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2026-02-27 - 20:07
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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Default latency plot of shadow in rack #e, slot #8

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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  Congatec
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 the highest latencies:
System rackeslot8s.osadl.org (updated Fri Feb 27, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28494349912180,1214cyclictest28495892sleep307:10:023
28494349911460,1142cyclictest31749422sleep310:54:563
28494349911261,1120cyclictest3060801-21sleep09:45:003
28494349911171,1112cyclictest32893832sleep312:04:573
2849434994230,418cyclictest2914924-21turbostat08:04:563
2849434994010,398cyclictest2971941-21turbostat08:49:543
2849434993410,337cyclictest3224357-21turbostat11:29:553
284943499188,7cyclictest2946281-21turbostat08:24:593
2849434991815,1cyclictest0-21swapper/312:40:013
284943499174,9cyclictest2876578-21turbostat07:30:003
284943499170,13cyclictest32149252sleep311:17:243
32323612161,5sleep03232375-21cron11:30:000
284943499165,7cyclictest30625662sleep309:45:173
2849434991613,1cyclictest0-21swapper/308:10:133
2849434991613,1cyclictest0-21swapper/308:08:383
284943499161,11cyclictest3280855-21taskset11:59:123
173198160,4rtkit-daemon3074925-21awk09:50:222
284943499156,6cyclictest3232391-21turbostat11:34:553
284943499156,6cyclictest3232391-21turbostat11:34:553
284943499155,7cyclictest31485212sleep310:35:373
2849434991513,1cyclictest0-21swapper/311:39:393
2849434991513,0cyclictest0-21swapper/309:29:553
2849434991513,0cyclictest0-21swapper/307:35:003
2849434991512,1cyclictest0-21swapper/312:15:413
2849434991512,1cyclictest0-21swapper/311:10:253
2849434991512,1cyclictest0-21swapper/310:49:333
284943499151,11cyclictest3322412-21taskset12:25:123
284943499151,11cyclictest3190933-21taskset11:03:333
284943499151,11cyclictest3126092-21turbostat10:25:003
284943499151,11cyclictest2984471-21turbostat08:55:003
32559422141,3sleep00-21swapper/011:43:060
284943499145,6cyclictest33050512sleep312:13:433
284943499145,6cyclictest2952462-21taskset08:25:463
284943499144,7cyclictest31923592sleep311:05:153
284943499143,8cyclictest3093655-21taskset10:05:103
284943499143,8cyclictest0-21swapper/310:03:523
284943499141,9cyclictest28579422sleep307:15:123
2849434991413,0cyclictest0-21swapper/312:06:183
2849434991412,1cyclictest0-21swapper/311:21:403
2849434991412,1cyclictest0-21swapper/309:32:253
2849434991412,1cyclictest0-21swapper/309:00:363
2849434991412,0cyclictest0-21swapper/310:31:223
2849434991411,1cyclictest0-21swapper/309:13:403
2849434991411,1cyclictest0-21swapper/308:36:063
284943499141,10cyclictest3330517-21taskset12:30:083
284943499141,10cyclictest3255470-21chrt11:42:003
284943499141,10cyclictest3012613-21taskset09:15:133
284943499141,10cyclictest2971876-21chrt08:44:293
284943499140,11cyclictest3104201-21chrt10:10:163
284943499135,6cyclictest30755282sleep309:51:423
284943499134,7cyclictest2990718-21taskset08:56:433
284943499134,6cyclictest29975332sleep309:05:103
284943499131,9cyclictest3314108-21taskset12:20:033
284943499131,9cyclictest2905074-21chrt07:50:163
284943499131,9cyclictest2889572-21chrt07:37:103
284943499131,9cyclictest2864229-21chrt07:20:073
2849434991312,0cyclictest0-21swapper/309:20:283
2849434991311,1cyclictest0-21swapper/310:56:513
2849434991311,1cyclictest0-21swapper/310:26:013
2849434991311,1cyclictest0-21swapper/310:17:073
284943499131,10cyclictest3264016-21chrt11:47:533
284943499131,10cyclictest3077291-21taskset09:55:003
2849434991310,1cyclictest0-21swapper/308:15:253
284943499130,10cyclictest3265205-21chrt11:50:013
284943499130,10cyclictest3044650-21taskset09:35:023
284943499130,10cyclictest2902051-21chrt07:46:163
28432972131,6sleep02843330-21apt-get07:05:110
33386822121,8sleep03338836-21/usr/sbin/munin12:35:120
31427312120,1sleep23142780-21/usr/sbin/munin10:35:122
30438262120,1sleep10-21swapper/109:33:401
284943499121,9cyclictest2912437-21taskset07:55:173
284943499120,9cyclictest3156114-21taskset10:40:213
284943499120,9cyclictest2958730-21chrt08:30:233
284943499120,10cyclictest2896124-21turbostat07:45:003
173198120,7rtkit-daemon3311555-21timerwakeupswit12:15:230
173198120,7rtkit-daemon3027916-21ssh09:24:330
32979982111,3sleep23298204-21hddtemp_smartct12:10:132
29849652111,2sleep00-21swapper/008:55:130
173198110,6rtkit-daemon3199880-21cut11:10:000
173198110,4rtkit-daemon3303790-21ssh12:10:550
173198110,3rtkit-daemon2248891-21kworker/0:1+kacpid10:08:200
31820602100,3sleep03182067-21sh10:57:390
31428952101,5sleep03143098-21hddtemp_smartct10:35:150
31195502104,4sleep03120651-21tr10:20:160
30661312100,7sleep13066278-21awk09:45:191
29469622100,7sleep22947020-21fschecks_count08:25:142
29212032101,5sleep02921206-21cron08:05:010
173198100,5rtkit-daemon3223115-21ssh11:22:220
173198100,4rtkit-daemon2855762-21munin-node09:26:490
173198100,4rtkit-daemon2811411-21munin-node07:13:171
173198100,3rtkit-daemon643-21snmpd10:18:520
173198100,2rtkit-daemon3003556-21diskmemload10:50:270
173198100,1rtkit-daemon0-21swapper/109:06:011
3330689291,6sleep13330851-21gltestperf12:30:111
3264192290,1sleep10-21swapper/111:48:171
3255593290,6sleep23255601-21ssh11:42:162
3239460290,7sleep03239467-21sh11:32:410
3239460290,7sleep03239467-21sh11:32:400
3185250290,6sleep23186926-21cut11:00:162
3182356290,1sleep13003556-21diskmemload10:58:161
3155899290,1sleep10-21swapper/110:40:201
3136085294,2sleep20-21swapper/210:30:162
3133240296,1sleep2373-21hwrng10:27:472
3084493290,1sleep00-21swapper/009:58:320
3052154290,3sleep23052162-21ssh09:39:072
3036597291,5sleep23036755-21df_inode09:30:132
2964730291,5sleep22964789-21ntp_states08:35:192
2892737290,6sleep12893138-21kthreadcore07:40:171
2878529290,6sleep12880160-21cut07:30:161
17319890,6rtkit-daemon2855762-21munin-node07:38:041
17319890,5rtkit-daemon453-21wpa_supplicant07:27:441
17319890,5rtkit-daemon3003556-21diskmemload10:40:180
17319890,5rtkit-daemon2988683-21kthreadcore08:55:181
17319890,5rtkit-daemon2939881-21kworker/u16:2+nfsiod09:46:422
17319890,5rtkit-daemon2927909-21df_inode08:10:121
17319890,4rtkit-daemon3334236-21kthreadcore12:30:150
17319890,4rtkit-daemon3287674-21ssh12:01:090
17319890,4rtkit-daemon3205872-21ssh11:10:260
17319890,4rtkit-daemon2864265-21apt-get07:20:101
17319890,4rtkit-daemon1010707-21kworker/u16:3-ext4-rsv-conversion08:10:011
17319890,1rtkit-daemon0-21swapper/108:04:551
17319890,1rtkit-daemon0-21swapper/010:45:210
3325155280,6sleep03327280-21grep12:25:180
3304684280,2sleep13304692-21ssh12:12:571
3282594281,4sleep20-21swapper/212:00:162
3272558281,4sleep10-21swapper/111:53:451
3272064280,6sleep00-21swapper/011:52:440
3257107281,4sleep03257144-21apt-get11:45:110
3247687281,5sleep23003556-21diskmemload11:37:482
3238890280,5sleep23238898-21ssh11:31:232
3238890280,5sleep23238898-21ssh11:31:222
3238075280,5sleep13238300-21grep11:30:211
3238075280,5sleep13238300-21grep11:30:201
3222910280,2sleep20-21swapper/211:21:572
3213551281,4sleep03213684-21python311:15:220
3107097281,4sleep23107148-21ssh10:10:202
3101170280,3sleep13101178-21ssh10:09:191
3074265280,2sleep03003556-21diskmemload09:50:190
3003901280,4sleep13003933-21ssh09:10:121
2972170281,3sleep02972203-21apt-get08:45:110
2966317281,4sleep02967007-21sed08:40:150
2959619281,3sleep12959652-21apt-get08:35:101
2863224280,5sleep12863335-21awk07:15:211
2848604281,4sleep30-21swapper/307:05:223
17319880,5rtkit-daemon435-21avahi-daemon07:54:591
17319880,5rtkit-daemon319-21systemd-udevd09:17:392
17319880,5rtkit-daemon1768-21sendmail-mta12:06:220
17319880,5rtkit-daemon1768-21sendmail-mta07:06:191
17319880,4rtkit-daemon453-21wpa_supplicant11:39:060
17319880,4rtkit-daemon453-21wpa_supplicant10:33:530
17319880,4rtkit-daemon3091513-21ssh10:00:572
17319880,4rtkit-daemon3077303-21ssh09:55:012
17319880,4rtkit-daemon2248891-21kworker/0:1+kacpid09:33:260
17319880,4rtkit-daemon0-21swapper/212:26:002
17319880,3rtkit-daemon3279624-21sshd11:56:270
17319880,3rtkit-daemon3191136-21runrttasks11:04:000
17319880,3rtkit-daemon3132899-21ssh10:27:020
17319880,1rtkit-daemon0-21swapper/109:40:411
17319880,1rtkit-daemon0-21swapper/108:31:511
17319880,1rtkit-daemon0-21swapper/107:56:021
17319880,1rtkit-daemon0-21swapper/010:12:490
3344854270,1sleep10-21swapper/112:36:211
3330473271,3sleep23330514-21apt-get12:30:082
3294989270,4sleep23295083-21ssh12:05:212
3287125270,4sleep13287348-21users12:00:231
3263292270,1sleep20-21swapper/211:46:132
3248143270,1sleep13248151-21ssh11:38:551
3223747270,4sleep13223749-21ssh11:23:481
3198918270,5sleep13197823-21kworker/u16:1+rpciod11:08:131
3159050270,4sleep13159211-21diskstats10:45:131
3124331270,4sleep23124339-21ssh10:21:052
3120652270,1sleep1171rcu_preempt10:20:171
3117752270,1sleep20-21swapper/210:19:382
3109673270,5sleep1643-21snmpd10:14:551
3093614271,2sleep20-21swapper/210:05:112
3091566270,4sleep03091574-21ssh10:01:040
3045761270,4sleep03046954-21kthreadcore09:35:160
3029314270,5sleep23029979-21kthreadcore09:25:162
3019148271,3sleep00-21swapper/009:18:170
3011499270,1sleep00-21swapper/009:14:280
2940255271,3sleep12940288-21apt-get08:20:121
2854609270,5sleep22854736-21ntp_kernel_pll_07:10:182
2848478271,2sleep20-21swapper/207:05:212
17319870,4rtkit-daemon500-21gmain09:36:141
17319870,4rtkit-daemon2855762-21munin-node08:53:131
17319870,4rtkit-daemon2855762-21munin-node08:41:511
17319870,4rtkit-daemon1768-21sendmail-mta10:58:542
17319870,3rtkit-daemon643-21snmpd08:25:231
17319870,3rtkit-daemon3320156-21ssh12:20:451
17319870,3rtkit-daemon2973155-21sed08:45:151
3320854260,4sleep20-21swapper/212:22:242
3315923260,3sleep03317962-21cut12:20:160
3311834260,1sleep20-21swapper/212:15:332
3311825260,2sleep10-21swapper/112:15:331
3280682261,3sleep13256632-21kworker/u16:2+rpciod11:58:501
3280623260,1sleep20-21swapper/211:58:432
3255751260,3sleep13255759-21ssh11:42:361
3216087261,3sleep23216161-21systemd11:20:002
3214679260,1sleep10-21swapper/111:16:541
3183776261,2sleep10-21swapper/111:00:121
3174246260,4sleep23174254-21ssh10:53:242
3135079260,3sleep13136084-21grep10:30:151
3133520260,1sleep10-21swapper/110:28:221
3082528260,3sleep13082614-21ssh09:55:191
3068094260,1sleep00-21swapper/009:48:090
3052934260,1sleep20-21swapper/209:40:102
3003934260,4sleep23004095-21diskstats09:10:132
2997281260,2sleep20-21swapper/209:05:002
2979890261,2sleep00-21swapper/008:50:150
2974527261,2sleep20-21swapper/208:45:172
2959595260,2sleep00-21swapper/008:35:010
2953446261,2sleep20-21swapper/208:30:152
2946775260,1sleep00-21swapper/008:25:080
2946146260,1sleep00-21swapper/008:23:320
2941721260,3sleep22943574-21cut08:20:162
2921493260,1sleep00-21swapper/008:05:130
2908346260,1sleep20-21swapper/207:51:412
2898573260,3sleep12900723-21tr07:45:191
2884665260,3sleep02885895-21kthreadcore07:35:160
2883869260,1sleep20-21swapper/207:35:142
2882806260,1sleep20-21swapper/207:31:292
2869965260,1sleep00-21swapper/007:21:100
2863641260,1sleep00-21swapper/007:16:000
17319860,3rtkit-daemon647-21lldpd08:15:031
17319860,3rtkit-daemon2855762-21munin-node09:01:231
3338864251,1sleep20-21swapper/212:35:142
3322363250,3sleep13322369-21ssh12:25:111
3296735250,3sleep13296743-21ssh12:08:191
3270689250,0sleep20-21swapper/211:50:212
3232063250,3sleep10-21swapper/111:29:131
3206594250,3sleep10-21swapper/111:11:581
3200040250,3sleep2431ktimers/211:10:112
3199051250,1sleep20-21swapper/211:08:302
3172519251,2sleep10-21swapper/110:50:211
3156701250,2sleep23156709-21ssh10:40:372
3148600251,2sleep13003556-21diskmemload10:35:471
3115161250,2sleep10-21swapper/110:15:201
3091383250,3sleep13091391-21ssh10:00:411
3069795251,2sleep10-21swapper/109:50:151
3054201250,3sleep03054465-21kthreadcore09:40:170
3028881250,3sleep13029312-21irqcore09:25:151
3022869250,3sleep13024998-21cut09:20:181
3018417250,3sleep13018425-21ssh09:16:451
2999255250,3sleep23001342-21kthreadcore09:05:172
2990207251,2sleep20-21swapper/208:55:232
2984218250,1sleep20-21swapper/208:52:062
2966085251,2sleep22966111-21grep08:40:132
2959069250,1sleep00-21swapper/008:34:340
2939777250,1sleep20-21swapper/208:17:292
2929213250,3sleep02931257-21cut08:10:170
2927195250,3sleep20-21swapper/208:06:312
2910357250,3sleep22912436-21grep07:55:162
2909255250,3sleep02909406-21sed07:55:140
2908489250,3sleep00-21swapper/007:53:310
2902234250,1sleep20-21swapper/207:48:362
2895797250,1sleep20-21swapper/207:41:062
2891525250,3sleep02892736-21grep07:40:170
2882734250,3sleep00-21swapper/007:30:300
2870520250,2sleep20-21swapper/207:25:122
2865251250,2sleep20-21swapper/207:20:152
2851619250,3sleep02853753-21grep07:10:160
17319850,2rtkit-daemon3020217-21ssh09:20:062
3231459240,1sleep20-21swapper/211:27:582
3164798240,2sleep23164806-21ssh10:45:262
2997931240,1sleep00-21swapper/009:05:140
2992707240,2sleep00-21swapper/009:00:180
2932696241,1sleep20-21swapper/208:10:202
2918200240,1sleep20-21swapper/208:00:182
2897355240,2sleep00-21swapper/007:45:180
2876224240,3sleep00-21swapper/007:25:460
2856725240,1sleep20-21swapper/207:15:022
2939872230,1sleep00-21swapper/008:18:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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