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2026-06-26 - 11:27
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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 Fri Jun 26, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911350,8ptp4l401ktimersoftd/320:53:343
106891710,1ptp4l401ktimersoftd/302:20:583
106891710,1ptp4l401ktimersoftd/302:11:153
230312700,2sleep30-21swapper/302:02:233
106891680,1ptp4l401ktimersoftd/322:59:183
276012670,2sleep30-21swapper/301:33:373
87432645,10sleep00-21swapper/020:55:590
277172640,4sleep3401ktimersoftd/323:55:203
78752600,2sleep20-21swapper/200:40:562
265892580,3sleep0111rcuc/001:33:180
106891570,1ptp4l401ktimersoftd/323:43:443
106891570,1ptp4l401ktimersoftd/301:18:433
233612560,5sleep223364-21fschecks_time22:33:292
218522560,1sleep20-21swapper/223:49:052
291292540,2sleep20-21swapper/221:38:252
106891540,2ptp4l3437-21kworker/3:200:19:273
147792530,2sleep00-21swapper/002:26:410
134402520,3sleep10-21swapper/123:41:291
96492500,2sleep30-21swapper/301:14:543
96492500,2sleep30-21swapper/301:14:543
106891490,1ptp4l401ktimersoftd/300:50:203
902899487,6cyclictest33-21ksoftirqd/223:23:362
9028994824,10cyclictest33-21ksoftirqd/221:48:122
9028994824,10cyclictest33-21ksoftirqd/221:48:122
902899478,7cyclictest33-21ksoftirqd/200:43:402
902899468,7cyclictest33-21ksoftirqd/221:13:312
902899467,7cyclictest33-21ksoftirqd/201:28:322
29342460,2sleep20-21swapper/201:08:352
9028994524,10cyclictest33-21ksoftirqd/200:23:352
9028994523,9cyclictest33-21ksoftirqd/201:38:352
9028994520,9cyclictest33-21ksoftirqd/202:11:202
9028994422,10cyclictest33-21ksoftirqd/200:48:292
9028994420,10cyclictest33-21ksoftirqd/201:23:452
106891440,1ptp4l401ktimersoftd/323:28:233
106891440,1ptp4l401ktimersoftd/300:13:083
106891440,10ptp4l401ktimersoftd/301:45:533
106891440,0ptp4l401ktimersoftd/301:07:503
9028994320,8cyclictest33-21ksoftirqd/200:08:362
9028994316,10cyclictest33-21ksoftirqd/200:32:332
106891430,1ptp4l401ktimersoftd/300:05:453
902899426,7cyclictest33-21ksoftirqd/201:43:302
902899424,7cyclictest33-21ksoftirqd/223:36:102
902899424,7cyclictest33-21ksoftirqd/223:36:102
902899423,6cyclictest33-21ksoftirqd/200:15:152
9028994218,9cyclictest33-21ksoftirqd/223:03:242
902899417,6cyclictest33-21ksoftirqd/201:01:132
902899414,6cyclictest33-21ksoftirqd/222:43:312
902899413,7cyclictest321ktimersoftd/222:01:172
902899413,6cyclictest33-21ksoftirqd/200:57:082
9028994118,9cyclictest33-21ksoftirqd/223:45:092
9023994131,5cyclictest25-21ksoftirqd/123:23:281
902899406,7cyclictest33-21ksoftirqd/202:18:462
902899403,7cyclictest33-21ksoftirqd/223:22:262
902899403,7cyclictest33-21ksoftirqd/202:03:442
902899403,6cyclictest0-21swapper/201:56:242
9028994035,2cyclictest311rcuc/201:03:232
9028994014,10cyclictest33-21ksoftirqd/222:53:332
106891400,0ptp4l401ktimersoftd/322:27:573
902899396,6cyclictest33-21ksoftirqd/223:12:522
902899395,7cyclictest33-21ksoftirqd/221:33:242
902899393,6cyclictest33-21ksoftirqd/201:15:422
902899393,6cyclictest33-21ksoftirqd/201:15:422
902899393,5cyclictest0-21swapper/222:48:152
902899393,5cyclictest0-21swapper/201:49:282
9028993920,9cyclictest33-21ksoftirqd/200:37:482
9028993916,8cyclictest33-21ksoftirqd/221:28:332
9028993915,8cyclictest33-21ksoftirqd/200:18:352
106891390,1ptp4l401ktimersoftd/300:57:063
902899385,6cyclictest33-21ksoftirqd/221:23:312
902899384,7cyclictest0-21swapper/201:34:332
902899384,10cyclictest33-21ksoftirqd/223:54:532
9028993833,3cyclictest33-21ksoftirqd/200:08:152
9028993820,8cyclictest33-21ksoftirqd/223:29:372
9028993819,10cyclictest33-21ksoftirqd/223:13:272
106891380,5ptp4l401ktimersoftd/323:15:203
106891380,1ptp4l401ktimersoftd/323:35:413
106891380,1ptp4l401ktimersoftd/323:35:413
106891380,1ptp4l401ktimersoftd/323:08:463
106891380,1ptp4l401ktimersoftd/321:58:403
106891380,1ptp4l401ktimersoftd/302:15:293
902899377,7cyclictest33-21ksoftirqd/202:23:382
902899376,7cyclictest33-21ksoftirqd/221:03:222
902899374,6cyclictest33-21ksoftirqd/201:20:572
9028993733,2cyclictest311rcuc/223:58:402
9028993716,9cyclictest33-21ksoftirqd/220:58:312
106891370,1ptp4l401ktimersoftd/323:06:383
106891370,1ptp4l401ktimersoftd/321:03:113
106891370,1ptp4l401ktimersoftd/301:42:353
106891370,1ptp4l401ktimersoftd/301:12:313
106891370,1ptp4l401ktimersoftd/300:39:543
106891370,1ptp4l401ktimersoftd/300:28:093
106891370,0ptp4l401ktimersoftd/300:17:393
902899364,7cyclictest33-21ksoftirqd/222:23:432
902899364,6cyclictest33-21ksoftirqd/202:15:592
902899363,7cyclictest33-21ksoftirqd/202:00:322
9028993611,11cyclictest33-21ksoftirqd/222:58:252
875023614,10sleep20-21swapper/220:56:052
106891360,1ptp4l401ktimersoftd/323:51:483
106891360,1ptp4l401ktimersoftd/322:43:373
106891360,1ptp4l401ktimersoftd/321:13:263
106891360,1ptp4l401ktimersoftd/301:48:573
106891360,1ptp4l401ktimersoftd/300:35:453
106891360,0ptp4l401ktimersoftd/323:58:463
902899354,9cyclictest33-21ksoftirqd/223:40:032
902899353,8cyclictest33-21ksoftirqd/221:13:122
106891350,1ptp4l401ktimersoftd/301:28:343
9028993430,2cyclictest311rcuc/221:51:522
9028993430,2cyclictest311rcuc/221:51:522
9023993428,4cyclictest25-21ksoftirqd/101:08:281
106891340,12ptp4l401ktimersoftd/301:55:523
106891340,0ptp4l401ktimersoftd/321:43:153
106891340,0ptp4l401ktimersoftd/321:43:153
9028993329,2cyclictest311rcuc/222:15:002
902899332,8cyclictest20491-21strings21:18:312
201542330,3sleep125-21ksoftirqd/121:18:291
106891330,2ptp4l3437-21kworker/3:222:39:353
106891330,1ptp4l401ktimersoftd/321:05:103
106891330,1ptp4l401ktimersoftd/300:47:033
902899325,7cyclictest33-21ksoftirqd/222:08:242
902899324,8cyclictest33-21ksoftirqd/222:28:332
9028993227,3cyclictest33-21ksoftirqd/222:43:142
9023993226,3cyclictest25-21ksoftirqd/122:18:261
106891320,1ptp4l401ktimersoftd/323:26:543
106891320,1ptp4l401ktimersoftd/322:21:413
106891320,1ptp4l401ktimersoftd/301:01:203
106891320,0ptp4l401ktimersoftd/323:42:273
902899314,7cyclictest33-21ksoftirqd/221:53:412
9028993126,3cyclictest33-21ksoftirqd/222:03:292
106891310,1ptp4l401ktimersoftd/322:53:443
106891310,1ptp4l401ktimersoftd/322:34:133
106891310,1ptp4l401ktimersoftd/322:11:213
106891310,1ptp4l401ktimersoftd/322:06:063
106891310,1ptp4l401ktimersoftd/321:40:563
106891310,1ptp4l401ktimersoftd/302:24:523
106891310,0ptp4l401ktimersoftd/300:28:493
9023993025,3cyclictest25-21ksoftirqd/101:08:161
9017993024,3cyclictest9-21ksoftirqd/000:28:160
106891300,9ptp4l401ktimersoftd/323:19:083
106891300,1ptp4l401ktimersoftd/322:51:263
106891300,1ptp4l401ktimersoftd/321:38:033
106891300,1ptp4l401ktimersoftd/321:12:383
9023992925,3cyclictest25-21ksoftirqd/101:48:421
9023992924,3cyclictest25-21ksoftirqd/121:53:301
9023992924,3cyclictest25-21ksoftirqd/121:43:121
9023992923,3cyclictest25-21ksoftirqd/102:03:311
9023992923,3cyclictest25-21ksoftirqd/101:43:301
9023992923,3cyclictest25-21ksoftirqd/101:13:361
9023992923,3cyclictest25-21ksoftirqd/101:13:361
9023992923,3cyclictest25-21ksoftirqd/100:03:151
9023992922,4cyclictest25-21ksoftirqd/122:48:301
9017992924,3cyclictest9-21ksoftirqd/001:48:420
86202296,9sleep10-21swapper/120:54:231
250062291,4sleep125213-21df23:53:311
9023992823,3cyclictest25-21ksoftirqd/123:48:341
9023992823,3cyclictest25-21ksoftirqd/100:28:161
9023992822,3cyclictest25-21ksoftirqd/100:58:171
9017992822,3cyclictest9-21ksoftirqd/023:38:310
106891280,1ptp4l401ktimersoftd/321:51:423
106891280,1ptp4l401ktimersoftd/321:51:423
106891280,1ptp4l401ktimersoftd/301:28:103
106891280,0ptp4l401ktimersoftd/321:21:173
9028992723,2cyclictest311rcuc/222:22:382
9023992722,3cyclictest25-21ksoftirqd/123:28:261
9023992722,3cyclictest25-21ksoftirqd/123:08:131
9023992721,3cyclictest25-21ksoftirqd/123:13:271
9023992720,5cyclictest25-21ksoftirqd/100:13:421
9017992722,3cyclictest9-21ksoftirqd/023:44:500
9017992722,3cyclictest9-21ksoftirqd/023:13:370
9017992722,3cyclictest9-21ksoftirqd/000:48:160
9017992722,3cyclictest9-21ksoftirqd/000:13:150
9017992721,4cyclictest9-21ksoftirqd/023:53:410
9017992721,3cyclictest9-21ksoftirqd/000:03:350
9017992720,4cyclictest9-21ksoftirqd/022:28:450
9017992720,4cyclictest14599-21tail22:13:320
182682270,2sleep10-21swapper/101:23:391
9035992613,4cyclictest26982-21sh02:05:443
9023992621,3cyclictest25-21ksoftirqd/121:13:231
9023992621,3cyclictest25-21ksoftirqd/101:33:421
9023992621,3cyclictest25-21ksoftirqd/100:43:341
9023992621,3cyclictest25-21ksoftirqd/100:28:311
9023992620,4cyclictest25-21ksoftirqd/123:33:341
9023992620,4cyclictest25-21ksoftirqd/123:33:341
9023992620,3cyclictest21318-21grep00:53:471
9023992619,4cyclictest25-21ksoftirqd/102:13:321
9017992621,3cyclictest9-21ksoftirqd/022:48:140
9017992621,3cyclictest9-21ksoftirqd/022:23:270
9017992621,3cyclictest9-21ksoftirqd/002:13:300
9017992621,3cyclictest9-21ksoftirqd/001:03:300
9017992620,3cyclictest9-21ksoftirqd/001:08:350
9017992617,6cyclictest9-21ksoftirqd/021:58:250
106891260,1ptp4l401ktimersoftd/321:23:293
9035992520,3cyclictest41-21ksoftirqd/321:55:243
9023992520,3cyclictest25-21ksoftirqd/122:28:131
9023992520,3cyclictest25-21ksoftirqd/121:28:241
9023992520,3cyclictest25-21ksoftirqd/102:18:391
9023992520,3cyclictest25-21ksoftirqd/101:53:381
9023992520,3cyclictest25-21ksoftirqd/100:48:271
9023992520,3cyclictest25-21ksoftirqd/100:38:171
9023992519,3cyclictest25-21ksoftirqd/122:03:311
9023992519,3cyclictest25-21ksoftirqd/100:08:351
902399251,17cyclictest27996-21timerandwakeup21:33:381
901799257,16cyclictest0-21swapper/001:33:400
9017992520,3cyclictest9-21ksoftirqd/023:28:240
9017992520,3cyclictest9-21ksoftirqd/000:28:330
9017992519,3cyclictest9-21ksoftirqd/023:33:280
9017992519,3cyclictest9-21ksoftirqd/023:33:280
9017992519,3cyclictest9-21ksoftirqd/022:50:040
9017992519,3cyclictest9-21ksoftirqd/022:03:480
9017992519,3cyclictest9-21ksoftirqd/021:28:240
9017992519,3cyclictest9-21ksoftirqd/021:07:160
9017992519,3cyclictest9-21ksoftirqd/002:18:370
9017992518,5cyclictest9-21ksoftirqd/021:42:370
9017992518,4cyclictest9-21ksoftirqd/021:18:520
106891250,1ptp4l401ktimersoftd/322:15:233
106891250,1ptp4l401ktimersoftd/321:30:153
9023992419,3cyclictest25-21ksoftirqd/122:58:401
9023992419,3cyclictest25-21ksoftirqd/122:11:511
9023992419,3cyclictest25-21ksoftirqd/102:08:331
9023992419,3cyclictest25-21ksoftirqd/100:18:391
9023992418,3cyclictest25-21ksoftirqd/123:48:151
9023992418,3cyclictest25-21ksoftirqd/122:03:011
9023992418,3cyclictest25-21ksoftirqd/121:48:121
9023992418,3cyclictest25-21ksoftirqd/121:48:121
9023992416,5cyclictest25-21ksoftirqd/101:38:401
9017992419,3cyclictest9-21ksoftirqd/021:53:280
9017992419,3cyclictest9-21ksoftirqd/001:58:320
9017992419,3cyclictest9-21ksoftirqd/001:18:440
9017992418,3cyclictest9-21ksoftirqd/022:56:460
9017992418,3cyclictest9-21ksoftirqd/021:10:520
9017992417,5cyclictest9-21ksoftirqd/023:58:440
901799241,21cyclictest0-21swapper/022:33:390
106891240,1ptp4l401ktimersoftd/322:28:233
9023992318,3cyclictest25-21ksoftirqd/121:03:291
9023992318,3cyclictest25-21ksoftirqd/101:58:301
9023992317,3cyclictest25-21ksoftirqd/123:18:311
9023992316,4cyclictest25-21ksoftirqd/102:23:371
9017992318,3cyclictest9-21ksoftirqd/022:18:350
9017992318,3cyclictest9-21ksoftirqd/001:23:350
9017992317,3cyclictest9-21ksoftirqd/023:23:140
9017992317,3cyclictest9-21ksoftirqd/021:48:120
9017992317,3cyclictest9-21ksoftirqd/021:48:120
9017992317,3cyclictest9-21ksoftirqd/021:17:160
9017992317,3cyclictest9-21ksoftirqd/001:43:380
9017992316,4cyclictest9-21ksoftirqd/002:05:580
9017992316,4cyclictest22446-21sed21:23:310
902399229,2cyclictest121rcu_preempt21:13:121
9023992217,3cyclictest25-21ksoftirqd/123:08:381
9023992217,3cyclictest25-21ksoftirqd/122:53:281
9023992216,4cyclictest25-21ksoftirqd/100:03:291
9023992216,3cyclictest25-21ksoftirqd/122:34:351
9023992216,3cyclictest25-21ksoftirqd/121:48:131
9023992216,3cyclictest25-21ksoftirqd/121:48:131
9023992216,3cyclictest25-21ksoftirqd/100:38:381
9023992215,4cyclictest29352-21unixbench_multi22:43:411
9023992215,4cyclictest20957-21grep22:28:271
9023992214,5cyclictest47050irq/101-ens3-Tx01:28:291
9023992213,3cyclictest25-21ksoftirqd/101:18:291
902399221,18cyclictest22273-21head21:23:291
9017992218,3cyclictest9-21ksoftirqd/000:58:360
9017992217,3cyclictest9-21ksoftirqd/001:53:470
9017992216,3cyclictest9-21ksoftirqd/022:11:570
9017992216,3cyclictest9-21ksoftirqd/020:59:170
9017992215,4cyclictest8976-21unixbench_singl01:13:470
9017992215,4cyclictest8976-21unixbench_singl01:13:470
9017992214,4cyclictest9-21ksoftirqd/023:05:070
9023992116,3cyclictest25-21ksoftirqd/122:38:281
9023992111,7cyclictest9382-21cpuspeed_turbos20:58:231
9017992116,3cyclictest9-21ksoftirqd/023:48:270
9017992115,3cyclictest12114-21/usr/sbin/munin00:13:320
901799210,18cyclictest3898-21needreboot22:58:350
9023992014,3cyclictest25-21ksoftirqd/122:16:181
9017992015,3cyclictest9-21ksoftirqd/002:13:180
9017992014,4cyclictest873-21sed00:33:360
9017992014,3cyclictest9-21ksoftirqd/022:41:260
9017992014,3cyclictest9-21ksoftirqd/021:36:380
9017992013,4cyclictest31615-21acpi01:38:270
9017992013,4cyclictest30134-21sh23:24:510
9017992013,4cyclictest2363-21diskmemload00:18:310
9017991914,3cyclictest9-21ksoftirqd/000:53:330
9017991912,4cyclictest2363-21diskmemload00:39:590
9017991912,4cyclictest15296-21irqrtprio00:48:340
901799191,16cyclictest1673-21apt-get21:48:240
901799191,16cyclictest1673-21apt-get21:48:240
9017991812,3cyclictest14346-21cat23:08:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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