You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-04 - 17:25

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 #9, slot #4

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
  
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 rack9slot4s (updated Thu Jun 04, 2026 12:59:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297719912891226,58cyclictest30193-21df07:25:140
294972614530,32sleep00-21swapper/007:22:420
293262613566,31sleep10-21swapper/107:20:551
29772997869,6cyclictest0-21swapper/107:25:131
304392560,8sleep02977199cyclictest11:40:220
58872480,6sleep05885-21tr07:45:120
217292420,6sleep121713-21munin-run12:44:591
29771993526,5cyclictest17737-21pidof12:33:010
19412351,30sleep02064-21mailstats11:50:270
29772993424,6cyclictest5051-21/usr/sbin/munin07:40:291
29772993424,6cyclictest4937-21/usr/sbin/munin12:00:171
2977299334,25cyclictest25053-21iostat_ios10:00:191
2977199338,11cyclictest0-21swapper/011:45:150
2977199331,12cyclictest0-21swapper/008:35:330
215122331,28sleep121518-21ntp_states09:50:241
153502331,28sleep115518-21cut09:35:171
2977199323,5cyclictest81rcu_preempt11:55:150
2977199322,14cyclictest27283-21iostat_ios08:40:180
193892321,27sleep119407-21iostat_ios09:45:191
99782311,26sleep110030-21df_inode07:55:121
2977299314,20cyclictest32587-21iostat_ios10:20:191
2977299313,25cyclictest20916-21iostat_ios11:15:191
29772993121,6cyclictest31468-21idleruntime-cro11:45:001
29771993120,7cyclictest18862-21wget09:45:110
130512311,26sleep113086-21df_inode10:55:121
46982301,5sleep00-21swapper/010:30:420
317342301,5sleep00-21swapper/010:19:190
29772993017,7cyclictest32221-21iostat_ios11:45:191
2977199307,18cyclictest15711-21python11:00:260
29771993020,6cyclictest1747-21cut10:25:150
2977199301,4cyclictest81rcu_preempt12:03:080
2977199301,4cyclictest81rcu_preempt11:36:400
2977199301,4cyclictest81rcu_preempt11:18:050
29771993011,6cyclictest18637-21sshd08:16:270
142142301,5sleep00-21swapper/010:56:540
67322291,5sleep00-21swapper/010:37:200
53412291,5sleep00-21swapper/007:41:560
36212291,5sleep00-21swapper/007:38:450
2977299294,9cyclictest13816-21diskstats08:05:141
2977199298,5cyclictest23313-21needreboot09:55:230
2977199292,23cyclictest0-21swapper/012:45:260
2977199291,4cyclictest81rcu_preempt09:36:240
29771992911,6cyclictest0-21swapper/009:12:450
29771992910,6cyclictest24134-21aten_r4power_en11:25:100
297622291,5sleep00-21swapper/010:13:230
273692291,5sleep10-21swapper/111:31:461
222752291,5sleep00-21swapper/009:53:450
180312291,4sleep10-21swapper/111:07:231
167582291,5sleep00-21swapper/008:11:250
149542291,5sleep00-21swapper/008:07:080
146412291,5sleep10-21swapper/109:32:341
126802291,5sleep00-21swapper/009:26:420
122022291,5sleep00-21swapper/012:19:100
109622291,5sleep00-21swapper/009:23:230
105302291,5sleep00-21swapper/010:47:370
91552281,5sleep10-21swapper/109:19:171
75022281,5sleep10-21swapper/107:47:571
53472281,5sleep00-21swapper/009:08:490
36892281,6sleep10-21swapper/107:39:291
301412281,5sleep00-21swapper/008:48:340
2977299289,15cyclictest2225-21dbus-daemon09:12:081
2977299288,16cyclictest0-21swapper/111:10:271
2977299284,17cyclictest32618-21diskstats08:55:141
2977299284,17cyclictest32618-21diskstats08:55:141
2977299283,21cyclictest0-21swapper/111:00:091
2977299283,19cyclictest30382-21diskstats10:15:141
29772992812,12cyclictest16217-21/usr/sbin/munin12:30:161
2977199289,6cyclictest26627-21diskstats10:05:150
2977199289,5cyclictest0-21swapper/011:33:350
2977199285,12cyclictest40250irq/92-i91512:05:290
29771992812,4cyclictest0-21swapper/008:00:210
2977199281,13cyclictest7964-21cut09:15:140
29771992810,6cyclictest21337-21/usr/sbin/munin08:25:140
29771992810,5cyclictest0-21swapper/010:44:510
282892281,5sleep10-21swapper/108:43:551
280352281,3sleep10-21swapper/110:09:591
263132281,5sleep10-21swapper/108:38:021
254322281,5sleep00-21swapper/012:54:310
232682281,5sleep10-21swapper/112:46:301
226012281,4sleep10-21swapper/108:28:281
206642281,5sleep10-21swapper/108:22:491
187412281,5sleep10-21swapper/108:17:311
178782281,5sleep00-21swapper/011:05:460
160272281,5sleep10-21swapper/112:29:441
148292281,5sleep00-21swapper/009:34:320
141342281,5sleep00-21swapper/012:24:330
13732281,6sleep00-21swapper/008:57:580
13732281,6sleep00-21swapper/008:57:570
113042281,5sleep00-21swapper/007:58:270
94632271,5sleep10-21swapper/107:53:511
317692271,5sleep10-21swapper/108:51:011
299962271,5sleep10-21swapper/108:47:031
2977299273,18cyclictest3637-21iostat_ios11:55:201
29772992717,6cyclictest9607-21cpuspeed_turbos09:20:111
29772992717,6cyclictest19131-21cat12:35:291
29772992717,6cyclictest1242-21cpuspeed_turbos11:50:131
2977199278,6cyclictest18265-21sort12:35:130
2977199271,13cyclictest791-21sshd10:20:280
293702271,5sleep10-21swapper/111:38:031
252772271,5sleep10-21swapper/112:52:551
249872271,5sleep00-21swapper/010:00:190
244842271,5sleep00-21swapper/008:33:320
169842271,5sleep10-21swapper/108:13:461
169312271,5sleep10-21swapper/109:40:091
15862271,5sleep10-21swapper/107:33:401
140752271,5sleep10-21swapper/112:23:581
129622271,5sleep10-21swapper/109:29:391
123052271,5sleep10-21swapper/110:51:331
103442271,5sleep10-21swapper/110:45:411
100212271,5sleep00-21swapper/012:11:010
34652261,5sleep10-21swapper/109:03:461
34652261,5sleep10-21swapper/109:03:451
2977199268,5cyclictest11204-21df10:50:130
2977199263,4cyclictest81rcu_preempt11:20:110
2977199262,20cyclictest8222-21fschecks_count07:50:150
2977199261,14cyclictest15661-21chrt12:25:550
2977199261,13cyclictest19996-21ntpq08:20:240
29771992610,14cyclictest0-21swapper/009:00:330
29771992610,14cyclictest0-21swapper/009:00:320
29771992610,14cyclictest0-21swapper/007:30:460
240902261,4sleep10-21swapper/111:25:091
239632261,5sleep10-21swapper/109:56:501
118732261,4sleep10-21swapper/112:15:481
101652261,5sleep10-21swapper/112:12:341
2977299258,7cyclictest2225-21dbus-daemon12:05:241
2977299252,17cyclictest5763-21hddtemp_smartct10:35:151
2977199251,12cyclictest19009-21if_eth011:10:180
2977299249,10cyclictest29164-21cat10:10:261
2977299243,19cyclictest0-21swapper/110:31:301
29772992415,6cyclictest22-21ksoftirqd/110:44:181
29772992414,6cyclictest23540-21runrttasks11:20:561
2977299241,19cyclictest2123-21ls10:25:211
29772992410,10cyclictest22945-21aten_r4power_en08:30:101
2977199247,5cyclictest2291-21irqbalance12:43:180
2977199242,4cyclictest81rcu_preempt08:53:270
29771992410,11cyclictest17031-21aten_r4power_vo09:40:120
29772992315,5cyclictest22-21ksoftirqd/109:08:181
29772992315,5cyclictest22-21ksoftirqd/108:00:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional