You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-20 - 15:14

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 highest latencies:
System rackbslot5s.osadl.org (updated Wed May 20, 2026 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1347178995144,5cyclictest1347328-21kworker/u8:0+events_unbound07:22:483
1347175994841,4cyclictest1357664-21unixbench_multi07:35:252
1347178994733,10cyclictest391ktimers/307:40:123
1347175994734,10cyclictest311ktimers/210:20:122
1347171994738,6cyclictest1366676-21cron08:05:011
1347175994633,9cyclictest311ktimers/208:45:112
1347178994437,5cyclictest1416500-21kworker/u8:0+events_unbound10:33:253
1347167994418,3cyclictest0-21swapper/007:35:220
1347178994331,8cyclictest1416129-21grep10:25:253
1347175994334,4cyclictest0-21swapper/207:45:012
1347167994336,4cyclictest1366677-21apt08:05:000
1347167994335,4cyclictest1425097-21munin-plugin-st10:55:000
1347167994317,3cyclictest0-21swapper/007:20:020
1347178994235,4cyclictest1389122-21latency_hist09:10:013
134716799422,11cyclictest1406328-21sh10:00:000
1347178994126,10cyclictest391ktimers/312:05:103
1347175994134,4cyclictest1364963-21latency_hist08:00:012
1347178994021,9cyclictest131rcu_preempt09:28:403
1347171994028,9cyclictest1359375-21grep07:40:251
1347167994029,5cyclictest208-21systemd-logind09:53:170
1347167994029,5cyclictest208-21systemd-logind09:53:160
1347167994026,9cyclictest1429751-21grep11:05:250
1347178993933,4cyclictest1354699-21kworker/u8:0+events_unbound08:02:583
1347178993927,9cyclictest391ktimers/308:40:123
1347178993918,4cyclictest131rcu_preempt09:03:063
1347175993929,6cyclictest1391374-21fschecks_count09:15:152
1347175993929,6cyclictest0-21swapper/207:10:182
1347171993932,4cyclictest1431899-21cron11:15:001
1347171993931,4cyclictest1370077-21sh08:15:001
1347171993931,4cyclictest1370077-21sh08:15:001
1347171993930,6cyclictest1352611-21unixbench_singl07:20:241
1347171993929,5cyclictest0-21swapper/108:17:581
1347171993929,5cyclictest0-21swapper/108:17:581
1347178993830,6cyclictest1354699-21kworker/u8:0+events_unbound07:32:493
1347178993822,5cyclictest1347158-21cyclictest08:56:183
1347178993822,12cyclictest391ktimers/307:15:143
1347178993814,9cyclictest131rcu_preempt08:30:243
1347175993831,4cyclictest1440644-21munin-run11:40:012
1347175993827,7cyclictest1453797-21grep12:15:242
1347175993827,7cyclictest1453797-21grep12:15:242
1347175993821,9cyclictest311ktimers/209:05:122
1347178993730,5cyclictest391ktimers/312:35:123
1347178993722,5cyclictest131rcu_preempt10:18:523
1347178993721,6cyclictest131rcu_preempt07:15:023
1347178993720,5cyclictest131rcu_preempt11:18:453
1347178993714,11cyclictest0-21swapper/309:33:033
1347175993731,3cyclictest1399506-21munin-run09:40:002
1347171993730,4cyclictest1450419-21unixbench_multi12:05:251
1347171993728,4cyclictest0-21swapper/110:25:011
1347167993728,6cyclictest1348332-21grep07:10:270
1347167993728,5cyclictest1364961-21sendmail08:00:010
1347167993728,4cyclictest0-21swapper/009:35:010
1347178993629,5cyclictest1414795-21kworker/u8:3+events_unbound10:43:283
1347178993625,8cyclictest1367896-21grep08:05:243
1347178993625,7cyclictest1394395-21sh09:25:003
1347178993622,4cyclictest131rcu_preempt12:10:173
1347178993622,4cyclictest131rcu_preempt12:10:173
1347178993620,5cyclictest131rcu_preempt10:24:133
1347178993619,5cyclictest1373198-21kworker/u8:2-events_freezable_power_08:25:043
1347175993629,4cyclictest1363259-21kthreadd07:55:012
1347171993630,4cyclictest242324-21kworker/u8:3+events_unbound08:07:591
1347171993626,4cyclictest0-21swapper/110:00:001
1347171993625,8cyclictest231ktimers/108:50:131
1347167993627,4cyclictest0-21swapper/012:40:010
134717899353,14cyclictest1406311-21cron10:00:003
1347178993529,4cyclictest1407673-21kworker/u8:0+events_unbound10:13:203
1347178993529,4cyclictest1407673-21kworker/u8:0+events_unbound10:08:203
1347178993528,5cyclictest1442045-21kworker/u8:3+events_unbound11:48:413
1347178993525,6cyclictest1392703-21sendmail09:20:013
1347178993524,7cyclictest1373045-21grep08:20:253
1347178993523,8cyclictest1432118-21apt-key11:15:013
1347178993516,10cyclictest131rcu_preempt12:25:083
1347178993515,5cyclictest131rcu_preempt11:20:223
1347178993515,4cyclictest131rcu_preempt09:49:263
1347178993514,4cyclictest131rcu_preempt10:02:563
1347178993510,14cyclictest131rcu_preempt08:10:233
1347178993510,14cyclictest131rcu_preempt08:10:233
1347175993527,4cyclictest0-21swapper/208:35:132
1347175993526,6cyclictest1355110-21fschecks_count07:30:162
1347175993526,4cyclictest0-21swapper/211:28:372
1347175993525,6cyclictest0-21swapper/208:07:582
1347171993527,4cyclictest0-21swapper/109:25:151
1347171993525,5cyclictest0-21swapper/108:30:001
1347171993524,7cyclictest0-21swapper/107:45:261
1347167993524,6cyclictest0-21swapper/008:50:250
1347178993425,6cyclictest1426806-21sendmail11:00:003
1347178993416,4cyclictest131rcu_preempt09:12:243
1347178993416,4cyclictest0-21swapper/308:19:493
1347178993416,4cyclictest0-21swapper/308:19:493
1347178993415,4cyclictest131rcu_preempt07:27:183
1347178993415,11cyclictest131rcu_preempt10:54:083
1347178993415,11cyclictest131rcu_preempt07:35:243
1347178993410,13cyclictest40-21ksoftirqd/308:35:233
1347171993426,4cyclictest0-21swapper/110:40:151
1347171993424,7cyclictest1458997-21unixbench_singl12:30:241
1347171993423,7cyclictest0-21swapper/108:30:261
134717899339,12cyclictest131rcu_preempt11:25:163
1347178993327,4cyclictest1363188-21kworker/u8:1+events_unbound07:57:563
1347178993321,4cyclictest131rcu_preempt11:35:163
1347178993319,4cyclictest131rcu_preempt07:50:043
1347178993317,5cyclictest131rcu_preempt08:49:503
1347178993314,4cyclictest131rcu_preempt07:49:303
1347175993324,6cyclictest1375194-21cron08:30:002
134717599331,11cyclictest0-21swapper/211:15:112
1347171993326,3cyclictest0-21swapper/107:30:001
1347171993324,4cyclictest0-21swapper/108:45:001
1347171993321,7cyclictest0-21swapper/110:50:251
1347167993323,7cyclictest1402465-21grep09:45:240
1347167993322,6cyclictest1455519-21grep12:20:220
134717899328,15cyclictest40-21ksoftirqd/310:45:133
1347178993221,6cyclictest0-21swapper/312:03:453
1347178993216,9cyclictest131rcu_preempt10:39:393
1347178993216,5cyclictest131rcu_preempt11:05:133
1347178993216,5cyclictest131rcu_preempt08:53:593
1347178993214,5cyclictest131rcu_preempt11:50:173
1347178993212,10cyclictest131rcu_preempt12:19:233
1347178993212,10cyclictest131rcu_preempt12:19:233
1347178993211,10cyclictest40-21ksoftirqd/309:45:013
1347178993210,13cyclictest40-21ksoftirqd/311:00:233
1347175993224,4cyclictest0-21swapper/208:30:252
1347175993220,8cyclictest1460671-21grep12:35:242
134717599321,6cyclictest0-21swapper/208:50:132
1347171993224,4cyclictest0-21swapper/109:45:251
1347171993222,6cyclictest0-21swapper/109:30:251
1347171993221,7cyclictest231ktimers/109:10:121
1347171993221,7cyclictest0-21swapper/107:30:261
1347167993221,7cyclictest1452114-21grep12:10:250
1347167993221,7cyclictest1452114-21grep12:10:250
1347167993221,7cyclictest1371306-21grep08:15:260
1347167993221,7cyclictest1371306-21grep08:15:260
134717899319,11cyclictest40-21ksoftirqd/312:20:233
134717899318,11cyclictest40-21ksoftirqd/309:50:143
134717899318,11cyclictest40-21ksoftirqd/309:50:133
1347178993114,5cyclictest131rcu_preempt12:30:183
1347178993113,5cyclictest131rcu_preempt09:35:573
1347175993125,4cyclictest242324-21kworker/u8:3+events_unbound07:27:472
1347175993123,4cyclictest0-21swapper/212:30:232
1347175993110,3cyclictest131rcu_preempt10:00:112
1347171993125,4cyclictest242324-21kworker/u8:3+events_unbound07:52:561
1347171993124,5cyclictest1429993-21kworker/u8:2+events_unbound11:08:331
1347171993122,6cyclictest0-21swapper/111:55:241
1347171993121,6cyclictest0-21swapper/109:50:251
1347171993121,6cyclictest0-21swapper/109:50:251
1347171993120,6cyclictest0-21swapper/111:45:241
1347171993119,8cyclictest0-21swapper/109:15:241
1347167993123,4cyclictest0-21swapper/009:10:010
1347167993122,4cyclictest0-21swapper/010:15:000
1347167993121,6cyclictest1378201-21unixbench_singl08:35:230
1347167993121,6cyclictest0-21swapper/012:15:240
1347167993121,6cyclictest0-21swapper/012:15:240
1347178993012,5cyclictest131rcu_preempt11:55:223
1347175993023,5cyclictest1414795-21kworker/u8:3+events_unbound10:50:422
1347175993021,4cyclictest0-21swapper/211:05:262
1347175993021,4cyclictest0-21swapper/209:30:242
1347175993019,6cyclictest1405040-21cut09:55:152
1347175993013,5cyclictest1414795-21kworker/u8:3+events_unbound10:58:092
1347171993023,4cyclictest1385641-21kthreadd09:00:011
1347171993021,7cyclictest1357834-21kworker/u8:2+events_unbound07:37:521
1347171993020,6cyclictest0-21swapper/108:40:011
1347171993019,6cyclictest0-21swapper/111:00:281
1347167993025,2cyclictest0-21swapper/009:40:120
1347167993023,4cyclictest1391094-21latency_hist09:15:010
1347167993019,6cyclictest0-21swapper/008:29:590
1347178992912,4cyclictest131rcu_preempt11:32:123
1347178992910,11cyclictest40-21ksoftirqd/311:40:253
1347175992922,3cyclictest0-21swapper/208:55:262
1347175992922,3cyclictest0-21swapper/207:22:472
1347175992920,6cyclictest0-21swapper/207:20:012
1347175992918,7cyclictest0-21swapper/211:55:252
134717599291,17cyclictest0-21swapper/210:05:112
1347171992921,5cyclictest0-21swapper/111:25:001
1347171992919,6cyclictest0-21swapper/112:15:001
1347171992919,6cyclictest0-21swapper/112:15:001
1347167992922,3cyclictest0-21swapper/010:25:250
1347175992821,4cyclictest1399915-21fschecks_count09:40:162
1347175992821,3cyclictest0-21swapper/210:45:232
1347175992820,6cyclictest1382188-21kworker/u8:3+events_unbound09:00:162
1347175992820,4cyclictest0-21swapper/210:35:142
1347175992819,6cyclictest0-21swapper/208:15:262
1347175992819,6cyclictest0-21swapper/208:15:262
1347175992819,4cyclictest0-21swapper/211:20:162
1347175992817,7cyclictest0-21swapper/210:30:252
1347171992821,5cyclictest1414795-21kworker/u8:3+events_unbound10:28:241
1347171992821,4cyclictest0-21swapper/109:10:011
1347171992821,4cyclictest0-21swapper/108:45:241
1347167992820,4cyclictest0-21swapper/011:50:240
1347167992819,6cyclictest1376456-21tail08:30:250
1347167992817,7cyclictest0-21swapper/007:35:000
134717599279,11cyclictest32-21ksoftirqd/211:45:092
1347175992719,4cyclictest0-21swapper/212:20:232
1347175992717,7cyclictest0-21swapper/211:55:002
1347175992717,6cyclictest0-21swapper/210:45:012
1347171992719,4cyclictest1350678-21head07:15:271
1347171992718,5cyclictest0-21swapper/111:50:231
1347171992716,6cyclictest0-21swapper/111:25:251
1347167992718,6cyclictest0-21swapper/011:40:010
1347167992718,4cyclictest0-21swapper/007:50:260
1347167992717,6cyclictest1373513-21munin-run08:24:590
1347175992619,3cyclictest0-21swapper/208:10:162
1347175992619,3cyclictest0-21swapper/208:10:152
134717199266,4cyclictest1455913-21auditctl12:24:001
1347171992620,3cyclictest0-21swapper/110:15:011
1347171992619,3cyclictest0-21swapper/110:15:151
1347171992616,6cyclictest0-21swapper/112:40:011
1347171992616,5cyclictest0-21swapper/112:20:001
1347171992616,5cyclictest0-21swapper/112:19:591
1347167992619,3cyclictest0-21swapper/012:05:230
1347175992519,4cyclictest1392570-21kworker/u8:3+events_unbound09:50:422
1347175992519,4cyclictest1392570-21kworker/u8:3+events_unbound09:50:422
1347175992519,4cyclictest1387587-21kworker/u8:2+events_unbound09:13:132
1347175992518,5cyclictest1404249-21kworker/u8:2+events_unbound10:15:202
1347175992513,9cyclictest1451720-21seq12:10:212
1347175992513,9cyclictest1451720-21seq12:10:212
1347171992517,4cyclictest0-21swapper/110:45:151
1347171992516,5cyclictest0-21swapper/107:15:021
1347171992515,6cyclictest0-21swapper/111:35:251
1347171992514,8cyclictest1419989-21tr10:40:011
1347171992514,7cyclictest1456442-21grep12:25:161
1347167992518,4cyclictest1409736-21sh10:10:000
1347167992518,3cyclictest0-21swapper/011:10:240
1347167992518,3cyclictest0-21swapper/008:45:010
1347167992517,4cyclictest0-21swapper/010:35:230
1347167992517,4cyclictest0-21swapper/009:15:150
134716799251,20cyclictest0-21swapper/011:40:580
134716799251,20cyclictest0-21swapper/010:01:230
134716799251,18cyclictest1444051-21cron11:50:000
1347167992510,4cyclictest121ktimers/011:15:150
134717599247,4cyclictest1429993-21kworker/u8:2+events_unbound11:10:042
1347175992414,7cyclictest32-21ksoftirqd/212:10:012
1347175992414,7cyclictest0-21swapper/211:30:252
134717599240,3cyclictest131rcu_preempt11:40:122
1347171992418,3cyclictest0-21swapper/111:30:151
1347171992418,3cyclictest0-21swapper/111:15:211
1347171992417,3cyclictest0-21swapper/110:00:141
1347171992414,6cyclictest1364962-21cat08:00:001
1347171992413,8cyclictest1409158-21cat10:05:231
134717199241,12cyclictest0-21swapper/108:20:221
1347167992417,4cyclictest1413927-21ntpq10:20:210
1347167992417,3cyclictest0-21swapper/010:30:220
1347167992416,4cyclictest0-21swapper/011:30:240
1347167992414,7cyclictest1367723-21sort08:05:230
134716799241,19cyclictest0-21swapper/010:18:570
134716799241,19cyclictest0-21swapper/008:59:040
134717599235,4cyclictest131rcu_preempt08:40:132
1347175992317,4cyclictest1390759-21kworker/u8:0+events_unbound09:24:102
1347175992315,4cyclictest0-21swapper/208:20:252
1347175992313,7cyclictest164-21systemd-journal11:00:402
1347171992317,3cyclictest0-21swapper/110:55:171
134716799231,8cyclictest1446251-21basename11:55:160
1347167992316,4cyclictest0-21swapper/012:25:260
1347167992316,3cyclictest0-21swapper/007:40:160
1347167992316,3cyclictest0-21swapper/007:21:140
134716799231,18cyclictest0-21swapper/011:24:090
134716799231,18cyclictest0-21swapper/009:37:160
134716799230,21cyclictest0-21swapper/011:25:210
134716799230,19cyclictest0-21swapper/012:31:570
134716799230,19cyclictest0-21swapper/011:01:150
134716799230,19cyclictest0-21swapper/009:03:340
134716799230,19cyclictest0-21swapper/008:48:380
1347175992216,3cyclictest0-21swapper/208:00:212
1347175992216,3cyclictest0-21swapper/207:45:162
1347175992212,6cyclictest0-21swapper/209:25:242
1347171992213,6cyclictest0-21swapper/109:35:261
1347167992216,4cyclictest13550irq/42-30be0000.ethernet10:40:170
1347167992216,4cyclictest0-21swapper/008:12:120
1347167992216,4cyclictest0-21swapper/008:12:120
1347167992215,4cyclictest0-21swapper/009:20:130
134716799221,19cyclictest0-21swapper/007:27:040
134716799220,20cyclictest0-21swapper/012:02:520
134717599219,3cyclictest131rcu_preempt10:25:242
1347175992113,5cyclictest0-21swapper/209:45:252
1347171992115,3cyclictest0-21swapper/112:00:211
1347171992114,5cyclictest1385370-21kworker/u8:1+events_unbound09:00:411
1347167992114,5cyclictest121ktimers/010:55:190
134717599205,7cyclictest131rcu_preempt10:10:172
134717599186,9cyclictest301rcuc/212:00:192
1347171991812,4cyclictest1431787-21kworker/u8:1+events_unbound11:44:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional