You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-01 - 01:52

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 #5

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
  Phytec
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 all highest latencies:
System rackbslot5s.osadl.org (updated Fri Jul 31, 2026 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205145995043,4cyclictest262382-21cron09:55:010
205156994842,4cyclictest212460-21kworker/u8:1+events_unbound07:39:063
205156994837,5cyclictest237856-21kworker/u8:1+events_unbound09:04:283
205148994723,13cyclictest0-21swapper/110:30:251
205156994633,7cyclictest288016-21kworker/u8:0+events_unbound12:00:073
205156994539,4cyclictest289750-21kworker/u8:2+events_unbound11:19:593
205156994537,6cyclictest236062-21kworker/u8:3+events_unbound08:39:243
205156994428,9cyclictest214180-21kworker/u8:0+events_unbound07:42:413
205148994437,4cyclictest248755-21munin-plugin-st09:15:001
205156994331,8cyclictest213758-21grep07:30:273
205156994328,9cyclictest255332-21kworker/u8:0+events_unbound09:34:363
205151994336,4cyclictest265800-21cron10:05:012
205151994334,6cyclictest284353-21unixbench_singl10:55:272
205151994334,6cyclictest284353-21unixbench_singl10:55:272
205148994337,4cyclictest257057-21kworker/u8:2+events_unbound09:54:391
205148994337,4cyclictest229350-21kworker/u8:0+events_unbound08:29:171
205145994335,4cyclictest0-21swapper/010:20:010
205145994314,19cyclictest252248-21sed09:25:020
205145994232,7cyclictest13550irq/42-30be0000.ethernet07:50:010
205156994132,6cyclictest315901-21grep12:25:263
205148994125,9cyclictest131rcu_preempt07:30:241
205145994132,6cyclictest0-21swapper/007:55:000
205145994132,4cyclictest0-21swapper/011:55:000
205156994034,4cyclictest310563-21kworker/u8:1+events_unbound12:15:093
205156994031,7cyclictest243548-21latency_hist09:00:013
205156994030,6cyclictest310979-21cat12:15:013
205156994029,7cyclictest289879-21cron11:15:003
205156994027,5cyclictest229350-21kworker/u8:0+events_unbound08:24:163
205151994034,4cyclictest227630-21kworker/u8:1+events_unbound08:34:212
205151994033,4cyclictest227838-21cron08:15:002
205148994034,4cyclictest281009-21kworker/u8:1+events_unbound11:09:551
205148994021,4cyclictest0-21swapper/111:18:031
205156993930,5cyclictest267246-21grep10:05:253
205148993922,10cyclictest131rcu_preempt10:50:241
205148993918,7cyclictest131rcu_preempt12:35:261
205156993831,4cyclictest281372-21munin-plugin-st10:50:003
205156993825,9cyclictest381rcuc/308:55:003
205156993817,10cyclictest131rcu_preempt12:20:213
205151993831,4cyclictest258984-21cron09:45:012
205148993831,4cyclictest0-21swapper/111:25:011
205148993829,5cyclictest0-21swapper/112:05:171
205148993829,5cyclictest0-21swapper/112:05:161
205148993827,6cyclictest0-21swapper/112:15:001
205148993823,9cyclictest131rcu_preempt09:30:181
205148993823,9cyclictest131rcu_preempt08:50:011
205148993821,4cyclictest131rcu_preempt10:59:511
205148993821,4cyclictest131rcu_preempt10:59:511
205148993818,5cyclictest131rcu_preempt11:55:221
205145993831,3cyclictest13550irq/42-30be0000.ethernet10:55:000
205145993831,3cyclictest0-21swapper/008:00:000
205145993828,6cyclictest260691-21latency_hist09:50:000
205145993827,6cyclictest0-21swapper/010:40:000
205156993731,4cyclictest281009-21kworker/u8:1+events_unbound11:04:553
205156993731,4cyclictest281009-21kworker/u8:1+events_unbound11:04:553
205156993730,5cyclictest288016-21kworker/u8:0+events_unbound11:29:593
205156993730,3cyclictest0-21swapper/310:20:003
205156993722,7cyclictest190191-21kworker/u8:2+events_unbound07:11:503
205151993727,6cyclictest0-21swapper/207:20:012
205148993731,4cyclictest259219-21kworker/u8:3+events_unbound09:49:381
205148993729,4cyclictest0-21swapper/111:45:001
205148993725,5cyclictest302270-21kworker/u8:2+events_unbound11:50:411
205148993725,4cyclictest131rcu_preempt08:30:181
205148993716,11cyclictest0-21swapper/107:29:031
20514599377,18cyclictest0-21swapper/007:15:030
205156993630,4cyclictest227630-21kworker/u8:1+events_unbound08:12:413
205156993625,6cyclictest221024-21debian-sa107:55:013
205156993621,4cyclictest131rcu_preempt08:09:273
205156993620,4cyclictest131rcu_preempt07:15:233
205156993616,10cyclictest131rcu_preempt07:25:193
205151993629,5cyclictest202798-21kworker/u8:0+events_unbound07:20:432
205151993628,5cyclictest271131-21munin-run10:20:002
205151993628,5cyclictest256856-21unixbench_singl09:35:272
205151993612,11cyclictest293091-21kworker/u8:3+events_unbound11:27:172
20514899367,12cyclictest24-21ksoftirqd/112:00:231
205148993619,9cyclictest131rcu_preempt09:10:011
205148993617,10cyclictest131rcu_preempt08:11:341
205148993615,10cyclictest131rcu_preempt08:15:231
205148993615,10cyclictest131rcu_preempt08:15:221
205148993614,11cyclictest131rcu_preempt07:10:181
20514599367,14cyclictest11-21ksoftirqd/011:35:190
205145993625,7cyclictest299674-21grep11:40:300
205145993625,7cyclictest292882-21grep11:20:250
205145993625,7cyclictest286482-21sh11:05:000
205145993625,7cyclictest286482-21sh11:04:590
20515699357,4cyclictest391ktimers/309:10:253
205156993528,4cyclictest240008-21idleruntime-cro08:50:003
205156993524,4cyclictest288016-21kworker/u8:0+events_unbound11:56:213
205156993518,9cyclictest302270-21kworker/u8:2+events_unbound11:51:193
205156993518,8cyclictest131rcu_preempt09:40:013
205156993517,11cyclictest227630-21kworker/u8:1+events_unbound08:32:553
205156993515,5cyclictest131rcu_preempt10:40:183
205156993514,10cyclictest131rcu_preempt11:35:003
205156993513,4cyclictest0-21swapper/307:55:193
205156993512,5cyclictest0-21swapper/309:40:153
205156993511,20cyclictest391ktimers/309:25:153
205151993526,5cyclictest0-21swapper/207:40:002
205148993527,5cyclictest0-21swapper/107:40:011
205148993527,4cyclictest250447-21auditctl09:20:011
205148993519,10cyclictest131rcu_preempt07:50:191
205148993518,9cyclictest131rcu_preempt07:45:141
205148993518,11cyclictest131rcu_preempt11:25:201
205148993516,9cyclictest237856-21kworker/u8:1-flush-179:9609:00:361
205148993516,12cyclictest131rcu_preempt10:35:221
205148993515,5cyclictest131rcu_preempt12:25:011
205148993515,11cyclictest131rcu_preempt07:23:331
205148993513,10cyclictest131rcu_preempt10:19:261
20514599357,16cyclictest121ktimers/008:45:000
205145993511,13cyclictest306472-21ntp_states12:00:210
205145993510,7cyclictest11-21ksoftirqd/007:15:020
20514599350,23cyclictest11-21ksoftirqd/009:35:010
205156993427,5cyclictest272496-21kworker/u8:0+events_unbound10:21:423
205156993427,4cyclictest2093342sleep307:20:133
205156993419,3cyclictest131rcu_preempt10:51:343
205156993418,5cyclictest131rcu_preempt11:25:013
205156993418,13cyclictest391ktimers/309:50:113
205156993414,4cyclictest131rcu_preempt11:06:553
205156993414,10cyclictest131rcu_preempt07:45:263
205156993410,10cyclictest40-21ksoftirqd/309:55:223
205151993428,4cyclictest223501-21kworker/u8:3+events_unbound08:04:112
205151993427,5cyclictest302270-21kworker/u8:2+events_unbound12:05:082
205151993427,5cyclictest302270-21kworker/u8:2+events_unbound12:05:082
205151993424,4cyclictest288016-21kworker/u8:0+events_unbound11:30:132
20515199341,6cyclictest0-21swapper/207:55:132
205151993412,6cyclictest214180-21kworker/u8:0+events_unbound07:40:212
20514899347,14cyclictest0-21swapper/109:20:271
205148993426,4cyclictest0-21swapper/111:10:161
205148993424,8cyclictest224912-21fschecks_time08:05:191
205148993420,4cyclictest267049-21kworker/u8:0-events_freezable_power_10:07:281
205148993420,4cyclictest131rcu_preempt09:28:271
205148993417,11cyclictest131rcu_preempt12:30:161
205148993414,12cyclictest257057-21kworker/u8:2-flush-179:9609:42:271
205148993414,10cyclictest131rcu_preempt07:15:031
205148993410,9cyclictest131rcu_preempt07:56:541
205145993425,4cyclictest0-21swapper/007:25:160
205145993424,6cyclictest0-21swapper/007:40:010
205145993422,8cyclictest249987-21grep09:15:250
205145993413,5cyclictest131rcu_preempt12:20:150
20515699335,14cyclictest40-21ksoftirqd/308:15:153
20515699335,14cyclictest40-21ksoftirqd/308:15:143
205156993324,5cyclictest0-21swapper/311:50:013
205156993316,9cyclictest275966-21kworker/u8:1+events_unbound10:34:353
205156993316,5cyclictest131rcu_preempt10:35:233
205156993316,5cyclictest131rcu_preempt10:10:183
205156993316,10cyclictest237856-21kworker/u8:1-events_freezable_power_09:15:363
205156993311,5cyclictest131rcu_preempt12:30:203
205156993310,9cyclictest40-21ksoftirqd/311:40:253
205151993326,3cyclictest0-21swapper/210:05:192
205151993322,6cyclictest0-21swapper/207:30:012
205151993320,6cyclictest308814-21kworker/u8:0+events_unbound12:10:142
205151993317,5cyclictest294999-21kworker/u8:2+events_unbound11:37:282
205148993323,6cyclictest256788-21grep09:35:261
205148993322,4cyclictest131rcu_preempt08:01:501
205148993317,5cyclictest131rcu_preempt11:30:191
205148993315,4cyclictest131rcu_preempt12:20:151
205148993313,5cyclictest131rcu_preempt10:05:001
205148993313,13cyclictest0-21swapper/110:40:241
205148993313,12cyclictest259219-21kworker/u8:3+events_unbound10:12:011
205148993312,11cyclictest131rcu_preempt08:35:041
205148993310,5cyclictest131rcu_preempt10:25:251
205148993310,12cyclictest0-21swapper/108:42:351
205145993322,7cyclictest267722-21idleruntime-cro10:10:000
205145993321,4cyclictest131rcu_preempt09:12:160
205145993317,10cyclictest131rcu_preempt09:25:320
205145993316,11cyclictest131rcu_preempt09:09:000
205156993224,4cyclictest0-21swapper/310:25:273
205156993216,5cyclictest227630-21kworker/u8:1+events_unbound08:27:523
205156993215,5cyclictest131rcu_preempt09:45:233
205156993214,10cyclictest131rcu_preempt08:00:263
205156993212,11cyclictest131rcu_preempt09:20:173
205156993212,11cyclictest131rcu_preempt09:05:183
205156993211,7cyclictest40-21ksoftirqd/312:10:013
205156993211,7cyclictest40-21ksoftirqd/312:10:013
205151993225,4cyclictest319715-21sh12:40:012
205151993225,4cyclictest0-21swapper/210:10:162
205151993225,3cyclictest0-21swapper/209:20:272
205151993222,6cyclictest0-21swapper/209:10:012
205151993215,4cyclictest288016-21kworker/u8:0-events_freezable_power_11:58:452
205151993215,4cyclictest270756-21kworker/u8:1+events_unbound10:25:422
205148993221,8cyclictest231ktimers/111:40:011
20514899322,13cyclictest24-21ksoftirqd/108:50:251
205148993219,4cyclictest131rcu_preempt10:46:151
205148993216,4cyclictest131rcu_preempt11:45:151
205148993216,3cyclictest131rcu_preempt12:15:261
205148993216,10cyclictest131rcu_preempt11:00:161
205148993216,10cyclictest131rcu_preempt11:00:161
205148993215,11cyclictest131rcu_preempt07:40:281
205148993214,10cyclictest131rcu_preempt10:22:241
205148993213,5cyclictest131rcu_preempt08:20:201
20514599329,4cyclictest131rcu_preempt10:25:140
205145993225,4cyclictest265813-21latency_hist10:05:010
205145993223,5cyclictest244888-21grep09:00:270
205145993222,6cyclictest229131-21grep08:15:280
205145993222,6cyclictest229131-21grep08:15:270
205145993215,3cyclictest131rcu_preempt11:08:290
205145993215,10cyclictest259219-21kworker/u8:3-events_unbound10:20:180
205145993213,4cyclictest131rcu_preempt08:45:010
205145993212,5cyclictest131rcu_preempt08:55:220
205145993211,5cyclictest131rcu_preempt12:30:120
205145993211,5cyclictest131rcu_preempt09:40:170
20515699318,12cyclictest40-21ksoftirqd/308:40:223
205156993124,3cyclictest0-21swapper/311:40:013
205156993121,4cyclictest131rcu_preempt12:38:093
205151993125,4cyclictest308814-21kworker/u8:0+events_unbound12:20:402
205151993125,3cyclictest0-21swapper/209:55:262
205151993123,5cyclictest0-21swapper/211:10:272
205151993120,7cyclictest0-21swapper/209:45:252
205151993117,8cyclictest131rcu_preempt07:46:142
205151993116,7cyclictest32-21ksoftirqd/208:40:152
205151993112,11cyclictest32-21ksoftirqd/212:20:002
20514899318,12cyclictest24-21ksoftirqd/109:57:001
205148993118,4cyclictest131rcu_preempt08:55:151
20514599318,6cyclictest11-21ksoftirqd/009:40:000
205145993116,4cyclictest131rcu_preempt12:13:110
205145993116,4cyclictest131rcu_preempt10:45:190
205145993116,3cyclictest131rcu_preempt10:11:390
205145993113,4cyclictest131rcu_preempt11:15:130
205145993112,5cyclictest131rcu_preempt07:40:230
205145993112,3cyclictest131rcu_preempt08:35:580
205145993111,5cyclictest131rcu_preempt10:55:230
205145993111,5cyclictest131rcu_preempt10:55:220
205145993111,4cyclictest131rcu_preempt09:59:390
205156993024,3cyclictest0-21swapper/310:05:013
205151993025,3cyclictest279670-21cron10:45:002
205151993023,3cyclictest0-21swapper/210:45:252
205151993020,6cyclictest0-21swapper/212:25:252
205151993020,6cyclictest0-21swapper/209:55:002
205151993015,5cyclictest288016-21kworker/u8:0+events_unbound11:15:252
20514599305,8cyclictest11-21ksoftirqd/007:30:150
20514599303,8cyclictest11-21ksoftirqd/012:25:240
205145993020,7cyclictest121ktimers/012:35:270
205145993020,7cyclictest121ktimers/012:05:240
205145993020,7cyclictest121ktimers/012:05:240
205145993011,4cyclictest131rcu_preempt11:45:200
205145993011,4cyclictest131rcu_preempt10:40:150
205145993011,4cyclictest131rcu_preempt08:05:000
205156992915,4cyclictest131rcu_preempt10:55:263
205156992915,4cyclictest131rcu_preempt10:55:253
20515199294,15cyclictest235937-21grep08:35:272
205151992925,2cyclictest229350-21kworker/u8:0+events_unbound08:20:432
205151992920,6cyclictest231718-21fschecks_time08:25:152
205151992920,6cyclictest0-21swapper/209:00:002
205151992919,7cyclictest285467-21meminfo11:00:212
205151992919,7cyclictest285467-21meminfo11:00:202
205151992919,6cyclictest0-21swapper/207:50:302
205151992915,6cyclictest298658-21kworker/u8:1+events_unbound11:46:242
205151992915,6cyclictest223501-21kworker/u8:3+events_unbound08:07:562
205151992910,6cyclictest288016-21kworker/u8:0+events_unbound11:24:462
20514599297,6cyclictest11-21ksoftirqd/008:25:220
20514599297,6cyclictest0-21swapper/008:10:170
20514599296,6cyclictest0-21swapper/012:15:130
205145992919,7cyclictest121ktimers/008:30:270
205145992918,7cyclictest121ktimers/008:50:210
205145992915,4cyclictest131rcu_preempt11:55:010
205145992912,5cyclictest131rcu_preempt08:05:280
20514599291,15cyclictest0-21swapper/008:20:240
205145992910,9cyclictest0-21swapper/011:26:560
20515199285,4cyclictest131rcu_preempt12:00:152
205151992822,4cyclictest237856-21kworker/u8:1+events_unbound09:14:292
205151992820,4cyclictest0-21swapper/207:30:162
205151992818,4cyclictest281009-21kworker/u8:1+events_unbound11:05:032
205151992813,4cyclictest0-21swapper/209:15:262
20514599289,3cyclictest0-21swapper/007:20:120
205145992818,7cyclictest121ktimers/011:30:190
205145992811,4cyclictest131rcu_preempt11:10:140
20515199278,9cyclictest255681-21latency_hist09:35:002
20515199275,11cyclictest32-21ksoftirqd/209:02:502
205151992721,4cyclictest237856-21kworker/u8:1+events_unbound08:45:282
205151992720,4cyclictest0-21swapper/208:15:282
205151992720,4cyclictest0-21swapper/208:15:282
205151992719,4cyclictest0-21swapper/210:50:242
205151992715,7cyclictest131rcu_preempt08:54:212
205151992711,9cyclictest131rcu_preempt10:35:182
205151992711,3cyclictest298836-21fschecks_count11:40:192
205151992611,6cyclictest131rcu_preempt07:10:132
205151992610,5cyclictest131rcu_preempt11:50:232
205151992610,14cyclictest32-21ksoftirqd/209:25:172
20514599263,6cyclictest11-21ksoftirqd/010:30:200
20515199259,10cyclictest0-21swapper/210:20:212
20515199258,3cyclictest131rcu_preempt10:30:242
205151992511,3cyclictest131rcu_preempt12:30:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional