You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-01 - 21:40

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 the 376 highest latencies:
System rackbslot5s.osadl.org (updated Wed Apr 01, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
856035995649,4cyclictest891522-21munin-plugin-st08:50:000
856041995342,7cyclictest901953-21sh09:20:011
856035994639,4cyclictest901954-21sh09:20:010
856048994438,3cyclictest867219-21cron07:40:003
856048994438,3cyclictest867219-21cron07:40:003
856035994435,6cyclictest863819-21grep07:30:000
856048994334,6cyclictest867628-21fschecks_count07:40:153
856048994334,6cyclictest867628-21fschecks_count07:40:153
856035994336,4cyclictest970778-21munin-run12:39:590
856045994232,7cyclictest859994-21sendmail07:20:012
856048994132,7cyclictest953743-21kworker/u8:1+events_unbound12:33:463
856041994131,6cyclictest893207-21cron08:55:001
856041994029,7cyclictest953061-21grep11:45:271
856035994030,6cyclictest925576-21grep10:25:270
856048993930,6cyclictest952279-21fschecks_time11:45:173
856041993930,5cyclictest0-21swapper/110:20:011
856041993928,7cyclictest0-21swapper/110:55:001
856041993927,7cyclictest939277-21grep11:05:261
856045993825,9cyclictest311ktimers/211:10:122
856041993831,4cyclictest963533-21unixbench_singl12:15:251
856048993728,4cyclictest0-21swapper/311:33:393
856045993727,7cyclictest898115-21grep09:05:262
856041993726,7cyclictest920501-21grep10:10:251
856035993728,6cyclictest121ktimers/008:10:120
856035993726,8cyclictest857250-21grep07:10:270
856048993627,4cyclictest0-21swapper/308:40:003
856048993627,4cyclictest0-21swapper/308:40:003
856045993629,4cyclictest906599-21tail09:30:272
856045993628,5cyclictest922633-21grep10:20:012
856045993628,5cyclictest0-21swapper/212:39:592
856045993626,7cyclictest951685-21apt-config11:45:012
856041993626,6cyclictest0-21swapper/109:05:001
856041993624,8cyclictest913663-21grep09:50:251
856035993628,6cyclictest121ktimers/007:40:120
856035993628,6cyclictest121ktimers/007:40:110
856035993626,7cyclictest894934-21sendmail09:00:010
856035993625,7cyclictest939223-21grep11:05:270
856048993524,7cyclictest861449-21unixbench_multi07:20:263
856045993528,4cyclictest927733-21cron10:35:002
856045993527,5cyclictest0-21swapper/208:20:002
856045993524,7cyclictest949917-21sendmail11:40:012
856041993527,4cyclictest0-21swapper/109:20:161
856041993522,8cyclictest857249-21grep07:10:271
85603599354,4cyclictest131rcu_preempt08:05:130
856035993525,7cyclictest0-21swapper/008:40:000
856035993525,7cyclictest0-21swapper/008:40:000
856048993424,7cyclictest0-21swapper/311:50:263
856048993421,10cyclictest391ktimers/309:40:143
856045993427,4cyclictest868943-21munin-plugin-st07:45:002
856045993427,4cyclictest868943-21munin-plugin-st07:45:002
856045993425,6cyclictest920519-21unixbench_singl10:10:252
856045993424,6cyclictest0-21swapper/212:00:002
856041993426,4cyclictest0-21swapper/112:40:001
856041993425,5cyclictest0-21swapper/108:13:181
856041993424,7cyclictest969065-21sh12:35:001
85603599342,6cyclictest131rcu_preempt09:30:120
856035993425,6cyclictest961843-21grep12:10:260
856035993425,6cyclictest0-21swapper/011:49:590
856035993422,8cyclictest911974-21grep09:45:270
856048993324,6cyclictest970311-21unixbench_multi12:35:253
856048993323,6cyclictest0-21swapper/310:50:253
856048993322,7cyclictest0-21swapper/310:15:003
856045993325,6cyclictest872727-21fschecks_count07:55:162
856045993323,6cyclictest954819-21grep11:50:262
856041993326,4cyclictest0-21swapper/107:40:001
856041993326,4cyclictest0-21swapper/107:40:001
856041993325,4cyclictest0-21swapper/107:25:021
85603599335,5cyclictest131rcu_preempt11:40:110
856035993326,4cyclictest0-21swapper/009:25:240
856035993322,8cyclictest861892-21cron07:25:010
856048993225,5cyclictest914904-21kworker/u8:1+events_unbound09:58:303
856048993223,6cyclictest898118-21unixbench_singl09:05:253
856048993223,5cyclictest0-21swapper/311:15:013
856048993222,6cyclictest0-21swapper/311:10:003
856048993222,6cyclictest0-21swapper/310:35:263
856048993222,6cyclictest0-21swapper/309:20:253
856048993222,6cyclictest0-21swapper/308:00:253
856045993224,4cyclictest0-21swapper/211:00:002
856041993223,4cyclictest0-21swapper/110:35:261
856041993221,7cyclictest912398-21sh09:50:001
85603599325,4cyclictest131rcu_preempt10:15:100
856035993226,3cyclictest13550irq/42-30be0000.ethernet10:50:260
856035993222,7cyclictest954764-21grep11:50:260
856035993222,6cyclictest0-21swapper/009:50:260
856048993124,4cyclictest0-21swapper/309:00:263
856045993123,4cyclictest0-21swapper/212:30:012
856045993123,4cyclictest0-21swapper/212:30:012
856045993123,4cyclictest0-21swapper/210:40:162
856041993124,4cyclictest935644-21grep10:55:251
856041993123,4cyclictest0-21swapper/109:35:251
856035993125,4cyclictest933052-21kworker/u8:0+events_unbound11:23:380
856035993125,4cyclictest933052-21kworker/u8:0+events_unbound11:23:380
856035993125,3cyclictest927742-21kthreadd10:35:000
856035993123,4cyclictest0-21swapper/009:40:010
856048993024,3cyclictest0-21swapper/312:00:253
856048993023,5cyclictest941080-21kworker/u8:3+events_unbound11:58:433
856048993023,3cyclictest0-21swapper/312:20:003
856048993019,7cyclictest0-21swapper/309:15:253
856045993023,3cyclictest0-21swapper/210:50:262
856045993023,3cyclictest0-21swapper/207:15:012
856045993020,6cyclictest901527-21grep09:15:252
856045993020,6cyclictest875757-21awk08:05:012
856045993020,6cyclictest0-21swapper/208:35:272
856045993020,6cyclictest0-21swapper/208:35:262
856041993023,4cyclictest0-21swapper/111:25:261
856041993021,4cyclictest0-21swapper/108:20:001
856035993024,3cyclictest0-21swapper/007:40:000
856035993024,3cyclictest0-21swapper/007:40:000
856035993019,6cyclictest0-21swapper/010:03:300
856035993019,6cyclictest0-21swapper/010:03:300
856048992922,4cyclictest0-21swapper/310:55:163
856048992922,4cyclictest0-21swapper/307:50:253
856048992919,6cyclictest0-21swapper/310:15:253
856048992918,6cyclictest0-21swapper/307:10:273
856045992922,3cyclictest0-21swapper/209:50:252
856045992920,5cyclictest0-21swapper/212:15:252
856041992921,6cyclictest876165-21fschecks_time08:05:171
856041992920,5cyclictest917515-21sh10:05:001
856041992920,5cyclictest917515-21sh10:05:001
856041992918,7cyclictest0-21swapper/111:55:271
85603599296,5cyclictest131rcu_preempt07:30:140
85603599292,9cyclictest936268-21cat11:00:000
856035992922,3cyclictest0-21swapper/009:00:260
856035992919,7cyclictest870231-21grep07:45:250
856035992917,7cyclictest0-21swapper/011:05:000
856048992821,4cyclictest943087-21sendmail11:20:003
856048992818,7cyclictest879190-21apt-key08:15:023
856048992818,6cyclictest0-21swapper/311:40:253
856045992821,4cyclictest0-21swapper/212:30:252
856045992821,3cyclictest0-21swapper/209:10:252
856045992818,6cyclictest0-21swapper/209:40:012
856045992818,6cyclictest0-21swapper/208:25:262
856045992815,9cyclictest0-21swapper/211:00:252
856041992820,4cyclictest0-21swapper/107:48:171
856041992818,7cyclictest959244-21grep12:05:151
856035992821,4cyclictest0-21swapper/012:05:250
856035992820,5cyclictest0-21swapper/011:30:010
856035992818,7cyclictest958401-21grep12:00:250
856048992720,4cyclictest0-21swapper/310:20:193
856048992718,6cyclictest0-21swapper/308:00:013
856048992718,5cyclictest0-21swapper/308:25:263
856048992717,6cyclictest0-21swapper/312:10:263
856048992717,6cyclictest0-21swapper/309:50:263
856045992721,3cyclictest0-21swapper/209:05:012
856045992719,4cyclictest0-21swapper/210:05:262
856045992719,4cyclictest0-21swapper/208:55:272
856045992718,6cyclictest0-21swapper/210:20:282
856045992718,5cyclictest0-21swapper/210:00:272
856045992718,5cyclictest0-21swapper/210:00:262
856045992717,6cyclictest0-21swapper/207:50:002
856045992716,7cyclictest0-21swapper/212:05:262
85604199272,8cyclictest8838212switchtime08:25:261
856041992720,4cyclictest0-21swapper/108:30:171
856041992720,4cyclictest0-21swapper/108:30:171
856035992721,3cyclictest0-21swapper/009:20:260
856035992720,4cyclictest881065-21cron08:20:000
856035992720,3cyclictest0-21swapper/011:15:240
856035992716,7cyclictest956475-21grep11:55:280
856035992715,7cyclictest204-21dbus-daemon09:58:300
85603599271,21cyclictest874052-21sendmail08:00:010
856048992619,4cyclictest0-21swapper/312:20:173
856048992619,4cyclictest0-21swapper/308:30:183
856048992619,4cyclictest0-21swapper/308:30:173
856048992619,3cyclictest0-21swapper/310:30:013
856048992616,6cyclictest0-21swapper/309:40:013
856048992616,6cyclictest0-21swapper/308:55:283
856045992620,3cyclictest0-21swapper/210:45:222
856045992619,5cyclictest933052-21kworker/u8:0+events_unbound11:18:402
856045992619,5cyclictest857423-21kworker/u8:2+events_unbound07:23:162
856045992619,3cyclictest910701-21kthreadd09:45:002
856045992617,6cyclictest0-21swapper/211:25:162
856045992617,6cyclictest0-21swapper/207:35:182
856045992617,6cyclictest0-21swapper/207:35:172
856041992620,3cyclictest0-21swapper/111:45:011
856041992618,6cyclictest942926-21kworker/u8:1+events_unbound11:22:421
856041992618,6cyclictest942926-21kworker/u8:1+events_unbound11:22:421
856041992618,4cyclictest0-21swapper/110:40:251
856041992616,5cyclictest0-21swapper/109:35:011
85604199261,5cyclictest131rcu_preempt08:00:131
856041992615,7cyclictest0-21swapper/111:00:161
856035992618,4cyclictest0-21swapper/007:50:250
856035992612,9cyclictest967365-21cron12:30:000
856035992612,9cyclictest967365-21cron12:30:000
856048992516,6cyclictest891103-21unixbench_singl08:45:273
856048992516,6cyclictest0-21swapper/307:25:263
856045992518,3cyclictest0-21swapper/209:30:012
856045992518,3cyclictest0-21swapper/208:45:272
856045992517,5cyclictest311ktimers/212:10:242
856045992517,4cyclictest0-21swapper/208:05:272
856041992519,3cyclictest0-21swapper/108:45:171
856041992519,3cyclictest0-21swapper/107:20:011
856041992518,3cyclictest0-21swapper/110:05:231
856041992516,6cyclictest1-21systemd08:38:221
856041992516,6cyclictest1-21systemd08:38:221
856041992516,5cyclictest0-21swapper/109:45:011
856041992515,7cyclictest949475-21grep11:35:261
85603599255,4cyclictest131rcu_preempt08:30:130
85603599255,4cyclictest131rcu_preempt08:30:130
856035992519,3cyclictest0-21swapper/011:35:210
856035992518,4cyclictest13850irq/36-mmc112:20:000
856035992518,3cyclictest0-21swapper/010:45:260
856035992516,7cyclictest887690-21kworker/u8:2+events_unbound10:13:330
856048992418,3cyclictest0-21swapper/310:35:013
856048992417,4cyclictest0-21swapper/307:50:013
856045992418,3cyclictest0-21swapper/212:00:252
856045992418,3cyclictest0-21swapper/207:30:242
856045992416,5cyclictest208-21systemd-logind09:23:252
856045992414,7cyclictest944029-21which11:20:232
856045992414,7cyclictest944029-21which11:20:232
856045992414,7cyclictest0-21swapper/210:35:162
856045992414,6cyclictest0-21swapper/212:20:262
856041992418,4cyclictest887690-21kworker/u8:2+events_unbound09:11:421
856041992418,3cyclictest0-21swapper/112:20:181
856041992418,3cyclictest0-21swapper/111:10:141
856041992416,5cyclictest0-21swapper/107:50:251
856041992416,4cyclictest231ktimers/108:55:121
856041992413,8cyclictest873267-21cat07:55:241
856035992417,5cyclictest889445-21kworker/u8:3+events_unbound09:10:120
856035992417,4cyclictest0-21swapper/010:05:260
856035992417,3cyclictest0-21swapper/011:33:330
856035992417,3cyclictest0-21swapper/009:42:180
85603599241,5cyclictest131rcu_preempt08:20:130
85603599241,19cyclictest0-21swapper/012:30:410
85603599241,19cyclictest0-21swapper/008:41:390
856035992411,6cyclictest3946601-1kworker/0:1H+mmc_complete10:25:010
856048992317,3cyclictest0-21swapper/310:45:173
856048992316,4cyclictest0-21swapper/309:45:173
856048992315,5cyclictest944790-21cron11:25:003
856048992315,5cyclictest944790-21cron11:25:003
856048992315,4cyclictest0-21swapper/310:00:263
856048992315,4cyclictest0-21swapper/310:00:263
856048992314,6cyclictest937503-21grep11:00:253
856048992312,7cyclictest946052-21grep11:25:263
856045992317,3cyclictest0-21swapper/208:40:152
856045992317,3cyclictest0-21swapper/207:25:142
856045992316,4cyclictest0-21swapper/210:30:012
856045992316,3cyclictest0-21swapper/209:45:272
856041992317,3cyclictest0-21swapper/110:45:271
856041992317,3cyclictest0-21swapper/108:20:211
856041992316,4cyclictest904430-21ntpq09:25:191
856041992315,5cyclictest0-21swapper/107:35:001
856041992315,4cyclictest0-21swapper/110:20:191
856041992314,6cyclictest863653-21seq07:28:121
85604199231,19cyclictest947112-21expr11:30:191
856035992317,4cyclictest13550irq/42-30be0000.ethernet08:00:230
856035992317,2cyclictest0-21swapper/010:44:370
856035992316,5cyclictest856028-21cyclictest09:07:550
85603599231,20cyclictest0-21swapper/012:23:190
856048992216,3cyclictest0-21swapper/312:10:003
856048992214,5cyclictest963633-21kworker/u8:0+events_unbound12:28:473
856048992214,5cyclictest963633-21kworker/u8:0+events_unbound12:28:473
856048992213,6cyclictest0-21swapper/310:05:263
856048992212,6cyclictest0-21swapper/308:40:143
856048992212,6cyclictest0-21swapper/308:05:173
856045992216,3cyclictest0-21swapper/211:30:172
856045992215,4cyclictest0-21swapper/211:49:592
856041992216,3cyclictest0-21swapper/111:50:151
856041992214,6cyclictest896577-21kworker/u8:1+events_unbound09:05:411
856035992215,5cyclictest940762-21ls11:10:230
856035992212,7cyclictest883169-21grep08:25:170
856048992115,3cyclictest0-21swapper/308:50:243
856048992115,3cyclictest0-21swapper/307:30:163
856048992113,5cyclictest899779-21unixbench_multi09:10:253
856045992115,3cyclictest0-21swapper/208:15:012
85604599211,4cyclictest870863-21/usr/sbin/munin07:50:112
856045992113,5cyclictest881784-21sed08:20:212
856045992112,7cyclictest892617-21wc08:50:242
856045992111,6cyclictest938779-21ntpq11:05:222
856041992115,3cyclictest0-21swapper/110:30:161
856041992114,5cyclictest867664-21fschecks_time07:40:151
856041992114,5cyclictest867664-21fschecks_time07:40:151
856048992014,3cyclictest905600-21/usr/sbin/munin09:30:253
856048992010,7cyclictest882345-21grep08:20:263
856045992012,4cyclictest0-21swapper/209:55:272
85604199209,6cyclictest889366-21unixbench_singl08:40:251
856041992013,4cyclictest962247-21sh12:15:011
85604899192,13cyclictest949897-21latency_hist11:39:593
856048991912,5cyclictest857423-21kworker/u8:2+events_unbound08:15:063
85604599182,4cyclictest131rcu_preempt08:30:132
85604599182,4cyclictest131rcu_preempt08:30:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional