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2025-04-02 - 06:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot3.osadl.org (updated Wed Apr 02, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
578328390,4sleep05781-21munin-node19:06:350
12172211214,36sleep012190-21ntpq21:11:480
31047210314,16sleep031054-21sshd00:16:260
28518210214,16sleep028544-21ls20:21:070
3234210114,16sleep03236-21diskstats22:36:260
68589910014,76cyclictest7878-21date22:51:560
20171210014,15sleep020213-21munin-node23:36:420
1518229815,16sleep015183-21diskstats19:36:250
1111829814,15sleep011119-21users19:22:050
1079129814,15sleep010830-21munin-node23:01:440
6858999714,74cyclictest17365-21fschecks_count21:31:280
2711329714,17sleep027114-21diskstats00:01:260
263129715,16sleep01749-21munin-node20:42:010
1679429615,16sleep016797-21df_inode19:41:240
140029614,16sleep01452-21grep22:31:150
6858999515,70cyclictest5058-21munin-node00:37:100
2516529514,16sleep025167-21crond23:56:050
6858999416,67cyclictest6903-21wget19:11:180
3081529414,16sleep030844-21users22:17:040
2322129414,16sleep03314-21lldpd23:48:280
1730029414,16sleep017293-21latency_hist23:26:070
406429314,17sleep03433-21munin-node20:46:470
2953629315,16sleep029563-21hddtemp_smartct00:11:260
2304629314,16sleep023083-21iostat21:51:290
1336429313,16sleep013399-21aten_r4power_en19:31:220
6858999214,69cyclictest20578-21forks21:41:260
6858999214,68cyclictest25456-21munin-node23:56:220
524629214,16sleep05249-21df20:51:280
3272229214,16sleep032725-21df20:36:210
3211029214,16sleep032111-21ntp_states22:21:490
1333929213,16sleep012544-21munin-node23:11:520
6858999114,68cyclictest28393-21df_abs22:11:180
6858999114,67cyclictest9931-21runrttasks21:06:170
1536729114,15sleep014804-21munin-node21:21:450
6858999014,66cyclictest24675-21munin-node21:56:340
6858999014,66cyclictest23652-21netstat20:01:450
31529014,16sleep032460-21munin-node00:21:310
2634429014,16sleep026346-21irqstats22:01:360
2227729014,16sleep022289-21unixbench_singl23:42:010
6858998914,66cyclictest3430-21munin-node20:31:130
869628815,16sleep08700-21diskstats19:16:240
6858998715,63cyclictest6747-21aten_r4power_po20:56:180
6858998714,64cyclictest29010-21cat20:21:330
2904128714,19sleep00-21swapper00:10:340
269028714,17sleep02367-21munin-node00:31:300
2260528713,19sleep00-21swapper19:58:160
2255028713,19sleep00-21swapper21:51:050
6858998615,62cyclictest13862-21munin-node21:16:510
6858998614,63cyclictest5039-21idleruntime22:41:320
6858998614,63cyclictest3533-21runrttasks20:10:300
6858998614,63cyclictest3533-21runrttasks19:46:290
6858998614,63cyclictest27886-21chrt22:09:150
6858998614,37cyclictest25586-21df_inode20:11:210
1775528613,19sleep00-21swapper23:29:120
6858998514,62cyclictest14814-21ntpq23:16:490
6858998514,61cyclictest18860-21sendmail_mailqu23:31:500
684428514,19sleep00-21swapper22:50:540
6858998415,60cyclictest20670-21ls19:52:050
1217828414,16sleep012174-40yum-updatesd-he23:09:000
6858998315,59cyclictest120832sleep019:26:300
6858998314,60cyclictest3196-21automount21:04:300
51228314,15sleep00-21swapper22:26:080
3068328213,15sleep00-21swapper20:29:570
1895228214,15sleep00-21swapper21:36:280
167328213,15sleep00-21swapper00:26:300
1644528214,15sleep00-21swapper21:26:300
985328013,15sleep00-21swapper22:58:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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