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2026-07-01 - 19:05
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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 Jul 01, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2246427110,5sleep022460-21crond07:25:020
28052211013,84sleep027614-21munin-node11:00:360
312221040,4sleep03123-21wc08:05:040
11211210114,20sleep011271-21ls08:30:040
225739910016,74cyclictest25800-21awk09:15:030
648329814,16sleep03250-21snmpd11:34:580
3002529814,16sleep030058-21processes12:45:510
22573999815,74cyclictest20241-21munin-node08:55:550
2120329814,17sleep021236-21basename12:20:150
1050429814,16sleep010524-21open_inodes11:45:480
1315729714,16sleep013196-21fschecks_count08:35:240
526429614,21sleep05274-21idleruntime09:50:280
22573999614,73cyclictest25880-21cut07:35:140
22573999613,73cyclictest16833-21sh08:45:480
966629514,15sleep09706-21grep10:05:040
8352950,4sleep0837-21grep07:55:590
3159329513,15sleep031614-21sort07:51:000
2348229514,16sleep023485-21munin-node12:25:500
22573999515,70cyclictest29701-21ntp_offset07:45:410
22573999514,72cyclictest31106-21fschecks_count11:10:240
3275129414,16sleep032755-21hddtemp_smartct09:35:280
2671729414,16sleep026715-21ntp_states12:35:470
22573999415,69cyclictest25235-21mailstats12:30:540
22573999415,41cyclictest19706-21df_inode10:35:200
22573999414,70cyclictest31003-21munin-node09:30:240
1670529414,15sleep016732-21latency10:25:360
845029314,66sleep08489-21munin-node08:20:310
2766429314,16sleep027667-21diskstats07:40:220
22573999315,69cyclictest19386-21crond10:35:030
22573999314,70cyclictest3407-21hostname09:45:290
22573999314,70cyclictest13296-21fschecks_time10:15:240
22573999314,43cyclictest24946-21tr10:50:410
1528129315,15sleep015284-21ntp_states10:20:460
494429214,16sleep04993-21df08:10:170
2343129215,15sleep023454-21sendmail_mailtr09:05:530
2280729213,66sleep022595-21munin-node07:25:230
22573999214,69cyclictest3568-21runrttasks09:24:430
1677929214,15sleep016782-21irqstats12:05:360
729629113,16sleep07316-21ps11:35:490
2825629114,16sleep027697-21munin-node12:40:420
22573999115,66cyclictest15323-21munin-node08:40:510
22573999114,67cyclictest11985-21munin-node11:50:370
2132929114,17sleep021332-21df_inode10:40:220
3157629014,16sleep031574-21ntp_states12:50:450
22573999014,66cyclictest3354-21awk08:05:170
22573999014,66cyclictest29777-21munin-node09:25:420
2339828914,15sleep023396-21ntp_states10:45:480
22573998914,66cyclictest3536-21df_abs11:25:190
22573998914,66cyclictest12829-21munin-run08:35:030
22573998914,39cyclictest13589-21latency11:55:360
1992528914,15sleep019929-21hddtemp_smartct12:15:270
2184528815,16sleep021846-21smart_hda09:00:540
2747528715,16sleep022572-21cyclictest10:59:550
22573998714,36cyclictest18473-21open_inodes08:50:490
22573998613,64cyclictest1686-21aten_r4power_vo09:40:160
1840028614,15sleep018401-21iostat_ios12:10:370
22573998515,61cyclictest1674-21munin-node11:20:150
22573998514,62cyclictest7193-21open_files09:55:480
1248428514,15sleep00-21swapper10:11:390
3041028414,15sleep00-21swapper11:07:210
22573998416,59cyclictest26342-21iostat_ios09:15:320
22573998413,36cyclictest14721-21munin-node12:00:170
22573998314,60cyclictest24942-21processes07:30:500
118028313,15sleep00-21swapper11:17:000
1084028313,15sleep00-21swapper10:06:260
876528213,15sleep08793-21ls11:40:400
22573998115,56cyclictest6968-21memory08:15:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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