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2025-05-02 - 12:26
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot1.osadl.org (updated Fri May 02, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
679021600,0sleep50-21swapper/521:59:195
1092921440,2sleep43042499cyclictest22:39:404
3142821410,0sleep231423-21chk_conn_tcp23:53:342
1783421410,2sleep33042399cyclictest22:55:343
30417991385,83cyclictest14342-21chk_conn_tcp20:21:060
1909121380,1sleep419085-21chk_conn_tcp23:34:534
304279913615,75cyclictest3730-21watchprog-ntop19:33:327
1163821360,2sleep03041799cyclictest00:11:030
852421350,3sleep63042699cyclictest23:18:216
304269913333,61cyclictest0-21swapper/621:23:376
304269913321,43cyclictest0-21swapper/600:13:006
304179913316,41cyclictest0-21swapper/020:07:440
304179913212,57cyclictest0-21swapper/022:24:000
1437621320,2sleep43042499cyclictest20:20:474
429521300,2sleep63042699cyclictest20:33:316
30417991307,77cyclictest0-21swapper/019:12:100
1310221300,1sleep03041799cyclictest19:45:260
1310221300,1sleep03041799cyclictest19:45:260
1864721270,0sleep40-21swapper/420:40:184
1864721270,0sleep40-21swapper/420:40:184
2317021260,0sleep30-21swapper/320:59:563
125321260,0sleep60-21swapper/623:28:306
304269912522,42cyclictest0-21swapper/623:58:346
304279912112,79cyclictest3730-21watchprog-ntop22:58:437
304259911933,74cyclictest3730-21watchprog-ntop22:04:455
30417991190,99cyclictest11-21rcu_preempt21:49:160
699421180,0sleep60-21swapper/600:21:596
304269911738,38cyclictest0-21swapper/622:09:346
304269911716,64cyclictest0-21swapper/623:43:366
304179911525,41cyclictest0-21swapper/023:19:020
304179911511,38cyclictest0-21swapper/019:42:370
304179911439,37cyclictest0-21swapper/020:28:020
249721140,2sleep13042199cyclictest21:31:591
249721140,2sleep13042199cyclictest21:31:591
304259911327,43cyclictest0-21swapper/521:53:325
304279911131,16cyclictest0-21swapper/720:28:357
304279911129,25cyclictest0-21swapper/723:08:217
304279911112,34cyclictest0-21swapper/700:25:497
2158221090,1sleep421577-21chk_conn_tcp00:02:174
304279910815,12cyclictest0-21swapper/722:13:507
304279910810,36cyclictest0-21swapper/723:36:407
30426991089,17cyclictest0-21swapper/623:07:486
30426991078,60cyclictest0-21swapper/620:54:456
30417991052,55cyclictest188850irq/25-eth022:19:110
304259910423,65cyclictest3730-21watchprog-ntop23:31:515
941521030,0sleep70-21swapper/720:35:247
304269910335,9cyclictest3730-21watchprog-ntop23:11:016
304179910323,1cyclictest0-21swapper/023:53:140
304179910322,39cyclictest0-21swapper/000:18:520
304179910226,55cyclictest0-21swapper/022:12:460
304279910119,20cyclictest0-21swapper/722:43:147
304179910123,42cyclictest14900-21chk_conn_tcp22:41:370
30427991000,48cyclictest16165-21chk_conn_tcp21:23:057
304269910023,39cyclictest0-21swapper/619:36:456
30427999816,40cyclictest14342-21chk_conn_tcp23:21:427
30427999716,43cyclictest0-21swapper/723:25:587
30427999710,23cyclictest0-21swapper/721:33:467
30427999710,23cyclictest0-21swapper/721:33:467
30417999717,24cyclictest188850irq/25-eth023:38:480
3042599960,46cyclictest0-21swapper/522:18:395
30417999654,25cyclictest3730-21watchprog-ntop19:50:380
30417999630,23cyclictest13-21rcuc/023:14:130
30417999616,59cyclictest0-21swapper/022:58:110
30417999611,43cyclictest3730-21watchprog-ntop22:51:150
30425999432,5cyclictest0-21swapper/523:09:255
30417999432,26cyclictest4673-21chk_conn_tcp19:32:280
30417999431,1cyclictest188850irq/25-eth021:05:270
30426999336,28cyclictest0-21swapper/621:26:176
30426999334,38cyclictest0-21swapper/622:49:386
30425999313,19cyclictest14226-21chk_conn_tcp22:28:485
30417999339,1cyclictest3730-21watchprog-ntop23:30:470
30427999223,0cyclictest0-21swapper/721:44:597
30417999236,19cyclictest3730-21watchprog-ntop20:46:120
30417999221,30cyclictest9-21ksoftirqd/023:39:520
30427999117,40cyclictest0-21swapper/721:05:597
30426999123,23cyclictest16495-21chk_conn_tcp22:37:536
30426999112,15cyclictest0-21swapper/621:56:126
3042599910,35cyclictest0-21swapper/520:44:045
3042699909,48cyclictest0-21swapper/623:03:326
30417999027,1cyclictest0-21swapper/022:32:320
30417999019,59cyclictest3730-21watchprog-ntop23:55:540
30427998911,20cyclictest0-21swapper/720:18:577
105112890,0sleep60-21swapper/621:48:236
3042799880,1cyclictest0-21swapper/720:32:517
30426998825,60cyclictest3730-21watchprog-ntop23:37:126
30422998831,13cyclictest0-21swapper/200:19:572
30417998830,4cyclictest0-21swapper/019:14:180
30422998733,12cyclictest0-21swapper/200:27:252
30417998711,0cyclictest0-21swapper/021:00:380
30427998620,5cyclictest0-21swapper/723:56:587
30427998611,42cyclictest0-21swapper/723:02:287
3042299869,57cyclictest12311-21ssh23:45:132
30417998623,40cyclictest0-21swapper/023:12:370
126262860,0sleep20-21swapper/222:14:232
30427998532,23cyclictest3730-21watchprog-ntop19:15:547
30426998537,34cyclictest16165-21chk_conn_tcp22:54:276
30422998514,55cyclictest0-21swapper/223:26:312
30417998514,37cyclictest3730-21watchprog-ntop22:35:450
297632850,0sleep10-21swapper/123:26:331
3042799840,21cyclictest0-21swapper/722:19:437
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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