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2026-06-29 - 03:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Mon Jun 29, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
108583822890,4chrt1085835-21diskstats00:35:220
107873922820,2sleep01078740-21latency_hist00:10:070
101694822500,4chrt1016917-21ntp_states20:26:130
101249522480,2chrt1012493-21memory20:10:290
104011922100,2sleep01040120-21acpi21:50:110
104158021990,3sleep01041581-21df_inode21:55:170
105055621880,3chrt1050554-21swap22:26:190
103813621830,2sleep01038137-21/usr/sbin/munin21:41:210
106824621820,4chrt1068248-21ls23:30:300
99539099180152,19cyclictest1016300-21kworker/u2:120:51:180
106989221800,4chrt1069863-21ntp_states23:36:150
106710921790,3sleep01067107-21open_files23:26:120
99539099177148,20cyclictest1034907-21kworker/u2:021:35:060
108080721760,2sleep01080808-21/usr/sbin/munin00:16:170
103452621700,3chrt1034528-21latency_hist21:30:080
103094921700,3chrt1030950-21gzip21:16:160
99563721670,3chrt995640-21sort19:10:210
108441021670,3chrt1084413-21grep00:30:130
99539099152123,20cyclictest1000973-21kworker/u2:119:30:020
99539099146117,20cyclictest1045556-21kworker/u2:122:30:130
99539099143112,20cyclictest1045556-21kworker/u2:122:40:280
99539099140112,19cyclictest993066-21kworker/u2:219:15:110
100443521300,3sleep01004434-21/usr/sbin/munin19:41:130
102539721280,3sleep01025398-21mailstats20:56:170
9953909912698,19cyclictest1030224-21kworker/u2:021:20:080
9953909912596,19cyclictest1043167-21kworker/u2:022:10:240
9953909912595,19cyclictest1007931-21kworker/u2:020:31:130
9953909911682,23cyclictest1076203-21b-backup00:00:010
106588321100,3sleep01065884-21/usr/sbin/munin23:21:170
9953909910675,20cyclictest1059986-21kworker/u2:223:05:040
100846621020,3sleep01008467-21gcc19:55:490
995390999768,19cyclictest1000973-21kworker/u2:119:52:350
995390999767,19cyclictest1043167-21kworker/u2:022:03:160
995390998857,20cyclictest1039067-21kworker/u2:021:46:230
995390998558,18cyclictest1045556-21kworker/u2:122:39:480
995390998254,19cyclictest1016300-21kworker/u2:121:10:060
995390997843,13cyclictest1044567-21missed_timers22:05:320
995390997739,15cyclictest1036303-21ntpq21:35:440
995390997650,15cyclictest374-21runrttasks21:11:140
99520627620,20sleep00-21swapper19:08:390
995390997447,17cyclictest1048794-21ntpq22:20:320
995390997444,19cyclictest1079133-21kworker/u2:000:14:490
995390997442,21cyclictest1041791-1kworker/0:1H22:55:310
995390997349,13cyclictest1074303-21ls23:51:200
995390997347,14cyclictest1047483-21ntpq22:15:510
995390997342,21cyclictest1061268-21/usr/sbin/munin23:05:280
995390997338,12cyclictest1041791-1kworker/0:1H23:15:060
995390997246,15cyclictest1002923-21gcc19:35:550
995390997148,15cyclictest995389-21cyclictest19:31:180
995390997147,14cyclictest1082002-21ntpq00:20:520
995390997146,15cyclictest1083383-21runrttasks00:25:520
995390997145,14cyclictest1021996-21/usr/sbin/munin20:45:220
995390997145,14cyclictest1010927-21df20:05:150
995390997133,15cyclictest1073435-21munin-run23:50:040
995390997132,14cyclictest1009462-21/usr/sbin/munin20:00:130
995390997046,14cyclictest1020938-21ntpq20:40:340
995390997045,14cyclictest998513-21sshd19:20:270
995390997043,16cyclictest1057194-21ntpq22:50:410
995390997043,16cyclictest1026201-21apt21:00:120
995390997043,16cyclictest1005596-21ntpq19:45:320
995390997043,15cyclictest1015377-21ntpq20:20:370
995390996944,13cyclictest1063938-21awk23:15:240
995390996944,13cyclictest1055847-21ntpq22:45:490
995390996943,17cyclictest1076377-21munin-node00:00:140
995390996938,21cyclictest1003786-1kworker/0:0H20:15:360
995390996842,16cyclictest267-21dbus-daemon20:40:070
995390996743,13cyclictest1071115-21ntpq23:40:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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