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2025-12-08 - 20:34
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rack3slot7.osadl.org (updated Mon Dec 08, 2025 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140200ksoftirqd/015680-21kworker/0:106:56:260
309129812854cyclictest14460-21munin-node11:16:530
309129812558cyclictest30907-21munin-node11:51:550
309129812351cyclictest14472-21mailstats07:46:520
14991230watchdog/018113-21needreboot09:42:150
309129812268cyclictest2064-21egrep07:07:040
309129812151cyclictest8880-21munin-node09:12:170
14991210watchdog/030200-21df_inode10:22:070
309129812061cyclictest21288-21aten2.4-expect09:52:200
309129812055cyclictest2996-21runrttasks11:01:180
309129812054cyclictest2996-21runrttasks09:59:000
309129812054cyclictest10020-21munin-node09:17:010
309129811965cyclictest31144-21runrttasks08:40:250
309129811959cyclictest3538-21df07:12:010
309129811956cyclictest27236-21aten2.4_r3power10:12:100
309129811955cyclictest2996-21runrttasks08:51:450
309129811954cyclictest432-21latency_hist10:31:420
309129811858cyclictest2996-21runrttasks12:04:340
309129811858cyclictest2996-21runrttasks10:20:210
309129811856cyclictest32596-21latency_hist07:01:420
309129811853cyclictest797-21munin-node08:47:070
309129811760cyclictest2996-21runrttasks11:03:570
309129811757cyclictest758-21aten2.4-expect10:32:040
309129811753cyclictest2277-21aten2.4_r3power10:37:020
309129811751cyclictest20908-21df_inode11:37:060
309129811749cyclictest17730-21df11:27:020
309129811658cyclictest16805-21missed_timers11:22:270
309129811657cyclictest2996-21runrttasks11:13:320
309129811656cyclictest6744-21munin-node10:52:090
309129811656cyclictest6521-21munin-node07:22:170
309129811653cyclictest15068-21kernelversion09:32:170
309129811652cyclictest28496-21df08:32:020
309129811650cyclictest26848-21mailstats11:56:530
309129811648cyclictest20506-21latency_hist09:51:420
309129811647cyclictest28233-21latency_hist08:31:420
309129811566cyclictest2325-21cpu12:22:050
309129811564cyclictest13987-21runrttasks07:44:010
309129811561cyclictest16468-21runrttasks09:37:110
309129811557cyclictest5481-21df_inode10:47:090
309129811554cyclictest22628-21nfs_client08:12:100
309129811553cyclictest987-21nfs_client12:17:130
309129811553cyclictest26005-21timerandwakeup10:07:240
309129811551cyclictest11919-21vmstat09:22:140
309129811464cyclictest3835-21uptime10:42:010
309129811459cyclictest24419-21aten2.4-expect10:02:240
309129811457cyclictest10040-21aten2.4_r3power07:32:010
309129811455cyclictest2996-21runrttasks11:35:170
309129811455cyclictest11380-21munin-node11:07:090
309129811454cyclictest1144-21sh07:02:250
309129811453cyclictest31594-21df12:12:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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