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2026-06-27 - 12:55
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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 100 highest latencies:
System rackfslot4.osadl.org (updated Sat Jun 27, 2026 00:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3031024000,13sleep119-21ksoftirqd/119:35:261
1074023940,2sleep10-21swapper/122:50:161
1313423750,2sleep213107-21ssh22:55:172
1073523730,1sleep29477-21kworker/u8:1722:50:122
1335423580,1sleep211750-21kworker/u8:321:45:352
2109723410,2sleep20-21swapper/220:45:242
1588623380,6sleep225-21ksoftirqd/223:00:282
3234023270,2sleep10-21swapper/123:35:401
1959823270,1sleep20-21swapper/223:10:012
1879023270,2sleep218786-21sendmail-msp20:40:002
2025923240,2sleep30-21swapper/319:05:193
2352323230,1sleep223050-21kworker/u8:519:15:162
2025823220,2sleep219531-21kworker/u8:719:05:182
2998123210,3sleep229980-21ssh21:11:092
2504823160,2sleep225044-21ssh23:20:302
2740023090,1sleep123352-21kworker/u8:1621:05:181
1808623010,1sleep112213-21kworker/u8:623:05:251
1338223010,2sleep10-21swapper/121:45:391
474023000,2sleep10-21swapper/123:46:341
2851823000,2sleep228284-21kworker/u8:121:10:002
176722990,1sleep128538-21kworker/u8:622:30:211
1918822980,2sleep219176-21ssh00:20:012
2291022960,2sleep10-21swapper/120:50:331
141022960,1sleep228285-21kworker/u8:221:20:212
179622950,2sleep10-21swapper/119:45:311
481722940,5sleep2121rcu_preempt23:46:552
852322900,1sleep123352-21kworker/u8:1621:35:331
623722890,1sleep14799-21kworker/u8:621:30:301
496522890,2sleep10-21swapper/119:55:291
573622870,2sleep25533-21kworker/u8:720:00:012
3146622870,3sleep131470-21if_eth021:15:221
2612022860,1sleep123352-21kworker/u8:1621:00:261
1329122850,1sleep17413-21kworker/u8:1222:55:201
3069022840,1sleep230445-21kworker/u8:623:33:362
2301422840,1sleep118616-21kworker/u8:522:05:591
1089222840,2sleep20-21swapper/200:00:262
3050522830,1sleep130445-21kworker/u8:623:32:471
2812122830,1sleep218614-21kworker/u8:122:15:542
136822830,2sleep21281-21ssh22:30:022
2909822810,3sleep129097-21hddtemp_smartct21:10:201
2705722810,2sleep20-21swapper/219:25:212
1059722810,2sleep110350-21kworker/u8:1220:15:001
1059722810,2sleep110350-21kworker/u8:1220:14:591
389622800,1sleep123350-21kworker/u8:1421:25:271
3138222800,2sleep20-21swapper/221:15:202
2418822800,1sleep123350-21kworker/u8:1420:55:201
1022022800,2sleep10-21swapper/122:49:591
1022022800,2sleep10-21swapper/122:49:581
2406522790,1sleep123057-21kworker/u8:1419:15:271
1560722780,3sleep115606-21hddtemp_smartct23:00:231
661622770,2sleep20-21swapper/220:00:282
941222760,1sleep25102-21kworker/u8:1322:46:102
941222760,1sleep25102-21kworker/u8:1322:46:102
599022760,3sleep25583-21/usr/sbin/munin21:30:222
3256822760,2sleep20-21swapper/219:40:342
3211222760,1sleep230445-21kworker/u8:623:35:372
2225022760,6sleep221683-21cyclictest20:50:152
2070022750,3sleep120698-21ssh00:21:401
142422750,1sleep20-21swapper/219:45:202
2466522740,2sleep124662-21ssh00:30:331
1092922740,1sleep29894-21kworker/u8:221:40:332
3228622730,1sleep128539-21kworker/u8:1122:25:331
3055322730,2sleep20-21swapper/222:21:282
1512922730,3sleep20-21swapper/200:10:202
406022720,2sleep24051-21ssh21:25:412
2000222720,1sleep218527-21kworker/u8:920:40:372
3259522710,2sleep10-21swapper/119:40:371
435122700,1sleep12799-21kworker/u8:122:35:311
1476322700,2sleep110349-21kworker/u8:1120:25:331
1321722700,6sleep221683-21cyclictest00:05:292
1222322700,1sleep17082-21kworker/u8:300:04:391
1142722700,2sleep10-21swapper/120:15:271
848122690,1sleep223352-21kworker/u8:1621:35:292
3031122690,1sleep229548-21kworker/u8:319:35:272
2289122690,1sleep221144-21kworker/u8:622:05:392
1961222690,1sleep118527-21kworker/u8:920:40:281
2188322680,2sleep221389-1kworker/u9:119:10:132
1745122680,2sleep20-21swapper/221:55:202
280222670,2sleep20-21swapper/223:43:132
2518122670,2sleep20-21swapper/219:20:142
2159022670,2sleep20-21swapper/223:13:592
2158922670,1sleep118444-21kworker/u8:220:45:381
1599322670,2sleep20-21swapper/220:30:202
1491322670,2sleep20-21swapper/221:50:142
2137322660,2sleep10-21swapper/119:07:061
2008122660,1sleep116615-21kworker/u8:023:10:201
741722650,1sleep27081-21kworker/u8:123:53:342
741722650,1sleep27081-21kworker/u8:123:53:342
181522650,2sleep20-21swapper/222:30:212
1350122650,2sleep20-21swapper/220:20:382
1470422640,2sleep20-21swapper/220:25:292
1327722640,1sleep111696-21kworker/u8:800:05:321
2627222630,2sleep10-21swapper/100:35:101
2627222630,2sleep10-21swapper/100:35:101
1888522630,2sleep10-21swapper/121:58:331
1376822630,1sleep113626-21kworker/u8:420:23:471
870522620,2sleep20-21swapper/223:55:312
2619322620,7sleep225-21ksoftirqd/221:00:322
2166422620,2sleep116301-1kworker/u9:022:04:491
1610522620,1sleep115255-21kworker/u8:620:30:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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