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2024-09-09 - 04:43

OSADL QA Farm on Real-time of Mainline Linux

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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 
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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 highest latencies:
System rackeslot6s.osadl.org (updated Mon Sep 09, 2024 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
264367899731,56cyclictest0-21swapper/122:00:011
264367899731,56cyclictest0-21swapper/122:00:011
264367599701,2cyclictest0-21swapper/020:00:010
264367899696,42cyclictest2662466-21/usr/sbin/munin20:55:191
264367599694,6cyclictest2661328-21grep20:45:300
264367599691,4cyclictest2690221-21grep23:35:290
264367899671,53cyclictest0-21swapper/123:15:141
264368099654,32cyclictest0-21swapper/220:00:012
2643678996536,22cyclictest0-21swapper/120:20:011
264367899652,56cyclictest2677684-21apt-get22:25:151
2643678996522,36cyclictest0-21swapper/100:25:281
2643675996532,24cyclictest0-21swapper/020:10:170
2643678996420,36cyclictest0-21swapper/121:40:291
2643678996420,36cyclictest0-21swapper/121:40:281
2643675996432,27cyclictest0-21swapper/022:30:270
264367899631,48cyclictest0-21swapper/121:50:111
264367599623,8cyclictest2696327-21apt-get00:15:020
264367599622,11cyclictest2666851-21grep21:20:190
2643680996123,17cyclictest30-21rcuc/222:00:012
2643680996123,17cyclictest30-21rcuc/222:00:012
2643678996122,33cyclictest0-21swapper/123:05:191
264367599616,44cyclictest2643679-21apt-config19:10:000
2643675996131,25cyclictest2663015-21grep20:55:270
2643678996028,28cyclictest2669224-21/usr/sbin/munin21:35:231
2643675996031,23cyclictest2666376-21tail21:15:270
2643675996021,34cyclictest0-21swapper/020:15:290
264368099598,22cyclictest0-21swapper/222:50:012
2643678995925,26cyclictest0-21swapper/119:50:281
2643678995925,26cyclictest0-21swapper/119:50:281
264367899592,47cyclictest2668387-21apt-get21:30:161
264367599596,47cyclictest0-21swapper/021:40:150
264367599596,47cyclictest0-21swapper/021:40:150
2643675995930,24cyclictest0-21swapper/020:40:280
2643675995925,26cyclictest0-21swapper/023:55:180
264367599591,52cyclictest0-21swapper/020:05:250
264367899581,50cyclictest2659000-21munin-node20:35:121
264367599583,12cyclictest2678259-21unixbench_singl22:25:280
2643675995820,30cyclictest0-21swapper/022:50:270
2643675995820,30cyclictest0-21swapper/022:50:260
264367899572,48cyclictest2646115-21/usr/sbin/munin19:20:211
264367899571,47cyclictest2649370-21apt-get19:40:151
264367599572,13cyclictest2659633-21cron20:40:000
2643675995716,33cyclictest0-21swapper/020:50:280
2643675995713,35cyclictest0-21swapper/022:05:290
264368099564,29cyclictest2657232-21/usr/sbin/munin20:25:192
264367899561,49cyclictest2671550-21sshd21:49:071
264367899561,49cyclictest2662241-21sshd20:51:071
264367899561,47cyclictest2646742-21apt-get19:25:161
264367899561,46cyclictest2666707-21apt-get21:20:141
264367899561,28cyclictest2643617-21apt-get19:10:021
264367599563,9cyclictest2668075-21grep21:25:270
2643675995632,21cyclictest0-21swapper/021:10:000
264367899552,46cyclictest2654603-21apt-get20:10:121
264367899552,45cyclictest2647671-21apt-get19:30:111
2643678995520,32cyclictest1666-21snmpd00:10:031
264367899551,48cyclictest0-21swapper/120:45:271
264367899551,47cyclictest2689011-21ssh23:30:211
264367899551,47cyclictest2683777-21/usr/sbin/munin23:00:301
264367899551,47cyclictest2664782-21sshd21:07:071
264367899551,47cyclictest2656796-21/usr/sbin/munin20:20:261
264367899551,45cyclictest2688484-21/usr/sbin/munin23:25:271
264367899551,32cyclictest27350irq/343-s-wl18xx19:15:051
2643675995532,17cyclictest2669387-21sh21:35:220
2643675995526,25cyclictest0-21swapper/019:10:210
2643675995525,24cyclictest2647322-21grep19:25:290
2643675995524,22cyclictest0-21swapper/000:25:250
264368099545,25cyclictest2647668-21/usr/sbin/munin19:30:182
2643680995445,5cyclictest2696330-21munin-plugin-st00:14:592
264367899542,45cyclictest2680608-21/usr/sbin/munin22:40:241
264367899542,44cyclictest2692308-21/usr/sbin/munin23:50:301
264367899542,44cyclictest2692308-21/usr/sbin/munin23:50:301
264367899541,47cyclictest1666-21snmpd21:02:331
264367899541,46cyclictest2667613-21/usr/sbin/munin21:25:171
264367899541,46cyclictest2665925-21/usr/sbin/munin21:15:181
264367899541,46cyclictest2652838-21/usr/sbin/munin20:00:111
264367899541,45cyclictest2690941-21/usr/sbin/munin23:40:281
264367899541,45cyclictest2660368-21/usr/sbin/munin20:40:271
264367899541,45cyclictest2650210-21apt-get19:45:141
264367899541,43cyclictest0-21swapper/122:20:111
264367899541,41cyclictest0-21swapper/122:15:131
264367599545,41cyclictest0-21swapper/020:05:010
264367599543,41cyclictest2648682-21lsblk19:35:210
264367599543,12cyclictest2694905-21dropbear00:05:180
264367599543,12cyclictest2694905-21dropbear00:05:180
264367599542,43cyclictest2679965-21grep22:35:300
264367599542,10cyclictest2656386-21latency_hist20:20:010
264367599541,4cyclictest0-21swapper/021:15:020
264367599541,38cyclictest2292829-1kworker/0:2H+kblockd19:50:010
2643678995334,14cyclictest231ktimers/100:15:161
264367899532,42cyclictest2678822-21meminfo22:30:241
264367899531,46cyclictest1666-21snmpd20:31:391
264367899531,45cyclictest2699493-21/usr/sbin/munin00:30:261
264367899531,44cyclictest2700012-21/usr/sbin/munin00:35:301
264367899531,44cyclictest2700012-21/usr/sbin/munin00:35:291
264367899531,44cyclictest2697488-21apt-get00:20:151
264367899531,44cyclictest2697488-21apt-get00:20:151
264367899531,44cyclictest2681238-21apt-get22:45:151
264367899531,43cyclictest2685462-21apt-get23:10:161
264367599535,6cyclictest0-21swapper/019:40:290
264367599535,39cyclictest2685160-21grep23:05:300
264367599533,45cyclictest2657773-21grep20:25:300
2643675995315,30cyclictest0-21swapper/023:20:280
264367899522,43cyclictest2648615-21/usr/sbin/munin19:35:201
264367899522,42cyclictest2665006-21apt-get21:10:131
2643678995218,30cyclictest2694124-21tune2fs00:00:191
264367899521,45cyclictest2657854-21sshd20:27:531
264367899521,44cyclictest2693405-21/usr/sbin/munin23:55:241
264367899521,44cyclictest2682684-21/usr/sbin/munin22:50:261
264367899521,44cyclictest2682684-21/usr/sbin/munin22:50:261
264367899521,44cyclictest2674560-21irqstats22:05:241
264367899521,44cyclictest2652195-21/usr/sbin/munin19:55:211
2643678995212,35cyclictest2687694-21grep23:20:291
264367599523,7cyclictest2677421-21unixbench_singl22:20:280
264367599523,14cyclictest2675980-21apt-get22:15:170
2643675995227,18cyclictest20950irq/209-8000000.ethernet21:00:190
264367599522,4cyclictest2645374-21/usr/sbin/munin19:15:250
264367599521,6cyclictest2658555-21/usr/sbin/munin20:30:270
2643680995142,5cyclictest206-21ptp019:10:012
2643680995138,9cyclictest0-21swapper/220:15:252
264367899512,44cyclictest2673457-21/usr/sbin/munin22:00:291
264367899511,44cyclictest2653728-21/usr/sbin/munin20:05:151
264367899511,43cyclictest2691781-21/usr/sbin/munin23:45:261
264367899511,43cyclictest2682988-21/usr/sbin/munin22:55:191
264367899511,43cyclictest2675206-21/usr/sbin/munin22:10:191
264367899511,42cyclictest2689683-21apt-get23:35:121
264367599513,8cyclictest2648239-21head19:30:280
264367599513,42cyclictest2697171-21sed00:15:310
264367599512,6cyclictest2691070-21grep23:40:300
264367599512,4cyclictest2681236-21/usr/sbin/munin22:45:120
264367599512,41cyclictest2673996-21tail22:00:280
2643675995121,22cyclictest0-21swapper/023:25:200
264367599512,10cyclictest2680500-21cut22:40:220
2643675995119,29cyclictest2686629-21phc2sys23:15:270
264367599511,8cyclictest2689030-21tune2fs23:30:230
264367899505,38cyclictest0-21swapper/119:10:001
2643678995010,29cyclictest27350irq/343-s-wl18xx00:06:491
2643678995010,29cyclictest27350irq/343-s-wl18xx00:06:491
264367599503,6cyclictest2700537-21tail00:35:280
264367599503,6cyclictest2700537-21tail00:35:280
264367599503,5cyclictest1666-21snmpd21:30:280
264367599502,5cyclictest2672303-21grep21:50:280
264367599501,8cyclictest2651431-21load19:50:230
264367599501,8cyclictest2651431-21load19:50:230
264367599501,7cyclictest2685456-21sshd23:10:060
264367599501,6cyclictest2675722-21grep22:10:300
2643680994935,8cyclictest311ktimers/220:10:032
264367899491,42cyclictest2679361-21/usr/sbin/munin22:35:271
264367599494,39cyclictest2692056-21grep23:45:290
264367599493,7cyclictest2692725-21ptp4l23:50:270
264367599493,7cyclictest2692725-21ptp4l23:50:270
264367599493,36cyclictest2694147-21grep00:00:180
2643680994829,14cyclictest0-21swapper/223:45:292
264367599483,6cyclictest2684302-21tail23:00:290
264367599483,39cyclictest2699710-21grep00:30:290
264367599482,8cyclictest2697834-21cut00:20:270
264367599482,8cyclictest2697834-21cut00:20:260
264367599482,10cyclictest2671039-21grep21:45:210
264367599472,6cyclictest2645954-21df19:20:160
2643680994634,8cyclictest2669025-21munin-plugin-st21:35:002
264367599462,5cyclictest2672825-21/usr/sbin/munin21:55:230
264367599462,5cyclictest2672825-21/usr/sbin/munin21:55:230
264367599461,7cyclictest2683253-21phc2sys22:55:270
2643680994523,12cyclictest0-21swapper/219:25:292
2643680994433,6cyclictest2645625-21unixbench_singl19:15:282
2643680994431,9cyclictest0-21swapper/223:15:112
2643680994430,9cyclictest0-21swapper/200:25:292
2643680994426,9cyclictest0-21swapper/220:40:012
2643680994424,12cyclictest0-21swapper/223:10:282
2643680994317,15cyclictest0-21swapper/220:05:272
2643680994229,9cyclictest0-21swapper/221:50:282
2643680994132,6cyclictest2644482-21grep19:10:292
2643680994124,8cyclictest0-21swapper/222:55:292
2643680994122,11cyclictest0-21swapper/219:50:012
2643680994030,5cyclictest2698055-21grep00:20:292
2643680994030,5cyclictest2698055-21grep00:20:292
2643680994029,7cyclictest0-21swapper/221:20:272
2643680994027,8cyclictest0-21swapper/222:50:262
2643680994027,8cyclictest0-21swapper/222:50:262
2643680994026,9cyclictest0-21swapper/221:00:012
2643680994020,13cyclictest0-21swapper/222:05:292
2643680994014,19cyclictest2699711-21grep00:30:302
2643680993931,4cyclictest168450irq/135-8000000.ethernet-tx221:05:262
2643680993928,7cyclictest0-21swapper/223:05:322
2643680993926,8cyclictest0-21swapper/223:35:282
2643680993926,8cyclictest0-21swapper/222:15:302
2643680993924,10cyclictest0-21swapper/223:00:292
264368099391,31cyclictest0-21swapper/221:10:302
2643680993911,21cyclictest0-21swapper/223:40:192
2643680993826,8cyclictest2692832-21grep23:50:292
2643680993826,8cyclictest2692832-21grep23:50:282
2643680993825,8cyclictest0-21swapper/219:40:292
2643680993819,11cyclictest2646063-21grep19:20:192
2643680993815,15cyclictest2675258-21grep22:10:212
2643680993723,8cyclictest2649078-21grep19:35:292
2643680993718,11cyclictest2663327-21apt-get21:00:142
2643680993715,14cyclictest2689350-21/usr/sbin/munin23:30:282
2643680993713,17cyclictest2680976-21ls22:45:002
2643680993713,16cyclictest2658882-21cat20:35:012
264368099367,3cyclictest0-21swapper/221:45:012
2643680993622,8cyclictest2662208-21grep20:50:282
2643680993622,7cyclictest0-21swapper/200:00:262
2643680993621,3cyclictest2643908-21kworker/u8:4+ext4-rsv-conversion19:50:122
2643680993621,3cyclictest2643908-21kworker/u8:4+ext4-rsv-conversion19:50:122
2643680993621,11cyclictest0-21swapper/222:20:292
2643680993522,9cyclictest0-21swapper/220:20:282
2643680993522,7cyclictest2693705-21tail23:55:302
2643680993522,7cyclictest2679141-21sshd22:32:072
2643680993521,8cyclictest0-21swapper/200:10:012
2643680993521,8cyclictest0-21swapper/200:10:012
2643680993517,14cyclictest2666377-21sed21:15:272
2643680993426,4cyclictest0-21swapper/222:25:282
2643680993421,8cyclictest2680199-21latency_hist22:40:012
264368099341,27cyclictest0-21swapper/200:15:202
2643680993327,4cyclictest168450irq/135-8000000.ethernet-tx222:00:142
2643680993325,4cyclictest168450irq/135-8000000.ethernet-tx221:35:322
2643680993324,5cyclictest0-21swapper/220:45:302
2643680993323,5cyclictest0-21swapper/220:40:202
2643680993322,7cyclictest0-21swapper/200:35:292
2643680993322,7cyclictest0-21swapper/200:35:282
2643680993317,9cyclictest2688348-21grep23:25:252
2643680993222,6cyclictest2687774-21users23:20:282
2643680993211,14cyclictest2652983-21grep20:00:202
2643680993210,11cyclictest0-21swapper/221:40:122
2643680993210,11cyclictest0-21swapper/221:40:122
2643680993019,8cyclictest311ktimers/221:25:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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