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2026-08-16 - 17:00
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot8.osadl.org (updated Sun Aug 16, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26180219322,56sleep026186-21diskstats19:05:170
271779917535,32cyclictest10250irq/56-4a10000023:08:150
271779917238,29cyclictest10250irq/56-4a10000000:00:140
271779916843,30cyclictest3650irq/20-4900000019:27:100
27177991608,20cyclictest5076-21latency_hist19:50:020
271779916054,24cyclictest101ktimersoftd/020:30:040
271779916053,14cyclictest10150irq/55-4a10000023:17:220
271779915852,12cyclictest101ktimersoftd/023:34:110
271779915718,46cyclictest6290-21wget00:05:130
271779915049,14cyclictest10150irq/55-4a10000021:53:510
27177991378,43cyclictest7462-21apt-get22:06:450
271779913436,34cyclictest10250irq/56-4a10000021:08:380
18153211717,86sleep018154-21diskstats22:45:250
900821095,90sleep01305-21snmpd20:03:230
40021066,89sleep0401-21fw_forwarded_lo19:30:270
959221026,83sleep09603-21ntp_offset00:16:110
1062421006,81sleep010657-21aten_r7power_vo20:10:150
67132986,80sleep06731-21/usr/sbin/munin22:00:390
44122976,79sleep04414-21sshd23:56:230
174132974,80sleep017415-21fw_forwarded_lo20:35:280
27177999640,38cyclictest0-21swapper/021:18:400
161712966,78sleep016169-21df_inode20:30:310
11622956,76sleep01198-21dpkg21:40:160
27177999465,18cyclictest14293-21dmidecode00:32:250
9962900,6sleep0994-21cpu23:45:170
27177999066,10cyclictest101ktimersoftd/000:29:220
27177999042,16cyclictest10250irq/56-4a10000022:13:100
27177999038,35cyclictest2457-21/usr/sbin/munin23:50:190
288062866,69sleep028812-21ntp_states21:20:410
27177998641,28cyclictest10530-21basename00:20:170
37182856,68sleep03725-21apt21:50:010
27177998538,15cyclictest10250irq/56-4a10000023:42:290
27177998537,31cyclictest30975-21/usr/sbin/munin23:35:560
27177998440,29cyclictest3650irq/20-4900000021:00:200
27177998435,15cyclictest10250irq/56-4a10000000:38:250
27177998341,29cyclictest3650irq/20-4900000022:15:320
27177998334,11cyclictest101ktimersoftd/021:10:210
27177998330,18cyclictest14027-21runrttasks22:29:370
27177998235,31cyclictest20988-21mailstats22:55:460
27177998227,39cyclictest0-21swapper/022:23:550
27177998221,16cyclictest14192-21latency_hist20:25:020
2717799816,20cyclictest6319-21apt-get19:57:110
27177998143,26cyclictest3650irq/20-4900000022:40:230
27177998052,13cyclictest10150irq/55-4a10000021:00:020
27177998046,27cyclictest10250irq/56-4a10000023:24:080
27177998038,28cyclictest10250irq/56-4a10000019:18:580
27177998032,29cyclictest2801-21wget19:40:130
27177998019,17cyclictest15418-21seq22:35:040
2717799798,55cyclictest29931-21/usr/sbin/munin19:20:160
2717799797,34cyclictest1305-21snmpd00:14:190
27177997949,15cyclictest10150irq/55-4a10000022:35:380
27177997949,13cyclictest10150irq/55-4a10000020:45:230
27177997940,23cyclictest0-21swapper/021:28:420
27177997932,13cyclictest10150irq/55-4a10000021:35:270
27177997931,17cyclictest19215-21wget22:50:130
27177997922,23cyclictest1305-21snmpd19:53:210
27177997860,11cyclictest101ktimersoftd/020:15:200
27177997854,10cyclictest101ktimersoftd/023:25:220
27177997848,14cyclictest10150irq/55-4a10000021:55:210
27177997758,11cyclictest101ktimersoftd/020:40:410
27177997754,12cyclictest101ktimersoftd/020:50:490
27177997750,18cyclictest2047-21/usr/sbin/munin19:35:480
27177997749,18cyclictest31260-21runrttasks21:30:370
27177997747,14cyclictest10150irq/55-4a10000020:05:240
27177997747,13cyclictest10150irq/55-4a10000023:10:230
27177997746,13cyclictest10150irq/55-4a10000019:10:260
27177997528,19cyclictest787-21haveged23:01:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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