You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-02 - 17:43

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 #5, slot #4

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
  Intel
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, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4s.osadl.org (updated Wed Sep 02, 2026 12:44:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26716542540,3chrt575-21kworker/3:2-events11:37:363
25939232520,1sleep02593926-21wc10:20:000
2402759995244,6cyclictest275-21systemd-journal09:10:001
2402754995131,17cyclictest2463740-21grep08:07:470
2402759995042,5cyclictest2439358-21latency_hist07:45:011
24221732490,1chrt2422176-21kthreadcore07:27:370
2402759994942,5cyclictest2578603-21kworker/u8:2+flush-8:010:32:441
2402759994941,6cyclictest2628465-21latency_hist10:55:011
2402759994738,6cyclictest2668341-21latency_hist11:35:011
2402754994637,6cyclictest2608680-21latency_hist10:35:010
2402754994626,8cyclictest2553024-21ntpq09:37:400
2402754994536,6cyclictest2473926-21latency_hist08:20:010
2402754994528,15cyclictest2623525-21true10:50:010
2402754994527,3cyclictest2652633-21needreboot11:17:380
2402759994438,4cyclictest2663707-21kworker/u8:2+flush-8:012:37:321
2402759994437,5cyclictest2623743-21kworker/u8:0+flush-8:011:02:431
2402759994436,5cyclictest2402593-21latency_hist07:10:011
2402759994435,7cyclictest2698376-21/usr/sbin/munin12:07:451
2402754994427,6cyclictest2588920-21latency_hist10:15:010
26446522430,1sleep02644654-21irqcore11:12:330
2402754994335,6cyclictest2493925-21latency_hist08:40:010
2402754994319,9cyclictest2712018-21ntpq12:17:390
2402759994238,3cyclictest1588510-21kworker/u8:4+flush-8:008:07:311
2402759994132,7cyclictest2488523-21kworker/u8:3+events_unbound09:17:411
2402754994131,8cyclictest2564657-21diskstats09:52:310
2402759994032,6cyclictest2614050-21/usr/sbin/munin10:42:451
2402754994032,6cyclictest275-21systemd-journal12:00:000
2402759993935,3cyclictest2488523-21kworker/u8:3+events_unbound08:57:311
2402759993934,4cyclictest2402611-21kworker/u8:2+flush-8:008:42:481
2402759993934,4cyclictest2402611-21kworker/u8:2+flush-8:007:52:461
2402759993832,5cyclictest2603746-21kworker/u8:3+events_unbound11:42:401
2402759993832,4cyclictest2663707-21kworker/u8:2+flush-8:012:17:311
2402754993828,8cyclictest2440041-21diskstats07:47:310
2402764993731,4cyclictest2583837-21gpgv10:09:592
2402759993631,3cyclictest2653704-21kworker/u8:0+flush-8:012:00:311
2402759993631,3cyclictest2419944-21apt-get07:27:271
2402759993630,4cyclictest2419766-21kworker/u8:1+events_unbound07:32:361
2402759993629,5cyclictest2717754-21latency_hist12:25:011
2402759993629,5cyclictest2578764-21cron10:05:001
2402759993627,7cyclictest2594294-21apt-get10:22:271
2402754993617,4cyclictest0-21swapper/007:22:270
2402759993531,3cyclictest2402611-21kworker/u8:2+events_unbound09:02:481
2402759993529,4cyclictest2653902-21apt-get11:22:291
2402759993429,4cyclictest2653704-21kworker/u8:0+flush-8:011:47:321
2402759993429,3cyclictest275-21systemd-journal09:15:001
2402759993425,7cyclictest1588510-21kworker/u8:4+flush-8:007:47:421
2402759993328,4cyclictest2637658-21kworker/u8:1+events_unbound11:27:451
2402759993328,4cyclictest2603746-21kworker/u8:3+flush-8:012:32:311
2402759993327,4cyclictest2568875-21latency_hist09:55:011
2402759993227,4cyclictest2429629-21kworker/u8:0+flush-8:008:22:451
2402759993226,4cyclictest2653704-21kworker/u8:0+events_unbound11:57:391
2402759993226,4cyclictest2548808-21cron09:35:001
2402759993226,4cyclictest2402611-21kworker/u8:2+events_unbound07:22:461
2402759993225,5cyclictest2469514-21aten2_r5power_v08:17:291
2402759993222,7cyclictest275-21systemd-journal10:00:001
240275499328,22cyclictest2419541-21kworker/0:2+events08:02:310
240275499328,22cyclictest2419541-21kworker/0:2+events08:02:310
240275499326,24cyclictest2613676-21kworker/0:0+events11:27:280
240275499321,29cyclictest1049636-21kworker/0:1+events07:17:410
2402764993127,3cyclictest2583863-21kworker/u8:1+events_unbound10:47:462
2402764993126,4cyclictest2554057-21kworker/u8:3+flush-8:009:47:512
2402764993126,4cyclictest2429629-21kworker/u8:0+flush-8:007:42:372
2402764993125,4cyclictest2637658-21kworker/u8:1+flush-8:011:20:302
2402764993123,6cyclictest275-21systemd-journal09:09:542
2402759993126,4cyclictest2052013-21kworker/u8:0+flush-8:007:12:501
2402759993125,4cyclictest2603746-21kworker/u8:3+events_unbound12:27:311
2402759993125,4cyclictest2588910-21cron10:15:001
2402759993125,4cyclictest2554490-21cpuspeed_turbos09:42:301
2402759993124,5cyclictest2663707-21kworker/u8:2+flush-8:011:37:341
2402759993124,5cyclictest2578603-21kworker/u8:2+events_unbound10:27:291
2402754993124,5cyclictest2643310-21apt-get11:10:010
2402754993124,5cyclictest2638120-21grep11:02:480
2402754993123,6cyclictest2559449-21/usr/sbin/munin09:47:450
2402759993025,4cyclictest2603746-21kworker/u8:3+events_unbound11:17:331
2402759993025,4cyclictest2548838-21kworker/u8:0+events_unbound10:07:431
2402759993024,4cyclictest2707586-21unixbench_multi12:12:471
2402759993023,5cyclictest1588510-21kworker/u8:4+flush-8:008:12:421
2402759993022,6cyclictest2483777-21cron08:30:001
2402759993022,6cyclictest1588510-21kworker/u8:4+flush-8:008:02:421
2402759993022,6cyclictest1588510-21kworker/u8:4+flush-8:008:02:421
2402759993022,6cyclictest0-21swapper/108:37:341
2402754993021,7cyclictest2543128-21ntpq09:27:400
2402754993021,6cyclictest275-21systemd-journal12:10:000
2402754993020,8cyclictest275-21systemd-journal08:00:000
240275499301,28cyclictest2509010-21kworker/0:1+events09:00:000
240275499301,27cyclictest2613676-21kworker/0:0+events12:27:270
2402764992925,2cyclictest275-21systemd-journal08:50:002
2402759992925,3cyclictest2553798-21ls09:40:001
2402759992924,3cyclictest2536187-21kworker/u8:1+events_unbound09:30:011
240275499299,18cyclictest2613676-21kworker/0:0+events10:57:430
2402754992922,5cyclictest2554235-21/usr/sbin/munin09:42:460
2402754992920,7cyclictest2496531-21kthreadcore08:42:380
2402754992919,8cyclictest275-21systemd-journal11:25:010
240275499291,27cyclictest2419541-21kworker/0:2+events08:47:330
240275499291,26cyclictest2538838-21kworker/0:1+events10:22:420
240275499291,26cyclictest2419541-21kworker/0:2+events07:42:470
2402754992910,18cyclictest2518909-21kworker/0:0+events09:22:370
2402764992825,2cyclictest2712810-21idleruntime-cro12:20:002
2402764992825,2cyclictest2594518-21cpuspeed_turbos10:22:312
2402764992824,3cyclictest2402611-21kworker/u8:2+events_unbound09:25:012
2402764992823,3cyclictest2603746-21kworker/u8:3+flush-8:010:50:082
2402764992822,4cyclictest2498871-21apt-get08:45:002
2402764992820,6cyclictest2643422-21gpgv11:10:012
2402759992824,3cyclictest2637658-21kworker/u8:1+events_unbound11:07:351
2402759992823,3cyclictest2593570-21unixbench_multi10:17:461
2402759992823,3cyclictest2488454-21unixbench_multi08:32:491
2402759992822,4cyclictest2554057-21kworker/u8:3+events_unbound09:47:451
2402759992822,4cyclictest2430372-21irqcore07:37:351
2402759992821,5cyclictest275-21systemd-journal11:12:531
240275499287,18cyclictest2538838-21kworker/0:1+events10:37:280
240275499287,18cyclictest2538838-21kworker/0:1+events10:37:280
240275499282,25cyclictest2518909-21kworker/0:0+events09:18:020
240275499282,25cyclictest2518909-21kworker/0:0+events09:07:350
2402754992820,6cyclictest2663772-21/usr/sbin/munin11:32:450
240275499281,26cyclictest2419541-21kworker/0:2+events08:52:290
240275499280,27cyclictest2613676-21kworker/0:0+events12:32:310
2402764992724,2cyclictest2638129-21unixbench_singl11:02:482
2402764992723,3cyclictest2698692-21fschecks_count12:07:312
2402764992722,3cyclictest2524481-21cpuspeed_turbos09:12:302
240275999279,7cyclictest0-21swapper/110:45:561
240275499271,25cyclictest2613676-21kworker/0:0+events11:40:470
240275499270,26cyclictest2509010-21kworker/0:1+events09:05:010
2402764992622,2cyclictest2659786-21kthreadcore11:27:362
2402764992622,2cyclictest2544572-21cpuspeed_turbos09:32:302
2402764992621,4cyclictest2673270-21idleruntime-cro11:40:002
2402764992621,3cyclictest2440080-21fschecks_count07:47:322
2402764992617,7cyclictest2478616-21unixbench_singl08:22:472
2402759992621,3cyclictest0-21swapper/108:00:001
2402759992620,3cyclictest2629826-21kthreadcore10:57:351
240275499268,16cyclictest2518909-21kworker/0:0+events09:12:380
240275499267,18cyclictest2419541-21kworker/0:2+events07:32:260
240275499263,22cyclictest1049636-21kworker/0:1+events07:14:020
2402754992619,4cyclictest0-21swapper/010:02:290
2402764992520,3cyclictest2424213-21unixbench_multi07:27:472
2402759992520,4cyclictest2653704-21kworker/u8:0+events_unbound11:52:421
2402759992519,4cyclictest2613607-21cron10:40:001
2402759992519,4cyclictest2613607-21cron10:40:001
2402759992519,4cyclictest2499805-21fschecks_count08:47:301
2402759992519,3cyclictest0-21swapper/109:22:391
2402759992517,6cyclictest2402611-21kworker/u8:2+flush-8:007:17:411
240275499259,15cyclictest2538838-21kworker/0:1+events10:26:230
240275499258,15cyclictest2419541-21kworker/0:2+events08:32:450
240275499257,17cyclictest2419541-21kworker/0:2+events07:52:450
2402754992523,1cyclictest0-21swapper/012:22:470
2402754992520,3cyclictest0-21swapper/010:52:290
24024572253,4sleep00-21swapper/007:08:320
2402764992418,4cyclictest2468778-21kworker/u8:1+events_unbound08:52:432
2402764992417,5cyclictest275-21systemd-journal10:15:002
2402764992411,2cyclictest0-21swapper/210:32:362
2402759992420,2cyclictest0-21swapper/108:52:331
240275499248,15cyclictest2613676-21kworker/0:0+events11:53:110
240275499248,14cyclictest2538838-21kworker/0:1+events10:07:330
240275499242,21cyclictest0-21swapper/012:37:460
2402754992418,4cyclictest2478625-21unixbench_singl08:22:460
2402754992417,5cyclictest2464436-21/usr/sbin/munin08:12:450
2402764992320,2cyclictest2473939-21idleruntime-cro08:20:012
2402764992319,3cyclictest2723622-21fschecks_count12:32:302
2402764992319,3cyclictest2429394-21idleruntime-cro07:35:002
240275499235,17cyclictest2613676-21kworker/0:0+events11:47:410
2402754992319,2cyclictest2430005-21cpuspeed07:37:300
2402754992317,5cyclictest2570491-21kthreadcore09:57:350
2402764992218,2cyclictest0-21swapper/208:35:012
2402764992217,3cyclictest0-21swapper/212:30:002
240275499226,15cyclictest2613676-21kworker/0:0+events10:42:420
2402754992220,1cyclictest0-21swapper/012:02:450
2402754992218,2cyclictest0-21swapper/012:12:350
2402754992216,4cyclictest2482820-21latency08:27:380
240276499213,3cyclictest26446542irqcore11:12:332
2402764992117,2cyclictest0-21swapper/209:45:012
2402764992117,2cyclictest0-21swapper/207:37:392
2402764992116,3cyclictest0-21swapper/211:20:002
240276499211,3cyclictest25939262wc10:20:002
240276499211,11cyclictest25411942grep09:27:372
2402764992017,2cyclictest0-21swapper/212:40:002
2402764992016,3cyclictest2569539-21cpuspeed_turbos09:57:302
2402764992016,3cyclictest2488523-21kworker/u8:3+events_unbound09:20:012
2402764992016,2cyclictest0-21swapper/207:20:002
2402764992015,3cyclictest2602454-21cut10:27:372
2402764992015,3cyclictest2444764-21aten2_r5power_e07:52:302
2402764992013,3cyclictest371rcuc/207:57:452
240275499202,13cyclictest573-21runrttasks09:32:280
240276499199,8cyclictest2415870-21sed07:22:342
2402764991915,2cyclictest0-21swapper/208:07:412
2402764991914,3cyclictest2664017-21cpuspeed_turbos11:32:302
2402764991912,5cyclictest2688266-21grep11:55:012
2402764991910,7cyclictest2610510-21tr10:37:362
2402764991910,7cyclictest2610510-21tr10:37:362
2402754991912,5cyclictest2673267-21cron11:40:000
23986942192,9sleep30-21swapper/307:07:343
23979842194,10sleep20-21swapper/207:05:242
240276499182,11cyclictest2564407-21apt-get09:52:292
2402764991815,2cyclictest2703422-21aten2_r5power_p12:12:292
2402764991815,2cyclictest2406849-21grep07:12:392
2402764991814,2cyclictest0-21swapper/211:57:452
2402764991813,4cyclictest2488523-21kworker/u8:3+flush-8:008:38:072
2402764991812,4cyclictest2511056-21kthreadcore08:57:352
2402764991810,6cyclictest2715562-21cut12:22:382
240276499172,11cyclictest2553058-21ntpq09:37:412
2402764991714,2cyclictest0-21swapper/209:02:302
2402764991712,3cyclictest0-21swapper/211:47:302
2402764991712,3cyclictest0-21swapper/208:29:592
2402764991711,4cyclictest2455517-21sed08:02:352
2402764991711,4cyclictest2455517-21sed08:02:352
2402764991711,4cyclictest0-21swapper/210:02:362
25893632162,9sleep30-21swapper/310:17:283
240276499167,7cyclictest2675000-21tr11:42:342
240276499162,2cyclictest0-21swapper/212:00:552
240276499162,13cyclictest0-21swapper/210:40:332
2402764991612,2cyclictest0-21swapper/210:57:292
25848912154,7sleep30-21swapper/310:12:343
2402764991512,2cyclictest0-21swapper/208:10:402
26640472133,6sleep30-21swapper/311:32:323
25148902132,7sleep30-21swapper/309:02:353
24880482133,6sleep30-21swapper/308:32:463
24245532132,6sleep30-21swapper/307:30:023
24188302132,7sleep30-21swapper/307:22:433
27278412123,5sleep30-21swapper/312:35:003
27080782124,5sleep30-21swapper/312:15:183
26959042122,6sleep30-21swapper/312:02:383
26887692122,6sleep30-21swapper/311:57:323
26839682122,6sleep30-21swapper/311:52:303
26588922122,6sleep30-21swapper/311:27:303
26391702122,6sleep30-21swapper/311:07:323
26376062122,6sleep30-21swapper/311:02:423
26333882122,5sleep30-21swapper/311:00:013
26190652122,6sleep30-21swapper/310:47:293
26183952122,6sleep30-21swapper/310:42:483
26092072122,6sleep30-21swapper/310:37:303
26092072122,6sleep30-21swapper/310:37:303
25955482122,6sleep30-21swapper/310:22:373
25792132122,6sleep30-21swapper/310:07:283
25780362123,5sleep30-21swapper/310:02:433
25693242122,6sleep30-21swapper/309:57:293
25643812122,6sleep30-21swapper/309:52:283
25545112122,6sleep30-21swapper/309:42:323
25490112122,5sleep30-21swapper/309:35:023
25434232122,6sleep30-21swapper/309:27:483
25382002122,6sleep30-21swapper/309:22:463
25291392122,6sleep30-21swapper/309:17:003
25282742122,6sleep30-21swapper/309:12:473
25193272122,6sleep30-21swapper/309:07:293
25099102122,6sleep30-21swapper/308:57:343
25045002122,6sleep30-21swapper/308:52:283
24989772121,6sleep30-21swapper/308:45:023
24803342122,6sleep30-21swapper/308:27:363
24694042122,6sleep30-21swapper/308:17:293
24689452122,6sleep30-21swapper/308:15:003
24599842122,6sleep30-21swapper/308:07:343
24548422122,6sleep30-21swapper/308:02:323
24548422122,6sleep30-21swapper/308:02:323
24488472122,6sleep30-21swapper/307:52:493
24395782122,5sleep30-21swapper/307:45:023
24348412122,6sleep30-21swapper/307:42:303
24300882123,6sleep30-21swapper/307:37:323
24091582122,6sleep30-21swapper/307:15:053
24074152122,6sleep30-21swapper/307:12:483
27281742112,6sleep30-21swapper/312:36:163
27185972112,6sleep30-21swapper/312:27:343
27132512112,5sleep30-21swapper/312:22:283
27031922112,6sleep30-21swapper/312:10:563
26981892112,5sleep30-21swapper/312:05:023
26786482112,5sleep30-21swapper/311:47:293
26735182112,5sleep30-21swapper/311:40:023
26538042112,5sleep30-21swapper/311:21:323
26486622112,5sleep30-21swapper/311:15:023
26439552112,5sleep30-21swapper/311:12:253
26235462112,5sleep30-21swapper/310:50:023
26041262112,6sleep30-21swapper/310:32:163
25990142112,5sleep30-21swapper/310:25:013
25594112112,6sleep30-21swapper/309:46:583
25443462112,5sleep30-21swapper/309:32:293
24946232112,6sleep30-21swapper/308:42:333
24936232112,5sleep30-21swapper/308:37:473
24742982112,6sleep30-21swapper/308:21:463
24494462112,5sleep30-21swapper/307:55:023
24237112112,5sleep30-21swapper/307:27:413
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional