You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-08 - 05:39

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 #e, slot #6

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
  TI
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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot6s.osadl.org (updated Mon Jun 08, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3445137997810,18cyclictest30-21rcuc/221:00:192
3445139997448,22cyclictest3452324-21munin-plugin-st19:50:003
344513799693,5cyclictest0-21swapper/222:50:012
3445136996925,12cyclictest3453361-21/usr/sbin/munin19:55:191
344513699651,13cyclictest0-21swapper/122:50:011
344513699607,25cyclictest3489191-21/usr/sbin/munin23:25:181
344513399595,27cyclictest3494135-21apt-get23:55:020
344513699581,31cyclictest0-21swapper/120:45:011
344513699555,8cyclictest24-21ksoftirqd/122:00:011
344513399557,27cyclictest3447920-21apt-get19:25:030
3445136995438,10cyclictest0-21swapper/123:40:001
344513399533,11cyclictest3495560-21uname00:00:270
3445136995231,10cyclictest0-21swapper/119:20:011
3445133995245,4cyclictest167350irq/118-8000000.ethernet-tx022:10:000
344513399521,9cyclictest3464094-21phc2sys20:55:270
344513799511,35cyclictest0-21swapper/223:55:022
3445136995140,7cyclictest3477923-21sendmail22:20:001
344513399511,14cyclictest0-21swapper/021:35:010
344513399511,14cyclictest0-21swapper/021:35:010
3445133995039,8cyclictest3477075-21munin-plugin-st22:15:000
3445133995039,8cyclictest3477075-21munin-plugin-st22:15:000
3445133995036,10cyclictest0-21swapper/021:30:000
3445137994940,5cyclictest3456434-21grep20:10:272
3445137994936,10cyclictest3500991-21munin-plugin-st00:35:002
3445133994942,4cyclictest167350irq/118-8000000.ethernet-tx000:05:310
344513399481,40cyclictest0-21swapper/023:15:010
3445137994740,4cyclictest311ktimers/223:25:012
3445137994736,7cyclictest3479613-21munin-plugin-st22:30:002
3445137994728,10cyclictest0-21swapper/221:10:282
344513399477,38cyclictest0-21swapper/000:15:280
3445133994740,4cyclictest167350irq/118-8000000.ethernet-tx020:30:010
3445133994735,6cyclictest0-21swapper/022:35:010
344513399472,41cyclictest0-21swapper/019:15:010
344513399472,41cyclictest0-21swapper/019:15:000
3445133994716,5cyclictest3452922-21/usr/sbin/munin19:50:250
3445137994633,10cyclictest3460871-21apt-get20:40:012
3445137994628,9cyclictest0-21swapper/200:25:282
3445137994628,9cyclictest0-21swapper/200:25:282
344513699464,34cyclictest3464346-21head20:55:301
344513399468,36cyclictest0-21swapper/020:35:160
344513399465,4cyclictest3483335-21/usr/sbin/munin22:50:170
3445133994639,4cyclictest20650irq/252-8000000.ethernet19:25:030
344513399462,38cyclictest0-21swapper/020:45:000
3445137994532,8cyclictest0-21swapper/221:05:282
3445136994537,4cyclictest0-21swapper/100:05:001
3445133994537,5cyclictest167350irq/118-8000000.ethernet-tx023:00:010
3445137994431,8cyclictest0-21swapper/219:35:282
3445137994431,8cyclictest0-21swapper/219:35:282
3445137994429,10cyclictest0-21swapper/222:55:302
3445137994426,11cyclictest0-21swapper/223:15:292
3445136994429,11cyclictest3481295-21sendmail22:40:001
3445133994438,4cyclictest3478774-21munin-plugin-st22:25:000
344513399442,37cyclictest12-21ksoftirqd/021:10:020
3445137994328,8cyclictest0-21swapper/222:40:002
3445137994324,11cyclictest0-21swapper/221:20:282
3445136994334,5cyclictest0-21swapper/119:30:291
3445133994336,3cyclictest3468432-21tail21:20:270
3445133994335,5cyclictest3501840-21sendmail00:40:000
3445133994335,5cyclictest3501840-21sendmail00:40:000
3445133994333,7cyclictest3462539-21grep20:45:280
3445133994322,19cyclictest0-21swapper/000:30:210
344513399431,39cyclictest3446369-21cpu19:15:060
3445137994230,8cyclictest0-21swapper/219:30:282
3445137994229,9cyclictest0-21swapper/223:45:022
3445137994229,7cyclictest0-21swapper/223:35:282
3445137994223,11cyclictest311ktimers/219:50:152
3445136994230,8cyclictest0-21swapper/121:35:001
3445136994230,8cyclictest0-21swapper/121:35:001
3445136994226,9cyclictest0-21swapper/122:25:001
3445136994225,12cyclictest0-21swapper/123:30:281
344513399423,37cyclictest3445130-21cyclictest22:15:290
3445133994231,8cyclictest0-21swapper/023:10:000
344513399422,38cyclictest0-21swapper/022:45:290
344513399421,38cyclictest0-21swapper/023:00:120
3445137994130,7cyclictest0-21swapper/221:15:292
3445137994129,8cyclictest0-21swapper/221:55:302
3445137994128,8cyclictest0-21swapper/200:05:312
3445137994128,7cyclictest0-21swapper/223:30:282
3445136994134,4cyclictest3447924-21munin-plugin-st19:25:001
3445136994132,4cyclictest0-21swapper/123:55:021
3445136994129,8cyclictest0-21swapper/120:05:291
3445136994129,8cyclictest0-21swapper/119:40:001
3445136994129,8cyclictest0-21swapper/119:39:591
344513699411,3cyclictest0-21swapper/121:45:011
3445133994134,4cyclictest0-21swapper/023:35:200
3445133994122,14cyclictest0-21swapper/021:35:120
344513399411,6cyclictest3499647-21fschecks_time00:25:210
344513399411,6cyclictest3499647-21fschecks_time00:25:200
3445133994116,22cyclictest1660-21snmpd21:18:010
344513399411,4cyclictest3459979-21users20:30:290
344513399411,3cyclictest0-21swapper/023:30:010
3445137994030,6cyclictest311ktimers/221:50:242
3445137994028,8cyclictest0-21swapper/220:25:312
3445137994028,6cyclictest0-21swapper/223:10:292
3445137994020,10cyclictest0-21swapper/222:00:282
3445136994032,4cyclictest167450irq/126-8000000.ethernet-tx121:30:001
3445133994032,6cyclictest0-21swapper/020:20:270
3445133994032,5cyclictest3488003-21find23:15:270
3445133994031,4cyclictest0-21swapper/023:20:290
344513399401,3cyclictest3492731-21diskstats23:45:180
344513799396,20cyclictest0-21swapper/219:10:002
3445137993927,8cyclictest0-21swapper/221:40:302
3445137993927,6cyclictest311ktimers/223:25:242
3445137993923,9cyclictest0-21swapper/219:15:282
3445137993923,7cyclictest0-21swapper/200:20:312
3445136993930,4cyclictest0-21swapper/123:10:211
3445136993928,7cyclictest0-21swapper/122:40:301
3445133993933,4cyclictest0-21swapper/000:10:220
3445133993932,4cyclictest167350irq/118-8000000.ethernet-tx022:40:180
3445133993931,5cyclictest0-21swapper/021:45:120
3445133993923,12cyclictest0-21swapper/021:00:270
3445133993917,20cyclictest0-21swapper/000:20:230
344513399391,36cyclictest0-21swapper/020:50:160
344513399391,36cyclictest0-21swapper/020:50:160
3445137993828,4cyclictest311ktimers/222:10:192
3445137993828,4cyclictest311ktimers/222:10:192
3445137993822,7cyclictest0-21swapper/222:05:302
3445137993822,7cyclictest0-21swapper/220:55:292
3445136993830,4cyclictest167450irq/126-8000000.ethernet-tx119:10:291
3445136993830,4cyclictest167450irq/126-8000000.ethernet-tx119:10:291
3445136993827,6cyclictest3468544-21grep21:20:281
3445136993825,9cyclictest0-21swapper/122:30:211
3445136993825,9cyclictest0-21swapper/119:25:271
3445136993825,8cyclictest0-21swapper/123:00:291
3445136993815,11cyclictest3460207-21/usr/sbin/munin20:35:201
344513699381,30cyclictest3477049-21sshd22:11:381
344513699381,30cyclictest3477049-21sshd22:11:381
3445133993833,3cyclictest0-21swapper/022:35:170
3445133993831,4cyclictest3473696-21munin-plugin-st21:55:000
3445133993828,7cyclictest0-21swapper/023:50:140
344513399382,3cyclictest3466606-21memory21:10:250
3445133993823,11cyclictest3492364-21cron23:45:010
344513399381,35cyclictest0-21swapper/019:40:240
3445137993726,7cyclictest0-21swapper/220:00:002
3445137993725,9cyclictest0-21swapper/222:45:292
3445137993724,8cyclictest311ktimers/200:00:162
3445137993721,12cyclictest311ktimers/221:25:122
3445136993730,3cyclictest0-21swapper/119:45:191
3445136993729,5cyclictest231ktimers/120:15:001
3445136993729,4cyclictest0-21swapper/123:40:291
3445136993728,6cyclictest231ktimers/119:45:001
3445136993726,7cyclictest0-21swapper/120:25:291
3445136993725,6cyclictest3467710-21grep21:15:291
344513699372,11cyclictest3456536-21apt-get20:15:011
3445133993728,7cyclictest3490652-21sshd23:32:140
344513399371,34cyclictest0-21swapper/020:11:440
3445137993628,5cyclictest311ktimers/220:40:202
3445137993625,8cyclictest0-21swapper/220:30:202
3445136993628,5cyclictest231ktimers/100:25:011
3445136993623,7cyclictest231ktimers/123:05:121
3445136993623,7cyclictest231ktimers/122:45:161
3445133993630,4cyclictest3475393-21munin-plugin-st22:05:010
344513399362,30cyclictest3474236-21phc2sys-jitter21:55:270
3445133993618,14cyclictest0-21swapper/020:00:150
344513399361,2cyclictest0-21swapper/019:30:190
3445137993526,6cyclictest311ktimers/222:15:242
3445137993525,7cyclictest3501767-21unixbench_singl00:35:292
3445137993525,7cyclictest3501767-21unixbench_singl00:35:292
3445137993525,5cyclictest0-21swapper/221:35:292
3445137993524,7cyclictest0-21swapper/223:00:282
3445136993528,4cyclictest0-21swapper/121:35:271
3445136993525,6cyclictest0-21swapper/120:20:301
3445136993522,10cyclictest3499509-21/usr/sbin/munin00:25:111
3445136993522,10cyclictest3499509-21/usr/sbin/munin00:25:111
3445136993516,9cyclictest3445130-21cyclictest23:15:101
3445136993512,14cyclictest3459626-21/usr/sbin/munin20:30:231
344513399356,27cyclictest0-21swapper/019:55:140
3445133993530,2cyclictest0-21swapper/020:15:230
3445133993529,4cyclictest20850irq/208-8000000.ethernet20:05:290
3445133993529,4cyclictest0-21swapper/019:46:270
344513399351,32cyclictest0-21swapper/022:28:210
3445137993424,5cyclictest311ktimers/221:50:012
3445137993423,7cyclictest311ktimers/223:05:162
3445136993427,4cyclictest0-21swapper/123:20:291
3445136993424,5cyclictest231ktimers/120:00:271
3445136993414,14cyclictest167450irq/126-8000000.ethernet-tx100:06:041
344513399345,3cyclictest3450285-21memory19:35:240
344513399345,3cyclictest3450285-21memory19:35:240
344513399341,31cyclictest0-21swapper/021:40:580
3445137993325,5cyclictest311ktimers/220:50:302
3445137993325,5cyclictest311ktimers/220:50:302
3445137993325,5cyclictest30-21rcuc/200:15:112
3445137993325,5cyclictest14-21rcu_preempt20:45:272
3445137993323,7cyclictest0-21swapper/220:05:292
3445137993323,7cyclictest0-21swapper/219:25:292
3445137993322,8cyclictest311ktimers/223:50:152
3445137993322,7cyclictest0-21swapper/222:30:222
3445137993321,8cyclictest0-21swapper/221:30:282
3445137993321,8cyclictest0-21swapper/221:30:282
3445137993321,8cyclictest0-21swapper/219:40:282
3445136993325,6cyclictest3461996-21/usr/sbin/munin20:45:251
3445136993325,5cyclictest231ktimers/121:15:011
3445136993324,5cyclictest0-21swapper/121:05:281
3445136993321,8cyclictest0-21swapper/120:50:321
3445136993321,8cyclictest0-21swapper/120:50:321
3445136993321,6cyclictest3497802-21/usr/sbin/munin00:15:111
3445136993320,10cyclictest3497008-21/usr/sbin/munin00:10:161
3445136993317,11cyclictest0-21swapper/123:55:161
3445136993317,10cyclictest3479391-21/usr/sbin/munin22:25:281
344513799326,24cyclictest0-21swapper/219:45:192
3445137993224,6cyclictest311ktimers/219:15:012
3445137993224,6cyclictest311ktimers/219:15:012
3445137993220,7cyclictest311ktimers/219:20:152
3445136993226,4cyclictest231ktimers/122:55:241
3445136993224,6cyclictest231ktimers/121:00:141
3445136993223,6cyclictest231ktimers/122:05:301
3445136993220,9cyclictest0-21swapper/100:35:291
3445136993220,9cyclictest0-21swapper/100:35:291
344513399323,21cyclictest3445215-21latency_hist19:10:010
3445137993123,6cyclictest311ktimers/220:15:122
3445136993125,4cyclictest231ktimers/123:45:171
3445136993122,6cyclictest0-21swapper/121:55:301
3445136993119,8cyclictest3452524-21apt-get19:50:111
3445136993113,12cyclictest3473312-21/usr/sbin/munin21:50:231
3445136993112,13cyclictest167450irq/126-8000000.ethernet-tx100:30:221
3445137993024,4cyclictest311ktimers/220:20:122
3445137993022,6cyclictest0-21swapper/222:20:252
3445137993019,8cyclictest0-21swapper/220:00:282
344513799301,27cyclictest0-21swapper/200:10:172
3445136993019,6cyclictest231ktimers/121:45:281
3445136993017,6cyclictest3445262-21grep19:10:011
3445137992921,5cyclictest311ktimers/223:45:282
344513799281,25cyclictest0-21swapper/222:40:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional