You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-04-14 - 09:01

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 #f, 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
  
Click here to display the system's profile data.
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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackfslot4s.osadl.org (updated Sun Apr 14, 2024 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
585221210,2chrt5845-21df_inode23:35:410
1318621180,2sleep013189-21cpu22:50:340
2165021150,2sleep021649-21cut21:10:300
1632621080,2chrt16327-21date21:00:020
1211021080,2chrt12109-21sshd22:47:580
2799121070,2chrt27992-21sleep20:18:230
841521040,2chrt8416-21sleep21:44:060
2980221020,4chrt29803-21sh19:18:400
326652970,2chrt32666-21sh20:26:380
314112900,1sleep031406-21telnet22:25:300
46442880,2sleep04646-21awk22:35:300
90602870,2sleep09062-21open_files22:42:500
138602870,2sleep013861-21ssh21:53:460
322192840,2sleep032220-21ld00:22:010
74792830,3chrt7466-21ntpq20:41:150
82292810,2chrt8166-21ntp_states00:37:060
243892800,2chrt24378-21df_inode23:10:380
111292750,2sleep011130-21ssh21:48:540
39832720,2sleep03985-21ntpq23:31:380
248612650,2sleep024862-21fschecks_time21:15:500
167232650,1sleep016724-21cut23:55:050
92212630,2sleep09223-21cut20:45:310
267512630,2sleep026752-21/usr/sbin/munin00:12:130
245922630,1sleep024593-21sh00:08:540
118022620,2sleep011800-21fschecks_count23:46:180
109902614,8sleep011033-21sleep23:45:090
20042600,2sleep02007-21awk21:32:260
207032594,8sleep020704-21hddtemp_smartct22:05:520
195032573,6sleep019548-21if_eth121:05:390
268092532,6sleep026805-21ssh23:15:130
263242533,8sleep026336-21ntpq19:11:050
48822514,6sleep04852-21ntp_states20:36:110
326072513,39sleep032640-21sh23:25:320
25096904919,23cyclictest0-21swapper21:28:430
2392824912,20sleep023932-21python319:05:590
25096904819,21cyclictest0-21swapper23:02:460
25096904818,23cyclictest0-21swapper23:22:350
25096904818,23cyclictest0-21swapper22:22:400
25096904818,23cyclictest0-21swapper21:24:480
25096904818,22cyclictest0-21swapper00:04:260
25096904718,22cyclictest0-21swapper22:13:220
236862478,32sleep023690-21ssh23:09:290
157022473,35sleep015680-21apt-get22:55:170
25096904516,22cyclictest0-21swapper00:27:540
178822452,33sleep017867-21ssh23:56:180
25096904416,21cyclictest0-21swapper21:59:200
25096904416,20cyclictest0-21swapper22:34:430
25096904416,20cyclictest0-21swapper21:36:540
25096904413,23cyclictest0-21swapper22:02:140
2509690435,17cyclictest23462-21apt-get20:10:140
25096904316,20cyclictest8219-21runrttasks19:40:050
273372423,32sleep027333-21ssh22:17:100
2509690424,18cyclictest1306-21memory19:25:470
2509690424,11cyclictest30632-21diskstats19:20:310
2509690414,9cyclictest5372-21ntpq00:31:540
2509690414,11cyclictest19722-21awk20:01:240
25096904118,16cyclictest0-21swapper19:51:230
25096904117,18cyclictest1478-21df20:30:260
25096904112,22cyclictest0-21swapper00:19:190
2509690406,16cyclictest20926-21apt-get20:05:120
2509690405,9cyclictest13732-21munin-run20:55:020
25096904015,17cyclictest11184-21fschecks_time19:45:380
2509690394,9cyclictest29693-21ntpq20:21:040
2509690383,8cyclictest3391-21hddtemp_smartct19:30:360
25096903817,15cyclictest7220-21/usr/sbin/munin19:37:110
25096903811,9cyclictest0-21swapper21:01:220
2509690376,11cyclictest16939-21ntpq19:56:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional