You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-25 - 17:21

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 May 25, 2026 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4125544997011,16cyclictest0-21swapper/007:15:010
4125547996551,10cyclictest311ktimers/209:55:122
4125546996410,12cyclictest22-21rcuc/107:15:021
412554499647,32cyclictest0-21swapper/009:30:020
4125546996349,4cyclictest14-21rcu_preempt12:00:021
4125546996349,4cyclictest14-21rcu_preempt12:00:021
412554699577,18cyclictest4138556-21apt-get08:25:011
412554499577,23cyclictest15-21rcuc/011:30:020
4125547995636,14cyclictest311ktimers/212:10:102
4125544995331,10cyclictest131ktimers/010:35:110
4125544995312,5cyclictest4182140-21apt-get12:40:010
4125544995242,7cyclictest0-21swapper/011:19:590
4125544995226,19cyclictest20850irq/208-8000000.ethernet07:55:010
4125544995217,14cyclictest12-21ksoftirqd/010:10:020
4125547995133,15cyclictest311ktimers/208:55:112
4125547995133,15cyclictest311ktimers/208:55:112
4125547995133,14cyclictest311ktimers/211:20:132
4125546995138,8cyclictest4136039-21apt-key08:10:001
4125544995144,5cyclictest4179623-21munin-plugin-st12:25:000
412554799508,22cyclictest4160969-21/usr/sbin/munin10:35:182
4125547995012,15cyclictest4165296-21/usr/sbin/munin11:00:192
4125546995013,10cyclictest4171920-21apt-get11:40:011
412554499506,8cyclictest0-21swapper/010:45:210
412554499506,38cyclictest15-21rcuc/009:05:010
4125544995013,20cyclictest20850irq/208-8000000.ethernet08:45:020
4125544995010,37cyclictest0-21swapper/007:40:230
4125547994937,8cyclictest4151304-21sendmail09:40:012
4125547994937,8cyclictest4151304-21sendmail09:40:002
4125547994928,15cyclictest311ktimers/207:55:092
4125546994916,24cyclictest4136217-21/usr/sbin/munin08:10:191
4125544994938,8cyclictest4165939-21munin-plugin-st11:04:590
4125547994811,27cyclictest4153090-21apt-key09:50:012
4125544994837,7cyclictest0-21swapper/008:50:290
4125547994730,13cyclictest311ktimers/210:05:132
4125546994733,9cyclictest0-21swapper/108:35:291
4125544994729,15cyclictest167350irq/118-8000000.ethernet-tx011:40:170
4125546994634,7cyclictest167450irq/126-8000000.ethernet-tx109:50:301
4125546994610,17cyclictest4133591-21/usr/sbin/munin07:55:161
412554499463,4cyclictest4171920-21apt-get11:40:010
412554499461,6cyclictest4162267-21/usr/sbin/munin10:40:270
4125547994537,5cyclictest4153924-21munin-plugin-st09:54:592
4125547994529,12cyclictest311ktimers/210:20:132
4125547994529,12cyclictest0-21swapper/207:30:282
4125546994536,5cyclictest4135027-21unixbench_singl08:00:271
4125547994433,7cyclictest4147829-21grep09:15:302
4125546994432,7cyclictest4167659-21grep11:10:291
4125546994432,7cyclictest4167659-21grep11:10:281
4125544994437,5cyclictest4166768-21cron11:10:000
4125544994437,5cyclictest4166768-21cron11:10:000
4125544994432,8cyclictest0-21swapper/010:00:010
412554499443,22cyclictest167350irq/118-8000000.ethernet-tx012:30:180
412554699431,33cyclictest0-21swapper/112:10:221
4125544994333,6cyclictest4173191-21lsblk11:45:180
4125544994326,11cyclictest15-21rcuc/008:35:200
412554499431,16cyclictest15-21rcuc/007:35:010
412554799427,10cyclictest14-21rcu_preempt12:30:022
4125547994231,7cyclictest0-21swapper/211:25:262
4125547994230,6cyclictest0-21swapper/211:35:272
4125547994228,9cyclictest0-21swapper/211:10:022
4125547994228,9cyclictest0-21swapper/211:10:012
4125547994221,15cyclictest311ktimers/209:30:122
4125546994233,5cyclictest4155624-21munin-plugin-st10:05:001
412554499422,38cyclictest0-21swapper/008:15:230
412554499422,38cyclictest0-21swapper/008:15:230
412554499420,5cyclictest12-21ksoftirqd/009:50:260
4125547994133,4cyclictest0-21swapper/212:40:002
4125547994131,5cyclictest0-21swapper/208:05:172
4125547994121,14cyclictest311ktimers/211:55:112
4125547994121,14cyclictest311ktimers/211:55:112
4125546994133,5cyclictest4154763-21sendmail10:00:001
4125546994129,8cyclictest0-21swapper/108:55:281
4125546994129,8cyclictest0-21swapper/108:55:281
4125546994128,9cyclictest0-21swapper/107:35:281
412554699411,8cyclictest0-21swapper/109:10:011
4125546994114,13cyclictest4144760-21/usr/sbin/munin09:00:191
4125544994128,9cyclictest0-21swapper/010:30:280
412554499412,36cyclictest0-21swapper/012:00:010
412554499412,36cyclictest0-21swapper/012:00:010
4125547994026,9cyclictest0-21swapper/210:45:272
4125547994019,16cyclictest30-21rcuc/208:15:122
4125547994019,16cyclictest30-21rcuc/208:15:122
4125546994024,8cyclictest167450irq/126-8000000.ethernet-tx109:10:291
412554699401,4cyclictest4172762-21unixbench_multi11:40:281
412554699401,31cyclictest4170975-21unixbench_multi11:30:271
412554699401,2cyclictest0-21swapper/108:35:011
412554499407,31cyclictest15-21rcuc/008:00:180
412554499403,34cyclictest4169376-21/usr/sbin/munin11:20:300
4125544994032,5cyclictest4140248-21grep08:30:280
4125544994029,8cyclictest0-21swapper/009:10:290
4125544994028,9cyclictest0-21swapper/008:25:000
4125544994028,8cyclictest0-21swapper/008:55:280
4125544994028,8cyclictest0-21swapper/008:55:280
4125544994027,8cyclictest0-21swapper/011:10:280
4125544994027,8cyclictest0-21swapper/011:10:280
412554499402,36cyclictest0-21swapper/007:15:200
4125544994020,10cyclictest0-21swapper/009:35:010
412554499400,7cyclictest12-21ksoftirqd/012:00:190
4125547993925,9cyclictest14-21rcu_preempt07:35:252
4125547993924,6cyclictest0-21swapper/211:10:282
4125547993924,6cyclictest0-21swapper/211:10:282
4125547993917,14cyclictest311ktimers/212:30:122
412554699394,5cyclictest4162469-21apt-get10:45:021
4125546993926,8cyclictest0-21swapper/110:55:181
4125546993925,9cyclictest0-21swapper/107:20:191
412554699391,31cyclictest0-21swapper/110:05:231
4125544993927,10cyclictest131ktimers/008:25:140
4125544993926,7cyclictest0-21swapper/011:50:270
4125544993924,9cyclictest0-21swapper/009:15:300
412554499392,32cyclictest0-21swapper/009:45:000
412554499391,5cyclictest4128656-21ssh07:25:210
412554499391,4cyclictest0-21swapper/012:15:240
412554499391,36cyclictest0-21swapper/012:10:240
412554499391,36cyclictest0-21swapper/010:50:150
412554499391,36cyclictest0-21swapper/008:05:250
412554499391,34cyclictest0-21swapper/009:35:010
412554499391,34cyclictest0-21swapper/009:35:010
4125547993826,7cyclictest0-21swapper/207:25:302
4125547993826,6cyclictest0-21swapper/209:00:282
4125547993823,10cyclictest0-21swapper/210:15:012
4125547993822,13cyclictest311ktimers/208:30:112
4125546993829,5cyclictest0-21swapper/109:25:001
4125546993827,4cyclictest4175602-21/usr/sbin/munin12:00:231
412554699381,5cyclictest4159779-21unixbench_singl10:25:281
4125544993832,4cyclictest4159002-21munin-plugin-st10:25:000
4125544993831,4cyclictest20850irq/208-8000000.ethernet08:45:190
4125544993824,9cyclictest0-21swapper/007:45:270
412554499381,6cyclictest4159759-21grep10:25:280
412554499381,35cyclictest0-21swapper/009:20:280
412554499381,34cyclictest0-21swapper/010:15:130
412554499380,36cyclictest0-21swapper/010:00:220
4125547993726,7cyclictest4133289-21grep07:50:302
4125547993725,6cyclictest0-21swapper/211:50:162
4125547993717,13cyclictest311ktimers/208:10:112
4125546993727,7cyclictest4178778-21sendmail12:19:591
4125546993725,8cyclictest1283-21cron09:44:591
4125546993725,6cyclictest0-21swapper/107:50:231
412554699372,29cyclictest0-21swapper/108:15:241
412554699372,29cyclictest0-21swapper/108:15:241
4125544993726,7cyclictest0-21swapper/008:10:280
412554499371,34cyclictest0-21swapper/009:47:180
412554499371,34cyclictest0-21swapper/007:59:130
412554499371,34cyclictest0-21swapper/007:37:210
412554799364,13cyclictest4176440-21/usr/sbin/munin12:05:182
4125547993623,7cyclictest4141977-21grep08:40:272
4125546993628,5cyclictest0-21swapper/109:40:001
4125546993628,5cyclictest0-21swapper/109:40:001
4125546993628,4cyclictest167450irq/126-8000000.ethernet-tx110:50:261
4125546993626,6cyclictest4161509-21grep10:35:291
412554699362,28cyclictest0-21swapper/109:25:181
4125546993621,9cyclictest1283-21cron09:35:001
4125544993628,6cyclictest131ktimers/010:10:110
4125544993623,8cyclictest0-21swapper/012:05:290
4125544993621,13cyclictest0-21swapper/011:34:530
412554499361,33cyclictest0-21swapper/007:23:240
412554799354,16cyclictest4175602-21/usr/sbin/munin12:00:182
4125547993525,7cyclictest0-21swapper/208:25:282
4125547993525,5cyclictest0-21swapper/209:25:272
4125547993523,7cyclictest4143689-21sshd08:53:182
4125547993510,17cyclictest30-21rcuc/210:30:022
412554699354,4cyclictest0-21swapper/111:55:011
4125546993525,4cyclictest0-21swapper/107:30:201
412554699351,3cyclictest0-21swapper/111:30:011
4125544993528,4cyclictest20850irq/208-8000000.ethernet12:25:280
4125547993426,4cyclictest0-21swapper/208:45:282
4125547993425,6cyclictest0-21swapper/207:20:012
4125547993412,18cyclictest311ktimers/210:40:112
4125546993422,9cyclictest0-21swapper/107:15:001
4125546993422,7cyclictest0-21swapper/108:40:271
412554699341,31cyclictest0-21swapper/107:40:281
4125544993428,4cyclictest20850irq/208-8000000.ethernet09:05:160
4125547993321,8cyclictest0-21swapper/207:15:012
4125547993321,7cyclictest0-21swapper/211:45:192
4125546993326,4cyclictest4125539-21cyclictest12:05:181
4125546993323,6cyclictest0-21swapper/109:15:171
412554699331,28cyclictest4142640-21ptp4l08:45:261
412554699331,27cyclictest0-21swapper/109:45:121
412554499332,4cyclictest15-21rcuc/007:10:000
4125547993223,6cyclictest4140527-21/usr/sbin/munin08:35:162
4125547993221,4cyclictest0-21swapper/211:30:182
4125547993216,8cyclictest0-21swapper/210:55:182
4125546993223,6cyclictest4173665-21grep11:45:271
4125546993223,6cyclictest0-21swapper/111:15:291
412554699321,2cyclictest0-21swapper/107:30:001
4125547993123,5cyclictest4149595-21kworker/u8:3+rpciod10:01:202
4125547993123,5cyclictest0-21swapper/210:50:282
4125547993121,5cyclictest0-21swapper/211:40:272
412554699314,2cyclictest0-21swapper/107:10:011
4125546993125,3cyclictest0-21swapper/112:40:011
4125546993121,7cyclictest0-21swapper/111:25:001
4125546993121,5cyclictest0-21swapper/108:25:311
4125546993120,8cyclictest0-21swapper/107:50:011
412554699311,3cyclictest4162469-21apt-get10:45:031
4125544993123,6cyclictest15-21rcuc/010:55:250
4125547993020,7cyclictest0-21swapper/207:50:012
4125547993020,4cyclictest0-21swapper/209:10:282
4125546993020,7cyclictest0-21swapper/110:30:291
412554799292,25cyclictest0-21swapper/211:16:182
4125547992921,6cyclictest4145599-21/usr/sbin/munin09:05:232
4125547992921,6cyclictest4135084-21cron08:05:002
4125547992919,7cyclictest0-21swapper/207:40:292
412554799291,26cyclictest0-21swapper/210:30:162
412554799291,26cyclictest0-21swapper/209:20:262
412554699292,22cyclictest1660-21snmpd11:08:231
412554699292,22cyclictest1660-21snmpd11:08:231
412554699291,26cyclictest0-21swapper/112:20:181
412554699291,26cyclictest0-21swapper/111:00:181
412554699291,22cyclictest1660-21snmpd12:25:021
4125547992816,5cyclictest4138674-21apt-key08:25:002
412554699281,3cyclictest0-21swapper/108:55:011
4125547992723,3cyclictest0-21swapper/209:43:092
4125547992719,6cyclictest0-21swapper/210:15:182
4125546992714,9cyclictest0-21swapper/110:10:201
412554699271,24cyclictest0-21swapper/110:15:221
4125547992614,8cyclictest32-21ksoftirqd/207:20:192
4125546992618,4cyclictest4158960-21grep10:20:291
4125547992517,5cyclictest30-21rcuc/212:15:282
4125546992517,5cyclictest4181278-21dropbear12:30:561
4125547992417,5cyclictest0-21swapper/212:20:222
4125547992416,6cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional