You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-18 - 01:53

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #3, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 all highest latencies:
System rack3slot6s.osadl.org (updated Tue Aug 18, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8618210989,14sleep30-21swapper/319:07:143
8750210889,13sleep10-21swapper/119:08:571
1803721080,0sleep30-21swapper/322:43:333
8774210797,6sleep00-21swapper/019:09:160
8104210079,15sleep20-21swapper/219:05:492
85162770,0sleep30-21swapper/300:14:123
214922730,0sleep00-21swapper/022:46:230
28402670,1sleep1221ktimersoftd/123:00:551
89572540,0sleep00-21swapper/021:28:040
93642310,0sleep10-21swapper/100:15:111
886199252,18cyclictest0-21swapper/320:28:043
886199241,18cyclictest0-21swapper/321:07:043
886199232,17cyclictest0-21swapper/319:54:053
886099230,21cyclictest0-21swapper/223:15:092
206022230,0sleep30-21swapper/322:45:383
886199222,11cyclictest0-21swapper/323:23:043
886199221,4cyclictest0-21swapper/321:36:043
886199220,17cyclictest0-21swapper/320:22:043
886199220,17cyclictest0-21swapper/300:22:013
8860992219,2cyclictest30479-21kworker/u8:021:26:042
8860992219,2cyclictest1085-21kworker/u8:222:48:042
886099221,2cyclictest0-21swapper/220:15:122
270822220,1sleep30-21swapper/300:33:003
886199212,2cyclictest0-21swapper/323:38:023
886199212,2cyclictest0-21swapper/323:14:053
886199212,2cyclictest0-21swapper/323:00:043
886199212,2cyclictest0-21swapper/320:36:013
886199212,2cyclictest0-21swapper/319:35:053
886199212,18cyclictest0-21swapper/321:44:043
886199210,4cyclictest0-21swapper/323:53:043
886199210,4cyclictest0-21swapper/322:17:043
886199210,4cyclictest0-21swapper/322:07:043
886199210,4cyclictest0-21swapper/320:48:043
8860992118,2cyclictest31333-21kworker/u8:022:57:042
8860992118,2cyclictest30479-21kworker/u8:021:47:042
8860992118,2cyclictest10622-21kworker/u8:221:37:042
8859992116,3cyclictest6098-21rm21:25:131
8858992117,2cyclictest0-21swapper/020:40:130
885899210,2cyclictest0-21swapper/020:00:120
885899210,19cyclictest0-21swapper/020:45:110
886199202,2cyclictest0-21swapper/322:52:013
886199202,2cyclictest0-21swapper/300:17:043
886199201,2cyclictest0-21swapper/320:32:043
886199201,2cyclictest0-21swapper/320:12:043
886199200,3cyclictest0-21swapper/323:59:043
886199200,3cyclictest0-21swapper/323:16:043
886199200,3cyclictest0-21swapper/323:08:053
886199200,3cyclictest0-21swapper/320:56:043
886199200,3cyclictest0-21swapper/319:16:043
886199200,17cyclictest0-21swapper/322:02:053
886199200,16cyclictest0-21swapper/319:44:013
8860992017,2cyclictest4569-21kworker/u8:223:29:042
8860992017,2cyclictest25339-21kworker/u8:121:52:042
8860992015,3cyclictest17390-21ssh22:10:102
886099201,17cyclictest0-21swapper/200:30:112
886099200,2cyclictest0-21swapper/220:35:112
885999200,18cyclictest0-21swapper/100:05:141
885899200,18cyclictest0-21swapper/019:45:100
57522200,1sleep00-21swapper/022:30:190
182302200,0sleep10-21swapper/122:10:161
886199194,2cyclictest0-21swapper/319:28:043
886199191,2cyclictest0-21swapper/300:04:053
886199190,2cyclictest0-21swapper/321:48:063
886199190,2cyclictest0-21swapper/321:32:043
8860991916,2cyclictest32149-21kworker/u8:020:44:042
8860991916,2cyclictest32149-21kworker/u8:020:34:042
8860991916,2cyclictest31097-21kworker/u8:022:32:042
8860991916,2cyclictest29474-21kworker/u8:200:02:042
8860991916,2cyclictest25709-21kworker/u8:123:48:042
8860991916,2cyclictest25339-21kworker/u8:122:06:052
886099190,2cyclictest0-21swapper/219:10:122
885899190,2cyclictest0-21swapper/019:10:120
886199180,2cyclictest0-21swapper/321:25:133
8860991815,2cyclictest5201-21kworker/u8:019:24:052
8860991815,2cyclictest32149-21kworker/u8:021:03:042
8860991815,2cyclictest27920-21kworker/u8:120:04:012
8860991815,2cyclictest25709-21kworker/u8:100:18:042
8860991815,2cyclictest25709-21kworker/u8:100:13:042
8860991815,2cyclictest25339-21kworker/u8:122:04:012
8860991815,2cyclictest12419-21kworker/u8:119:47:042
885999181,15cyclictest0-21swapper/100:37:221
886199170,3cyclictest0-21swapper/323:30:043
886199170,3cyclictest0-21swapper/322:36:043
8860991714,2cyclictest32761-21kworker/u8:023:39:042
8860991714,2cyclictest32149-21kworker/u8:020:47:042
8860991714,2cyclictest31333-21kworker/u8:023:13:042
8860991714,2cyclictest31097-21kworker/u8:022:35:052
8860991714,2cyclictest30479-21kworker/u8:021:16:052
8860991714,2cyclictest30479-21kworker/u8:021:16:042
8860991714,2cyclictest25709-21kworker/u8:123:44:042
8860991714,2cyclictest23597-21kworker/u8:121:12:042
8860991714,2cyclictest22136-21kworker/u8:219:57:042
8860991714,2cyclictest1085-21kworker/u8:222:40:042
886199162,2cyclictest0-21swapper/320:08:053
8861991613,2cyclictest0-21swapper/300:05:143
8860991613,2cyclictest31097-21kworker/u8:022:24:042
8860991613,2cyclictest30479-21kworker/u8:021:33:042
8860991613,2cyclictest19607-21kworker/u8:221:20:042
8860991613,2cyclictest14266-21kworker/u8:000:26:012
885999161,3cyclictest4698-21munin-node1
8859991611,3cyclictest9634-21rm22:35:121
885999161,13cyclictest22030-21cut23:20:301
8859991611,3cyclictest0-21swapper/120:10:001
8858991611,3cyclictest0-21swapper/023:45:390
185092160,1sleep20-21swapper/200:24:412
886199151,2cyclictest3728-21runrttasks20:01:063
8861991510,3cyclictest28576-21ssh21:15:123
8861991510,3cyclictest28576-21ssh21:15:123
8860991512,2cyclictest27920-21kworker/u8:120:05:042
8860991512,2cyclictest16617-21kworker/u8:323:54:042
8860991511,2cyclictest3728-21runrttasks23:24:392
886099151,12cyclictest0-21swapper/221:40:342
886099150,14cyclictest0-21swapper/223:33:042
885999151,3cyclictest11077-21df_inode19:15:131
885999151,3cyclictest0-21swapper/120:45:201
8859991512,2cyclictest0-21swapper/121:43:181
885999151,12cyclictest3728-21runrttasks21:54:011
885999151,12cyclictest3219-21ssh21:21:221
8859991510,3cyclictest0-21swapper/122:50:131
885999150,13cyclictest0-21swapper/122:56:501
885899152,6cyclictest0-21swapper/021:00:000
885899150,13cyclictest0-21swapper/021:45:170
886199141,2cyclictest1833-21memory21:20:183
886199141,11cyclictest1018-21ssh22:25:463
886199140,3cyclictest17609-21cat19:31:023
886199140,2cyclictest0-21swapper/322:21:063
886199140,12cyclictest37-21rcuc/322:56:023
886199140,12cyclictest0-21swapper/322:13:593
886099141,2cyclictest24479-21df22:50:142
8860991411,2cyclictest25339-21kworker/u8:121:56:042
886099140,2cyclictest32728-21cut20:10:142
886099140,2cyclictest0-21swapper/223:09:042
886099140,2cyclictest0-21swapper/221:05:192
886099140,10cyclictest0-21swapper/219:31:042
885999142,6cyclictest0-21swapper/119:25:001
8859991410,2cyclictest0-21swapper/120:15:411
885999140,3cyclictest0-21swapper/119:30:161
885999140,13cyclictest0-21swapper/121:56:121
885999140,12cyclictest723-21ssh23:32:131
885999140,12cyclictest0-21swapper/121:33:321
885999140,12cyclictest0-21swapper/121:10:581
885999140,11cyclictest0-21swapper/122:23:231
885899142,7cyclictest0-21swapper/021:15:000
885899141,11cyclictest0-21swapper/023:06:440
8858991410,2cyclictest30473-21apt-get23:30:120
885899140,2cyclictest0-21swapper/020:35:110
885899140,12cyclictest25210-21missed_timers19:50:160
885899140,12cyclictest1624-21apt-get20:15:130
885899140,12cyclictest0-21swapper/023:25:130
885899140,12cyclictest0-21swapper/023:00:180
885899140,12cyclictest0-21swapper/022:40:170
885899140,12cyclictest0-21swapper/021:23:300
8861991310,2cyclictest0-21swapper/321:10:133
886199130,2cyclictest0-21swapper/300:35:073
886199130,12cyclictest0-21swapper/322:33:563
886099138,3cyclictest2725-21ssh23:00:462
8860991310,2cyclictest12419-21kworker/u8:119:50:012
8860991310,2cyclictest12419-21kworker/u8:119:41:042
886099130,2cyclictest0-21swapper/220:27:052
886099130,12cyclictest2332-21ssh22:27:092
886099130,12cyclictest0-21swapper/222:18:262
886099130,12cyclictest0-21swapper/200:05:432
886099130,11cyclictest0-21swapper/200:35:092
885999139,2cyclictest0-21swapper/122:00:191
885999138,3cyclictest19266-21ssh22:45:061
885999138,3cyclictest10990-21cut23:10:001
885999131,7cyclictest0-21swapper/120:30:001
8859991310,2cyclictest0-21swapper/123:59:431
8859991310,2cyclictest0-21swapper/123:48:331
8859991310,2cyclictest0-21swapper/123:35:191
8859991310,2cyclictest0-21swapper/122:05:391
8859991310,2cyclictest0-21swapper/121:49:531
8859991310,2cyclictest0-21swapper/121:01:031
8859991310,2cyclictest0-21swapper/100:22:411
8859991310,2cyclictest0-21swapper/100:10:131
885999130,2cyclictest0-21swapper/122:26:211
885999130,2cyclictest0-21swapper/121:18:041
885999130,2cyclictest0-21swapper/121:18:031
885999130,2cyclictest0-21swapper/120:10:201
885999130,12cyclictest0-21swapper/123:43:231
885999130,12cyclictest0-21swapper/123:13:421
885999130,12cyclictest0-21swapper/122:15:231
885999130,11cyclictest0-21swapper/123:25:181
885999130,11cyclictest0-21swapper/121:36:221
885999130,11cyclictest0-21swapper/120:20:301
885999130,11cyclictest0-21swapper/119:45:181
885999130,11cyclictest0-21swapper/100:00:301
885899132,6cyclictest0-21swapper/023:20:000
885899132,6cyclictest0-21swapper/022:25:010
885899132,6cyclictest0-21swapper/019:40:000
885899132,6cyclictest0-21swapper/000:40:000
8858991310,2cyclictest0-21swapper/023:40:160
8858991310,2cyclictest0-21swapper/022:21:050
885899130,2cyclictest0-21swapper/022:04:280
885899130,2cyclictest0-21swapper/021:41:020
885899130,2cyclictest0-21swapper/000:20:170
885899130,11cyclictest543-21ssh21:19:510
885899130,11cyclictest543-21ssh21:19:510
885899130,11cyclictest26407-21ssh00:31:570
885899130,11cyclictest0-21swapper/022:50:140
885899130,11cyclictest0-21swapper/021:53:260
886199129,2cyclictest0-21swapper/323:40:153
886199122,6cyclictest0-21swapper/319:46:003
886199122,5cyclictest0-21swapper/320:00:003
886199120,2cyclictest0-21swapper/321:50:073
886199120,2cyclictest0-21swapper/320:15:143
886199120,11cyclictest0-21swapper/323:46:063
886199120,11cyclictest0-21swapper/321:57:063
886199120,11cyclictest0-21swapper/320:51:043
886099129,2cyclictest17407-21kworker/u8:120:53:052
886099120,2cyclictest0-21swapper/220:20:002
886099120,2cyclictest0-21swapper/219:18:042
886099120,11cyclictest0-21swapper/223:55:222
886099120,11cyclictest0-21swapper/220:55:202
885999129,2cyclictest0-21swapper/123:16:111
885999129,2cyclictest0-21swapper/119:25:141
885999129,2cyclictest0-21swapper/119:10:001
885999127,3cyclictest12262-21sed20:40:141
885999122,5cyclictest0-21swapper/121:00:001
885999121,9cyclictest0-21swapper/121:05:131
885999121,9cyclictest0-21swapper/120:00:171
885999121,9cyclictest0-21swapper/119:50:121
885999121,9cyclictest0-21swapper/100:31:011
885999121,3cyclictest0-21swapper/119:35:131
885999120,2cyclictest0-21swapper/120:53:521
885999120,2cyclictest0-21swapper/120:30:201
885999120,11cyclictest23339-21diskmemload00:25:121
885999120,11cyclictest0-21swapper/123:50:171
885999120,11cyclictest0-21swapper/122:42:411
885899129,2cyclictest30698-21ssh00:03:320
885899129,2cyclictest15973-21apt-get23:15:090
885899122,7cyclictest0-21swapper/020:53:580
885899121,9cyclictest9329-21copy22:35:010
885899121,3cyclictest13881-21munin-run00:20:000
885899120,2cyclictest0-21swapper/022:19:070
885899120,2cyclictest0-21swapper/021:37:110
885899120,2cyclictest0-21swapper/020:20:200
885899120,2cyclictest0-21swapper/019:15:150
885899120,2cyclictest0-21swapper/000:26:040
885899120,11cyclictest7941-21ssh00:13:180
885899120,11cyclictest0-21swapper/023:55:150
885899120,11cyclictest0-21swapper/023:50:190
885899120,11cyclictest0-21swapper/023:13:220
885899120,11cyclictest0-21swapper/022:56:580
885899120,11cyclictest0-21swapper/021:05:310
885899120,11cyclictest0-21swapper/019:20:110
885899120,10cyclictest0-21swapper/022:06:570
886199112,6cyclictest0-21swapper/300:26:053
886199112,5cyclictest0-21swapper/319:25:003
886199110,10cyclictest0-21swapper/323:26:043
886099110,7cyclictest0-21swapper/219:26:042
885999116,3cyclictest0-21swapper/120:35:171
885999111,8cyclictest0-21swapper/119:55:161
885999110,9cyclictest20369-21munin-node1
885899118,2cyclictest26395-21apt-get19:55:120
885899118,2cyclictest0-21swapper/022:10:140
885899112,6cyclictest11783-21ssh21:30:320
885899112,6cyclictest0-21swapper/023:36:580
885899111,6cyclictest0-21swapper/019:40:090
885899110,2cyclictest2484-21ssh00:07:370
885899110,10cyclictest0-21swapper/021:55:410
885899101,6cyclictest0-21swapper/019:31:000
885899100,9cyclictest0-21swapper/020:13:400
885899100,6cyclictest0-21swapper/020:30:190
312932100,1sleep00-21swapper/020:05:170
119782100,2sleep30-21swapper/320:40:143
88619994,3cyclictest19570-21head21:00:143
88619990,5cyclictest0-21swapper/319:11:053
88589994,3cyclictest6174-21df_abs20:25:150
88589994,3cyclictest14907-21gltestperf19:25:160
88589991,6cyclictest0-21swapper/021:00:260
88609983,3cyclictest18559-21cpu19:35:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional