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2026-07-21 - 19:11
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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 Jul 21, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11995211416,21sleep012017-21df07:22:230
9344210814,82sleep09372-21netstat10:32:470
5411210314,15sleep05412-21sshd12:01:260
32050210114,16sleep032089-21netstat11:42:490
14081210114,16sleep014086-21munin-node12:27:340
18644210015,15sleep018647-21diskstats09:22:260
2443129914,16sleep03250-21snmpd07:59:430
222012990,4sleep022200-21cut11:12:390
94029816,15sleep0942-21munin-node08:27:370
2534129814,16sleep024841-21munin-node08:02:430
3157729714,69sleep031613-21fschecks_time08:22:320
1753329714,16sleep017539-21smart_hda07:37:590
1467829713,15sleep03250-21snmpd07:29:300
13474999715,73cyclictest5617-21hostname10:22:210
2945729613,15sleep00-21swapper09:55:260
2224029614,15sleep022257-21iostat12:52:360
2220429617,15sleep022220-21missed_timers09:32:470
543429514,16sleep05502-21latency_hist10:22:090
1926429515,16sleep018510-21munin-node11:02:550
13474999515,70cyclictest24941-21hostname09:42:200
13474999514,72cyclictest16272-21sort12:33:070
2617229414,15sleep00-21swapper11:24:250
13474999415,70cyclictest17204-21fschecks_count12:37:290
13474999414,71cyclictest3568-21runrttasks08:34:500
2812929314,16sleep028142-21latency_hist11:32:090
2696729314,15sleep026975-21memory08:07:400
1948729313,15sleep00-21swapper07:44:050
148229313,15sleep01504-21ls11:48:010
13474999314,70cyclictest11679-21seq10:40:170
2359229216,15sleep023378-21munin-node11:17:290
13474999215,68cyclictest31409-21aten_r4power_cu10:02:200
13474999214,69cyclictest30973-21runrttasks09:59:320
1400729114,16sleep014008-21irqstats09:07:400
13474999115,67cyclictest12431-21latency09:02:420
13474999115,39cyclictest8107-21munin-node08:48:120
13474999114,68cyclictest2303-21munin-node11:53:100
2108229014,15sleep021085-21grep12:48:070
1903329014,15sleep019034-21irqstats12:42:410
1706429014,16sleep017091-21df_inode10:57:240
1560329014,15sleep015614-21iostat09:12:360
13474999015,66cyclictest27824-21runrttasks09:50:200
13474999014,66cyclictest20484-21smartctl11:07:320
13474999014,41cyclictest5491-21munin-node08:42:200
13474998915,65cyclictest8703-21munin-node08:52:290
13474998914,66cyclictest17477-21open_files09:17:540
2070728813,15sleep00-21swapper09:27:530
1537328813,15sleep015432-21perl07:32:300
13474998815,64cyclictest3568-21runrttasks10:45:060
13474998814,65cyclictest3568-21runrttasks12:12:110
13474998814,65cyclictest20775-21munin-node07:47:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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