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2025-02-07 - 08:55
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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 Feb 07, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256169923473,0cyclictest0-21swapper19:47:080
2561699232195,0cyclictest94902sleep021:17:530
2561699214182,0cyclictest152542sleep019:57:510
2561699214134,0cyclictest3355-21runrttasks21:22:010
2561699210135,0cyclictest4493-21tune2fs20:58:430
2561699208127,0cyclictest1423-21latency_hist22:41:310
2561699207130,0cyclictest3355-21runrttasks21:27:230
2561699206126,0cyclictest19709-21smartctl23:42:150
2561699205129,0cyclictest17696-21latency_hist21:46:340
2561699204128,0cyclictest3355-21runrttasks20:26:230
2561699204124,0cyclictest670-21wc22:38:150
2561699203129,0cyclictest21996-21sendmail_mailtr22:01:310
2561699203122,0cyclictest3355-21runrttasks20:51:240
2561699202126,0cyclictest4211-21ntp_offset19:27:080
2561699202126,0cyclictest29957-21cut20:38:510
2561699202125,0cyclictest3355-21runrttasks20:17:380
2561699202125,0cyclictest32015-21latency19:13:150
2561699202124,0cyclictest8241-21grep19:37:550
2561699201125,0cyclictest3355-21runrttasks20:43:520
2561699201123,0cyclictest3355-21runrttasks20:09:360
2561699200120,0cyclictest3355-21runrttasks20:02:470
2561699199118,0cyclictest28552-21munin-run20:36:190
2626501980,0irq/5-eth024829-21nfsd18:52:160
2561699198127,0cyclictest3225-21grep19:23:220
2561699198126,0cyclictest12097-21df_abs23:17:240
2561699198123,0cyclictest6150-21nfsd21:03:250
2561699198122,0cyclictest3355-21runrttasks22:22:350
2561699198122,0cyclictest3355-21runrttasks20:14:480
2561699198122,0cyclictest30201-21awk00:17:560
2561699198121,0cyclictest3355-21runrttasks00:12:400
2561699198120,0cyclictest23733-21munin-node22:06:310
2561699198119,0cyclictest18572-21cat23:38:180
2561699198111,0cyclictest3355-21runrttasks20:28:390
2561699197127,0cyclictest20804-21unixbench_singl21:57:340
2561699197119,0cyclictest3355-21runrttasks23:52:560
2561699197118,0cyclictest3355-21runrttasks23:05:590
2561699197117,0cyclictest9800-21snmpd23:50:330
2561699197117,0cyclictest9800-21snmpd00:07:540
2561699197115,0cyclictest26584-21needreboot18:58:050
2561699196122,0cyclictest9800-21snmpd21:33:360
2561699196120,0cyclictest6606-21munin-node22:58:110
2561699196117,0cyclictest9800-21snmpd23:57:420
2561699196117,0cyclictest3355-21runrttasks21:36:470
2561699195120,0cyclictest3355-21runrttasks21:42:570
2561699195119,0cyclictest26210-21grep22:16:340
2561699195118,0cyclictest31515-21grep00:22:070
2561699194114,0cyclictest3355-21runrttasks22:47:110
2561699194113,0cyclictest13643-21swap23:22:030
2561699194109,0cyclictest13341-21unixbench_singl19:52:360
2561699193137,0cyclictest10464-21fschecks_time23:08:440
256169919299,0cyclictest4873-21munin-node19:41:290
2561699192131,0cyclictest3355-21runrttasks21:51:370
2561699192121,0cyclictest15021-21latency_hist23:26:340
2561699192115,0cyclictest3355-21runrttasks21:08:320
2561699192113,0cyclictest3355-21runrttasks22:27:040
2561699192110,0cyclictest11494-21latency_hist23:16:240
2561699191116,0cyclictest29269-21latency_hist19:06:340
2561699191115,0cyclictest3355-21runrttasks00:02:370
2561699190116,0cyclictest17490-21cat23:36:250
2561699190112,0cyclictest9800-21snmpd20:52:340
2561699189112,0cyclictest1107-21nfs_client19:17:530
2561699189111,0cyclictest26131-21which22:16:270
2561699188114,0cyclictest6404-21nfs_client19:32:560
2561699188110,0cyclictest5534-21cron22:56:170
2561699187126,0cyclictest3355-21runrttasks21:13:240
2561699187114,0cyclictest9800-21snmpd22:33:240
2561699187113,0cyclictest28134-21aten2.4-expect19:02:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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