You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-15 - 06:20
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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 #b, slot #7

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.

Note that this system runs a non-RT kernel.
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 100 highest latencies:
System rackbslot7s.osadl.org (updated Sun Feb 15, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34862115689,11544sleep024453-21kworker/0:121:34:590
34862115689,11544sleep024453-21kworker/0:121:34:590
8661233395,3263sleep024708-21kworker/0:023:31:580
244712150813,1469sleep030994-21kworker/u8:222:39:590
1424128407,819sleep014285-21ntpq23:50:110
6378280910,780sleep013441-21snmpd21:44:480
16151258526,541sleep116168-21/usr/sbin/munin22:14:571
28508249620,459sleep328542-21/usr/sbin/munin00:35:113
185124686,450sleep01887-21ntpq19:45:100
15829243115,402sleep215873-21ntpq20:30:092
10833240218,242sleep010895-21fschecks_time23:40:060
1682022949,243sleep00-21swapper/022:15:450
463228940,234sleep0539-21switchtime19:40:250
28765227410,246sleep128876-21cat19:29:481
28449225738,198sleep00-21swapper/021:10:110
167442243133,78sleep011-21ksoftirqd/023:59:470
30379224031,187sleep021914-1kworker/0:2H22:59:450
1059822237,200sleep010491-21cron20:14:490
17356220723,163sleep016958-21/usr/sbin/munin00:00:120
3373218917,149sleep00-21swapper/019:50:100
22478218719,24sleep00-21swapper/000:15:260
22478218719,24sleep00-21swapper/000:15:260
5184217911,150sleep00-21swapper/023:20:160
17926217814,57sleep00-21swapper/022:20:050
30295217726,26sleep00-21swapper/021:15:160
19709217114,19sleep00-21swapper/020:42:580
23601216743,84sleep00-21swapper/000:20:060
23601216743,84sleep00-21swapper/000:20:060
22101216647,69sleep02-21kthreadd22:34:220
22101216647,69sleep02-21kthreadd22:34:220
12594216515,131sleep012613-21latency_hist22:04:460
12594216515,131sleep012613-21latency_hist22:04:460
1418421636,32sleep00-21swapper/020:25:100
23567215910,135sleep023585-21fschecks_count20:55:050
2856721528,15sleep10-21swapper/100:35:131
29820215110,22sleep00-21swapper/019:30:480
20175215112,119sleep020231-21fschecks_count00:10:050
20175215112,119sleep020231-21fschecks_count00:10:050
15836215114,122sleep016049-21latency_hist22:14:480
2540621499,74sleep00-21swapper/019:17:240
2540621499,74sleep00-21swapper/019:17:240
12176214913,100sleep00-21swapper/020:19:490
18339214814,121sleep018360-21ls20:39:470
1102021480,18sleep130994-21kworker/u8:221:59:461
2792721439,120sleep028073-21modprobe00:34:480
2875221378,33sleep00-21swapper/019:29:470
25014213722,44sleep00-21swapper/020:59:500
19848213715,107sleep319922-21latency_hist00:09:473
24062213614,16sleep00-21swapper/022:39:470
2784621335,90sleep00-21swapper/022:50:090
21897213311,46sleep00-21swapper/020:49:560
427213113,45sleep00-21swapper/023:05:180
4309213025,86sleep14362-21latency_hist19:54:471
10389213016,76sleep00-21swapper/020:13:270
2712121298,54sleep013441-21snmpd19:24:100
971321289,41sleep00-21swapper/021:55:010
719021275,12sleep00-21swapper/023:27:590
32612212622,26sleep20-21swapper/221:24:472
334421247,105sleep03393-21ntpq23:15:110
28087212314,94sleep2367-21sshd00:34:582
2319021238,38sleep00-21swapper/019:10:290
17911212318,85sleep317919-21vmstat20:35:183
2195521199,38sleep022006-21cyclictest19:09:490
1731121199,98sleep313441-21snmpd22:17:583
7967211710,39sleep00-21swapper/021:49:480
661021179,36sleep00-21swapper/020:00:160
499721179,33sleep00-21swapper/019:55:150
4951211712,91sleep34989-21ntpq19:55:143
23877211715,84sleep223916-21sed20:55:112
12232211713,88sleep3222-21systemd-journal22:00:463
12232211713,88sleep3222-21systemd-journal22:00:463
2074021168,34sleep00-21swapper/020:45:160
1941211610,33sleep00-21swapper/021:29:580
3311211516,76sleep33342-21/usr/sbin/munin23:15:103
3082221159,32sleep00-21swapper/023:00:060
2669021158,33sleep00-21swapper/021:05:030
2669021158,33sleep00-21swapper/021:05:030
22198211528,66sleep122151-21latency_hist22:34:481
22198211528,66sleep122151-21latency_hist22:34:481
28661211415,82sleep228723-21/usr/sbin/munin21:10:182
12123211416,75sleep312172-21latency_hist20:19:483
775521136,32sleep00-21swapper/020:05:040
31466211317,78sleep231478-21vmstat19:35:352
31466211317,78sleep231478-21vmstat19:35:352
3254211242,54sleep13323-21latency_hist21:34:471
27283211122,75sleep127296-21sh22:49:451
23901211113,28sleep223890-21munin-node19:14:512
23901211113,28sleep223890-21munin-node19:14:512
661721089,16sleep00-21swapper/021:45:000
2697321086,31sleep00-21swapper/000:30:120
1521421080,6sleep10-21swapper/123:54:471
3221021045,29sleep00-21swapper/021:20:210
9201210124,52sleep39220-21apt-get20:09:553
12943210110,48sleep00-21swapper/022:05:070
12943210110,48sleep00-21swapper/022:05:070
2786829921,58sleep327923-21latency_hist00:34:473
185392989,49sleep00-21swapper/000:05:000
145329811,63sleep20-21swapper/219:44:592
3362970,9sleep30-21swapper/323:05:163
144229728,58sleep013441-21snmpd21:27:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional