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2025-12-08 - 15:48
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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 highest latencies:
System rackbslot6.osadl.org (updated Mon Dec 08, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3106821790,4sleep32693399cyclictest11:16:583
177391990,33ptp4l401ktimersoftd/308:23:283
185512720,2sleep00-21swapper/013:38:190
185512720,2sleep00-21swapper/013:38:190
26929996912,24cyclictest21081-21expr11:06:412
2692999640,26cyclictest32131-21ssh13:53:452
265242644,9sleep00-21swapper/008:22:390
2692999611,22cyclictest24090-21ssh12:27:332
2692999601,26cyclictest12996-21ssh11:36:252
2692999600,26cyclictest28616-21ssh11:53:242
2692999600,26cyclictest15244-21ssh13:35:442
2692999591,25cyclictest1254-21awk08:36:442
2692999590,25cyclictest5299-21ssh12:05:052
2692999590,25cyclictest25630-21cat13:46:492
2692999590,21cyclictest9703-21seq13:28:402
130172590,2sleep00-21swapper/010:06:500
2692999581,24cyclictest31839-21unixbench_singl08:31:512
2692999581,24cyclictest28140-21ssh10:34:472
2692999581,24cyclictest14558-21sh10:57:262
2692999581,22cyclictest6798-21ssh11:26:572
2692999581,21cyclictest10713-21ssh10:53:282
2692999580,32cyclictest1967-21ssh13:20:332
2692999580,25cyclictest23032-21ssh13:43:332
2692999580,22cyclictest20911-21diskmemload12:38:252
26933995724,8cyclictest41-21ksoftirqd/310:16:573
2692999571,26cyclictest4384-21chrt12:43:212
2692999571,23cyclictest20307-21sed09:16:422
2692999571,22cyclictest23136-21grep13:06:432
2692999570,24cyclictest30236-21ssh13:15:052
2692999570,23cyclictest12571-21sh12:13:042
2692999570,22cyclictest29972-21ssh11:16:462
2692999570,22cyclictest16397-21/usr/sbin/munin10:16:392
22142570,2sleep10-21swapper/112:41:431
26933995624,10cyclictest41-21ksoftirqd/313:26:513
2692999561,27cyclictest8535-21ssh12:08:052
26929995610,23cyclictest30359-21open_files09:36:462
2692999560,24cyclictest5246-21ssh13:23:472
2692999560,22cyclictest20911-21diskmemload12:35:372
2692999560,21cyclictest18812-21ssh11:02:572
2692999560,20cyclictest27063-21fw_packets09:31:402
2692999560,20cyclictest13248-21missed_timers09:01:442
26921995623,7cyclictest25-21ksoftirqd/109:36:251
2691699560,19cyclictest1277-21cat13:56:310
2691699560,12cyclictest21639-21munin-run09:21:250
26933995522,8cyclictest41-21ksoftirqd/311:21:483
2692999551,22cyclictest24671-21sh11:49:132
2692999551,22cyclictest24671-21sh11:49:132
2692999550,25cyclictest15923-21chrt11:38:332
2692999550,24cyclictest28178-21sh11:15:062
2692999550,23cyclictest7465-21ssh10:49:182
2692999550,23cyclictest20911-21diskmemload12:16:322
2692999550,23cyclictest18510-21sh13:38:142
2692999550,23cyclictest18510-21sh13:38:142
2692999550,23cyclictest16980-21sh12:58:342
2692999550,22cyclictest200992chrt12:22:092
2692999550,22cyclictest13839-21ssh12:56:002
2692999550,21cyclictest217852chrt13:04:572
151802550,2sleep00-21swapper/010:11:470
26933995423,8cyclictest41-21ksoftirqd/311:41:453
26933995423,5cyclictest41-21ksoftirqd/312:46:453
2692999541,21cyclictest3756-21ssh11:23:482
2691699549,11cyclictest8029-21grep12:06:590
36242530,2sleep20-21swapper/208:41:452
26933995324,8cyclictest41-21ksoftirqd/312:36:293
26933995322,8cyclictest41-21ksoftirqd/312:16:463
2692999530,31cyclictest2998-21taskset10:43:212
2692999530,23cyclictest31681-21taskset10:38:552
2692999530,22cyclictest324-21sh11:58:272
2691699530,17cyclictest0-21swapper/010:56:270
2691699530,13cyclictest2846-21unixbench_multi11:21:590
26933995223,8cyclictest41-21ksoftirqd/310:31:423
26933995223,4cyclictest41-21ksoftirqd/309:31:243
26933995221,7cyclictest41-21ksoftirqd/308:46:413
26933995221,5cyclictest41-21ksoftirqd/310:41:413
26921995224,4cyclictest25-21ksoftirqd/113:16:291
2691699520,19cyclictest0-21swapper/013:31:380
2691699520,18cyclictest0-21swapper/012:42:050
2691699520,17cyclictest20911-21diskmemload12:24:420
26933995123,9cyclictest41-21ksoftirqd/313:44:253
26933995122,8cyclictest41-21ksoftirqd/312:41:293
26933995122,5cyclictest41-21ksoftirqd/310:31:013
26933995122,5cyclictest41-21ksoftirqd/308:31:403
26933995122,4cyclictest41-21ksoftirqd/311:01:273
2692999510,21cyclictest20174-21sensors10:21:492
26921995129,3cyclictest25-21ksoftirqd/109:11:241
26921995123,5cyclictest25-21ksoftirqd/111:41:271
26921995123,4cyclictest25-21ksoftirqd/111:31:481
26921995118,8cyclictest25-21ksoftirqd/108:46:231
2691699519,15cyclictest24001-21latency_hist09:26:240
2691699510,19cyclictest23309-21sort11:46:580
2691699510,19cyclictest23309-21sort11:46:580
2691699510,18cyclictest0-21swapper/012:01:480
26933995023,8cyclictest41-21ksoftirqd/310:11:253
26933995023,7cyclictest41-21ksoftirqd/313:11:503
26933995023,7cyclictest41-21ksoftirqd/312:02:013
26933995022,4cyclictest41-21ksoftirqd/311:13:323
26933995020,8cyclictest41-21ksoftirqd/311:26:483
26933995020,8cyclictest41-21ksoftirqd/308:56:523
26933995020,5cyclictest41-21ksoftirqd/309:36:543
26933995019,7cyclictest41-21ksoftirqd/309:26:243
26929995014,20cyclictest21801-21hddtemp_smartct10:26:432
2692999500,22cyclictest15824-21missed_timers09:06:452
26921995017,8cyclictest25-21ksoftirqd/112:02:011
26921995016,8cyclictest25-21ksoftirqd/111:31:271
26921995015,8cyclictest25-21ksoftirqd/108:36:231
26921995012,4cyclictest25-21ksoftirqd/112:31:461
2691699500,25cyclictest0-21swapper/012:01:280
2691699500,21cyclictest0-21swapper/009:06:440
2691699500,20cyclictest0-21swapper/013:46:480
2691699500,18cyclictest0-21swapper/011:06:410
2691699500,16cyclictest2152-21ssh10:41:560
2691699500,12cyclictest5691-21tail11:26:450
2691699500,12cyclictest28587-21ssh13:12:030
2691699500,12cyclictest26197-21irqrtprio10:31:470
2691699500,12cyclictest24179-21needreboot13:06:500
2691699500,10cyclictest27585-21kernelversion09:31:430
2693399496,5cyclictest41-21ksoftirqd/313:01:433
2693399494,7cyclictest23509-21ssh11:47:003
2693399494,7cyclictest23509-21ssh11:47:003
2693399493,6cyclictest41-21ksoftirqd/312:26:443
26933994921,7cyclictest41-21ksoftirqd/309:11:403
26933994921,4cyclictest41-21ksoftirqd/308:51:353
26933994920,5cyclictest41-21ksoftirqd/311:01:573
26933994920,4cyclictest41-21ksoftirqd/311:06:443
26933994917,7cyclictest41-21ksoftirqd/312:56:453
26921994939,5cyclictest25-21ksoftirqd/110:01:391
26921994925,7cyclictest25-21ksoftirqd/113:51:311
26921994923,4cyclictest25-21ksoftirqd/113:11:291
26921994923,12cyclictest25-21ksoftirqd/113:31:301
26921994919,11cyclictest25-21ksoftirqd/110:46:581
26921994918,7cyclictest25-21ksoftirqd/113:01:461
2691699490,17cyclictest0-21swapper/011:51:460
2691699490,12cyclictest20740-21grep13:41:450
2691699490,12cyclictest19444-21latency_hist09:16:250
2691699490,12cyclictest12071-21grep12:12:030
2691699490,11cyclictest10748-21sed10:01:560
2691699490,10cyclictest8924-21latency_hist10:01:250
2693399487,7cyclictest41-21ksoftirqd/312:11:493
2693399486,5cyclictest41-21ksoftirqd/313:21:303
2693399483,7cyclictest17204-21munin-run11:41:273
26933994834,3cyclictest41-21ksoftirqd/312:26:293
26933994822,8cyclictest41-21ksoftirqd/313:31:323
26933994820,7cyclictest41-21ksoftirqd/313:06:583
26933994820,4cyclictest41-21ksoftirqd/313:36:553
26933994820,4cyclictest41-21ksoftirqd/313:36:553
26921994822,4cyclictest25-21ksoftirqd/113:52:011
26921994816,8cyclictest25-21ksoftirqd/110:31:451
26921994815,8cyclictest25-21ksoftirqd/108:51:241
2691699480,20cyclictest0-21swapper/009:36:410
2691699480,17cyclictest10331-21irqrtprio11:31:500
2691699480,12cyclictest13631-21ssh10:56:480
2691699480,12cyclictest11946-21awk09:01:240
2691699480,11cyclictest31720-21sed08:31:500
2693399476,7cyclictest41-21ksoftirqd/312:06:443
2693399473,6cyclictest41-21ksoftirqd/311:31:523
26933994722,4cyclictest41-21ksoftirqd/312:54:263
26933994722,4cyclictest41-21ksoftirqd/309:06:433
26933994720,8cyclictest41-21ksoftirqd/313:21:513
26933994720,4cyclictest41-21ksoftirqd/313:51:453
26933994720,4cyclictest41-21ksoftirqd/311:57:313
26933994719,5cyclictest41-21ksoftirqd/309:41:363
26921994735,3cyclictest25-21ksoftirqd/109:51:251
26921994720,9cyclictest25-21ksoftirqd/111:26:271
26921994719,8cyclictest25-21ksoftirqd/112:31:291
26921994713,10cyclictest25-21ksoftirqd/113:31:471
2691699470,21cyclictest0-21swapper/009:41:420
2691699470,20cyclictest0-21swapper/008:36:370
2691699470,19cyclictest702-21latency_hist11:21:270
2691699470,19cyclictest0-21swapper/012:39:370
2691699470,18cyclictest0-21swapper/010:36:400
2691699470,12cyclictest29435-21cut08:31:230
2691699470,12cyclictest26558-21wc11:11:570
2691699470,12cyclictest22341-21cstates12:26:420
2691699470,11cyclictest21005-21latency_hist10:26:260
2691699470,11cyclictest19646-21sed13:01:490
2691699470,11cyclictest17499-21cut11:01:460
2691699470,10cyclictest0-21swapper/012:21:290
2693399465,8cyclictest41-21ksoftirqd/310:46:383
2693399465,5cyclictest41-21ksoftirqd/309:31:423
26933994620,8cyclictest41-21ksoftirqd/310:36:433
26933994620,4cyclictest41-21ksoftirqd/309:16:523
26933994619,5cyclictest41-21ksoftirqd/309:56:363
2692999461,29cyclictest11181-21runrttasks10:06:192
26921994621,4cyclictest25-21ksoftirqd/109:11:431
26921994621,4cyclictest25-21ksoftirqd/108:36:531
26921994620,4cyclictest25-21ksoftirqd/112:06:571
26921994616,7cyclictest25-21ksoftirqd/112:17:041
26921994615,8cyclictest25-21ksoftirqd/111:56:451
26921994614,8cyclictest25-21ksoftirqd/112:51:301
26921994613,8cyclictest25-21ksoftirqd/111:21:261
2692199460,8cyclictest25-21ksoftirqd/111:06:271
2691699460,19cyclictest0-21swapper/013:21:530
2691699460,18cyclictest24041-21latency_hist09:26:240
2691699460,18cyclictest0-21swapper/010:50:080
2691699460,17cyclictest20911-21diskmemload12:32:480
2691699460,11cyclictest8715-21ptp4l08:51:460
2691699460,11cyclictest8503-21snmp_o5powerctl13:26:560
2691699460,11cyclictest32383-21systemctl13:16:530
2691699460,10cyclictest6815-21awk12:46:480
2693399455,7cyclictest41-21ksoftirqd/310:56:273
2693399455,5cyclictest41-21ksoftirqd/310:21:393
26933994519,4cyclictest41-21ksoftirqd/309:46:503
26933994519,3cyclictest41-21ksoftirqd/311:51:583
2692999450,29cyclictest11922-21runrttasks09:01:242
26921994536,4cyclictest25-21ksoftirqd/113:21:451
26921994523,3cyclictest25-21ksoftirqd/112:11:471
26921994520,4cyclictest25-21ksoftirqd/112:21:501
26921994520,4cyclictest25-21ksoftirqd/111:46:501
26921994520,4cyclictest25-21ksoftirqd/111:46:501
26921994519,4cyclictest25-21ksoftirqd/112:51:511
26921994515,10cyclictest25-21ksoftirqd/109:41:251
26921994514,7cyclictest25-21ksoftirqd/113:41:301
26921994514,7cyclictest25-21ksoftirqd/113:41:301
26921994513,8cyclictest25-21ksoftirqd/109:06:241
26921994512,7cyclictest25-21ksoftirqd/110:26:561
2691699454,13cyclictest7092-21cut08:51:240
2691699450,12cyclictest1651-21grep09:46:400
2691699450,11cyclictest17467-21cat10:16:480
2693399446,8cyclictest41-21ksoftirqd/313:51:253
2693399445,8cyclictest41-21ksoftirqd/312:41:503
26933994418,4cyclictest41-21ksoftirqd/310:01:433
2692999441,28cyclictest9377-21ssh12:50:132
2692999441,28cyclictest24732-21/usr/sbin/munin09:26:382
2692999441,25cyclictest1112-21chrt09:44:232
2692999440,21cyclictest19512-21runrttasks11:42:142
26921994436,4cyclictest25-21ksoftirqd/111:41:411
26921994430,4cyclictest25-21ksoftirqd/111:51:451
2692199442,11cyclictest25-21ksoftirqd/110:51:461
26921994419,4cyclictest25-21ksoftirqd/110:41:401
26921994419,4cyclictest25-21ksoftirqd/109:41:421
26921994418,4cyclictest25-21ksoftirqd/112:56:491
26921994418,4cyclictest25-21ksoftirqd/111:11:271
26921994418,4cyclictest25-21ksoftirqd/110:16:251
26921994418,4cyclictest25-21ksoftirqd/110:06:451
26921994414,10cyclictest25-21ksoftirqd/109:56:411
26921994412,5cyclictest25-21ksoftirqd/113:16:441
26921994411,9cyclictest25-21ksoftirqd/113:41:431
2691699440,17cyclictest15036-21awk12:56:480
2691699440,15cyclictest12238-21apt-get09:01:360
2691699440,11cyclictest21382-21cpuspeed_turbos10:26:390
2691699440,11cyclictest20911-21diskmemload11:41:540
2693399436,8cyclictest41-21ksoftirqd/309:51:403
2693399436,8cyclictest41-21ksoftirqd/309:51:403
2693399436,7cyclictest41-21ksoftirqd/308:26:513
2693399435,7cyclictest41-21ksoftirqd/310:11:403
2693399435,7cyclictest41-21ksoftirqd/309:01:523
2693399434,9cyclictest41-21ksoftirqd/308:36:413
26933994331,3cyclictest41-21ksoftirqd/308:41:533
26921994330,3cyclictest25-21ksoftirqd/112:36:451
26921994319,7cyclictest25-21ksoftirqd/110:21:251
26921994318,4cyclictest25-21ksoftirqd/110:36:431
26921994313,7cyclictest25-21ksoftirqd/108:31:231
26921994313,4cyclictest25-21ksoftirqd/111:01:271
26921994312,8cyclictest25-21ksoftirqd/109:21:391
26921994310,8cyclictest25-21ksoftirqd/108:51:421
2691699430,9cyclictest10520-21cstates12:51:430
2691699430,10cyclictest4230-21grep09:51:370
2691699430,10cyclictest4230-21grep09:51:370
2692999420,21cyclictest92972sleep208:53:172
2692999420,21cyclictest16053-21chrt10:15:232
26921994212,5cyclictest25-21ksoftirqd/109:31:241
26921994211,8cyclictest25-21ksoftirqd/109:16:411
26921994210,10cyclictest25-21ksoftirqd/111:11:401
2692999410,30cyclictest8670-21taskset09:59:252
2692199419,4cyclictest25-21ksoftirqd/109:56:251
2692199419,4cyclictest25-21ksoftirqd/109:56:251
26921994130,3cyclictest25-21ksoftirqd/109:01:241
26921994129,3cyclictest25-21ksoftirqd/110:21:421
26921994116,4cyclictest25-21ksoftirqd/108:26:231
2692999400,30cyclictest28509-21chrt08:26:472
2692999400,28cyclictest13709-21chrt10:10:372
26929993916,19cyclictest1679-21cpuspeed_turbos09:46:402
2691699390,10cyclictest0-21swapper/011:36:430
261112383,20sleep226152-21/usr/sbin/munin08:21:522
26929993616,17cyclictest6037-21phc2sys-jitter08:46:452
2692999360,22cyclictest23701-21chrt09:22:402
2692999340,30cyclictest6541-21latency_hist09:56:252
2692999313,21cyclictest17186-21apt-get09:11:382
2692999280,24cyclictest4479-21/usr/sbin/munin09:51:402
2691699250,13cyclictest3201-21ps08:41:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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