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2023-06-05 - 02:59

x86 Intel Atom E3845 @1915 MHz, Linux 4.19.37-rt20 (Profile)

Latency plot of system in rack #b, slot #6
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 Jun 05, 2023 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1522911670,5ptp4l391rcuc/319:59:273
1520921100,5sleep015212-21latency_hist21:09:590
152291810,1ptp4l391rcuc/320:35:333
152291780,1ptp4l391rcuc/320:04:593
152291760,1ptp4l391rcuc/320:45:303
152291750,2ptp4l391rcuc/301:17:423
152291750,1ptp4l391rcuc/322:30:373
152291740,1ptp4l391rcuc/323:02:093
152291740,1ptp4l391rcuc/322:50:063
152291740,1ptp4l391rcuc/322:46:413
152291740,1ptp4l391rcuc/301:27:353
152291740,1ptp4l391rcuc/300:55:473
152291730,3ptp4l391rcuc/322:24:583
152291730,2ptp4l391rcuc/300:45:033
152291730,1ptp4l391rcuc/323:35:393
152291720,1ptp4l391rcuc/323:51:573
152291720,1ptp4l391rcuc/323:45:323
152291720,1ptp4l391rcuc/322:43:103
152291720,1ptp4l391rcuc/300:50:383
152291710,2ptp4l391rcuc/322:09:393
152291710,2ptp4l391rcuc/320:10:303
152291710,1ptp4l391rcuc/322:14:483
152291710,1ptp4l391rcuc/321:30:213
152291710,1ptp4l391rcuc/301:01:303
152291700,2ptp4l391rcuc/321:10:243
152291700,1ptp4l391rcuc/323:55:293
152291700,1ptp4l391rcuc/323:40:263
152291700,1ptp4l391rcuc/320:50:303
152291700,1ptp4l391rcuc/300:08:083
152291690,2ptp4l391rcuc/300:45:453
152291690,1ptp4l391rcuc/321:20:213
152291680,1ptp4l391rcuc/300:26:223
152291680,1ptp4l391rcuc/300:01:363
152291670,1ptp4l391rcuc/320:20:433
152291660,1ptp4l391rcuc/322:39:573
319552650,2sleep20-21swapper/223:45:432
152291650,1ptp4l391rcuc/323:18:303
304962640,4sleep31372299cyclictest00:22:453
152291630,1ptp4l391rcuc/322:02:323
152291620,2ptp4l391rcuc/300:34:423
152291610,1ptp4l391rcuc/323:13:323
152291610,1ptp4l391rcuc/323:09:173
152291610,1ptp4l391rcuc/321:50:303
152291610,1ptp4l391rcuc/301:21:573
152291600,1ptp4l391rcuc/300:36:433
98412590,1sleep10-21swapper/122:40:421
152291590,1ptp4l391rcuc/323:30:253
152291590,1ptp4l391rcuc/322:55:303
152291590,1ptp4l391rcuc/322:18:343
152291590,1ptp4l391rcuc/301:12:203
152291590,1ptp4l391rcuc/300:13:423
152291580,1ptp4l391rcuc/322:00:003
152291580,1ptp4l391rcuc/322:00:003
152291580,1ptp4l391rcuc/320:40:363
152291570,1ptp4l391rcuc/322:28:213
152291570,1ptp4l391rcuc/321:45:343
152291560,1ptp4l391rcuc/320:30:213
11322560,4sleep0101ktimersoftd/001:05:060
152291550,1ptp4l391rcuc/323:20:453
152291550,1ptp4l391rcuc/300:17:413
152291540,1ptp4l391rcuc/321:05:403
152291540,1ptp4l391rcuc/320:56:153
152291530,1ptp4l391rcuc/321:18:593
152291530,1ptp4l391rcuc/321:03:203
152291530,1ptp4l391rcuc/320:25:103
152291520,1ptp4l391rcuc/321:26:313
152291510,1ptp4l391rcuc/321:36:183
152291500,1ptp4l391rcuc/323:29:423
152291500,1ptp4l391rcuc/320:16:423
152291490,5ptp4l1372299cyclictest21:40:373
321332470,1sleep00-21swapper/020:35:310
13713994434,6cyclictest33-21ksoftirqd/221:40:222
13713994335,5cyclictest33-21ksoftirqd/201:20:302
13713993928,6cyclictest33-21ksoftirqd/200:25:252
13713993828,6cyclictest33-21ksoftirqd/223:20:262
13713993826,6cyclictest33-21ksoftirqd/222:15:252
13713993726,6cyclictest33-21ksoftirqd/221:15:182
13713993623,7cyclictest33-21ksoftirqd/223:10:252
13713993623,6cyclictest33-21ksoftirqd/222:30:222
13713993530,3cyclictest33-21ksoftirqd/222:50:012
13713993422,6cyclictest33-21ksoftirqd/220:05:202
1300623412,9sleep10-21swapper/119:55:401
152291330,1ptp4l391rcuc/301:05:543
13713993326,3cyclictest33-21ksoftirqd/200:00:022
1371399330,30cyclictest3250-21cron20:44:582
125482336,13sleep00-21swapper/019:55:310
184792320,5sleep0101ktimersoftd/021:15:250
13713993227,3cyclictest33-21ksoftirqd/200:40:042
13713993226,3cyclictest33-21ksoftirqd/200:55:052
13713993221,5cyclictest33-21ksoftirqd/221:50:182
13713993220,6cyclictest33-21ksoftirqd/221:25:192
13702993221,9cyclictest9-21ksoftirqd/023:20:350
13713993125,3cyclictest33-21ksoftirqd/222:30:012
13702993126,3cyclictest9-21ksoftirqd/022:10:000
13713993019,9cyclictest33-21ksoftirqd/220:15:312
13709993025,3cyclictest25-21ksoftirqd/122:10:001
13702993025,3cyclictest9-21ksoftirqd/022:40:010
13713992923,3cyclictest33-21ksoftirqd/200:50:052
13713992922,4cyclictest21489-21sh23:35:022
13713992919,8cyclictest33-21ksoftirqd/201:17:422
1371399291,3cyclictest121rcu_preempt22:50:282
13702992924,3cyclictest9-21ksoftirqd/020:29:580
13702992923,4cyclictest9-21ksoftirqd/022:55:230
13713992823,3cyclictest33-21ksoftirqd/223:15:292
13713992823,3cyclictest33-21ksoftirqd/222:10:002
13713992823,3cyclictest33-21ksoftirqd/220:29:582
13713992823,3cyclictest33-21ksoftirqd/200:16:352
13713992822,3cyclictest33-21ksoftirqd/221:55:222
13713992822,3cyclictest33-21ksoftirqd/221:55:222
13713992822,3cyclictest33-21ksoftirqd/201:15:042
13713992822,3cyclictest33-21ksoftirqd/200:25:042
1371399280,2cyclictest121rcu_preempt23:04:442
13709992822,3cyclictest25-21ksoftirqd/121:55:001
13702992823,3cyclictest9-21ksoftirqd/023:45:350
13702992823,3cyclictest11304-21kworker/0:021:49:590
13702992822,3cyclictest9-21ksoftirqd/022:15:340
13702992822,3cyclictest9-21ksoftirqd/021:29:590
13702992822,3cyclictest9-21ksoftirqd/020:24:580
13702992822,3cyclictest9-21ksoftirqd/000:15:320
13702992815,10cyclictest9-21ksoftirqd/000:55:330
1370299281,2cyclictest0-21swapper/023:50:320
115122285,10sleep20-21swapper/219:55:212
159462270,2sleep10-21swapper/100:44:071
13713992722,3cyclictest33-21ksoftirqd/223:50:442
13713992722,3cyclictest33-21ksoftirqd/223:05:362
13713992722,3cyclictest33-21ksoftirqd/220:55:392
13713992722,3cyclictest33-21ksoftirqd/200:10:322
13713992721,3cyclictest33-21ksoftirqd/222:40:402
13713992721,3cyclictest33-21ksoftirqd/220:49:582
13713992720,4cyclictest33-21ksoftirqd/220:33:002
13709992722,3cyclictest25-21ksoftirqd/122:40:011
13709992722,3cyclictest25-21ksoftirqd/122:25:321
13709992722,3cyclictest25-21ksoftirqd/122:00:001
13709992722,3cyclictest25-21ksoftirqd/122:00:001
13709992722,3cyclictest25-21ksoftirqd/121:29:591
13709992722,3cyclictest25-21ksoftirqd/100:15:041
13709992721,3cyclictest25-21ksoftirqd/122:23:541
13709992721,3cyclictest25-21ksoftirqd/121:15:251
13709992721,3cyclictest25-21ksoftirqd/120:00:221
13709992720,4cyclictest25-21ksoftirqd/100:20:301
13709992720,4cyclictest25-21ksoftirqd/100:00:301
13702992721,4cyclictest9-21ksoftirqd/001:15:590
13702992721,3cyclictest9-21ksoftirqd/001:15:040
13702992720,4cyclictest9-21ksoftirqd/021:34:360
13702992720,4cyclictest9-21ksoftirqd/000:00:300
13702992719,5cyclictest9-21ksoftirqd/020:13:150
276352261,20sleep227798-21grep21:35:282
166812260,3sleep1241ktimersoftd/122:10:341
13713992621,3cyclictest33-21ksoftirqd/200:40:282
13713992621,3cyclictest33-21ksoftirqd/200:00:382
13713992620,4cyclictest33-21ksoftirqd/223:25:422
13713992620,3cyclictest33-21ksoftirqd/200:30:322
13713992619,4cyclictest33-21ksoftirqd/221:22:342
13713992619,4cyclictest33-21ksoftirqd/220:00:362
13713992617,6cyclictest33-21ksoftirqd/222:00:442
13713992614,9cyclictest33-21ksoftirqd/201:00:442
13709992621,3cyclictest25-21ksoftirqd/123:45:351
13709992621,3cyclictest25-21ksoftirqd/101:15:041
13709992621,3cyclictest25-21ksoftirqd/100:59:591
13709992620,3cyclictest25-21ksoftirqd/100:55:051
13709992619,4cyclictest25-21ksoftirqd/120:44:031
13702992622,2cyclictest9-21ksoftirqd/023:55:280
13702992621,3cyclictest9-21ksoftirqd/020:30:280
13702992621,3cyclictest9-21ksoftirqd/000:50:040
13702992620,4cyclictest9-21ksoftirqd/000:40:280
13702992620,3cyclictest9-21ksoftirqd/023:18:350
13702992620,3cyclictest9-21ksoftirqd/020:55:220
3160622518,3sleep09-21ksoftirqd/023:07:440
152291250,1ptp4l401ktimersoftd/320:00:373
13713992520,3cyclictest33-21ksoftirqd/222:55:282
13713992520,3cyclictest33-21ksoftirqd/221:10:212
13709992520,3cyclictest25-21ksoftirqd/123:36:421
13709992520,3cyclictest25-21ksoftirqd/123:15:011
13709992520,3cyclictest25-21ksoftirqd/122:48:431
13709992520,3cyclictest25-21ksoftirqd/122:30:241
13709992520,3cyclictest25-21ksoftirqd/121:40:401
13709992520,3cyclictest25-21ksoftirqd/120:35:311
13709992520,3cyclictest25-21ksoftirqd/120:25:191
13709992520,3cyclictest25-21ksoftirqd/101:05:391
13709992520,3cyclictest25-21ksoftirqd/100:10:301
13709992519,4cyclictest25-21ksoftirqd/120:51:131
13709992519,3cyclictest25-21ksoftirqd/123:55:491
13709992519,3cyclictest25-21ksoftirqd/123:50:241
13709992519,3cyclictest25-21ksoftirqd/101:20:511
13709992519,3cyclictest25-21ksoftirqd/100:45:331
13709992518,5cyclictest25-21ksoftirqd/120:20:341
13709992518,4cyclictest25-21ksoftirqd/121:21:281
13709992516,6cyclictest17690-21awk23:30:241
13702992520,3cyclictest9-21ksoftirqd/020:40:230
13702992520,3cyclictest9-21ksoftirqd/001:20:160
13702992520,3cyclictest9-21ksoftirqd/000:34:340
13702992520,3cyclictest9-21ksoftirqd/000:15:030
13702992519,4cyclictest9-21ksoftirqd/022:04:150
13702992518,4cyclictest9-21ksoftirqd/022:50:440
13702992518,4cyclictest9-21ksoftirqd/021:54:360
13702992518,4cyclictest9-21ksoftirqd/021:02:160
13702992518,4cyclictest14084-21tr20:00:230
315162240,5sleep0101ktimersoftd/022:29:080
13713992419,3cyclictest33-21ksoftirqd/223:40:362
13713992419,3cyclictest33-21ksoftirqd/223:35:302
13713992419,3cyclictest33-21ksoftirqd/222:20:012
13713992419,3cyclictest33-21ksoftirqd/222:10:272
13713992419,3cyclictest33-21ksoftirqd/220:54:592
13713992419,3cyclictest33-21ksoftirqd/220:39:592
13713992419,3cyclictest33-21ksoftirqd/220:10:322
13713992419,3cyclictest33-21ksoftirqd/201:25:512
13713992418,3cyclictest33-21ksoftirqd/200:05:372
13713992416,5cyclictest11114-21tail21:00:262
13709992419,3cyclictest25-21ksoftirqd/123:20:361
13709992419,3cyclictest25-21ksoftirqd/123:15:311
13709992419,3cyclictest25-21ksoftirqd/122:20:001
13709992418,4cyclictest25-21ksoftirqd/122:00:271
13709992418,3cyclictest25-21ksoftirqd/120:17:571
13709992418,3cyclictest25-21ksoftirqd/120:10:261
13709992415,7cyclictest25-21ksoftirqd/123:40:411
13702992419,3cyclictest9-21ksoftirqd/023:35:330
13702992419,3cyclictest9-21ksoftirqd/023:10:460
13702992419,3cyclictest9-21ksoftirqd/021:55:240
13702992419,3cyclictest9-21ksoftirqd/021:55:240
13702992419,3cyclictest9-21ksoftirqd/020:05:380
13702992418,4cyclictest9-21ksoftirqd/023:30:320
13702992418,4cyclictest9-21ksoftirqd/020:18:570
13702992417,4cyclictest9-21ksoftirqd/020:49:000
13702992416,3cyclictest9-21ksoftirqd/020:50:190
13713992316,4cyclictest33-21ksoftirqd/220:22:242
13709992318,3cyclictest25-21ksoftirqd/122:50:271
13709992317,4cyclictest25-21ksoftirqd/121:49:271
13709992317,4cyclictest25-21ksoftirqd/120:30:501
13709992317,4cyclictest25-21ksoftirqd/100:30:251
13709992317,3cyclictest25-21ksoftirqd/123:10:021
13709992312,3cyclictest25-21ksoftirqd/123:01:351
13702992318,3cyclictest9-21ksoftirqd/001:05:040
13702992318,3cyclictest9-21ksoftirqd/000:39:090
13702992317,3cyclictest9-21ksoftirqd/021:45:000
13702992317,3cyclictest9-21ksoftirqd/000:50:340
13702992317,3cyclictest9-21ksoftirqd/000:20:300
13702992311,4cyclictest9-21ksoftirqd/022:10:360
1371399225,7cyclictest33-21ksoftirqd/200:55:322
13713992217,3cyclictest33-21ksoftirqd/221:50:002
13713992216,3cyclictest33-21ksoftirqd/221:05:432
13713992215,4cyclictest33-21ksoftirqd/222:40:012
13713992213,5cyclictest2538-21nfs4_client01:05:422
13709992217,3cyclictest25-21ksoftirqd/123:00:021
13709992217,3cyclictest25-21ksoftirqd/101:25:341
13709992217,3cyclictest25-21ksoftirqd/100:10:031
13709992216,3cyclictest25-21ksoftirqd/121:12:031
13709992215,4cyclictest9549-21smartctl00:35:411
13709992215,4cyclictest25-21ksoftirqd/121:36:141
13709992214,3cyclictest25-21ksoftirqd/100:25:351
13702992216,3cyclictest9-21ksoftirqd/023:40:410
13702992216,3cyclictest9-21ksoftirqd/021:10:250
13702992215,4cyclictest9-21ksoftirqd/023:03:490
13702992215,4cyclictest9-21ksoftirqd/021:21:520
13702992215,4cyclictest32659-21fschecks_count22:30:260
120482220,17sleep10-21swapper/121:00:381
13709992116,3cyclictest25-21ksoftirqd/121:30:271
13709992116,3cyclictest25-21ksoftirqd/120:45:231
13709992115,3cyclictest25-21ksoftirqd/120:05:151
13709992113,5cyclictest10445-21irqrtprio01:15:351
13702992117,3cyclictest9-21ksoftirqd/000:05:300
13702992116,3cyclictest9-21ksoftirqd/022:45:300
13702992115,3cyclictest9-21ksoftirqd/022:20:010
1370299211,13cyclictest121rcu_preempt00:28:340
13713992015,3cyclictest25099-21tr21:30:212
1370999202,16cyclictest18766-21kworker/1:001:01:301
13709992015,3cyclictest25-21ksoftirqd/123:25:281
13709992014,3cyclictest25-21ksoftirqd/121:05:321
13702992014,3cyclictest9-21ksoftirqd/021:35:040
13702992014,3cyclictest9-21ksoftirqd/001:29:200
13702992013,4cyclictest14387-21missed_timers23:25:370
13702991912,4cyclictest8775-21if_enp1s0.122:40:290
1370999189,3cyclictest25-21ksoftirqd/120:55:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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