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2026-02-22 - 07:38
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #4, slot #1

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 
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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.

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 376 highest latencies:
System rack4slot1s.osadl.org (updated Sun Feb 22, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
307621070,2chrt3077-21/usr/sbin/munin20:21:220
307621070,2chrt3077-21/usr/sbin/munin20:21:220
18712760,1chrt1828-21latency_hist21:46:091
18712760,1chrt1828-21latency_hist21:46:091
141432750,2chrt0-21swapper/020:51:210
141432750,2chrt0-21swapper/020:51:210
141432750,2chrt0-21swapper/020:51:210
316652700,3chrt0-21swapper/300:31:223
78042540,1sleep17831-21/usr/sbin/munin23:26:281
321242540,3sleep00-21swapper/023:06:200
265222520,1sleep126699-21cat19:56:321
265222520,1sleep126699-21cat19:56:321
265222520,1sleep126699-21cat19:56:321
15502520,3sleep20-21swapper/223:11:212
15502520,3sleep20-21swapper/223:11:212
8789995138,9cyclictest19909-21latency_hist00:01:121
8789995138,9cyclictest19909-21latency_hist00:01:121
8789995138,9cyclictest19909-21latency_hist00:01:121
210162490,3sleep2351rcuc/200:01:302
210162490,3sleep2351rcuc/200:01:302
8788994824,22cyclictest27706-21cut20:01:210
8788994824,22cyclictest27706-21cut20:01:210
878899441,19cyclictest20138-21/usr/sbin/munin00:01:300
878899441,19cyclictest20138-21/usr/sbin/munin00:01:300
60662440,2sleep05156-21/usr/sbin/munin23:21:280
60662440,2sleep05156-21/usr/sbin/munin23:21:280
258262430,3sleep00-21swapper/021:21:280
258262430,3sleep00-21swapper/021:21:280
258262430,3sleep00-21swapper/021:21:280
237132430,2sleep10-21swapper/119:51:161
21242420,8sleep0221irq_work/023:11:270
21242420,8sleep0221irq_work/023:11:270
8788994113,5cyclictest24208-21kernelversion19:51:220
8788994113,5cyclictest24208-21kernelversion19:51:220
8788994113,5cyclictest15170-21cpuspeed22:21:180
8788994113,5cyclictest15170-21cpuspeed22:21:180
113102410,1sleep20-21swapper/222:11:152
113102410,1sleep20-21swapper/222:11:152
113102410,1sleep20-21swapper/222:11:152
8788994013,25cyclictest0-21swapper/000:01:110
8788994013,25cyclictest0-21swapper/000:01:110
8788994013,25cyclictest0-21swapper/000:01:110
299142400,1sleep00-21swapper/020:06:230
299142400,1sleep00-21swapper/020:06:230
17792400,3sleep10-21swapper/100:36:311
17792400,3sleep10-21swapper/100:36:311
17792400,3sleep10-21swapper/100:36:311
17792400,3sleep10-21swapper/100:36:311
8789993933,4cyclictest7412-21cron22:01:081
8789993933,4cyclictest7412-21cron22:01:081
8788993915,2cyclictest0-21swapper/020:11:250
8788993915,2cyclictest0-21swapper/020:11:250
8788993912,5cyclictest0-21swapper/020:56:310
8788993912,5cyclictest0-21swapper/020:56:310
880399382,27cyclictest20059-21chrt00:01:153
880399382,27cyclictest20059-21chrt00:01:153
880399382,27cyclictest20059-21chrt00:01:153
8788993817,2cyclictest0-21swapper/000:21:300
8788993813,2cyclictest0-21swapper/022:11:200
8788993813,2cyclictest0-21swapper/022:11:200
878899381,12cyclictest15099-21/usr/sbin/munin22:21:320
878899381,12cyclictest15099-21/usr/sbin/munin22:21:320
127672380,3sleep20-21swapper/223:41:202
878999372,28cyclictest20560-21if_err_eth000:01:231
878999372,28cyclictest20560-21if_err_eth000:01:231
878899371,14cyclictest4721-21kworker/u9:1+rpciod19:26:590
878899371,14cyclictest4721-21kworker/u9:1+rpciod19:26:590
8788993630,4cyclictest30732-21head00:26:340
8788993629,5cyclictest26760-21threads00:16:300
8788993629,5cyclictest26760-21threads00:16:300
8788993629,5cyclictest26760-21threads00:16:300
8788993617,17cyclictest0-21swapper/022:31:320
8788993617,17cyclictest0-21swapper/022:31:320
8788993613,4cyclictest0-21swapper/023:16:240
8788993613,4cyclictest0-21swapper/023:16:240
8788993613,4cyclictest0-21swapper/023:16:240
251432360,3chrt0-21swapper/021:21:200
120632360,3chrt0-21swapper/222:11:272
120632360,3chrt0-21swapper/222:11:272
8788993528,5cyclictest20492-21kernelversion19:41:240
8788993528,5cyclictest20492-21kernelversion19:41:240
8788993514,4cyclictest0-21swapper/021:41:320
8788993514,4cyclictest0-21swapper/021:41:320
48762340,2chrt0-21swapper/021:51:310
8788993326,5cyclictest11646-21processes23:36:290
8788993326,5cyclictest11646-21processes23:36:290
229142330,4sleep022918-21gltestperf22:41:240
229142330,4sleep022918-21gltestperf22:41:240
8789993223,7cyclictest4722-21processes21:51:301
8788993225,5cyclictest9434-21kernelversion23:31:220
8788993225,5cyclictest9434-21kernelversion23:31:220
8788993225,5cyclictest20092-21netstat21:06:260
8788993225,5cyclictest20092-21netstat21:06:260
8789993121,8cyclictest28696-21kernelversion22:56:231
8789993121,8cyclictest28696-21kernelversion22:56:231
8788993126,3cyclictest22195-21fschecks_count00:06:210
8788993126,3cyclictest22195-21fschecks_count00:06:210
8788993125,4cyclictest8158-21kernelversion22:01:250
8788993125,4cyclictest8158-21kernelversion22:01:250
879299301,21cyclictest20035-21chrt00:01:132
879299301,21cyclictest20035-21chrt00:01:132
879299301,21cyclictest20035-21chrt00:01:132
8789993023,5cyclictest24252-21cron22:46:081
8789993023,5cyclictest24252-21cron22:46:081
8789993021,7cyclictest8779-21cyclictest21:16:301
8789993021,7cyclictest8779-21cyclictest21:16:301
8789993017,10cyclictest31497-21cut00:31:211
8788993024,4cyclictest30480-21latency_hist21:36:090
8788993024,4cyclictest30480-21latency_hist21:36:090
8788993023,5cyclictest28612-21latency_hist21:31:080
8788993023,5cyclictest28612-21latency_hist21:31:080
8788993023,5cyclictest1055-21fschecks_time00:36:220
8788993023,5cyclictest1055-21fschecks_time00:36:220
8788993023,5cyclictest1055-21fschecks_time00:36:220
8788993023,5cyclictest1055-21fschecks_time00:36:220
8788993023,5cyclictest10244-21fschecks_count20:41:220
8792992922,5cyclictest30874-21chrt21:36:212
8792992922,5cyclictest30874-21chrt21:36:212
8792992922,5cyclictest30874-21chrt21:36:212
8789992924,3cyclictest0-21swapper/121:03:311
8789992922,4cyclictest0-21swapper/122:21:081
8789992922,4cyclictest0-21swapper/122:21:081
8789992920,7cyclictest12440-21timerandwakeup22:11:311
8789992920,7cyclictest12440-21timerandwakeup22:11:311
8789992920,6cyclictest0-21swapper/123:21:201
8789992920,6cyclictest0-21swapper/123:21:201
8788992923,5cyclictest2543-21kernelversion21:46:230
8788992923,5cyclictest2543-21kernelversion21:46:230
8788992923,4cyclictest1388-21ntp_kernel_err20:16:260
8788992923,4cyclictest1388-21ntp_kernel_err20:16:260
8788992923,4cyclictest0-21swapper/000:31:240
8788992922,5cyclictest18788-21needreboot19:36:260
8788992922,5cyclictest18788-21needreboot19:36:260
8789992822,5cyclictest27572-21missed_timers21:26:251
8789992822,5cyclictest27572-21missed_timers21:26:251
8789992821,5cyclictest0-21swapper/123:06:301
8789992820,6cyclictest24621-21ntp_offset00:11:271
8789992820,6cyclictest24621-21ntp_offset00:11:271
8789992819,7cyclictest12887-21fschecks_time23:41:211
8789992814,12cyclictest0-21swapper/123:51:051
8789992814,12cyclictest0-21swapper/123:51:051
8789992814,12cyclictest0-21swapper/123:51:051
878999280,11cyclictest3171-21sed23:16:111
878999280,11cyclictest3171-21sed23:16:111
878999280,11cyclictest28900-21taskset20:03:321
878999280,11cyclictest28900-21taskset20:03:321
8788992824,2cyclictest0-21swapper/023:51:090
8788992824,2cyclictest0-21swapper/023:51:090
8788992824,2cyclictest0-21swapper/023:51:090
8788992823,3cyclictest0-21swapper/021:41:080
8788992823,3cyclictest0-21swapper/021:41:080
8788992823,3cyclictest0-21swapper/021:41:080
8788992822,4cyclictest601-21snmpd22:56:250
8788992822,4cyclictest601-21snmpd22:56:250
8788992822,4cyclictest18261-21unixbench_singl22:26:310
8788992822,4cyclictest18261-21unixbench_singl22:26:310
8788992821,5cyclictest23122-21latency_hist21:16:170
8788992821,5cyclictest23122-21latency_hist21:16:170
8788992821,5cyclictest16731-21gltestperf23:51:210
8788992821,5cyclictest16731-21gltestperf23:51:210
8788992821,5cyclictest14356-21latency_hist19:26:150
8789992722,3cyclictest0-21swapper/123:21:211
8789992722,3cyclictest0-21swapper/123:21:211
8789992721,5cyclictest22830-21processes00:06:291
8789992721,5cyclictest22830-21processes00:06:291
8789992721,4cyclictest729-21dbus-daemon20:21:081
8789992721,4cyclictest729-21dbus-daemon20:21:081
8789992720,5cyclictest22868-21threads19:46:291
8789992719,6cyclictest11462-21needreboot23:36:251
8789992719,6cyclictest11462-21needreboot23:36:251
8789992717,7cyclictest31442-21fschecks_time20:11:201
8789992717,7cyclictest31442-21fschecks_time20:11:201
878999270,12cyclictest15654-21/usr/sbin/munin19:26:311
878999270,12cyclictest15654-21/usr/sbin/munin19:26:311
8788992721,4cyclictest12097-21fschecks_count20:46:200
8788992720,6cyclictest24154-21threads21:16:290
8792992620,4cyclictest109622chrt23:36:212
8789992622,3cyclictest749-21runrttasks22:26:081
8789992622,3cyclictest749-21runrttasks22:26:081
8789992621,4cyclictest572-21cups-browsed21:11:291
8789992621,4cyclictest572-21cups-browsed21:11:291
8789992620,5cyclictest24453-21ntp_offset19:51:261
8789992620,5cyclictest24453-21ntp_offset19:51:261
8789992620,4cyclictest30470-21idleruntime23:01:211
8789992620,4cyclictest30470-21idleruntime23:01:211
8789992620,4cyclictest0-21swapper/120:51:201
8789992620,4cyclictest0-21swapper/120:51:201
8789992620,4cyclictest0-21swapper/120:51:201
8789992619,5cyclictest18852-21ntp_offset19:36:271
8789992619,5cyclictest18852-21ntp_offset19:36:271
8789992618,6cyclictest17215-21fschecks_time22:26:211
8789992618,6cyclictest17215-21fschecks_time22:26:211
8789992617,7cyclictest5038-21latency_hist23:21:111
8789992617,7cyclictest21078-21gltestperf22:36:231
8789992617,7cyclictest21078-21gltestperf22:36:231
8789992617,6cyclictest0-21swapper/120:21:281
8789992617,6cyclictest0-21swapper/120:21:281
878999260,7cyclictest3194-21sed21:46:311
878999260,7cyclictest3194-21sed21:46:311
878999260,16cyclictest10390-21taskset23:33:491
878999260,16cyclictest10390-21taskset23:33:491
878999260,12cyclictest5841-21runrttasks20:28:071
878999260,12cyclictest5841-21runrttasks20:28:071
878999260,12cyclictest27891-21taskset22:55:011
878999260,12cyclictest27891-21taskset22:55:011
8788992621,3cyclictest0-21swapper/022:36:300
8788992621,3cyclictest0-21swapper/022:36:300
8788992619,5cyclictest26575-21cut22:51:210
8788992619,5cyclictest26575-21cut22:51:210
8788992619,5cyclictest13171-21kernelversion23:41:230
252302260,2sleep1271rcuc/121:21:211
252302260,2sleep1271rcuc/121:21:211
252302260,2sleep1271rcuc/121:21:211
880399251,21cyclictest20561-21chrt00:01:233
880399251,21cyclictest20561-21chrt00:01:233
8789992520,3cyclictest16181-21sed20:56:231
8789992520,3cyclictest16181-21sed20:56:231
8789992519,4cyclictest29635-21fschecks_count00:26:231
8789992518,5cyclictest550-21cron20:06:161
8789992518,5cyclictest550-21cron20:06:161
8789992511,8cyclictest16346-21ls19:31:181
8789992511,8cyclictest16346-21ls19:31:181
878999250,12cyclictest9171-21chrt22:04:261
878999250,12cyclictest9171-21chrt22:04:261
878999250,12cyclictest29039-21taskset00:23:051
878999250,12cyclictest21553-21runrttasks19:45:071
878999250,12cyclictest21553-21runrttasks19:45:071
878999250,12cyclictest20485-21seq22:35:531
878999250,12cyclictest20485-21seq22:35:531
878999250,11cyclictest10118-21cut22:06:241
878999250,11cyclictest10118-21cut22:06:241
878999250,11cyclictest10118-21cut22:06:241
8788992521,2cyclictest0-21swapper/020:26:290
8788992521,2cyclictest0-21swapper/020:26:290
8788992521,2cyclictest0-21swapper/019:36:150
8788992521,2cyclictest0-21swapper/019:36:150
8788992520,3cyclictest0-21swapper/000:11:310
8788992520,3cyclictest0-21swapper/000:11:310
8788992519,5cyclictest7938-21cron20:36:080
8788992519,5cyclictest7938-21cron20:36:080
8788992516,7cyclictest8261-21sort20:36:180
8788992516,7cyclictest8261-21sort20:36:180
8788992516,7cyclictest6025-21fschecks_time21:56:220
8788992516,7cyclictest6025-21fschecks_time21:56:220
8789992419,3cyclictest12287-21tail20:46:211
8789992419,3cyclictest0-21swapper/120:31:211
8789992419,3cyclictest0-21swapper/120:31:211
8789992416,6cyclictest31927-21head21:36:321
8789992416,6cyclictest31927-21head21:36:321
8789992416,6cyclictest31927-21head21:36:321
8789992415,7cyclictest13680-21unixbench-2d19:21:301
8788992419,3cyclictest0-21swapper/023:01:230
8788992419,3cyclictest0-21swapper/023:01:230
8788992419,3cyclictest0-21swapper/021:01:200
251282240,4sleep30-21swapper/300:11:323
251282240,4sleep30-21swapper/300:11:323
18992240,3sleep20-21swapper/221:46:102
18992240,3sleep20-21swapper/221:46:102
8789992319,3cyclictest10792-21ntp_offset20:41:281
8789992318,3cyclictest0-21swapper/122:51:081
8789992318,3cyclictest0-21swapper/122:51:081
878999230,7cyclictest17574-21/usr/sbin/munin23:51:301
878999230,7cyclictest17574-21/usr/sbin/munin23:51:301
878999230,7cyclictest0-21swapper/121:06:431
878999230,7cyclictest0-21swapper/121:06:431
878999230,11cyclictest27238-21runrttasks00:19:121
878999230,11cyclictest27238-21runrttasks00:19:121
878999230,11cyclictest27238-21runrttasks00:19:121
878899239,12cyclictest0-21swapper/019:56:210
878899239,12cyclictest0-21swapper/019:56:210
878899239,12cyclictest0-21swapper/019:56:210
8788992317,5cyclictest26293-21latency_hist22:51:160
8788992317,5cyclictest26293-21latency_hist22:51:160
8788992317,4cyclictest0-21swapper/022:06:240
8788992317,4cyclictest0-21swapper/022:06:240
8788992317,4cyclictest0-21swapper/022:06:240
40592230,3sleep20-21swapper/223:16:272
40592230,3sleep20-21swapper/223:16:272
40592230,3sleep20-21swapper/223:16:272
275382230,3sleep20-21swapper/222:51:312
275382230,3sleep20-21swapper/222:51:312
8803992216,4cyclictest261702sleep319:56:263
8803992216,4cyclictest261702sleep319:56:263
8803992216,4cyclictest261702sleep319:56:263
8803992213,6cyclictest19079-21chrt21:05:033
8803992211,8cyclictest2287-21chrt00:38:293
8803992211,8cyclictest2287-21chrt00:38:293
8803992211,8cyclictest2287-21chrt00:38:293
8803992211,8cyclictest2287-21chrt00:38:293
8789992217,3cyclictest0-21swapper/121:31:211
8789992217,3cyclictest0-21swapper/121:31:211
8789992216,3cyclictest0-21swapper/120:36:211
8789992216,3cyclictest0-21swapper/120:36:211
8788992215,5cyclictest22839-21switchtime19:46:290
8788992215,5cyclictest22839-21switchtime19:46:290
57022220,3sleep20-21swapper/220:26:312
57022220,3sleep20-21swapper/220:26:312
880399219,8cyclictest16452-21chrt22:21:533
880399219,8cyclictest16452-21chrt22:21:533
8803992112,6cyclictest26938-21chrt21:26:173
8803992112,6cyclictest26938-21chrt21:26:173
8803992111,7cyclictest9704-21chrt20:39:463
8803992111,7cyclictest9704-21chrt20:39:463
8788992113,6cyclictest7624-21ls23:26:240
880399208,8cyclictest13922-21chrt19:23:043
8803992016,3cyclictest431rcuc/323:44:543
8803992015,3cyclictest314412chrt20:11:203
8803992015,3cyclictest314412chrt20:11:203
8803992012,6cyclictest7139-21chrt21:57:373
8803992012,6cyclictest7139-21chrt21:57:373
8803992011,7cyclictest17733-21chrt19:34:093
8803992011,7cyclictest17733-21chrt19:34:093
8803992011,6cyclictest7666-21chrt20:32:393
8803992011,6cyclictest7666-21chrt20:32:393
8803992011,6cyclictest3978-21chrt20:23:063
8803992011,6cyclictest3978-21chrt20:23:063
8803992011,6cyclictest30794-21chrt20:08:553
8803992011,6cyclictest30794-21chrt20:08:553
8803992011,6cyclictest23369-21chrt19:49:333
8803992011,6cyclictest23369-21chrt19:49:333
8803992011,6cyclictest23368-21chrt00:07:263
8803992011,6cyclictest23368-21chrt00:07:263
8803992011,6cyclictest21513-21chrt19:44:353
8803992011,6cyclictest21513-21chrt19:44:353
8803992011,6cyclictest12328-21chrt23:39:483
8803992011,6cyclictest12328-21chrt23:39:483
8803992010,8cyclictest20971-21chrt21:10:253
8803992010,8cyclictest20971-21chrt21:10:253
8803992010,7cyclictest8961-21chrt22:01:433
8803992010,7cyclictest8961-21chrt22:01:433
8803992010,7cyclictest8493-21chrt23:28:303
8803992010,7cyclictest4730-21chrt23:18:173
8803992010,7cyclictest4730-21chrt23:18:173
8803992010,7cyclictest4730-21chrt23:18:173
8803992010,7cyclictest29792-21chrt23:00:323
8803992010,7cyclictest29792-21chrt23:00:323
8803992010,7cyclictest24116-21chrt22:44:243
8803992010,7cyclictest24116-21chrt22:44:243
8803992010,7cyclictest13323-21chrt20:48:103
8792992015,3cyclictest10722sleep220:16:212
8792992015,3cyclictest10722sleep220:16:212
880399199,7cyclictest15111-21chrt20:52:123
880399199,7cyclictest15111-21chrt20:52:123
880399199,7cyclictest15111-21chrt20:52:123
880399198,8cyclictest5404-21chrt21:54:153
880399198,8cyclictest10225-21chrt23:31:403
880399198,8cyclictest10225-21chrt23:31:403
880399197,9cyclictest11528-21chrt20:44:003
8803991911,6cyclictest27870-21chrt22:54:453
8803991911,6cyclictest27870-21chrt22:54:453
8803991911,6cyclictest24678-21chrt21:19:423
8803991911,6cyclictest24678-21chrt21:19:423
8803991911,6cyclictest16151-21chrt23:50:453
8803991911,6cyclictest16151-21chrt23:50:453
8803991911,6cyclictest16151-21chrt23:50:453
8803991910,7cyclictest30904-21chrt00:28:083
8803991910,7cyclictest25827-21chrt22:47:263
8803991910,7cyclictest25827-21chrt22:47:263
8803991910,7cyclictest14691-21chrt22:18:313
8803991910,7cyclictest14691-21chrt22:18:313
8803991910,6cyclictest31703-21chrt23:05:513
8803991910,6cyclictest31703-21chrt23:05:513
8803991910,6cyclictest29170-21chrt00:24:463
8803991910,6cyclictest28326-21chrt21:27:503
8803991910,6cyclictest28326-21chrt21:27:503
8803991910,6cyclictest22586-21chrt21:11:503
8803991910,6cyclictest22586-21chrt21:11:503
8803991910,6cyclictest22047-21chrt22:37:013
8803991910,6cyclictest22047-21chrt22:37:013
8803991910,6cyclictest11142-21chrt22:10:523
8803991910,6cyclictest11142-21chrt22:10:523
8803991910,6cyclictest11142-21chrt22:10:523
880399189,7cyclictest18331-21chrt22:27:083
880399189,7cyclictest18331-21chrt22:27:083
880399189,7cyclictest12782-21chrt22:13:013
880399189,7cyclictest12782-21chrt22:13:013
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