:21:390
51459924673,0cyclictest1834-21df_inode22:00:140
51459924575,0cyclictest3121-21sshd20:24:500
51459924573,0cyclictest26644-21df19:55:000
51459924476,0cyclictest19984-21aten2.4-expect23:00:420
51459924475,0cyclictest3355-21runrttasks22:07:450
51459924377,0cyclictest9800-21snmpd23:39:500
51459924274,0cyclictest7593-21grep00:06:320
51459924272,0cyclictest3355-21runrttasks23:15:490
51459924271,0cyclictest8670-21sendmail19:04:240
51459924271,0cyclictest3355-21runrttasks22:29:190
51459924265,0cyclictest9800-21snmpd00:00:270
51459924254,0cyclictest3355-21runrttasks23:31:440
51459924130,0cyclictest3355-21runrttasks21:19:400
51459924071,0cyclictest14383-21latency22:41:190
51459923984,0cyclictest3108-21smartd22:16:150
51459923982,0cyclictest16782-21aten2.4-expect21:00:490
51459923970,0cyclictest11141-21df_inode20:45:150
51459923966,0cyclictest23577-21telnet19:45:470
51459923879,0cyclictest9800-21snmpd20:01:190
51459923874,0cyclictest10682-21sendmail20:44:240
51459923860,0cyclictest836-21df_inode23:45:200
51459923774,0cyclictest3355-21runrttasks20:57:550
51459923774,0cyclictest17498-21latency_hist22:54:270
51459923771,0cyclictest3355-21runrttasks23:55:000
51459923771,0cyclictest25250-21munin-node19:50:380
51459923734,0cyclictest8939-21ntp_states19:05:000
51459923676,0cyclictest9800-21snmpd19:35:320
51459923671,0cyclictest3355-21runrttasks22:29:470
51459923669,0cyclictest7959-21telnet20:35:500
51459923665,0cyclictest2066-21df20:19:560
51459923573,0cyclictest12438-21if_eth019:14:530
51459923570,0cyclictest32304-21seq21:54:540
51459923568,0cyclictest19261-21cron19:34:220
51459923475,0cyclictest26894-21aten2.4_r8power21:35:480
51459923474,0cyclictest11840-21seq00:24:200
51459923472,0cyclictest6548-21nfsd20:31:240
51459923470,0cyclictest3355-21runrttasks22:38:420
51459923470,0cyclictest32049-21grep20:11:170
51459923464,0cyclictest9285-21df_inode00:15:160
51459923462,0cyclictest3355-21runrttasks21:26:250
51459923460,0cyclictest18532-21latency22:56:170
51459923371,0cyclictest3355-21runrttasks23:51:000
51459923356,0cyclictest18437-21tail21:05:380
51459923274,0cyclictest16954-21nfsd19:26:320
51459923271,0cyclictest30621-21fschecks_time23:36:410
51459923259,0cyclictest495-21telnet20:15:050
51459923172,0cyclictest22893-21runrttasks23:09:430
51459923170,0cyclictest3355-21runrttasks21:33:490
51459923170,0cyclictest16883-21latency_hist22:49:280
51459923169,0cyclictest3355-21runrttasks20:06:590
51459923168,0cyclictest3355-21runrttasks21:11:220
51459923166,0cyclictest14066-21ls19:19:310
51459922957,0cyclictest0-21swapper22:11:120
51459922873,0cyclictest31758-21runrttasks21:51:480
51459922859,0cyclictest20582-21awk21:15:100
51459922775,0cyclictest6570-21tune2fs18:56:490
51459922765,0cyclictest13253-21telnet20:50:450
51459922534,0cyclictest26184-21munin-node23:21:090
51459922453,0cyclictest21777-21telnet23:05:480
51459922264,0cyclictest11511-21latency19:11:180
44502030,0irq/14-ide03355-21runrttasks18:54:230
51459918430,0cyclictest0-21swapper00:11:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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