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2025-07-12 - 12:59
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Sat Jul 12, 2025 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1448287522sleep1449-21if_err_eth019:01:370
236499281154cyclictest24438-21netwatch23:05:050
236499280260cyclictest44972sleep21:36:370
236499245177cyclictest14231-21fschecks_time19:57:000
236499244218cyclictest32023-21ssh23:38:360
236499244216cyclictest29961-21diskmemload22:41:270
236499242213cyclictest23067-21ssh22:58:290
236499240215cyclictest2230-21/usr/sbin/munin23:51:400
236499240174cyclictest15621-21munin-run22:26:190
236499239176cyclictest11129-21ssh22:06:130
236499238175cyclictest28932-21ssh23:25:210
236499236210cyclictest11557-21idleruntime22:07:380
236499236208cyclictest25395-21munin-node0
236499235209cyclictest5316-21ntpdc19:17:370
236499234209cyclictest28485-21mailstats20:58:250
236499232208cyclictest9020-21ssh00:21:010
236499231205cyclictest5204-21rm21:39:080
236499231204cyclictest2877-21snmpd20:25:410
236499231203cyclictest2877-21snmpd21:06:330
236499231201cyclictest10175-21munin-node0
236499230206cyclictest19601-21memory22:43:120
236499229163cyclictest23844-21mailstats20:38:190
236499228201cyclictest9755-21sleep19:37:170
236499228163cyclictest751-21ssh21:20:280
236499228162cyclictest32029-21ssh21:15:070
236499227201cyclictest2943-21netwatch23:29:500
236499227200cyclictest20899-21ssh22:48:590
236499226200cyclictest9075-21df_inode21:57:010
236499225200cyclictest3268-21ssh23:54:540
236499225200cyclictest2803-21sshd21:28:340
236499225199cyclictest6458-21ssh00:08:360
236499225197cyclictest22249-21ssh22:55:360
236499224196cyclictest16117-21interrupts22:27:470
236499224156cyclictest8096-21df_inode00:16:580
236499223198cyclictest19592-21sshd20:20:330
236499223197cyclictest14401-21ssh22:20:370
236499223192cyclictest4740-21munin-run19:16:200
236499222196cyclictest30860-21ssh23:33:290
236499220194cyclictest8108-1kworker/0:2H21:09:400
236499220194cyclictest4193-21munin-node0
236499220193cyclictest26034-21fschecks_count23:12:240
236499219194cyclictest9525-21cat00:22:420
236499219193cyclictest5605-21runrttasks00:05:290
236499219193cyclictest2728-21lxpanel20:12:120
236499218195cyclictest27406-21ssh23:18:140
236499218192cyclictest8552-21modprobe19:32:070
236499217188cyclictest1729-21ssh21:24:300
236499216191cyclictest25914-21latency_hist23:12:020
236499216191cyclictest12990-21modprobe22:13:420
236499216189cyclictest6277-21if_eth019:22:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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