You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-21 - 13:27

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 Fri Aug 21, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16061799910197,2cyclictest0-21swapper/020:30:020
160617999851,71cyclictest0-21swapper/022:10:130
160618299646,22cyclictest0-21swapper/122:35:011
160618299574,18cyclictest22-21rcuc/123:55:021
1606182995645,6cyclictest1614791-21grep19:55:281
1606179995550,3cyclictest0-21swapper/022:00:120
1606179995544,9cyclictest1653412-21munin-plugin-st23:44:590
1606182995239,10cyclictest1659308-21cat00:20:001
1606179995243,5cyclictest167350irq/118-8000000.ethernet-tx021:40:000
1606179995243,5cyclictest167350irq/118-8000000.ethernet-tx021:40:000
1606179995235,14cyclictest167350irq/118-8000000.ethernet-tx000:15:190
1606183995138,10cyclictest1614868-21munin-plugin-st20:00:002
1606183994931,9cyclictest0-21swapper/223:35:002
1606179994939,5cyclictest20850irq/208-8000000.ethernet21:20:000
160617999491,40cyclictest0-21swapper/020:15:050
160618299484,11cyclictest22-21rcuc/121:10:011
1606179994841,2cyclictest0-21swapper/020:20:270
1606179994840,4cyclictest1614024-21munin-plugin-st19:55:000
1606183994739,5cyclictest1645624-21munin-plugin-st23:00:002
1606183994739,5cyclictest1645624-21munin-plugin-st23:00:002
1606183994713,12cyclictest32-21ksoftirqd/220:20:012
1606182994738,6cyclictest1640563-21munin-plugin-st22:30:001
1606182994729,12cyclictest231ktimers/123:55:141
1606179994741,3cyclictest20650irq/252-8000000.ethernet23:10:210
1606179994739,4cyclictest20650irq/252-8000000.ethernet22:35:010
1606179994739,4cyclictest167350irq/118-8000000.ethernet-tx019:20:170
1606179994737,5cyclictest20850irq/208-8000000.ethernet19:10:280
1606179994737,5cyclictest1609490-21/usr/sbin/munin19:25:270
1606182994639,5cyclictest1661020-21munin-plugin-st00:30:001
1606179994638,4cyclictest167350irq/118-8000000.ethernet-tx022:35:260
1606179994635,6cyclictest1619505-21fschecks_count20:25:180
1606183994531,8cyclictest0-21swapper/222:05:012
1606183994521,9cyclictest30-21rcuc/221:55:012
1606182994530,10cyclictest0-21swapper/122:05:291
1606182994528,13cyclictest231ktimers/123:05:121
1606182994524,14cyclictest0-21swapper/119:30:271
1606182994524,14cyclictest0-21swapper/119:30:271
1606179994538,4cyclictest20650irq/252-8000000.ethernet20:05:180
1606179994537,4cyclictest167350irq/118-8000000.ethernet-tx023:30:320
160617999453,31cyclictest0-21swapper/023:10:010
1606179994532,8cyclictest0-21swapper/023:40:000
1606179994532,8cyclictest0-21swapper/023:40:000
1606179994530,5cyclictest20850irq/208-8000000.ethernet19:20:000
1606182994431,9cyclictest1631292-21latency_hist21:35:011
1606182994431,9cyclictest1631292-21latency_hist21:35:011
1606179994436,4cyclictest167350irq/118-8000000.ethernet-tx022:55:260
1606179994436,4cyclictest167350irq/118-8000000.ethernet-tx022:55:250
1606179994436,4cyclictest167350irq/118-8000000.ethernet-tx020:35:200
1606179994429,10cyclictest0-21swapper/022:50:210
160617999441,39cyclictest0-21swapper/022:40:170
160618399434,8cyclictest32-21ksoftirqd/221:45:002
1606183994331,7cyclictest1648891-21grep23:15:302
1606182994333,6cyclictest0-21swapper/122:40:011
1606182994330,8cyclictest0-21swapper/100:30:291
1606182994324,10cyclictest0-21swapper/121:40:281
1606182994320,20cyclictest24-21ksoftirqd/121:15:191
160617999435,34cyclictest0-21swapper/020:40:170
1606179994336,4cyclictest20650irq/252-8000000.ethernet21:25:250
1606179994336,4cyclictest167350irq/118-8000000.ethernet-tx022:20:170
1606179994336,4cyclictest0-21swapper/020:50:270
1606179994336,4cyclictest0-21swapper/020:50:260
1606179994335,5cyclictest0-21swapper/022:15:130
1606179994335,5cyclictest0-21swapper/022:15:130
1606179994335,4cyclictest1626575-21phc2sys-jitter21:05:270
160617999431,40cyclictest0-21swapper/000:25:130
1606183994225,8cyclictest0-21swapper/220:50:282
1606183994225,8cyclictest0-21swapper/220:50:282
1606182994231,7cyclictest0-21swapper/123:40:281
1606182994225,9cyclictest0-21swapper/121:35:321
1606182994225,9cyclictest0-21swapper/121:35:321
1606179994237,2cyclictest0-21swapper/023:20:000
160617999422,4cyclictest1650578-21phc2sys-jitter23:25:260
160617999421,36cyclictest1606140-21latency_hist19:10:010
160617999421,36cyclictest1606140-21latency_hist19:10:010
160617999421,2cyclictest0-21swapper/022:00:010
160618399419,26cyclictest311ktimers/200:03:552
1606183994130,6cyclictest0-21swapper/220:25:202
1606183994128,8cyclictest0-21swapper/223:10:262
1606183994126,8cyclictest1655042-21grep23:50:312
1606183994122,11cyclictest0-21swapper/219:10:022
160618399411,26cyclictest0-21swapper/219:30:122
160618399411,26cyclictest0-21swapper/219:30:122
1606182994131,8cyclictest231ktimers/123:25:051
1606182994129,7cyclictest0-21swapper/120:00:291
1606182994124,12cyclictest0-21swapper/100:35:301
1606179994135,3cyclictest0-21swapper/000:10:300
1606179994134,4cyclictest167350irq/118-8000000.ethernet-tx019:35:200
1606179994134,4cyclictest0-21swapper/000:30:250
1606179994134,3cyclictest1657622-21latency_hist00:10:020
160617999411,38cyclictest0-21swapper/021:00:120
160617999411,37cyclictest1624794-21irqstats20:55:220
1606183994034,4cyclictest311ktimers/222:40:262
160618399403,17cyclictest32-21ksoftirqd/219:10:012
1606183994030,4cyclictest0-21swapper/221:20:002
1606183994028,8cyclictest0-21swapper/223:00:292
160618399401,32cyclictest1629394-21grep21:20:282
1606183994012,22cyclictest2-21kthreadd22:53:212
1606182994032,5cyclictest1621726-21sendmail20:40:001
1606182994029,7cyclictest0-21swapper/123:15:301
1606182994024,9cyclictest0-21swapper/123:30:301
160618299401,2cyclictest0-21swapper/100:05:021
160617999404,5cyclictest1649941-21apt-get23:25:010
160617999404,5cyclictest1649941-21apt-get23:25:010
1606179994035,2cyclictest0-21swapper/019:45:270
1606179994024,14cyclictest0-21swapper/023:55:200
1606179994024,14cyclictest0-21swapper/019:40:200
160617999401,36cyclictest0-21swapper/023:50:310
1606183993932,4cyclictest0-21swapper/223:20:272
1606183993932,4cyclictest0-21swapper/223:20:272
1606183993928,6cyclictest0-21swapper/221:55:282
1606183993927,8cyclictest0-21swapper/222:15:282
1606183993927,8cyclictest0-21swapper/222:15:282
1606183993924,10cyclictest0-21swapper/219:50:202
1606183993922,8cyclictest0-21swapper/223:35:232
1606183993922,8cyclictest0-21swapper/223:35:222
1606182993928,6cyclictest0-21swapper/100:05:311
1606182993923,12cyclictest231ktimers/119:45:131
1606182993921,12cyclictest231ktimers/119:10:101
160618299391,8cyclictest0-21swapper/119:30:011
1606179993932,4cyclictest0-21swapper/000:35:130
1606179993931,5cyclictest20850irq/208-8000000.ethernet21:30:130
1606179993931,5cyclictest20850irq/208-8000000.ethernet21:30:120
160617999391,36cyclictest0-21swapper/021:50:210
160617999391,36cyclictest0-21swapper/021:40:240
160617999391,36cyclictest0-21swapper/021:10:160
160617999391,36cyclictest0-21swapper/019:55:210
1606183993831,3cyclictest2-21kthreadd19:22:202
1606183993830,5cyclictest311ktimers/200:20:002
1606183993828,6cyclictest0-21swapper/223:50:012
1606183993827,6cyclictest1637918-21grep22:10:302
1606183993812,21cyclictest2-21kthreadd20:04:242
1606182993825,8cyclictest0-21swapper/119:40:011
1606182993821,9cyclictest0-21swapper/121:55:191
1606179993830,5cyclictest0-21swapper/000:00:130
160617999382,31cyclictest1617092-21phc2sys20:10:260
160617999381,35cyclictest0-21swapper/023:00:260
160617999381,35cyclictest0-21swapper/022:25:290
160617999381,35cyclictest0-21swapper/022:05:170
160618399373,20cyclictest0-21swapper/200:15:012
1606183993728,5cyclictest0-21swapper/223:05:292
1606183993728,5cyclictest0-21swapper/219:10:272
1606183993727,6cyclictest1621628-21grep20:35:282
1606183993727,5cyclictest0-21swapper/220:55:282
1606183993726,5cyclictest0-21swapper/223:25:262
1606183993724,9cyclictest0-21swapper/200:20:212
1606183993724,7cyclictest1626782-21grep21:05:292
1606182993726,7cyclictest0-21swapper/120:20:281
1606182993726,7cyclictest0-21swapper/120:05:291
1606182993724,9cyclictest0-21swapper/119:20:251
1606179993731,4cyclictest0-21swapper/021:45:310
160617999371,3cyclictest0-21swapper/020:45:190
1606183993628,5cyclictest311ktimers/221:30:292
1606183993628,5cyclictest311ktimers/221:30:292
1606183993627,5cyclictest0-21swapper/222:20:182
1606183993626,6cyclictest1636274-21grep22:00:312
1606183993617,11cyclictest0-21swapper/219:25:302
1606183993613,9cyclictest311ktimers/223:55:122
160618399361,26cyclictest1641388-21kworker/u8:1+rpciod22:34:222
1606182993627,6cyclictest1643884-21grep22:45:311
1606182993625,8cyclictest0-21swapper/119:40:271
1606182993623,9cyclictest0-21swapper/122:50:301
1606179993619,10cyclictest1606125-21kworker/0:0-events19:30:120
1606179993619,10cyclictest1606125-21kworker/0:0-events19:30:120
160617999361,33cyclictest0-21swapper/020:00:230
160617999361,2cyclictest0-21swapper/021:25:010
160617999361,2cyclictest0-21swapper/000:25:000
1606183993528,5cyclictest311ktimers/221:25:302
1606183993528,3cyclictest0-21swapper/223:40:202
1606183993527,5cyclictest311ktimers/220:40:212
1606183993524,6cyclictest311ktimers/221:35:312
1606183993524,6cyclictest311ktimers/221:35:312
1606183993520,9cyclictest1627170-21sh21:10:202
160618299352,5cyclictest1633725-21grep21:45:301
1606182993525,6cyclictest1617649-21grep20:15:021
1606182993524,5cyclictest0-21swapper/122:40:281
1606182993523,8cyclictest0-21swapper/121:20:281
1606182993521,7cyclictest0-21swapper/123:35:311
1606182993521,7cyclictest0-21swapper/123:35:311
1606182993520,11cyclictest0-21swapper/100:20:291
1606182993518,12cyclictest231ktimers/122:55:121
1606182993518,12cyclictest231ktimers/122:55:121
1606183993427,5cyclictest311ktimers/220:20:232
1606183993426,5cyclictest1657510-21grep00:05:302
1606183993424,5cyclictest1642170-21grep22:35:292
1606183993424,5cyclictest0-21swapper/219:35:132
1606183993423,7cyclictest311ktimers/221:00:152
1606183993415,14cyclictest1617395-21apt-get20:15:012
160618399341,27cyclictest0-21swapper/220:45:172
160618399341,27cyclictest0-21swapper/220:30:202
1606182993427,4cyclictest14-21rcu_preempt22:20:211
1606182993424,6cyclictest1636245-21grep22:00:301
160618299342,27cyclictest0-21swapper/119:50:241
1606182993419,11cyclictest231ktimers/121:10:141
160618299341,2cyclictest0-21swapper/119:20:011
160617999341,31cyclictest0-21swapper/023:45:120
1606183993327,4cyclictest30-21rcuc/222:45:232
1606183993321,7cyclictest1660523-21sh00:25:222
160618399331,27cyclictest0-21swapper/220:07:552
160618399331,26cyclictest1613164-21sshd19:47:122
1606183993310,10cyclictest0-21swapper/222:25:132
160618299334,16cyclictest24-21ksoftirqd/120:45:011
1606182993324,5cyclictest0-21swapper/121:25:331
1606182993322,8cyclictest0-21swapper/120:50:211
1606182993322,8cyclictest0-21swapper/120:50:211
160618299331,3cyclictest0-21swapper/120:50:011
1606179993329,2cyclictest0-21swapper/022:45:150
1606183993225,4cyclictest311ktimers/200:30:212
1606183993221,5cyclictest311ktimers/200:35:272
1606182993224,5cyclictest14-21rcu_preempt23:25:021
1606182993224,5cyclictest14-21rcu_preempt23:25:011
1606182993220,9cyclictest0-21swapper/100:10:291
1606182993220,8cyclictest0-21swapper/123:45:311
160618399314,3cyclictest30-21rcuc/219:40:272
1606183993122,7cyclictest311ktimers/219:15:122
160618299317,21cyclictest1617685-21/usr/sbin/munin20:15:171
1606182993122,4cyclictest0-21swapper/122:15:271
1606182993122,4cyclictest0-21swapper/122:15:271
1606182993121,7cyclictest22-21rcuc/121:50:131
1606182993119,8cyclictest0-21swapper/120:35:001
1606182993119,7cyclictest0-21swapper/120:25:271
1606182993117,9cyclictest0-21swapper/123:00:201
160618299311,27cyclictest1647513-21/usr/sbin/munin23:10:271
1606182993018,8cyclictest0-21swapper/121:00:281
160618299291,5cyclictest0-21swapper/121:00:001
1606183992820,5cyclictest1633770-21grep21:45:322
1606182992821,3cyclictest0-21swapper/122:10:291
1606182992517,6cyclictest0-21swapper/119:10:021
1606182992517,6cyclictest0-21swapper/119:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional