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2025-06-17 - 01:15
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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 all highest latencies:
System rack5slot7.osadl.org (updated Mon Jun 16, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22180224390,12sleep021838-1kworker/u3:205:44:080
233309911020,48cyclictest13647-21memory07:50:220
233309910431,57cyclictest0-21swapper09:46:120
233309910414,70cyclictest28594-21ls08:38:480
233309910317,45cyclictest31205-21ssh08:45:560
233309910233,50cyclictest0-21swapper07:53:550
233309910213,67cyclictest10611-21sshd07:34:180
233309910211,68cyclictest32003-21ssh10:33:500
233309910132,53cyclictest0-21swapper11:08:190
233309910115,49cyclictest20804-21apt-get09:59:040
233309910013,24cyclictest32726-21users08:50:310
23330999922,61cyclictest0-21swapper10:40:200
23330999917,62cyclictest10748-21memory09:24:590
23330999916,24cyclictest3020-21memory09:00:020
23330999916,24cyclictest22680-21fw_conntrack10:04:440
23330999915,23cyclictest7061-21users10:55:350
23330999914,44cyclictest1173-21ssh10:38:450
23330999914,25cyclictest28061-21users10:20:360
23330999913,50cyclictest19625-21ssh09:54:540
23330999911,49cyclictest29580-21ssh08:40:260
2333099989,26cyclictest25432-21switchtime05:55:080
23330999837,50cyclictest0-21swapper11:02:260
23330999817,61cyclictest18230-21irqstats09:49:570
23330999817,60cyclictest16096-21ssh09:43:130
23330999816,61cyclictest4876-21df_inode10:49:400
23330999815,45cyclictest22284-21munin-run08:18:450
23330999813,61cyclictest2182-21ssh08:57:150
23330999811,65cyclictest19003-21ssh08:07:290
23330999810,27cyclictest7314-21ssh09:14:240
23330999717,60cyclictest11300-21/usr/sbin/munin07:39:430
23330999716,62cyclictest16186-21apt-get07:59:030
23330999715,44cyclictest6107-21memory09:10:010
23330999715,21cyclictest11862-21ntp_states11:10:180
23330999714,63cyclictest12181-21df_inode09:29:400
23330999714,46cyclictest20483-21ssh08:12:000
23330999714,45cyclictest3293-21df_inode10:44:410
23330999614,65cyclictest24282-21df08:24:250
23330999614,45cyclictest14477-21ssh09:37:030
23330999613,22cyclictest22272-21snmpd11:18:200
23330999612,63cyclictest22795-21fw_conntrack08:19:460
23330999612,62cyclictest4215-21grep09:04:210
23330999534,28cyclictest0-21swapper08:31:540
23330999532,47cyclictest0-21swapper06:57:560
23330999519,24cyclictest684-21df06:39:220
23330999517,59cyclictest24139-21df10:09:320
23330999511,63cyclictest29056-21ssh10:24:350
23330999416,41cyclictest25479-21apt-get10:14:100
23330999415,59cyclictest12198-21/usr/sbin/munin07:44:460
23330999414,22cyclictest10121-21munin-run09:23:460
23330999214,41cyclictest23695-21df_inode05:49:170
23330999210,22cyclictest3079-21modprobe06:53:430
23330999112,62cyclictest1682-21if_err_eth006:44:280
2333099909,63cyclictest6703-21sort07:13:460
23330999018,53cyclictest31000-21users06:24:570
23330999010,23cyclictest22272-21snmpd06:34:170
2333099899,62cyclictest29733-21sort06:19:340
23330998917,25cyclictest4510-21memory06:59:430
23330998916,26cyclictest26015-21/usr/sbin/munin05:59:200
23330998911,43cyclictest27120-21ntp_states06:04:410
23330998911,24cyclictest9017-21missed_timers07:24:400
23330998910,22cyclictest31590-21ntpq06:29:410
23330998818,23cyclictest5292-21fw_conntrack07:04:240
23330998817,25cyclictest7080-21fw_conntrack07:14:270
23330998723,41cyclictest7705-21apt-get07:19:000
23330998712,54cyclictest28519-21cut06:14:090
23330998611,57cyclictest22272-21snmpd06:09:080
23330998610,25cyclictest10267-21sshd07:30:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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