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2025-12-10 - 08:03
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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 Dec 10, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16677210514,33sleep016701-21missed_timers21:33:540
27283210414,20sleep027334-21date20:28:130
30794210114,16sleep030848-21munin-node22:18:250
10959210114,16sleep03217-21snmpd21:16:340
7452210015,19sleep07457-21smart_hda00:24:050
10546210014,16sleep010544-21ntp_states00:33:570
2506129921,16sleep024262-21munin-node21:59:100
2190029914,15sleep021927-21sensors23:29:030
1481229914,16sleep014833-21df_abs23:08:290
2981999814,75cyclictest19281-21aten_r4power_cu20:03:260
2327629815,16sleep023274-21ntp_states21:53:540
1168029813,16sleep011689-21wc19:38:490
71629716,15sleep03217-21snmpd20:44:090
581029714,16sleep05841-21cat22:39:120
487329614,16sleep04877-21diskstats19:18:320
2297029613,15sleep023021-21latency20:13:490
1829829614,15sleep018305-21awk19:58:570
1319229614,16sleep013203-21iostat19:43:390
1020029514,16sleep010204-21munin-node22:53:420
47129414,16sleep0473-21irqstats00:03:450
391529415,16sleep03923-21memory00:13:500
2981999414,71cyclictest9053-21munin-node00:29:030
2601229414,16sleep026048-21df22:03:280
1485529414,16sleep014876-21hddtemp_smartct21:28:390
1334329413,15sleep013351-21kernelversion21:23:450
704029314,15sleep00-21swapper19:24:010
312729314,16sleep03147-21hostname20:53:270
2016829314,16sleep020186-21sensors_volt21:44:010
705929215,16sleep07057-21ntp_states21:04:000
2981999215,67cyclictest28372-21uname23:49:000
2981999214,67cyclictest2260-21munin-node20:49:040
2801829214,16sleep028026-21memory22:08:480
2755829215,16sleep027561-21df20:28:300
1504529214,16sleep015049-21sh19:48:550
846929114,16sleep08471-21irqstats21:08:450
2981999115,66cyclictest3499-21awk22:33:360
2981999114,68cyclictest12403-21timerandwakeup00:39:080
2981999114,40cyclictest6187-21seq21:02:240
2981999113,68cyclictest5944-21timerwakeupswit00:19:080
2918129114,16sleep029210-21df_inode20:33:280
2152129114,16sleep021529-21memory21:48:470
2132929114,16sleep021332-21iostat_ios20:08:430
34529014,16sleep0346-21irqstats22:23:440
2981999015,66cyclictest3533-21runrttasks21:18:160
2981999014,67cyclictest6666-21cpu22:43:260
2981999014,67cyclictest3533-21runrttasks22:14:120
2981998915,65cyclictest3533-21runrttasks23:33:300
2981998914,66cyclictest3533-21runrttasks19:28:260
2981998914,66cyclictest29916-21munin-node23:53:580
1646128914,15sleep016462-21iostat_ios19:53:430
2981998814,65cyclictest9538-21munin-node19:33:230
2981998814,65cyclictest3360-21cut19:13:350
2981998813,66cyclictest14039-21vmstat23:04:150
885528713,18sleep08899-21munin-node22:49:000
2981998615,35cyclictest20198-21munin-node23:24:000
325928513,19sleep00-21swapper00:13:120
3225128514,15sleep00-21swapper00:02:080
2981998515,60cyclictest24832-21munin-node20:19:030
2981998514,62cyclictest24865-21seq23:38:470
1895528514,15sleep00-21swapper21:40:340
1283728513,19sleep00-21swapper23:02:430
2728228413,19sleep00-21swapper23:46:210
291828313,19sleep00-21swapper22:31:380
1768828314,19sleep00-21swapper23:17:320
236428113,14sleep00-21swapper19:09:150
1929728114,15sleep00-21swapper23:22:250
2981998014,57cyclictest30633-21munin-node20:38:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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