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2026-06-09 - 23:02
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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 50 highest latencies:
System rack4slot3.osadl.org (updated Tue Jun 09, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32260211918,22sleep032290-21df_inode07:17:590
9718211714,90sleep09776-21fschecks_time07:48:050
30462211615,88sleep030510-21sed08:52:460
27692210814,81sleep027707-21munin-node12:03:070
4840210714,80sleep04861-21fschecks_count07:33:050
32544210713,81sleep032554-21idleruntime08:58:120
20376210414,16sleep020384-21vmstat11:38:460
12947210314,16sleep012982-21fschecks_count07:58:060
522329914,17sleep05227-21munin-node10:53:190
2049829915,16sleep03250-21snmpd08:20:530
2235929714,16sleep022415-21cat08:27:470
1533129714,16sleep015355-21users08:03:430
1126429714,16sleep011265-21munin-node11:12:570
1015029714,16sleep010153-21iostat12:48:160
656829614,16sleep06597-21df_inode10:58:020
214629614,16sleep02164-21ntp_kernel_pll_12:23:270
180829614,16sleep01812-21hddtemp_smartct10:43:100
139029614,16sleep01444-21aten_r4power_po09:02:580
1289999615,72cyclictest14790-21munin-node11:23:060
1289999614,73cyclictest7107-21munin-node07:38:380
2472829514,16sleep024731-21ntp_states08:33:280
1289999515,70cyclictest8440-21wc09:23:190
553529414,16sleep05563-21ps12:33:340
355629414,16sleep03584-21netstat07:28:230
2775829414,16sleep03321-21lldpd10:23:100
1905729414,15sleep03321-21lldpd08:17:220
1289999415,70cyclictest29177-21cpu10:27:580
1289999415,69cyclictest6768-21irqstats09:18:170
1289999414,71cyclictest22598-21cpu08:28:000
2120429314,15sleep021205-21diskstats11:43:050
1289999314,70cyclictest3596-21iostat_ios10:48:180
1289999314,70cyclictest2053-21munin-node07:23:310
328929214,15sleep03355-21grep09:08:070
2665629214,16sleep026703-21users08:38:430
1622629214,16sleep016255-21df_inode09:48:020
1324429214,16sleep012889-21munin-node11:18:130
1289999215,67cyclictest3207-21munin-node12:27:570
1289999214,68cyclictest30921-21cut10:33:080
1047529214,16sleep010491-21timerwakeupswit09:28:420
853729114,16sleep08539-21irqstats12:43:160
2317829114,16sleep023180-21ntpq10:08:280
1289999115,66cyclictest9652-21aten_r4power_cu11:07:570
1289999114,69cyclictest12928-21cpu09:38:000
1289999114,68cyclictest22614-21munin-node11:48:080
1289999113,68cyclictest32492-21munin-node10:38:060
2487729015,16sleep024880-21ntp_states11:53:270
1549629014,16sleep03321-21lldpd09:44:060
1289999014,67cyclictest30721-21munin-node12:13:260
1289999014,67cyclictest30607-21sh12:12:460
1289999014,41cyclictest7869-21munin-node07:42:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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