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2026-02-05 - 02:15
[ 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 #9, slot #3

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.
Unexpectedly long latencies may be caused by SMIs
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 all highest latencies:
System rack9slot3s.osadl.org (updated Wed Feb 04, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119591680,51ptp4l0-21swapper/007:08:350
119591610,38ptp4l0-21swapper/107:05:171
1887425144,5sleep30-21swapper/307:08:013
1895025042,2sleep20-21swapper/207:09:002
66142420,0sleep00-21swapper/008:45:140
1928799196,7cyclictest26048-21ntpq12:25:201
119591170,0ptp4l0-21swapper/108:35:341
1928799166,5cyclictest29844-21seq08:26:201
1928799164,6cyclictest24753-21users07:15:241
119591160,1ptp4l8916-21apt-get07:50:130
119591160,1ptp4l26891-21apt-get10:25:131
119591160,1ptp4l22025-21apt-get12:20:131
119591160,1ptp4l10926-21apt-get09:55:120
119591160,0ptp4l0-21swapper/009:30:020
119591150,1ptp4l7679-21ls11:50:250
119591150,1ptp4l32652-21sed09:35:011
119591150,1ptp4l32387-21snmp_o5powerctl07:30:230
119591150,1ptp4l28645-21ls10:25:230
119591150,1ptp4l2613-21snmp_o5powerctl07:35:201
119591150,1ptp4l23243-21snmp_o5powerctl10:15:221
119591150,1ptp4l22712-21ls11:15:181
119591150,1ptp4l22069-21/usr/sbin/munin09:15:190
119591150,1ptp4l21219-21snmp_o5powerctl08:10:211
119591150,1ptp4l18879-21apt-get12:15:021
119591150,1ptp4l16785-21apt-get09:05:121
119591150,1ptp4l13005-21grep07:55:211
119591150,1ptp4l12312-21ntp_states09:55:191
119591150,1ptp4l10176-21snmp_o5powerctl11:55:201
119591150,0ptp4l0-21swapper/011:55:110
119591150,0ptp4l0-21swapper/011:00:120
119591150,0ptp4l0-21swapper/007:10:120
119591140,1ptp4l7030-21snmp_o5powerctl10:45:221
119591140,1ptp4l681-21expr09:35:121
119591140,1ptp4l6360-21telnet07:45:140
119591140,1ptp4l6103-21df_inode09:45:141
119591140,1ptp4l5805-21latency_hist11:50:021
119591140,1ptp4l5293-21snmp_o5powerctl07:40:201
119591140,1ptp4l5239-21cut10:45:011
119591140,1ptp4l4895-21ntp_states08:40:201
119591140,1ptp4l4575-21wc09:40:221
119591140,1ptp4l4188-21ls09:40:180
119591140,1ptp4l32268-21python08:30:211
119591140,1ptp4l27934-21irqstats11:25:161
119591140,1ptp4l25848-21snmp_o5powerctl11:20:221
119591140,1ptp4l24091-21latency_hist10:20:002
119591140,1ptp4l22890-21smartctl08:15:141
119591140,1ptp4l22004-21fschecks_time07:15:000
119591140,1ptp4l21339-21ls09:10:240
119591140,1ptp4l21122-21snmp_o5powerctl09:10:241
119591140,1ptp4l15809-21snmp_o5powerctl09:00:231
119591140,1ptp4l15492-21snmp_o5powerctl12:05:201
119591140,1ptp4l10639-21ls08:50:261
119591140,1ptp4l10590-21snmp_o5powerctl07:50:241
119591140,0ptp4l2631-21awk07:35:200
119591140,0ptp4l23866-21smartctl08:15:200
119591140,0ptp4l0-21swapper/112:30:201
119591140,0ptp4l0-21swapper/111:35:221
119591140,0ptp4l0-21swapper/111:10:211
119591140,0ptp4l0-21swapper/111:05:171
119591140,0ptp4l0-21swapper/110:21:141
119591140,0ptp4l0-21swapper/110:05:221
119591140,0ptp4l0-21swapper/109:51:501
119591140,0ptp4l0-21swapper/109:20:141
119591140,0ptp4l0-21swapper/107:20:201
119591140,0ptp4l0-21swapper/012:30:110
119591140,0ptp4l0-21swapper/012:05:110
119591140,0ptp4l0-21swapper/011:30:110
119591140,0ptp4l0-21swapper/010:55:130
119591140,0ptp4l0-21swapper/010:35:210
119591140,0ptp4l0-21swapper/010:30:130
119591140,0ptp4l0-21swapper/009:35:100
119591140,0ptp4l0-21swapper/009:20:240
119591140,0ptp4l0-21swapper/008:50:240
119591140,0ptp4l0-21swapper/008:30:120
119591140,0ptp4l0-21swapper/008:10:120
119591140,0ptp4l0-21swapper/008:05:190
1928999135,4cyclictest0-21swapper/309:50:123
119591130,1ptp4l19348-21fschecks_count11:10:140
119591130,0ptp4l815-21apt-get08:35:120
119591130,0ptp4l0-21swapper/310:50:013
119591130,0ptp4l0-21swapper/310:20:183
119591130,0ptp4l0-21swapper/212:10:152
119591130,0ptp4l0-21swapper/212:05:162
119591130,0ptp4l0-21swapper/211:00:202
119591130,0ptp4l0-21swapper/210:55:172
119591130,0ptp4l0-21swapper/210:25:202
119591130,0ptp4l0-21swapper/210:20:242
119591130,0ptp4l0-21swapper/210:10:242
119591130,0ptp4l0-21swapper/209:55:162
119591130,0ptp4l0-21swapper/209:50:152
119591130,0ptp4l0-21swapper/209:10:192
119591130,0ptp4l0-21swapper/208:30:252
119591130,0ptp4l0-21swapper/208:25:222
119591130,0ptp4l0-21swapper/208:10:142
119591130,0ptp4l0-21swapper/207:50:242
119591130,0ptp4l0-21swapper/207:35:142
119591130,0ptp4l0-21swapper/112:35:151
119591130,0ptp4l0-21swapper/112:10:171
119591130,0ptp4l0-21swapper/112:00:141
119591130,0ptp4l0-21swapper/111:50:151
119591130,0ptp4l0-21swapper/111:30:131
119591130,0ptp4l0-21swapper/111:00:031
119591130,0ptp4l0-21swapper/110:55:161
119591130,0ptp4l0-21swapper/110:50:141
119591130,0ptp4l0-21swapper/110:35:141
119591130,0ptp4l0-21swapper/110:30:131
119591130,0ptp4l0-21swapper/110:10:131
119591130,0ptp4l0-21swapper/110:00:131
119591130,0ptp4l0-21swapper/109:25:171
119591130,0ptp4l0-21swapper/109:15:161
119591130,0ptp4l0-21swapper/108:55:121
119591130,0ptp4l0-21swapper/108:45:131
119591130,0ptp4l0-21swapper/108:20:161
119591130,0ptp4l0-21swapper/108:05:121
119591130,0ptp4l0-21swapper/108:00:141
119591130,0ptp4l0-21swapper/107:45:181
119591130,0ptp4l0-21swapper/107:30:151
119591130,0ptp4l0-21swapper/107:25:141
119591130,0ptp4l0-21swapper/107:10:141
119591130,0ptp4l0-21swapper/012:35:130
119591130,0ptp4l0-21swapper/012:25:180
119591130,0ptp4l0-21swapper/012:20:140
119591130,0ptp4l0-21swapper/012:15:150
119591130,0ptp4l0-21swapper/012:10:150
119591130,0ptp4l0-21swapper/012:00:180
119591130,0ptp4l0-21swapper/011:45:010
119591130,0ptp4l0-21swapper/011:35:160
119591130,0ptp4l0-21swapper/011:25:140
119591130,0ptp4l0-21swapper/011:20:150
119591130,0ptp4l0-21swapper/011:15:160
119591130,0ptp4l0-21swapper/011:05:130
119591130,0ptp4l0-21swapper/010:50:170
119591130,0ptp4l0-21swapper/010:45:120
119591130,0ptp4l0-21swapper/010:40:160
119591130,0ptp4l0-21swapper/010:20:200
119591130,0ptp4l0-21swapper/010:15:160
119591130,0ptp4l0-21swapper/010:10:080
119591130,0ptp4l0-21swapper/010:05:150
119591130,0ptp4l0-21swapper/010:00:150
119591130,0ptp4l0-21swapper/009:50:120
119591130,0ptp4l0-21swapper/009:45:130
119591130,0ptp4l0-21swapper/009:25:130
119591130,0ptp4l0-21swapper/009:05:140
119591130,0ptp4l0-21swapper/009:00:140
119591130,0ptp4l0-21swapper/008:55:120
119591130,0ptp4l0-21swapper/008:40:140
119591130,0ptp4l0-21swapper/008:25:140
119591130,0ptp4l0-21swapper/008:20:180
119591130,0ptp4l0-21swapper/008:00:140
119591130,0ptp4l0-21swapper/007:55:210
119591130,0ptp4l0-21swapper/007:40:110
119591130,0ptp4l0-21swapper/007:25:180
119591130,0ptp4l0-21swapper/007:20:140
119591120,0ptp4l0-21swapper/212:35:122
119591120,0ptp4l0-21swapper/211:45:172
119591120,0ptp4l0-21swapper/211:30:162
119591120,0ptp4l0-21swapper/211:10:192
119591120,0ptp4l0-21swapper/210:35:022
119591120,0ptp4l0-21swapper/207:25:142
119591120,0ptp4l0-21swapper/207:20:002
119591120,0ptp4l0-21swapper/207:15:172
119591110,1ptp4l0-21swapper/211:07:152
119591110,0ptp4l0-21swapper/312:05:143
119591110,0ptp4l0-21swapper/209:34:362
119591110,0ptp4l0-21swapper/111:40:331
1928899102,1cyclictest119691getstats08:10:012
119591100,0ptp4l0-21swapper/210:45:382
119591100,0ptp4l0-21swapper/209:35:282
119591100,0ptp4l0-21swapper/208:51:342
119591100,0ptp4l0-21swapper/208:40:222
119591100,0ptp4l0-21swapper/207:46:352
119591100,0ptp4l0-21swapper/011:42:330
192899997,1cyclictest6953-21sh07:45:163
192899997,1cyclictest32438-21sort07:30:233
192899997,1cyclictest30332-21date08:30:013
192899997,1cyclictest289372sleep310:25:333
192899997,1cyclictest264962sleep311:24:033
192899997,1cyclictest240752sleep312:20:353
192899997,1cyclictest20891-21seq11:10:263
192899997,1cyclictest2013-21cut07:35:143
192899997,1cyclictest1978-21snmp_o5powerctl09:35:203
192899997,1cyclictest18441-21chrt11:08:103
192899997,1cyclictest181772sleep310:05:233
192899997,1cyclictest17381-21grep09:05:153
192899997,1cyclictest10348-21chrt10:54:203
192899997,1cyclictest10216-21taskset11:55:213
192899996,1cyclictest9533-21awk08:50:173
192889997,1cyclictest32098-21chrt11:35:102
192889997,1cyclictest24393-21chrt09:18:422
192889997,1cyclictest22561-21expr08:15:132
192889997,1cyclictest1898-21cut08:35:172
11959190,1ptp4l41-21ksoftirqd/311:30:423
11959190,1ptp4l31676-21kworker/u8:211:40:152
11959190,1ptp4l0-21swapper/212:23:392
11959190,0ptp4l0-21swapper/212:34:572
11959190,0ptp4l0-21swapper/212:15:032
11959190,0ptp4l0-21swapper/211:52:512
11959190,0ptp4l0-21swapper/211:28:132
11959190,0ptp4l0-21swapper/210:50:502
11959190,0ptp4l0-21swapper/210:42:342
11959190,0ptp4l0-21swapper/210:31:252
11959190,0ptp4l0-21swapper/210:06:092
11959190,0ptp4l0-21swapper/210:02:402
11959190,0ptp4l0-21swapper/209:46:092
11959190,0ptp4l0-21swapper/209:40:492
11959190,0ptp4l0-21swapper/209:28:102
11959190,0ptp4l0-21swapper/209:06:212
11959190,0ptp4l0-21swapper/209:02:342
11959190,0ptp4l0-21swapper/208:45:282
11959190,0ptp4l0-21swapper/208:21:082
11959190,0ptp4l0-21swapper/208:02:122
11959190,0ptp4l0-21swapper/207:40:072
11959190,0ptp4l0-21swapper/207:31:272
11959190,0ptp4l0-21swapper/207:10:562
192899987,1cyclictest27843-21expr09:25:133
192899986,1cyclictest6446-21expr08:45:133
192899986,1cyclictest6187-21expr11:50:163
192899986,1cyclictest5885-21taskset07:43:233
192899986,1cyclictest5858-21tr09:45:153
192899986,1cyclictest50082sleep310:44:193
192899986,1cyclictest3983-21df08:40:153
192899986,1cyclictest3423-21expr11:45:103
192899986,1cyclictest31562-21uptime10:30:233
192899986,1cyclictest31193-21cut09:30:193
192899986,1cyclictest3057-21chrt09:40:133
192899986,1cyclictest30094-21head12:35:123
192899986,1cyclictest29638-21taskset12:33:583
192899986,1cyclictest29526-21cut07:25:233
192899986,1cyclictest29146-21chrt11:29:023
192899986,1cyclictest25732-21cut09:20:183
192899986,1cyclictest25686-21cat07:20:143
192899986,1cyclictest24878-21chrt12:25:163
192899986,1cyclictest23667-21taskset10:16:143
192899986,1cyclictest22855-21head07:15:133
192899986,1cyclictest22520-21cat08:15:133
192899986,1cyclictest22510-21expr09:15:153
192899986,1cyclictest21718-21tr11:15:133
192899986,1cyclictest20510-21tr08:10:163
192899986,1cyclictest19903-21cat09:10:153
192899986,1cyclictest19719-21cat07:10:143
192899986,1cyclictest19233-21taskset12:15:013
192899986,1cyclictest19232-21expr10:10:153
192899986,1cyclictest17217-21cat08:05:133
192899986,1cyclictest16970-21cut12:10:163
192899986,1cyclictest1693-21ls10:35:223
192899986,1cyclictest162912sleep308:00:373
192899986,1cyclictest15953-21cat09:00:243
192899986,1cyclictest1583-21chrt08:35:163
192899986,1cyclictest13870-21cut10:00:133
192899986,1cyclictest13852-21cat11:00:143
192899986,1cyclictest1383-21snmp_o5powerctl11:35:223
192899986,1cyclictest127592sleep310:56:163
192899986,1cyclictest12479-21tail12:00:193
192899986,1cyclictest11538-21basename08:55:123
192899986,1cyclictest11175-21expr09:55:133
192899986,1cyclictest10546-21cut07:50:213
192889986,1cyclictest262362sleep211:20:412
192889986,1cyclictest13033-21wc12:00:242
192889986,1cyclictest11420-21taskset08:55:022
11959180,0ptp4l0-21swapper/212:25:402
11959180,0ptp4l0-21swapper/211:55:062
11959180,0ptp4l0-21swapper/211:16:462
11959180,0ptp4l0-21swapper/209:21:352
11959180,0ptp4l0-21swapper/207:55:102
192899976,1cyclictest30613-21aten_r9power_cu08:30:123
192899975,1cyclictest2623-21chrt11:43:363
192899975,1cyclictest25058-21taskset08:20:123
192899975,1cyclictest12004-21cat07:55:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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