You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-04 - 18:11

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 Fri Sep 04, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32475211289,18sleep00-21swapper/007:05:040
1684210695,6sleep10-21swapper/107:08:251
1702210594,6sleep20-21swapper/207:08:392
1671210282,15sleep30-21swapper/307:08:163
192862950,0sleep20-21swapper/211:20:172
183599350,33cyclictest0-21swapper/108:10:121
306562300,1sleep0101ktimersoftd/010:26:150
1838992926,2cyclictest26035-21kworker/u8:010:58:042
1838992926,2cyclictest16195-21kworker/u8:211:17:052
1838992926,2cyclictest11303-21kworker/u8:211:01:052
1838992825,2cyclictest18866-21kworker/u8:209:52:052
1838992825,2cyclictest16114-21kworker/u8:212:10:052
1838992724,2cyclictest8961-21kworker/u8:111:44:052
1838992724,2cyclictest30079-21kworker/u8:010:46:052
1838992724,2cyclictest30079-21kworker/u8:010:31:052
1838992724,2cyclictest30079-21kworker/u8:010:31:042
1838992724,2cyclictest23832-21kworker/u8:012:00:052
1838992724,2cyclictest13734-21kworker/u8:110:22:052
1838992724,2cyclictest13734-21kworker/u8:110:15:052
183899271,18cyclictest0-21swapper/210:40:042
1838992623,2cyclictest31481-21kworker/u8:009:28:052
1838992623,2cyclictest30079-21kworker/u8:010:39:052
1838992623,2cyclictest30055-21kworker/u8:112:06:052
1838992623,2cyclictest11214-21kworker/u8:109:39:052
51302250,0sleep10-21swapper/110:00:481
1838992522,2cyclictest7841-21kworker/u8:010:06:022
1838992522,2cyclictest29943-21kworker/u8:008:27:052
1838992522,2cyclictest26035-21kworker/u8:011:13:052
1838992522,2cyclictest2467-21kworker/u8:011:39:052
1838992522,2cyclictest2154-21kworker/u8:207:25:052
1838992522,2cyclictest18807-21kworker/u8:110:50:022
183899250,18cyclictest0-21swapper/210:29:052
1838992421,2cyclictest29943-21kworker/u8:008:16:052
1838992421,2cyclictest2154-21kworker/u8:207:14:052
1838992421,2cyclictest16131-21kworker/u8:009:09:052
1838992421,2cyclictest16131-21kworker/u8:009:04:022
123602240,1sleep2301ktimersoftd/212:18:492
1838992320,2cyclictest30055-21kworker/u8:112:38:022
1838992320,2cyclictest29943-21kworker/u8:008:56:042
1838992320,2cyclictest29943-21kworker/u8:008:52:052
1838992320,2cyclictest2154-21kworker/u8:207:51:052
1838992320,2cyclictest2154-21kworker/u8:207:19:042
1838992320,2cyclictest20281-21kworker/u8:007:56:022
1838992320,2cyclictest18866-21kworker/u8:209:56:042
1838992320,2cyclictest13047-21kworker/u8:212:22:052
1838992320,2cyclictest11351-21kworker/u8:007:39:052
183499230,11cyclictest0-21swapper/010:04:040
1838992219,2cyclictest29943-21kworker/u8:008:23:052
1838992219,2cyclictest1802-21kworker/u8:108:35:052
1838992219,2cyclictest14069-21kworker/u8:107:41:042
183999211,18cyclictest0-21swapper/309:45:103
1838992118,2cyclictest14069-21kworker/u8:107:45:052
183899210,18cyclictest0-21swapper/211:59:042
1838992017,2cyclictest2154-21kworker/u8:208:09:042
183899200,18cyclictest0-21swapper/211:09:042
183499200,2cyclictest0-21swapper/007:35:090
183899190,2cyclictest0-21swapper/212:34:052
183899190,2cyclictest0-21swapper/211:50:052
183899190,2cyclictest0-21swapper/211:45:052
183899190,2cyclictest0-21swapper/211:27:052
183899190,2cyclictest0-21swapper/210:12:042
183899190,18cyclictest0-21swapper/209:20:042
183899190,17cyclictest0-21swapper/209:15:052
183499190,18cyclictest0-21swapper/012:36:040
172852190,0sleep00-21swapper/011:50:340
209832180,1sleep20-21swapper/212:26:512
183899180,2cyclictest0-21swapper/207:30:052
183899170,2cyclictest0-21swapper/209:14:052
1834991714,2cyclictest30079-21kworker/u8:010:40:050
183499170,2cyclictest0-21swapper/012:25:120
1839991611,3cyclictest9863-21ssh10:05:303
183999161,13cyclictest6223-21ssh10:01:503
1839991611,3cyclictest16969-21sendmail-mta12:24:013
183999161,13cyclictest10420-21ssh11:44:293
183899160,2cyclictest0-21swapper/208:13:042
183899160,14cyclictest0-21swapper/208:30:102
183599161,13cyclictest24114-21hddtemp_smartct11:25:141
1834991613,2cyclictest30055-21kworker/u8:112:07:050
1834991613,2cyclictest1802-21kworker/u8:109:18:060
183999151,3cyclictest0-21swapper/310:34:233
183999151,3cyclictest0-21swapper/310:34:233
183999151,12cyclictest18111-21apt-get07:49:153
183999151,12cyclictest0-21swapper/311:05:563
183999151,12cyclictest0-21swapper/307:50:173
1839991510,3cyclictest26020-21aten2.4_r3power12:00:133
1839991510,3cyclictest0-21swapper/311:25:003
183999150,13cyclictest0-21swapper/307:30:013
183899150,2cyclictest0-21swapper/207:24:062
183599151,12cyclictest5759-21apt-get11:40:061
1835991510,3cyclictest0-21swapper/109:10:181
183599150,13cyclictest2272-21taskset12:08:461
183599150,13cyclictest18318-21diskmemload12:01:061
183599150,13cyclictest18318-21diskmemload11:09:561
183599150,13cyclictest18318-21diskmemload11:03:161
1834991512,2cyclictest8961-21kworker/u8:111:43:050
1834991512,2cyclictest7841-21kworker/u8:010:12:040
1834991512,2cyclictest2467-21kworker/u8:011:47:040
1834991512,2cyclictest18866-21kworker/u8:209:53:050
1834991512,2cyclictest11214-21kworker/u8:109:38:010
297272140,2sleep00-21swapper/012:03:450
28782142,2sleep014726-1kworker/0:0H11:04:330
183999149,3cyclictest15703-21ls09:01:013
1839991411,2cyclictest0-21swapper/312:07:393
1839991411,2cyclictest0-21swapper/307:21:003
183999141,11cyclictest18318-21diskmemload10:25:583
183999140,3cyclictest0-21swapper/312:14:093
183999140,2cyclictest12370-21ssh10:40:293
183999140,2cyclictest0-21swapper/311:34:093
183999140,2cyclictest0-21swapper/309:34:593
183999140,13cyclictest0-21swapper/312:15:503
183999140,13cyclictest0-21swapper/310:21:093
183999140,12cyclictest0-21swapper/311:51:163
183999140,12cyclictest0-21swapper/310:18:373
183899141,2cyclictest0-21swapper/211:30:152
183599149,3cyclictest11802-21ssh10:07:481
183599141,2cyclictest15075-21ssh09:38:571
1835991411,2cyclictest0-21swapper/109:25:261
183599140,3cyclictest17863-21ssh11:19:291
183599140,2cyclictest0-21swapper/111:20:051
183599140,2cyclictest0-21swapper/110:59:251
183599140,13cyclictest0-21swapper/112:37:351
183599140,13cyclictest0-21swapper/107:45:161
183599140,12cyclictest19756-21sh12:25:371
183599140,12cyclictest0-21swapper/112:30:391
183599140,12cyclictest0-21swapper/109:15:071
1834991411,2cyclictest30079-21kworker/u8:010:30:050
1834991411,2cyclictest30079-21kworker/u8:010:30:040
1834991411,2cyclictest18686-21kworker/u8:209:12:040
1834991411,2cyclictest1802-21kworker/u8:109:22:050
183499140,12cyclictest0-21swapper/010:15:130
183499140,12cyclictest0-21swapper/008:05:140
279342138,2sleep00-21swapper/010:24:410
183999138,3cyclictest5241-21ssh09:29:033
183999132,6cyclictest0-21swapper/311:59:593
183999132,6cyclictest0-21swapper/310:40:013
183999131,3cyclictest0-21swapper/308:25:103
183999131,2cyclictest15715-21ssh11:16:163
1839991310,2cyclictest0-21swapper/312:31:183
1839991310,2cyclictest0-21swapper/309:50:103
1839991310,2cyclictest0-21swapper/309:40:393
1839991310,2cyclictest0-21swapper/309:23:593
1839991310,2cyclictest0-21swapper/307:36:003
183999130,2cyclictest0-21swapper/312:39:033
183999130,2cyclictest0-21swapper/307:55:143
183999130,1cyclictest0-21swapper/310:13:303
183999130,12cyclictest0-21swapper/311:48:303
183999130,12cyclictest0-21swapper/311:25:503
183999130,12cyclictest0-21swapper/311:10:163
183999130,12cyclictest0-21swapper/309:15:113
183999130,12cyclictest0-21swapper/309:10:153
183999130,11cyclictest28060-21ssh10:56:063
183999130,11cyclictest22563-21ssh10:50:533
183999130,11cyclictest14069-21kworker/u8:107:40:043
183999130,11cyclictest0-21swapper/311:36:363
183599138,3cyclictest19672-21sh10:15:221
183599138,3cyclictest0-21swapper/109:20:041
1835991310,2cyclictest0-21swapper/112:23:471
1835991310,2cyclictest0-21swapper/111:49:151
1835991310,2cyclictest0-21swapper/109:45:121
1835991310,2cyclictest0-21swapper/107:50:121
183599130,2cyclictest0-21swapper/111:30:161
183599130,2cyclictest0-21swapper/110:40:061
183599130,2cyclictest0-21swapper/110:30:461
183599130,2cyclictest0-21swapper/110:30:451
183599130,2cyclictest0-21swapper/110:10:151
183599130,2cyclictest0-21swapper/109:30:591
183599130,2cyclictest0-21swapper/108:40:181
183599130,12cyclictest18318-21diskmemload10:25:121
183599130,12cyclictest0-21swapper/111:56:551
183599130,12cyclictest0-21swapper/111:53:361
183599130,12cyclictest0-21swapper/110:52:191
183599130,12cyclictest0-21swapper/110:36:261
183599130,12cyclictest0-21swapper/109:52:561
183599130,12cyclictest0-21swapper/109:40:361
183599130,12cyclictest0-21swapper/108:55:111
183499139,2cyclictest0-21swapper/007:50:150
183499138,3cyclictest27227-21munin-node0
1834991310,2cyclictest30079-21kworker/u8:010:36:050
1834991310,2cyclictest2154-21kworker/u8:207:11:050
1834991310,2cyclictest18318-21diskmemload11:31:020
1834991310,2cyclictest1115-21kworker/u8:111:16:050
1834991310,2cyclictest0-21swapper/012:20:160
1834991310,2cyclictest0-21swapper/011:23:550
1834991310,2cyclictest0-21swapper/009:55:010
1834991310,2cyclictest0-21swapper/009:40:510
183499130,2cyclictest0-21swapper/011:12:420
183499130,2cyclictest0-21swapper/010:55:150
183499130,2cyclictest0-21swapper/007:30:150
183499130,12cyclictest0-21swapper/009:26:110
105422130,2sleep20-21swapper/209:34:362
183999129,2cyclictest0-21swapper/309:35:583
183999129,2cyclictest0-21swapper/308:06:343
183999120,2cyclictest0-21swapper/312:25:453
183999120,2cyclictest0-21swapper/311:00:433
183999120,1cyclictest0-21swapper/307:16:003
183999120,11cyclictest0-21swapper/310:45:033
183999120,11cyclictest0-21swapper/309:56:493
183999120,11cyclictest0-21swapper/308:15:093
183999120,10cyclictest29943-21kworker/u8:008:30:023
183899120,8cyclictest0-21swapper/210:01:012
183899120,2cyclictest0-21swapper/208:40:062
183899120,11cyclictest0-21swapper/209:44:362
183599129,2cyclictest0-21swapper/110:47:191
183599129,2cyclictest0-21swapper/109:05:141
183599129,2cyclictest0-21swapper/108:50:181
183599129,2cyclictest0-21swapper/108:26:011
183599128,2cyclictest30671-21munin-node1
183599121,9cyclictest12323-21apt-config07:35:011
183599121,9cyclictest0-21swapper/108:00:161
183599121,6cyclictest0-21swapper/107:30:001
183599121,5cyclictest0-21swapper/107:55:011
183599120,2cyclictest0-21swapper/111:11:271
183599120,2cyclictest0-21swapper/109:56:571
183599120,2cyclictest0-21swapper/107:40:181
183599120,2cyclictest0-21swapper/107:25:191
183599120,11cyclictest0-21swapper/112:15:581
183599120,11cyclictest0-21swapper/111:35:091
183599120,11cyclictest0-21swapper/110:21:361
183599120,11cyclictest0-21swapper/109:00:121
183599120,11cyclictest0-21swapper/108:35:001
183599120,11cyclictest0-21swapper/108:06:021
183599120,11cyclictest0-21swapper/107:15:171
183599120,10cyclictest0-21swapper/108:30:121
183499129,2cyclictest0-21swapper/012:18:240
183499129,2cyclictest0-21swapper/012:11:510
183499129,2cyclictest0-21swapper/011:26:140
183499129,2cyclictest0-21swapper/010:46:200
183499129,2cyclictest0-21swapper/009:30:510
183499129,2cyclictest0-21swapper/008:45:000
183499129,2cyclictest0-21swapper/008:00:150
183499129,2cyclictest0-21swapper/007:21:000
183499120,7cyclictest0-21swapper/007:41:020
183499120,2cyclictest0-21swapper/012:30:310
183499120,2cyclictest0-21swapper/009:46:040
183499120,2cyclictest0-21swapper/008:21:020
183499120,11cyclictest18318-21diskmemload10:50:410
183499120,11cyclictest10118-21ssh10:05:510
183499120,11cyclictest0-21swapper/011:56:350
183499120,11cyclictest0-21swapper/011:36:010
183499120,11cyclictest0-21swapper/011:05:260
183499120,11cyclictest0-21swapper/007:55:120
111452120,8sleep311261-21load08:50:173
183999118,2cyclictest0-21swapper/308:44:163
183999112,7cyclictest0-21swapper/308:11:023
183999112,6cyclictest0-21swapper/308:48:593
183999112,5cyclictest0-21swapper/308:05:013
183999110,1cyclictest0-21swapper/308:35:173
183999110,10cyclictest0-21swapper/308:55:443
183899118,2cyclictest0-21swapper/209:45:372
183599117,2cyclictest0-21swapper/107:10:131
183599111,5cyclictest0-21swapper/108:50:001
183599111,2cyclictest0-21swapper/112:10:091
183599110,9cyclictest6263-21munin-node1
183499118,2cyclictest0-21swapper/008:55:220
183499112,6cyclictest0-21swapper/009:01:000
183499111,7cyclictest4556-21metacity08:52:590
183499110,3cyclictest30069-21unixbench_singl08:16:010
183999100,9cyclictest0-21swapper/309:05:453
183899100,6cyclictest0-21swapper/208:01:012
183599105,3cyclictest28284-21sendmail-mta08:16:011
183499103,6cyclictest0-21swapper/008:26:010
183499103,5cyclictest0-21swapper/008:36:030
183499100,7cyclictest0-21swapper/008:43:590
183499100,7cyclictest0-21swapper/007:49:020
183499100,2cyclictest0-21swapper/007:15:360
18399996,2cyclictest0-21swapper/307:10:163
18399994,3cyclictest30702-21aten2.4-expect08:20:113
18399994,3cyclictest11619-21timerwakeupswit07:31:013
18389992,5cyclictest0-21swapper/208:49:592
18349996,2cyclictest0-21swapper/008:30:160
18349990,8cyclictest0-21swapper/007:25:150
18349990,3cyclictest16660-21aten2.4_r3power09:05:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional