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2026-09-08 - 19:55
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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 highest latencies:
System rack7slot2.osadl.org (updated Tue Sep 08, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20346199157137,12cyclictest53-21kswapd011:30:150
20346199157137,12cyclictest53-21kswapd011:30:140
203461997263,5cyclictest312661-21kworker/u4:14+events_unbound10:40:040
203461997255,11cyclictest332150-21ssh11:00:000
203462996953,11cyclictest332158-21modprobe10:59:591
203462996859,7cyclictest294509-21kworker/u4:19+events_unbound11:20:151
203461996644,18cyclictest390298-21apt-get12:05:150
203462996558,5cyclictest306630-21ntpq10:30:371
203461996521,21cyclictest414032-21ssh12:30:570
203462996452,10cyclictest53-21kswapd010:25:011
203461996344,13cyclictest243432-21apt-get09:20:140
203461996242,13cyclictest288730-21ssh10:10:340
203461996231,28cyclictest382225-21ssh11:55:290
203462996151,8cyclictest317-21systemd-journal10:35:041
203462996150,8cyclictest208536-21systemd07:29:271
203461996142,16cyclictest412225-21munin-run12:30:000
203461996142,15cyclictest324565-21ps10:50:400
203461996131,27cyclictest373452-21ntpq11:45:370
203461996131,27cyclictest373452-21ntpq11:45:360
203461996042,15cyclictest310216-21apt-get10:35:130
203461996039,15cyclictest207456-21apt-get07:25:140
203461995932,12cyclictest306538-21ssh10:30:310
203461995931,25cyclictest345841-21sshd11:15:130
203462995845,8cyclictest37-21kcompactd011:44:411
203462995836,16cyclictest243445-21ssh09:20:141
203462995835,18cyclictest293285-21ssh10:15:381
203461995851,5cyclictest254479-21kworker/u4:10+events_unbound09:35:130
203461995843,12cyclictest293339-21ssh10:15:390
203461995842,12cyclictest225420-21apt-get08:35:170
203461995841,13cyclictest217673-21apt-get08:05:120
203461995839,15cyclictest354699-21apt-get11:25:120
203461995839,15cyclictest220949-21ps08:15:360
203461995838,15cyclictest296809-21apt-get10:20:090
203461995836,17cyclictest395502-21ssh12:10:320
203462995737,13cyclictest256870-21ssh09:35:181
203461995741,12cyclictest223399-21ntpq08:25:290
203461995732,10cyclictest301947-21ntpq10:25:240
203461995731,23cyclictest332960-21gltestperf11:00:220
203461995731,11cyclictest261971-21ssh09:40:260
203462995650,4cyclictest327787-21latency_hist10:55:011
203462995646,8cyclictest404400-21ntp_kernel_pll_12:20:281
203462995645,9cyclictest388193-21kworker/u4:5+events_unbound12:15:241
203461995649,5cyclictest319972-21ntpq10:45:330
203461995639,14cyclictest211291-21apt-get07:40:130
203461995638,12cyclictest368917-21ntpq11:40:320
203461995636,16cyclictest404512-21ssh12:20:340
203461995632,8cyclictest239229-21df_inode09:15:190
203461995627,26cyclictest275395-21ntpq09:55:370
203462995550,3cyclictest203389-21kworker/u4:6+events_unbound07:19:251
203462995538,13cyclictest382391-21ps11:55:371
203461995542,9cyclictest215102-21apt-get07:55:120
203461995542,8cyclictest206791-21ntpq07:20:360
203461995539,12cyclictest247878-21apt-get09:25:120
203461995539,12cyclictest247878-21apt-get09:25:110
203461995538,13cyclictest233096-21apt-get09:05:120
203461995535,16cyclictest342177-21awk11:10:300
203461995531,20cyclictest385901-21apt-get12:00:150
203462995447,5cyclictest412610-21aten_r7power_en12:30:151
203462995446,5cyclictest408674-21/usr/sbin/munin12:25:271
203462995444,7cyclictest37-21kcompactd007:10:311
203462995434,15cyclictest386738-21sh12:00:311
203462995434,13cyclictest373450-21ssh11:45:371
203462995434,13cyclictest373450-21ssh11:45:361
203461995446,6cyclictest265872-21aten_r7power_po09:45:170
203461995439,11cyclictest350285-21apt-get11:20:110
203461995439,11cyclictest213125-21ntpq07:45:260
203461995439,11cyclictest203610-21apt-get07:10:110
203461995439,10cyclictest270170-21apt-get09:50:150
203461995436,12cyclictest217503-21modprobe08:05:010
203461995429,21cyclictest232932-21latency_hist09:05:000
203461995428,23cyclictest0-21swapper/011:35:320
203461995423,27cyclictest417802-21ssh12:35:340
203462995339,8cyclictest314708-21ssh10:40:141
203462995336,12cyclictest288728-21ntpq10:10:331
203462995335,15cyclictest390340-21ssh12:05:151
203462995334,14cyclictest337781-21ssh11:05:331
203461995345,4cyclictest209274-21ntpq07:30:280
203461995345,4cyclictest209274-21ntpq07:30:270
203461995342,5cyclictest399948-21ntpq12:15:300
203461995341,10cyclictest381184-21latency_hist11:55:010
203461995340,10cyclictest231120-21ntpq08:55:240
203461995340,10cyclictest214459-21ntpq07:50:280
203461995338,11cyclictest205454-21ntpq07:15:270
203461995335,15cyclictest219534-21ntpq08:10:290
203461995330,9cyclictest283788-21ssh10:05:170
203461995328,22cyclictest279363-21/usr/sbin/munin10:00:210
203461995327,10cyclictest253032-21ntpq09:30:270
203462995232,15cyclictest265733-21ssh09:45:131
203461995238,10cyclictest209996-21apt-get07:35:110
203461995237,12cyclictest337640-21ntpq11:05:260
203461995227,22cyclictest229524-21fschecks_count08:50:170
203461995225,10cyclictest229095-21munin-run08:50:000
203461995224,12cyclictest235252-21ssh09:10:300
203461995211,20cyclictest0-21swapper/008:30:170
203462995143,5cyclictest302576-21grep10:25:381
203462995143,5cyclictest209579-21timerandwakeup07:30:411
203462995143,5cyclictest209579-21timerandwakeup07:30:401
203462995128,15cyclictest239726-21ntpq09:15:301
203461995142,4cyclictest221521-21apt-get08:20:130
203461995139,9cyclictest227263-21ntpq08:40:270
203462995035,10cyclictest355473-21ntpq11:25:281
203462995033,13cyclictest253037-21ssh09:30:261
203462995033,13cyclictest225423-21sshd08:35:171
203462995032,13cyclictest345854-21ssh11:15:141
203462995031,15cyclictest270989-21ntpq09:50:331
203462994940,6cyclictest216173-21kworker/u4:0-rpciod08:30:001
203462994939,7cyclictest212674-21aten_r7power_vo07:45:151
203462994935,10cyclictest378008-21ps11:50:421
203462994931,13cyclictest279819-21ntpq10:00:311
203462994929,12cyclictest319790-21ssh10:45:251
203462994841,5cyclictest1073-21snmpd11:00:081
203462994833,9cyclictest283525-21ssh10:05:151
203462994832,10cyclictest359580-21fschecks_count11:30:281
203462994832,10cyclictest359580-21fschecks_count11:30:281
203462994829,13cyclictest233801-21grep09:05:371
203462994828,16cyclictest417501-21ssh12:35:211
203462994740,5cyclictest394775-21dpkg12:10:141
203462994739,5cyclictest261693-21fschecks_time09:40:191
203462994739,5cyclictest222260-21sendmail_mailqu08:20:381
203462994737,8cyclictest218791-21idleruntime-cro08:10:011
203462994731,13cyclictest235356-21ntpq09:10:361
203462994730,11cyclictest342141-21ssh11:10:271
203462994728,13cyclictest220782-21sed08:15:241
203462994726,16cyclictest275533-21ssh09:55:431
203462994638,5cyclictest0-21swapper/111:35:131
203462994635,8cyclictest217512-21munin-run08:05:001
203462994631,11cyclictest214419-21ntpq07:50:271
203462994625,17cyclictest247879-21ssh09:25:121
203462994625,17cyclictest247879-21ssh09:25:111
203462994535,8cyclictest215907-21switchtime07:55:381
203462994533,9cyclictest231084-21ntpq08:55:221
203462994531,11cyclictest219509-21ntpq08:10:271
203462994530,11cyclictest1073-21snmpd09:00:361
203462994527,15cyclictest224698-21ntpq08:30:361
203462994424,16cyclictest0-21swapper/108:50:291
203462994412,9cyclictest227986-21apt-get08:45:131
20346199447,30cyclictest203458-21cyclictest07:10:010
203462994334,6cyclictest206240-21grep07:20:171
203462994325,13cyclictest227008-21fschecks_time08:40:221
203462994233,6cyclictest0-21swapper/107:40:191
203462994133,5cyclictest203390-21kworker/u4:7-rpciod07:10:011
203462994128,10cyclictest210561-21ntpq07:35:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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