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2025-12-29 - 03:25
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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 all highest latencies:
System rackbslot6.osadl.org (updated Mon Dec 29, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
426321750,4sleep11735499cyclictest22:59:411
1553621630,3sleep21736299cyclictest21:59:362
1924121560,5sleep21736299cyclictest19:19:342
3273921520,5sleep31737199cyclictest00:45:593
1068911050,4ptp4l401ktimersoftd/319:18:593
106891710,1ptp4l401ktimersoftd/323:20:513
326862700,4sleep032684-21irqrtprio00:09:300
171192674,10sleep00-21swapper/019:17:280
106891670,1ptp4l401ktimersoftd/320:04:293
106891650,1ptp4l401ktimersoftd/320:39:333
112322640,4sleep311195-21ssh21:54:393
325452610,2sleep20-21swapper/221:43:462
207932610,2sleep10-21swapper/100:33:281
172262594,10sleep20-21swapper/219:18:512
106891590,1ptp4l401ktimersoftd/323:32:323
106891570,1ptp4l401ktimersoftd/321:27:333
36422550,2sleep20-21swapper/219:54:272
106891550,1ptp4l401ktimersoftd/321:51:433
291212530,5sleep31737199cyclictest22:14:393
259352520,2sleep30-21swapper/300:02:143
106891520,1ptp4l401ktimersoftd/322:06:453
17354995021,10cyclictest25-21ksoftirqd/122:20:081
106891500,1ptp4l401ktimersoftd/323:58:053
17354994921,9cyclictest25-21ksoftirqd/122:26:541
17354994920,9cyclictest25-21ksoftirqd/121:24:581
1735499484,7cyclictest15958-21chrt22:37:171
17354994820,10cyclictest25-21ksoftirqd/100:22:491
17354994719,5cyclictest25-21ksoftirqd/123:09:501
17354994719,11cyclictest25-21ksoftirqd/123:05:231
17354994719,11cyclictest25-21ksoftirqd/121:57:551
17354994620,9cyclictest25-21ksoftirqd/119:59:231
17354994619,10cyclictest25-21ksoftirqd/122:52:081
17354994619,10cyclictest25-21ksoftirqd/122:52:081
17354994610,5cyclictest25-21ksoftirqd/120:35:071
17354994517,10cyclictest25-21ksoftirqd/100:17:111
17354994418,6cyclictest25-21ksoftirqd/100:44:521
17354994418,10cyclictest25-21ksoftirqd/122:06:461
17354994417,8cyclictest25-21ksoftirqd/122:57:171
17354994417,8cyclictest25-21ksoftirqd/122:57:171
106891440,2ptp4l14205-21kworker/3:023:39:363
106891440,1ptp4l401ktimersoftd/322:23:133
1735499436,7cyclictest14288-21rm21:22:291
17354994320,11cyclictest25-21ksoftirqd/122:39:221
17354994317,9cyclictest25-21ksoftirqd/122:45:361
17354994317,9cyclictest25-21ksoftirqd/122:45:361
17354994316,10cyclictest25-21ksoftirqd/122:03:201
1735499423,6cyclictest25-21ksoftirqd/119:49:361
17354994217,9cyclictest25-21ksoftirqd/100:28:101
17354994216,9cyclictest25-21ksoftirqd/121:47:431
17354994216,10cyclictest25-21ksoftirqd/122:10:581
173572410,4sleep11735499cyclictest19:19:051
17354994114,8cyclictest25-21ksoftirqd/121:37:021
17362994033,4cyclictest33-21ksoftirqd/200:04:172
1735499403,6cyclictest25-21ksoftirqd/120:59:251
1735499403,6cyclictest25-21ksoftirqd/120:19:361
1735499402,6cyclictest25-21ksoftirqd/100:35:371
1735499402,5cyclictest25-21ksoftirqd/123:53:011
106891400,1ptp4l401ktimersoftd/323:25:313
106891400,0ptp4l401ktimersoftd/320:29:383
1735499394,4cyclictest25-21ksoftirqd/100:39:271
1735499393,5cyclictest25-21ksoftirqd/121:04:421
1735499393,5cyclictest25-21ksoftirqd/121:04:421
17354993914,10cyclictest25-21ksoftirqd/121:52:251
106891390,1ptp4l401ktimersoftd/322:14:053
106891390,1ptp4l401ktimersoftd/300:14:413
106891390,1ptp4l401ktimersoftd/300:05:353
1735499383,5cyclictest25-21ksoftirqd/119:38:151
1735499382,5cyclictest25-21ksoftirqd/122:29:121
17354993817,8cyclictest25-21ksoftirqd/121:30:421
1735499381,5cyclictest25-21ksoftirqd/122:14:101
106891380,1ptp4l401ktimersoftd/323:06:343
106891380,1ptp4l401ktimersoftd/323:00:373
106891380,1ptp4l401ktimersoftd/322:27:563
106891380,0ptp4l401ktimersoftd/322:49:223
106891380,0ptp4l401ktimersoftd/322:49:223
1735499372,5cyclictest25-21ksoftirqd/119:46:541
1735499370,6cyclictest25-21ksoftirqd/121:39:361
17348993726,6cyclictest9-21ksoftirqd/021:24:210
106891370,1ptp4l401ktimersoftd/323:44:153
106891370,1ptp4l401ktimersoftd/323:14:583
106891370,1ptp4l401ktimersoftd/322:46:303
106891370,1ptp4l401ktimersoftd/322:46:303
106891370,1ptp4l401ktimersoftd/322:42:173
106891370,1ptp4l401ktimersoftd/322:32:243
106891370,1ptp4l401ktimersoftd/321:41:183
106891370,1ptp4l401ktimersoftd/321:22:133
106891370,1ptp4l401ktimersoftd/300:13:533
106891370,0ptp4l401ktimersoftd/300:31:303
1736299363,2cyclictest121rcu_preempt21:19:392
17362993629,4cyclictest25081-21cron19:34:052
1735499362,6cyclictest25-21ksoftirqd/120:09:261
17354993619,8cyclictest25-21ksoftirqd/120:24:311
1735499361,6cyclictest25-21ksoftirqd/121:09:241
1735499361,6cyclictest25-21ksoftirqd/121:09:241
1735499361,5cyclictest25-21ksoftirqd/120:29:271
1735499360,5cyclictest25-21ksoftirqd/120:44:321
106891360,1ptp4l401ktimersoftd/321:45:413
106891360,1ptp4l401ktimersoftd/320:45:233
106891360,1ptp4l401ktimersoftd/300:43:343
106891360,1ptp4l401ktimersoftd/300:36:063
106891360,1ptp4l401ktimersoftd/300:28:283
106891360,1ptp4l401ktimersoftd/300:21:533
106891360,0ptp4l401ktimersoftd/322:36:273
17354993519,7cyclictest25-21ksoftirqd/119:21:371
17354993518,8cyclictest25-21ksoftirqd/120:14:331
106891350,1ptp4l401ktimersoftd/323:36:133
106891350,1ptp4l401ktimersoftd/320:49:283
106891350,0ptp4l401ktimersoftd/323:49:183
17354993417,8cyclictest25-21ksoftirqd/119:29:191
1735499341,6cyclictest25-21ksoftirqd/123:20:391
1735499341,6cyclictest25-21ksoftirqd/119:54:311
1735499341,5cyclictest25-21ksoftirqd/120:42:111
1735499340,6cyclictest25-21ksoftirqd/119:44:061
1735499340,5cyclictest25-21ksoftirqd/120:04:241
106891340,2ptp4l1189-21kworker/3:123:11:353
1735499333,6cyclictest25-21ksoftirqd/123:57:261
1735499330,5cyclictest25-21ksoftirqd/119:24:091
106891330,1ptp4l401ktimersoftd/321:16:213
106891330,1ptp4l401ktimersoftd/319:39:263
106891330,0ptp4l401ktimersoftd/321:32:553
1735499324,6cyclictest25-21ksoftirqd/100:09:431
1735499321,4cyclictest25-21ksoftirqd/123:41:441
1735499320,5cyclictest25-21ksoftirqd/120:50:581
106891320,2ptp4l28044-21kworker/3:221:06:513
106891320,2ptp4l28044-21kworker/3:221:06:513
106891320,2ptp4l28044-21kworker/3:220:27:553
106891320,1ptp4l401ktimersoftd/319:54:263
106891320,1ptp4l401ktimersoftd/319:19:253
106891320,0ptp4l401ktimersoftd/319:25:073
1735499311,5cyclictest25-21ksoftirqd/123:38:421
106891310,1ptp4l401ktimersoftd/320:22:033
286632300,2sleep00-21swapper/023:29:110
265822300,1sleep00-21swapper/021:35:370
1735499300,5cyclictest25-21ksoftirqd/123:25:391
17348993024,3cyclictest9-21ksoftirqd/022:38:130
1735499293,8cyclictest25-21ksoftirqd/100:08:021
1735499293,6cyclictest25-21ksoftirqd/123:48:281
17354992913,9cyclictest28993-21apt-get23:29:261
106891290,0ptp4l401ktimersoftd/320:14:063
17362992821,4cyclictest33-21ksoftirqd/223:55:432
17362992821,4cyclictest33-21ksoftirqd/220:13:022
1734899283,14cyclictest2412-21ssh22:59:200
17348992821,4cyclictest9-21ksoftirqd/020:19:070
106891280,0ptp4l401ktimersoftd/321:37:013
106891280,0ptp4l401ktimersoftd/319:47:193
17362992722,3cyclictest33-21ksoftirqd/222:09:362
17362992721,3cyclictest33-21ksoftirqd/222:43:082
17362992721,3cyclictest33-21ksoftirqd/219:39:152
17362992720,4cyclictest33-21ksoftirqd/220:20:442
17362992720,4cyclictest33-21ksoftirqd/220:06:552
1735499275,9cyclictest25-21ksoftirqd/100:01:121
1735499270,7cyclictest25-21ksoftirqd/123:15:551
1735499270,6cyclictest25-21ksoftirqd/121:15:021
17348992722,3cyclictest9-21ksoftirqd/023:09:100
17348992721,3cyclictest9-21ksoftirqd/023:39:290
106891270,0ptp4l401ktimersoftd/320:17:143
106891270,0ptp4l401ktimersoftd/319:33:043
17371992620,4cyclictest41-21ksoftirqd/320:00:343
1736299264,13cyclictest27100-21ssh21:36:392
17362992621,3cyclictest33-21ksoftirqd/200:37:322
17362992619,4cyclictest33-21ksoftirqd/221:10:502
17362992619,4cyclictest33-21ksoftirqd/221:10:502
17362992616,6cyclictest0-21swapper/200:39:262
17348992621,3cyclictest9-21ksoftirqd/022:44:290
17348992621,3cyclictest9-21ksoftirqd/022:44:290
17348992620,3cyclictest9-21ksoftirqd/023:30:040
106891260,1ptp4l401ktimersoftd/322:00:283
106891260,0ptp4l401ktimersoftd/319:50:253
1736299257,7cyclictest19508-21idleruntime-cro21:29:082
17362992519,4cyclictest33-21ksoftirqd/223:20:262
17362992519,3cyclictest33-21ksoftirqd/221:56:182
17362992519,3cyclictest33-21ksoftirqd/200:02:132
17362992518,4cyclictest33-21ksoftirqd/221:47:322
17362992518,4cyclictest33-21ksoftirqd/220:40:482
17362992518,4cyclictest33-21ksoftirqd/220:03:102
17362992518,4cyclictest33-21ksoftirqd/219:53:022
17362992518,4cyclictest33-21ksoftirqd/219:47:082
17362992518,4cyclictest33-21ksoftirqd/219:37:412
17354992518,4cyclictest25-21ksoftirqd/120:56:281
1734899253,12cyclictest14110-21ssh21:59:230
17348992520,3cyclictest9-21ksoftirqd/022:50:540
17348992520,3cyclictest9-21ksoftirqd/022:50:540
17348992520,3cyclictest9-21ksoftirqd/021:54:330
17348992520,3cyclictest9-21ksoftirqd/021:04:210
17348992520,3cyclictest9-21ksoftirqd/021:04:210
17348992518,4cyclictest9-21ksoftirqd/019:50:310
17348992512,6cyclictest101ktimersoftd/000:24:240
17348992511,7cyclictest18538-21ssh23:54:270
106891250,1ptp4l401ktimersoftd/321:00:293
106891250,1ptp4l401ktimersoftd/320:36:003
17362992419,3cyclictest33-21ksoftirqd/222:49:032
17362992419,3cyclictest33-21ksoftirqd/222:49:032
17362992418,3cyclictest33-21ksoftirqd/221:32:422
17362992417,4cyclictest33-21ksoftirqd/220:54:122
17362992417,4cyclictest33-21ksoftirqd/220:17:472
17362992416,5cyclictest28621-21tail22:14:312
17348992419,3cyclictest9-21ksoftirqd/019:55:370
17348992418,4cyclictest9-21ksoftirqd/020:48:480
17348992418,4cyclictest9-21ksoftirqd/020:02:120
17348992418,3cyclictest9-21ksoftirqd/021:47:380
17348992418,3cyclictest9-21ksoftirqd/021:21:440
17348992418,3cyclictest9-21ksoftirqd/021:02:100
17348992418,3cyclictest9-21ksoftirqd/020:31:100
17348992418,3cyclictest9-21ksoftirqd/019:29:230
17348992418,3cyclictest9-21ksoftirqd/019:27:510
17348992417,4cyclictest9-21ksoftirqd/019:47:220
17348992416,5cyclictest4771-21irqrtprio22:24:290
121232240,4sleep21736299cyclictest23:45:552
106891240,1ptp4l401ktimersoftd/322:54:233
106891240,1ptp4l401ktimersoftd/322:54:233
106891240,1ptp4l401ktimersoftd/321:09:353
106891240,1ptp4l401ktimersoftd/321:09:353
106891240,1ptp4l401ktimersoftd/319:34:103
106891240,0ptp4l401ktimersoftd/320:54:523
64162230,3sleep21736299cyclictest21:49:292
1736299234,16cyclictest18787-21head20:24:392
17362992317,3cyclictest33-21ksoftirqd/219:28:002
17362992316,4cyclictest33-21ksoftirqd/221:03:002
17348992318,3cyclictest9-21ksoftirqd/023:19:260
17348992318,3cyclictest9-21ksoftirqd/022:04:280
17348992318,3cyclictest9-21ksoftirqd/019:36:340
17348992318,2cyclictest9-21ksoftirqd/000:08:530
17348992317,4cyclictest9-21ksoftirqd/019:39:480
17362992216,4cyclictest33-21ksoftirqd/220:44:532
17362992216,3cyclictest33-21ksoftirqd/222:53:162
17362992216,3cyclictest33-21ksoftirqd/222:53:162
17348992217,3cyclictest9-21ksoftirqd/023:54:080
17348992217,3cyclictest9-21ksoftirqd/021:29:380
17348992216,3cyclictest9-21ksoftirqd/020:21:010
17348992216,3cyclictest9-21ksoftirqd/019:24:050
17348992216,3cyclictest1876-21cron00:49:130
17348992215,4cyclictest9-21ksoftirqd/020:58:360
17348992215,4cyclictest6375-21grep21:09:240
17348992215,4cyclictest6375-21grep21:09:240
1734899220,4cyclictest32544-21ssh21:43:460
17362992116,3cyclictest33-21ksoftirqd/200:32:052
17362992116,3cyclictest33-21ksoftirqd/200:20:562
1736299211,5cyclictest30805-21users23:29:432
17362992114,4cyclictest33-21ksoftirqd/220:51:272
17362992111,7cyclictest6052-21irqrtprio23:39:342
1734899211,6cyclictest10686-21diskmemload00:29:400
17348992116,3cyclictest9-21ksoftirqd/023:46:240
17348992116,3cyclictest9-21ksoftirqd/021:49:270
17348992115,3cyclictest9-21ksoftirqd/020:41:420
17348992115,3cyclictest9-21ksoftirqd/020:28:170
17348992114,4cyclictest9074-21gltestperf21:14:280
17348992114,4cyclictest18832-21wc22:39:380
17348992114,4cyclictest10141-21grep00:19:430
17362992015,3cyclictest33-21ksoftirqd/223:01:552
17362992014,4cyclictest33-21ksoftirqd/223:37:202
17362992014,4cyclictest33-21ksoftirqd/220:36:462
17362992013,4cyclictest26314-21unixbench_singl23:24:402
17362992013,4cyclictest21154-21timerandwakeup20:29:382
17362992013,4cyclictest2109-21sh00:11:262
17362992013,4cyclictest17759-21sh23:14:572
17362992013,4cyclictest15953-21sh22:37:172
17362992013,4cyclictest15377-21sh00:26:232
17362992013,4cyclictest14593-21gltestperf23:49:292
1734899209,8cyclictest29977-21latency_hist00:44:130
17348992014,4cyclictest9-21ksoftirqd/020:07:050
17348992014,3cyclictest9-21ksoftirqd/020:09:540
17348992014,3cyclictest2233-21sort22:59:110
17348992014,3cyclictest2233-21sort22:59:110
17348992014,3cyclictest17832-21sh23:15:070
17348992013,4cyclictest9-21ksoftirqd/020:50:370
17348992013,4cyclictest1777-21sh22:20:130
1736299197,3cyclictest5680-21sh00:14:462
17362991914,3cyclictest33-21ksoftirqd/222:07:482
17362991913,3cyclictest7725-21sh22:28:272
17362991913,3cyclictest6931-21cpuspeed_turbos23:04:292
17362991913,3cyclictest33-21ksoftirqd/221:05:562
17362991913,3cyclictest33-21ksoftirqd/221:05:562
17362991913,3cyclictest2247-21sh22:21:112
17362991912,4cyclictest30885-21basename00:44:332
17362991912,4cyclictest10288-21users22:29:392
17348991913,3cyclictest9-21ksoftirqd/022:10:180
17348991912,4cyclictest9-21ksoftirqd/020:37:480
17348991912,4cyclictest10686-21diskmemload23:34:460
17348991912,4cyclictest10686-21diskmemload23:09:170
1734899191,15cyclictest4359-21sort00:14:290
1734899191,12cyclictest64-21kswapd000:34:250
1734899190,3cyclictest22742-21chrt23:59:140
17362991812,4cyclictest9144-21if_enp1s021:14:292
17362991812,4cyclictest12149-21irqrtprio23:09:332
17362991812,3cyclictest30997-21idleruntime22:54:282
17362991812,3cyclictest30997-21idleruntime22:54:282
17348991811,4cyclictest27733-21expr22:14:240
17348991712,3cyclictest8762-21df_inode22:29:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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