You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-20 - 06:58

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 #3, 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
  
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.
Unexpectedly long latencies may be caused by SMIs
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 rack3slot6s.osadl.org (updated Mon Jul 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1743621470,5sleep2463799cyclictest22:45:362
37272115102,6sleep20-21swapper/219:05:292
4358210998,6sleep30-21swapper/319:07:023
4462210887,16sleep00-21swapper/019:08:230
4317210796,6sleep10-21swapper/119:06:321
304292710,0sleep30-21swapper/323:32:263
194922690,0sleep10-21swapper/123:21:011
8442220,1sleep2301ktimersoftd/223:02:002
4638992210,2cyclictest0-21swapper/322:40:123
463799212,2cyclictest0-21swapper/223:16:012
463699210,19cyclictest0-21swapper/121:25:121
267822210,1sleep30-21swapper/300:01:413
174582210,0sleep00-21swapper/022:45:370
4638992010,3cyclictest27308-21munin-node3
463899200,13cyclictest0-21swapper/323:10:123
463799200,3cyclictest0-21swapper/200:30:042
463699200,18cyclictest0-21swapper/120:25:011
463699200,18cyclictest0-21swapper/119:20:131
463899198,3cyclictest4681-21munin-run23:40:013
463899192,6cyclictest0-21swapper/323:10:003
4637991916,2cyclictest17896-21kworker/u8:121:12:052
4637991916,2cyclictest15735-21kworker/u8:023:37:052
463699190,7cyclictest0-21swapper/100:39:341
463699190,2cyclictest0-21swapper/123:55:531
463699190,18cyclictest0-21swapper/121:36:061
463699190,17cyclictest6574-21munin-run20:35:011
463699190,17cyclictest3564-21munin-node1
463699190,17cyclictest20698-21diskmemload00:09:091
463699190,17cyclictest20570-21ssh22:15:371
463699190,17cyclictest0-21swapper/123:40:461
463699190,17cyclictest0-21swapper/122:01:341
463699190,17cyclictest0-21swapper/100:22:471
4637991815,2cyclictest29486-21kworker/u8:000:20:042
4637991815,2cyclictest22564-21kworker/u8:122:55:042
4637991815,2cyclictest18250-21kworker/u8:021:47:052
4637991815,2cyclictest16513-21kworker/u8:022:21:052
4637991815,2cyclictest11455-21kworker/u8:200:38:042
463699180,2cyclictest0-21swapper/123:45:441
463699180,2cyclictest0-21swapper/100:13:381
463699180,17cyclictest0-21swapper/122:45:421
463699180,17cyclictest0-21swapper/122:07:441
463699180,16cyclictest8141-21munin-node1
463699180,16cyclictest0-21swapper/123:25:551
463699180,16cyclictest0-21swapper/122:54:481
463699180,16cyclictest0-21swapper/122:11:091
463699180,16cyclictest0-21swapper/121:45:151
4635991815,2cyclictest11455-21kworker/u8:200:30:050
4637991714,2cyclictest8384-21kworker/u8:122:07:042
4637991714,2cyclictest6989-21kworker/u8:020:13:042
4637991714,2cyclictest6989-21kworker/u8:019:38:052
4637991714,2cyclictest6989-21kworker/u8:019:31:042
4637991714,2cyclictest3957-21kworker/u8:100:15:052
4637991714,2cyclictest16100-21kworker/u8:222:50:062
4637991714,2cyclictest10578-21kworker/u8:223:14:052
463799170,16cyclictest0-21swapper/223:49:042
463799170,15cyclictest0-21swapper/223:43:042
463699170,8cyclictest27450jbd2/sda1-819:35:521
463699170,2cyclictest207150irq/24-eth121:34:301
463699170,2cyclictest0-21swapper/122:41:221
463699170,2cyclictest0-21swapper/122:25:071
463699170,2cyclictest0-21swapper/122:23:541
463699170,2cyclictest0-21swapper/121:59:221
463699170,2cyclictest0-21swapper/121:40:021
463699170,2cyclictest0-21swapper/121:21:031
463699170,2cyclictest0-21swapper/121:17:061
463699170,2cyclictest0-21swapper/121:11:031
463699170,2cyclictest0-21swapper/120:56:511
463699170,2cyclictest0-21swapper/120:04:581
463699170,2cyclictest0-21swapper/119:51:071
463699170,2cyclictest0-21swapper/119:51:061
463699170,2cyclictest0-21swapper/119:26:151
463699170,2cyclictest0-21swapper/100:15:111
463699170,2cyclictest0-21swapper/100:00:271
463699170,1cyclictest0-21swapper/121:50:491
463699170,16cyclictest0-21swapper/123:50:441
463699170,16cyclictest0-21swapper/123:16:561
463699170,16cyclictest0-21swapper/122:56:081
463699170,15cyclictest0-21swapper/122:30:171
463699170,15cyclictest0-21swapper/119:56:051
463699170,15cyclictest0-21swapper/100:34:361
463699170,15cyclictest0-21swapper/100:26:051
313532170,0sleep30-21swapper/322:26:363
15372170,1sleep337-21rcuc/322:30:133
463899161,13cyclictest0-21swapper/322:35:153
463899160,14cyclictest0-21swapper/323:25:163
4637991613,2cyclictest6989-21kworker/u8:020:01:042
4637991613,2cyclictest4907-21kworker/u8:120:40:042
4637991613,2cyclictest20882-21kworker/u8:321:44:012
4637991613,2cyclictest19544-21kworker/u8:200:00:052
4637991613,2cyclictest17896-21kworker/u8:121:23:052
4637991613,2cyclictest17896-21kworker/u8:121:09:042
4637991613,2cyclictest16531-21kworker/u8:219:45:052
4637991613,2cyclictest16513-21kworker/u8:022:41:042
4637991613,2cyclictest11455-21kworker/u8:200:25:052
463799161,13cyclictest0-21swapper/222:35:122
4637991611,3cyclictest0-21swapper/222:25:152
463799161,13cyclictest0-21swapper/220:21:042
463699160,5cyclictest0-21swapper/123:00:161
463699160,2cyclictest0-21swapper/123:35:461
463699160,2cyclictest0-21swapper/123:30:501
463699160,2cyclictest0-21swapper/122:35:031
463699160,2cyclictest0-21swapper/121:06:061
463699160,2cyclictest0-21swapper/121:00:381
463699160,2cyclictest0-21swapper/120:50:501
463699160,2cyclictest0-21swapper/120:45:031
463699160,2cyclictest0-21swapper/120:36:341
463699160,2cyclictest0-21swapper/120:26:301
463699160,2cyclictest0-21swapper/120:16:221
463699160,2cyclictest0-21swapper/120:11:311
463699160,2cyclictest0-21swapper/119:34:301
463699160,1cyclictest0-21swapper/120:06:391
463699160,14cyclictest0-21swapper/120:40:121
463699160,14cyclictest0-21swapper/119:45:101
463699160,14cyclictest0-21swapper/119:40:191
463699160,14cyclictest0-21swapper/119:15:181
463699160,14cyclictest0-21swapper/119:10:121
4635991613,2cyclictest10578-21kworker/u8:223:16:020
463599160,14cyclictest19924-21smartctl22:15:170
463899151,12cyclictest0-21swapper/323:41:583
463899150,3cyclictest17712-21aten2.4_r3power21:40:123
463899150,13cyclictest26113-21grep22:55:123
463899150,13cyclictest0-21swapper/319:10:123
4637991512,2cyclictest6989-21kworker/u8:019:58:052
4637991512,2cyclictest28548-21kworker/u8:220:08:052
4637991512,2cyclictest26725-21kworker/u8:121:52:012
4637991512,2cyclictest2219-21kworker/u8:220:35:042
4637991512,2cyclictest2219-21kworker/u8:220:31:052
4637991512,2cyclictest22117-21kworker/u8:223:33:042
463799150,2cyclictest0-21swapper/222:32:042
463799150,2cyclictest0-21swapper/221:27:042
463599150,13cyclictest19389-21fschecks_time21:05:150
463899149,3cyclictest24351-21ssh21:13:093
4638991411,2cyclictest0-21swapper/321:46:463
463899141,11cyclictest22954-21munin-node3
463899140,2cyclictest23705-21ssh23:59:253
463899140,13cyclictest0-21swapper/321:30:163
463899140,12cyclictest26775-21apt20:05:003
463799149,3cyclictest3150-21nscd22:16:282
463799149,3cyclictest0-21swapper/221:18:372
463799141,2cyclictest19844-21munin-node2
4637991411,2cyclictest0-21swapper/221:56:352
463799140,13cyclictest0-21swapper/219:15:142
463799140,12cyclictest15433-21munin-node2
4635991411,2cyclictest3275-21kworker/u8:123:21:040
4635991411,2cyclictest0-21swapper/023:45:160
463599140,12cyclictest2257-21ssh22:30:170
463599140,12cyclictest10534-21ssh22:05:190
463599140,12cyclictest0-21swapper/022:10:180
463599140,12cyclictest0-21swapper/020:51:020
463599140,12cyclictest0-21swapper/000:20:160
212122140,3sleep021224-21ssh21:43:370
108852140,2sleep00-21swapper/020:45:110
94392130,2sleep00-21swapper/023:10:390
463899138,3cyclictest7371-21ssh21:29:473
463899131,3cyclictest9594-21munin-node3
4638991310,2cyclictest0-21swapper/323:00:163
4638991310,2cyclictest0-21swapper/321:35:353
4638991310,2cyclictest0-21swapper/300:39:583
4638991310,2cyclictest0-21swapper/300:06:053
463899130,3cyclictest19645-21ssh00:28:043
463899130,2cyclictest0-21swapper/300:22:253
463899130,12cyclictest0-21swapper/323:50:063
463899130,12cyclictest0-21swapper/323:48:053
463899130,12cyclictest0-21swapper/322:24:363
463899130,12cyclictest0-21swapper/321:57:363
463899130,11cyclictest0-21swapper/322:16:183
463899130,11cyclictest0-21swapper/300:17:463
463799139,2cyclictest29-21rcuc/220:15:142
463799139,2cyclictest14693-21ssh23:50:092
4637991310,2cyclictest32762-21kworker/u8:119:25:042
4637991310,2cyclictest0-21swapper/223:26:382
4637991310,2cyclictest0-21swapper/221:38:432
463799130,2cyclictest20698-21diskmemload22:00:112
463799130,2cyclictest0-21swapper/221:31:322
463799130,2cyclictest0-21swapper/200:05:182
463799130,12cyclictest0-21swapper/223:07:212
463799130,12cyclictest0-21swapper/222:12:032
463799130,12cyclictest0-21swapper/200:12:052
463599139,2cyclictest28089-21sendmail_mailqu20:06:060
4635991310,2cyclictest20698-21diskmemload21:15:060
4635991310,2cyclictest0-21swapper/021:46:570
4635991310,2cyclictest0-21swapper/000:11:010
463599130,3cyclictest0-21swapper/021:27:160
463599130,2cyclictest20698-21diskmemload21:35:130
463599130,2cyclictest0-21swapper/021:50:120
463599130,2cyclictest0-21swapper/019:50:160
463599130,2cyclictest0-21swapper/019:50:150
463599130,12cyclictest0-21swapper/023:59:560
463599130,12cyclictest0-21swapper/023:25:370
463599130,12cyclictest0-21swapper/022:39:570
463599130,12cyclictest0-21swapper/000:35:160
463899129,2cyclictest0-21swapper/323:20:123
463899129,2cyclictest0-21swapper/323:15:533
463899129,2cyclictest0-21swapper/322:45:363
463899129,2cyclictest0-21swapper/321:20:363
463899129,2cyclictest0-21swapper/300:13:143
463899127,3cyclictest5308-21uniq20:30:153
463899127,3cyclictest0-21swapper/322:12:513
463899122,6cyclictest0-21swapper/320:41:013
463899120,2cyclictest0-21swapper/322:00:353
463899120,2cyclictest0-21swapper/320:35:153
463899120,11cyclictest0-21swapper/322:51:493
463899120,11cyclictest0-21swapper/320:20:183
463899120,11cyclictest0-21swapper/320:05:223
463899120,11cyclictest0-21swapper/319:15:143
463899120,11cyclictest0-21swapper/300:34:363
463799129,2cyclictest0-21swapper/219:40:122
463799129,2cyclictest0-21swapper/219:10:122
463799120,11cyclictest0-21swapper/223:55:172
463599129,2cyclictest0-21swapper/023:40:070
463599129,2cyclictest0-21swapper/023:35:320
463599129,2cyclictest0-21swapper/023:06:260
463599129,2cyclictest0-21swapper/022:27:470
463599129,2cyclictest0-21swapper/022:22:350
463599129,2cyclictest0-21swapper/021:13:200
463599129,2cyclictest0-21swapper/020:15:180
463599129,2cyclictest0-21swapper/019:10:150
463599129,2cyclictest0-21swapper/000:15:150
463599129,2cyclictest0-21swapper/000:05:520
463599129,2cyclictest0-21swapper/000:00:210
463599120,2cyclictest6242-21users20:31:040
463599120,2cyclictest0-21swapper/022:55:060
463599120,11cyclictest10705-21ssh21:32:250
463599120,11cyclictest0-21swapper/023:50:570
463599120,11cyclictest0-21swapper/022:50:130
463599120,11cyclictest0-21swapper/022:00:210
463599120,11cyclictest0-21swapper/021:57:350
463599120,11cyclictest0-21swapper/019:20:120
463599120,10cyclictest0-21swapper/022:40:460
463899118,2cyclictest0-21swapper/321:16:553
463899118,2cyclictest0-21swapper/321:05:053
463899118,2cyclictest0-21swapper/319:35:153
463899113,5cyclictest0-21swapper/319:21:033
463899111,6cyclictest0-21swapper/320:45:583
463799118,2cyclictest4907-21kworker/u8:120:50:042
463799118,2cyclictest0-21swapper/219:20:312
463599118,2cyclictest0-21swapper/023:30:220
463599118,2cyclictest0-21swapper/019:16:070
463599110,9cyclictest0-21swapper/019:30:010
463599110,2cyclictest0-21swapper/023:01:230
463599110,10cyclictest0-21swapper/020:23:310
463599110,10cyclictest0-21swapper/000:26:240
463899105,3cyclictest16899-21telnet21:00:143
463899105,3cyclictest12983-21aten2.4-expect20:50:123
463899102,6cyclictest0-21swapper/319:28:583
463899101,7cyclictest15250-21cut20:55:153
463899101,6cyclictest0-21swapper/319:41:023
463799107,2cyclictest0-21swapper/220:25:112
463799105,3cyclictest21213-21tr19:50:122
463799105,3cyclictest21213-21tr19:50:122
463599107,2cyclictest0-21swapper/021:20:260
46389996,2cyclictest0-21swapper/319:31:053
46389994,3cyclictest3289-21interrupts20:25:153
46389994,3cyclictest31459-21fschecks_count20:15:143
46389994,3cyclictest21153-21cpuspeed_turbos19:50:133
46389994,3cyclictest21153-21cpuspeed_turbos19:50:123
46389994,3cyclictest19057-21aten2.4-expect19:45:113
46389990,6cyclictest0-21swapper/320:14:583
46379994,3cyclictest16993-21telnet21:00:152
46359994,2cyclictest0-21swapper/019:41:040
8242280,5sleep00-21swapper/020:36:060
46379983,3cyclictest10918-21aten2.4_r3power20:45:112
46359985,2cyclictest0-21swapper/019:59:350
46359984,3cyclictest15437-21perl19:35:160
46359983,3cyclictest26961-21cat20:05:000
46359983,3cyclictest2667-21aten2.4_r3power20:25:110
46359980,2cyclictest0-21swapper/020:59:360
46359974,2cyclictest8809-21munin-node0
46359974,2cyclictest0-21swapper/020:10:560
46359974,2cyclictest0-21swapper/019:30:060
46359973,3cyclictest19419-21fschecks_time19:45:110
46359973,3cyclictest16941-21hostname21:00:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional