You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-20 - 17:28
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 100 highest latencies:
System rackfslot4.osadl.org (updated Mon Apr 20, 2026 12:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
396824150,2sleep23967-21ssh09:40:012
3269123660,3sleep232688-21ssh10:40:302
1140323550,1sleep210248-21kworker/u8:309:55:112
1117423420,2sleep2121rcu_preempt11:05:232
1117423420,2sleep2121rcu_preempt11:05:222
67623290,1sleep130990-21kworker/u8:909:30:431
1951623250,5sleep225-21ksoftirqd/207:20:472
1880423120,1sleep215837-21kworker/u8:2108:55:392
2869123100,3sleep228690-21gpgv07:50:032
2855023060,1sleep128118-21kworker/u8:107:50:021
1814623040,3sleep218140-21ssh12:30:352
2040823030,2sleep20-21swapper/212:35:382
1353923030,2sleep113533-21ssh12:20:291
462123020,1sleep12514-21kworker/u8:1208:15:161
1020922980,2sleep20-21swapper/208:30:252
1787422970,8sleep226507-1kworker/u9:211:20:002
2504522950,2sleep20-21swapper/209:15:012
2039022930,1sleep19699-21kworker/u8:712:35:371
377722910,1sleep2434-21kworker/u8:812:00:162
2528522910,1sleep224034-21kworker/u8:011:35:242
2779522900,1sleep223976-21kworker/u8:810:30:332
2779522900,1sleep223976-21kworker/u8:810:30:322
2245622900,2sleep122451-21sendmail-msp10:20:011
1407722890,1sleep112723-21kworker/u8:1407:05:381
654622880,2sleep25616-1kworker/u9:109:45:042
1759722880,2sleep10-21swapper/110:08:421
2328322860,2sleep223276-21ssh10:20:262
1195322860,1sleep110905-21kworker/u8:4308:35:271
371022850,6sleep1121rcu_preempt09:39:071
1366522850,2sleep10-21swapper/110:00:141
471722840,2sleep20-21swapper/208:15:172
1514822830,1sleep214199-21kworker/u8:908:45:252
1514822830,1sleep214199-21kworker/u8:908:45:252
918422810,2sleep126507-1kworker/u9:211:00:221
604322810,1sleep25087-21kworker/u8:412:05:142
189322790,3sleep21891-21ssh10:45:122
2817222760,1sleep124359-21kworker/u8:409:20:301
2817222760,1sleep124359-21kworker/u8:409:20:301
2186122760,6sleep2241rcuc/210:17:232
1355522760,1sleep211995-21kworker/u8:312:20:302
2572522750,2sleep10-21swapper/110:25:401
678422740,2sleep16782-21ssh10:55:251
2953722740,1sleep128121-21kworker/u8:407:50:441
1878222740,2sleep118780-21ntpq08:55:381
1410022740,2sleep30-21swapper/307:05:393
1358322740,3sleep213584-21nfs4_client08:40:262
889622730,2sleep23523-1kworker/u9:112:10:252
2098922730,1sleep215080-21kworker/u8:1511:25:262
1127022720,2sleep111262-21ssh12:15:351
1127022720,2sleep111262-21ssh12:15:351
692422710,1sleep25786-21kworker/u8:008:20:352
299122710,3sleep231620-1kworker/u9:308:10:142
2978722710,7sleep225-21ksoftirqd/210:35:192
700622700,1sleep223976-21kworker/u8:810:55:292
2759822700,1sleep221629-21kworker/u8:1607:45:292
2096722700,1sleep2121rcu_preempt09:02:592
1585922700,1sleep29699-21kworker/u8:712:25:322
423022680,3sleep14155-21kworker/u8:408:13:271
2372422680,2sleep20-21swapper/207:35:162
1366622680,1sleep210249-21kworker/u8:710:00:162
918522670,3sleep19184-21diskstats09:50:231
1307022670,2sleep10-21swapper/109:58:421
3104422660,2sleep129981-21kworker/u8:1007:55:261
2616722660,3sleep119-21ksoftirqd/109:15:391
1417422660,2sleep114163-21ssh11:10:341
1115922660,1sleep29697-21kworker/u8:412:15:282
1115922660,1sleep29697-21kworker/u8:412:15:282
833522650,1sleep17390-21kworker/u8:512:10:151
1418622650,2sleep20-21swapper/211:10:352
1196922650,5sleep21033-21kworker/2:208:35:282
1565422640,1sleep114590-21kworker/u8:007:10:241
1565422640,1sleep114590-21kworker/u8:007:10:241
1030322640,2sleep10-21swapper/108:30:281
2825622630,7sleep225-21ksoftirqd/209:20:362
2825622630,7sleep225-21ksoftirqd/209:20:352
2210622630,1sleep121635-21kworker/u8:2107:30:161
2210622630,1sleep121635-21kworker/u8:2107:30:151
1888822630,1sleep19699-21kworker/u8:712:32:311
1643222630,2sleep116421-21ssh11:15:291
1505222630,1sleep114199-21kworker/u8:908:45:241
1505222630,1sleep114199-21kworker/u8:908:45:241
119422630,2sleep10-21swapper/110:43:061
813822620,2sleep28114-21apt-get08:25:222
813822620,2sleep28114-21apt-get08:25:222
3119422620,1sleep128580-21kworker/u8:511:49:131
3008222620,1sleep226304-21kworker/u8:411:45:322
2337122620,2sleep123365-21ssh11:30:361
1842522620,2sleep10-21swapper/110:10:191
1842522620,2sleep10-21swapper/110:10:191
2763822610,1sleep126304-21kworker/u8:411:40:251
2556322610,1sleep215024-21kworker/u8:110:25:272
2275322610,2sleep20-21swapper/207:30:332
2275322610,2sleep20-21swapper/207:30:332
1697622610,1sleep115839-21kworker/u8:2408:50:341
1697622610,1sleep115839-21kworker/u8:2408:50:341
651022600,2sleep16509-21df_inode08:20:181
563822600,1sleep23279-21kworker/u8:110:52:442
3106022600,2sleep20-21swapper/207:55:272
3105522600,1sleep130990-21kworker/u8:909:26:341
3105522600,1sleep130990-21kworker/u8:909:26:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional