You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-30 - 14:39

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 Thu Apr 30, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1256951995648,5cyclictest1290542-21munin-plugin-st20:45:000
1256951995648,5cyclictest1290542-21munin-plugin-st20:45:000
1256951995444,6cyclictest1277284-21cut20:05:160
1256951995024,22cyclictest0-21swapper/021:50:010
1256962994943,4cyclictest1271180-21kworker/u8:1+events_unbound20:10:063
1256954994939,6cyclictest1343027-21grep23:50:241
1256951994923,21cyclictest0-21swapper/022:00:310
1256951994834,10cyclictest121ktimers/020:25:120
1256957994738,5cyclictest1313347-21idleruntime-cro21:50:002
1256951994718,26cyclictest1347393-21ntp_kernel_err00:10:200
1256962994639,5cyclictest1348773-21kworker/u8:2+events_unbound00:23:443
1256957994538,5cyclictest1271180-21kworker/u8:1+events_unbound20:30:112
1256954994535,6cyclictest231ktimers/119:50:101
1256962994427,4cyclictest131rcu_preempt20:38:133
1256957994336,4cyclictest1318049-21idleruntime-cro22:10:002
1256957994335,4cyclictest1315699-21sendmail22:00:012
1256951994335,5cyclictest1273010-21kworker/u8:2+events_unbound19:55:020
1256962994236,4cyclictest1336854-21kworker/u8:3+events_unbound23:58:223
1256962994236,4cyclictest1320286-21kworker/u8:0+events_unbound22:30:383
1256962994234,5cyclictest1299273-21munin-plugin-st21:10:003
1256962994131,7cyclictest1292436-21cron20:50:013
1256962994030,7cyclictest1343029-21unixbench_singl23:50:243
1256957994031,5cyclictest1320372-21cron22:20:002
1256954994029,7cyclictest1291977-21grep20:45:251
1256962993932,5cyclictest1280096-21kworker/u8:0+events_unbound20:15:073
1256962993922,4cyclictest131rcu_preempt20:53:163
1256954993933,4cyclictest1290425-21kworker/u8:3+events_unbound20:55:181
1256954993932,5cyclictest1211758-21kworker/u8:2+events_unbound19:14:511
1256951993928,7cyclictest1352599-21grep00:30:240
1256951993912,5cyclictest1256980-1kworker/0:2H+mmc_complete20:20:010
1256962993832,4cyclictest1333659-21kworker/u8:2+events_unbound23:15:463
1256962993825,10cyclictest391ktimers/319:55:133
1256957993827,6cyclictest0-21swapper/219:55:012
1256951993828,6cyclictest0-21swapper/022:30:000
1256951993824,11cyclictest121ktimers/000:00:110
1256962993731,3cyclictest1329985-21cron23:00:003
1256962993730,5cyclictest1239549-21kworker/u8:1+events_unbound19:39:593
1256962993722,7cyclictest1348773-21kworker/u8:2+events_unbound00:27:553
1256962993716,5cyclictest131rcu_preempt19:15:013
1256957993731,4cyclictest1301035-21kworker/u8:3+events_unbound21:25:262
1256957993729,4cyclictest1348354-21munin-plugin-st00:15:002
1256954993730,5cyclictest1334362-21kworker/u8:3+events_unbound23:20:451
1256954993724,5cyclictest131rcu_preempt22:00:001
1256951993727,7cyclictest0-21swapper/020:00:010
1256962993615,10cyclictest131rcu_preempt21:10:243
1256954993630,4cyclictest1348773-21kworker/u8:2+events_unbound00:33:501
1256954993628,6cyclictest1336854-21kworker/u8:3+events_unbound23:47:291
1256954993626,7cyclictest1327646-21idleruntime-cro22:50:001
1256954993619,9cyclictest131rcu_preempt21:20:161
1256954993616,5cyclictest131rcu_preempt19:30:191
1256951993626,5cyclictest0-21swapper/000:00:010
1256951993625,7cyclictest1265797-21grep19:30:260
1256951993617,3cyclictest0-21swapper/000:19:480
1256951993617,3cyclictest0-21swapper/000:19:470
1256962993529,4cyclictest1313115-21kworker/u8:3+events_unbound21:55:313
1256962993521,4cyclictest131rcu_preempt21:40:193
1256962993518,5cyclictest131rcu_preempt22:20:013
1256962993517,4cyclictest131rcu_preempt21:37:393
1256962993516,9cyclictest131rcu_preempt19:53:493
1256962993516,9cyclictest0-21swapper/319:44:423
1256962993516,5cyclictest131rcu_preempt19:26:253
1256962993516,4cyclictest131rcu_preempt20:41:023
1256962993516,4cyclictest131rcu_preempt20:41:023
1256962993513,10cyclictest131rcu_preempt20:31:073
1256957993528,4cyclictest1261125-21sendmail19:20:002
1256957993527,4cyclictest1334048-21munin-plugin-st23:15:002
1256954993528,5cyclictest1350502-21kworker/u8:1+events_unbound00:23:491
1256954993526,5cyclictest0-21swapper/122:30:261
1256954993525,7cyclictest0-21swapper/120:45:011
1256954993525,7cyclictest0-21swapper/120:45:011
1256954993524,4cyclictest131rcu_preempt00:00:021
1256954993516,5cyclictest131rcu_preempt19:55:161
1256954993511,10cyclictest24-21ksoftirqd/119:15:241
1256954993510,6cyclictest131rcu_preempt21:05:271
125696299348,14cyclictest40-21ksoftirqd/300:00:233
1256962993427,3cyclictest0-21swapper/300:20:013
1256962993427,3cyclictest0-21swapper/300:20:003
1256962993422,8cyclictest391ktimers/300:30:243
1256962993418,5cyclictest131rcu_preempt23:10:003
1256962993417,5cyclictest131rcu_preempt23:25:003
1256962993416,5cyclictest131rcu_preempt21:50:133
1256962993416,5cyclictest131rcu_preempt19:25:013
1256962993416,11cyclictest131rcu_preempt22:45:013
1256962993416,11cyclictest131rcu_preempt20:00:233
1256962993415,11cyclictest131rcu_preempt21:25:243
1256962993414,5cyclictest131rcu_preempt22:30:013
125695799347,4cyclictest131rcu_preempt22:00:142
1256954993427,5cyclictest1346282-21kworker/u8:0+events_unbound00:38:511
1256954993426,6cyclictest1346282-21kworker/u8:0+events_unbound00:18:441
1256954993426,6cyclictest1346282-21kworker/u8:0+events_unbound00:18:431
1256954993426,4cyclictest0-21swapper/121:25:161
1256954993417,5cyclictest131rcu_preempt19:40:211
1256954993416,10cyclictest131rcu_preempt20:25:171
1256951993425,5cyclictest0-21swapper/022:10:000
1256951993423,7cyclictest1325279-21cron22:40:000
1256962993326,4cyclictest0-21swapper/320:10:003
1256962993325,4cyclictest0-21swapper/322:50:253
1256962993319,4cyclictest131rcu_preempt20:28:543
1256962993319,3cyclictest0-21swapper/322:45:273
1256962993317,5cyclictest131rcu_preempt21:20:243
1256962993316,10cyclictest131rcu_preempt19:30:153
1256962993310,16cyclictest40-21ksoftirqd/321:30:253
125695799334,6cyclictest131rcu_preempt20:20:122
1256957993326,4cyclictest1309928-21munin-plugin-st21:40:012
1256957993326,3cyclictest0-21swapper/219:25:162
1256957993325,4cyclictest0-21swapper/200:40:002
1256957993324,5cyclictest1339364-21cron23:40:002
1256957993321,8cyclictest311ktimers/220:15:122
125695499339,13cyclictest24-21ksoftirqd/120:50:231
1256954993311,11cyclictest0-21swapper/120:23:581
1256954993310,10cyclictest24-21ksoftirqd/121:40:021
1256951993327,4cyclictest1327652-21munin-plugin-st22:50:010
1256951993324,6cyclictest1329339-21sh22:55:000
1256962993224,5cyclictest0-21swapper/323:44:593
1256962993222,6cyclictest0-21swapper/321:00:163
1256962993219,4cyclictest131rcu_preempt23:10:193
1256962993216,5cyclictest131rcu_preempt22:00:243
1256962993215,6cyclictest131rcu_preempt22:20:183
1256962993214,11cyclictest131rcu_preempt19:45:253
1256957993222,6cyclictest0-21swapper/220:00:022
1256957993222,6cyclictest0-21swapper/200:00:002
1256957993221,7cyclictest0-21swapper/220:00:262
125695499328,13cyclictest131rcu_preempt22:45:011
1256954993226,4cyclictest1322398-21kworker/u8:1+events_unbound23:05:451
1256954993219,5cyclictest131rcu_preempt20:10:011
1256954993217,5cyclictest131rcu_preempt23:20:001
1256954993216,10cyclictest131rcu_preempt23:40:171
1256954993215,5cyclictest131rcu_preempt21:45:021
1256954993215,5cyclictest131rcu_preempt21:00:141
1256954993215,5cyclictest131rcu_preempt20:40:011
1256954993215,5cyclictest131rcu_preempt20:17:001
1256954993215,10cyclictest131rcu_preempt19:45:241
1256954993214,10cyclictest131rcu_preempt22:20:261
1256954993212,12cyclictest131rcu_preempt19:35:201
1256951993221,6cyclictest0-21swapper/021:15:250
1256951993216,3cyclictest0-21swapper/019:27:110
1256951993214,5cyclictest0-21swapper/022:19:270
1256962993120,4cyclictest131rcu_preempt20:20:153
1256962993114,5cyclictest131rcu_preempt22:10:153
1256962993114,5cyclictest131rcu_preempt21:15:143
1256962993114,4cyclictest0-21swapper/300:14:433
1256962993114,11cyclictest1256942-21cyclictest23:30:183
1256962993114,11cyclictest1256942-21cyclictest23:30:173
1256962993113,5cyclictest131rcu_preempt22:06:433
1256962993112,5cyclictest131rcu_preempt19:15:023
1256962993111,11cyclictest131rcu_preempt00:40:003
1256957993125,4cyclictest1326646-21kworker/u8:0+events_unbound22:44:432
1256957993124,5cyclictest1211758-21kworker/u8:2+events_unbound19:14:422
1256957993123,6cyclictest1322398-21kworker/u8:1+events_unbound23:25:472
1256957993123,6cyclictest1322398-21kworker/u8:1+events_unbound23:25:472
1256954993124,5cyclictest1336854-21kworker/u8:3+events_unbound23:57:271
1256954993123,4cyclictest0-21swapper/121:45:161
1256954993120,6cyclictest0-21swapper/121:50:251
1256954993118,5cyclictest131rcu_preempt22:00:241
1256954993117,5cyclictest131rcu_preempt23:00:241
1256954993114,5cyclictest131rcu_preempt23:30:131
1256954993114,5cyclictest131rcu_preempt23:30:131
1256954993114,11cyclictest131rcu_preempt20:00:151
1256954993114,10cyclictest131rcu_preempt21:15:121
1256954993113,6cyclictest131rcu_preempt19:25:011
1256954993113,10cyclictest131rcu_preempt20:30:221
125696299307,14cyclictest40-21ksoftirqd/320:55:163
1256962993015,5cyclictest131rcu_preempt23:00:203
1256962993015,3cyclictest131rcu_preempt00:05:353
1256962993014,4cyclictest131rcu_preempt23:35:583
1256962993013,5cyclictest131rcu_preempt23:30:003
1256962993013,5cyclictest131rcu_preempt23:30:003
1256962993013,4cyclictest131rcu_preempt21:46:423
1256962993011,9cyclictest131rcu_preempt23:45:183
125695799306,3cyclictest131rcu_preempt23:55:002
1256957993022,4cyclictest1285409-21apt20:30:002
1256957993022,4cyclictest0-21swapper/222:10:322
1256957993022,4cyclictest0-21swapper/220:50:252
125695499307,14cyclictest24-21ksoftirqd/123:10:171
1256954993017,9cyclictest1300769-21grep21:10:271
1256954993014,5cyclictest131rcu_preempt22:50:171
1256954993012,10cyclictest131rcu_preempt22:25:361
1256954993011,12cyclictest24-21ksoftirqd/119:25:231
1256954993010,11cyclictest24-21ksoftirqd/121:30:241
1256951993023,4cyclictest0-21swapper/023:00:150
1256951993021,6cyclictest1270937-21unixbench_singl19:45:250
1256962992910,5cyclictest131rcu_preempt22:40:013
125695799297,4cyclictest131rcu_preempt23:20:002
125695799292,4cyclictest131rcu_preempt23:40:122
1256957992923,4cyclictest1298962-21kworker/u8:1+events_unbound21:06:402
1256957992923,4cyclictest1261357-21kworker/u8:3+events_unbound20:05:042
1256957992922,4cyclictest0-21swapper/223:20:162
1256957992921,6cyclictest1327396-21kworker/u8:2+events_unbound23:00:442
1256957992921,4cyclictest0-21swapper/221:20:242
1256957992921,4cyclictest0-21swapper/220:10:272
1256957992919,6cyclictest0-21swapper/220:40:012
125695499297,13cyclictest131rcu_preempt23:30:011
125695499297,13cyclictest131rcu_preempt23:30:001
1256954992918,5cyclictest131rcu_preempt22:10:131
1256954992917,5cyclictest131rcu_preempt22:40:021
1256954992911,5cyclictest131rcu_preempt23:00:001
1256954992910,5cyclictest131rcu_preempt20:10:181
1256951992922,4cyclictest1258820-21munin-node19:15:010
1256951992922,4cyclictest0-21swapper/019:15:040
1256951992921,5cyclictest1301035-21kworker/u8:3+events_unbound21:20:250
125695799284,4cyclictest12702222kernelversion19:45:182
1256957992812,6cyclictest1322398-21kworker/u8:1+events_unbound22:30:422
1256957992810,9cyclictest131rcu_preempt19:31:292
125695799280,5cyclictest0-21swapper/219:40:132
1256954992820,5cyclictest1346639-21ls00:10:001
1256954992813,3cyclictest131rcu_preempt22:15:331
1256951992821,4cyclictest1334703-21sendmail23:20:000
125695799276,4cyclictest131rcu_preempt20:55:262
1256957992720,3cyclictest0-21swapper/221:35:002
1256957992716,8cyclictest438-21cron21:15:012
1256957992712,7cyclictest32-21ksoftirqd/200:20:212
1256954992719,6cyclictest1313115-21kworker/u8:3+events_unbound22:05:131
1256954992712,5cyclictest131rcu_preempt00:25:181
1256951992722,3cyclictest0-21swapper/023:40:000
1256951992719,4cyclictest1306311-21latency_hist21:30:000
1256951992717,7cyclictest1321689-21grep22:20:260
1256951992716,8cyclictest1340663-21grep23:40:250
1256957992618,5cyclictest1292451-21munin-plugin-st20:50:012
1256957992617,5cyclictest0-21swapper/222:30:012
1256957992611,7cyclictest32-21ksoftirqd/221:40:212
1256957992611,4cyclictest1343227-21kworker/u8:2+events_unbound00:01:082
125695499260,7cyclictest0-21swapper/123:40:001
125695199262,21cyclictest1276876-21debian-sa120:05:000
1256951992618,5cyclictest0-21swapper/021:05:220
1256951992617,6cyclictest1335710-21grep23:20:230
1256951992617,5cyclictest0-21swapper/020:33:460
1256951992616,8cyclictest121ktimers/022:30:050
1256951992616,6cyclictest0-21swapper/021:10:260
1256951992615,6cyclictest1333553-21grep23:10:250
125695799259,8cyclictest131rcu_preempt19:20:242
125695799257,4cyclictest131rcu_preempt00:34:592
1256957992519,4cyclictest1326646-21kworker/u8:0+events_unbound22:45:582
1256957992519,3cyclictest0-21swapper/222:20:262
1256957992518,3cyclictest0-21swapper/221:50:262
1256957992517,4cyclictest0-21swapper/223:10:002
1256957992513,9cyclictest32-21ksoftirqd/223:35:002
1256957992513,9cyclictest32-21ksoftirqd/223:35:002
1256951992520,3cyclictest1329866-21runrttasks22:58:410
1256951992520,3cyclictest1288673-21kworker/u8:1+events_unbound20:45:180
1256951992518,4cyclictest1288366-21grep20:35:270
1256951992518,4cyclictest0-21swapper/020:20:270
1256951992514,8cyclictest1262032-21gzip19:20:220
1256951992514,7cyclictest0-21swapper/023:55:010
125695199250,21cyclictest0-21swapper/023:34:150
125695199250,21cyclictest0-21swapper/023:34:140
1256957992418,4cyclictest1324399-21kworker/u8:2+events_unbound22:39:202
1256957992417,5cyclictest1329116-21kworker/u8:3+events_unbound22:58:522
1256957992417,5cyclictest1302769-21kworker/u8:0+events_unbound21:19:012
1256957992416,5cyclictest629-21snmpd00:06:212
1256957992413,8cyclictest32-21ksoftirqd/222:50:192
1256951992418,2cyclictest0-21swapper/019:43:400
1256951992417,3cyclictest0-21swapper/020:59:230
1256951992416,4cyclictest1315702-21sendmail22:00:000
125695199241,20cyclictest1307083-21/usr/sbin/munin21:30:190
125695199241,19cyclictest0-21swapper/021:00:320
125695199240,20cyclictest0-21swapper/021:36:470
125695799238,5cyclictest1348773-21kworker/u8:2+events_unbound00:27:432
125695799237,8cyclictest131rcu_preempt19:35:172
1256957992313,7cyclictest32-21ksoftirqd/223:48:422
1256957992313,7cyclictest32-21ksoftirqd/200:20:002
1256957992313,7cyclictest32-21ksoftirqd/200:20:002
1256951992317,3cyclictest0-21swapper/023:47:260
1256951992317,3cyclictest0-21swapper/022:10:240
1256951992317,3cyclictest0-21swapper/021:40:170
1256951992316,3cyclictest0-21swapper/020:50:070
1256951992316,3cyclictest0-21swapper/020:10:170
1256951992315,5cyclictest0-21swapper/000:10:000
1256951992216,3cyclictest0-21swapper/023:30:000
1256951992216,3cyclictest0-21swapper/023:30:000
1256951992215,3cyclictest0-21swapper/021:50:530
1256951992215,3cyclictest0-21swapper/019:35:530
125695199221,19cyclictest1349234-21apt-get00:20:110
125695199221,19cyclictest0-21swapper/022:43:370
125695199221,17cyclictest0-21swapper/023:09:070
125695199200,3cyclictest0-21swapper/000:35:110
125695199200,18cyclictest0-21swapper/000:25:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional