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2026-03-28 - 21:50
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackbslot4.osadl.org (updated Sat Mar 28, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13770996132,24cyclictest37-21ksoftirqd/311:08:063
1375699604,50cyclictest0-21swapper/108:15:491
1377099585,46cyclictest0-21swapper/309:24:573
1377099574,30cyclictest0-21swapper/310:47:463
1377099565,45cyclictest0-21swapper/309:40:473
13770995645,6cyclictest37-21ksoftirqd/310:23:073
1377099564,7cyclictest0-21swapper/311:29:543
1377099564,46cyclictest0-21swapper/310:38:373
1377099555,5cyclictest0-21swapper/309:09:383
1377099555,44cyclictest0-21swapper/310:56:183
1377099554,45cyclictest0-21swapper/308:16:573
1377099554,44cyclictest0-21swapper/308:48:483
1377099552,47cyclictest16613-21irqstats10:08:263
13770995511,39cyclictest0-21swapper/310:33:253
1377099547,41cyclictest0-21swapper/311:14:253
132282549,16sleep30-21swapper/306:09:463
132282549,16sleep30-21swapper/306:09:463
1377099536,42cyclictest0-21swapper/308:58:083
1377099534,44cyclictest0-21swapper/308:36:473
1377099533,45cyclictest0-21swapper/309:44:003
1375699534,43cyclictest0-21swapper/109:50:171
1377099524,42cyclictest0-21swapper/309:16:073
1377099524,42cyclictest0-21swapper/307:23:223
1377099523,7cyclictest0-21swapper/309:18:473
1377099523,43cyclictest0-21swapper/310:59:003
1377099522,44cyclictest6291-21/usr/sbin/munin07:18:223
1376399524,41cyclictest0-21swapper/211:22:532
1376399524,41cyclictest0-21swapper/209:34:332
1376399524,41cyclictest0-21swapper/209:34:332
1375699528,38cyclictest0-21swapper/109:38:141
1375699524,41cyclictest0-21swapper/110:23:561
1375699524,41cyclictest0-21swapper/110:23:561
1377099514,40cyclictest0-21swapper/306:58:403
1377099513,41cyclictest0-21swapper/311:08:553
1377099513,41cyclictest0-21swapper/311:08:553
1377099513,23cyclictest0-21swapper/309:03:083
13770995110,35cyclictest0-21swapper/308:39:313
1376399514,41cyclictest0-21swapper/208:56:282
1376399512,43cyclictest4227-21rm09:52:502
1375699515,39cyclictest0-21swapper/106:38:251
1375699514,42cyclictest0-21swapper/110:10:131
1375699514,41cyclictest0-21swapper/111:11:551
1375699514,41cyclictest0-21swapper/111:11:551
1375699514,40cyclictest0-21swapper/109:35:571
1375699514,40cyclictest0-21swapper/109:35:571
1375699513,42cyclictest26421-21sshd08:10:201
1375299515,40cyclictest0-21swapper/009:13:580
1377099509,6cyclictest26664-21diskmemload09:38:083
1377099509,6cyclictest26664-21diskmemload09:38:083
1377099505,39cyclictest0-21swapper/308:08:363
1377099504,40cyclictest0-21swapper/311:41:143
1377099504,40cyclictest0-21swapper/309:48:353
1377099504,40cyclictest0-21swapper/306:48:213
1377099504,39cyclictest0-21swapper/307:48:373
1376399504,39cyclictest0-21swapper/209:27:592
1376399503,41cyclictest0-21swapper/210:08:342
1375699509,36cyclictest0-21swapper/111:35:071
1375699503,42cyclictest0-21swapper/110:01:231
1375299504,40cyclictest0-21swapper/010:18:260
1377099496,37cyclictest0-21swapper/310:24:253
1377099496,37cyclictest0-21swapper/310:24:253
1377099496,37cyclictest0-21swapper/310:03:573
1377099496,37cyclictest0-21swapper/308:18:493
1377099495,39cyclictest0-21swapper/307:13:113
1377099494,39cyclictest0-21swapper/311:27:023
1377099494,39cyclictest0-21swapper/310:14:043
1377099494,39cyclictest0-21swapper/308:03:363
1377099494,38cyclictest0-21swapper/309:04:483
1377099494,22cyclictest0-21swapper/307:47:313
1377099494,22cyclictest0-21swapper/307:47:313
1377099493,40cyclictest0-21swapper/310:02:563
1377099492,42cyclictest981-21ssh10:30:163
13770994911,5cyclictest0-21swapper/308:28:043
1376399495,37cyclictest0-21swapper/210:03:292
1376399493,41cyclictest0-21swapper/210:46:312
1376399493,40cyclictest0-21swapper/210:14:492
1376399493,39cyclictest0-21swapper/211:34:142
1376399493,39cyclictest0-21swapper/209:32:472
1376399493,39cyclictest0-21swapper/209:32:472
13763994911,5cyclictest0-21swapper/209:16:242
13763994911,32cyclictest0-21swapper/208:32:042
1375699494,39cyclictest0-21swapper/111:20:211
1375699494,39cyclictest0-21swapper/110:39:121
1375699494,39cyclictest0-21swapper/109:54:331
1375699494,39cyclictest0-21swapper/109:04:081
1375699494,38cyclictest0-21swapper/111:31:341
1375699494,38cyclictest0-21swapper/110:30:251
13756994912,31cyclictest0-21swapper/108:49:501
13756994911,5cyclictest0-21swapper/108:24:271
1377099487,34cyclictest0-21swapper/307:33:363
1377099486,37cyclictest0-21swapper/311:35:413
1377099486,37cyclictest0-21swapper/310:50:353
1377099485,38cyclictest0-21swapper/306:33:223
1377099484,39cyclictest0-21swapper/308:48:103
1377099484,39cyclictest0-21swapper/308:48:103
1377099484,38cyclictest0-21swapper/307:28:293
1377099484,38cyclictest0-21swapper/306:28:343
1377099483,39cyclictest0-21swapper/308:30:583
1377099483,39cyclictest0-21swapper/307:58:353
13770994812,30cyclictest4479-21wget07:13:243
1376399488,34cyclictest0-21swapper/211:30:072
1376399488,34cyclictest0-21swapper/211:05:352
1376399488,34cyclictest0-21swapper/209:09:382
1376399484,38cyclictest0-21swapper/211:23:222
1376399484,38cyclictest0-21swapper/211:08:372
1376399484,38cyclictest0-21swapper/211:08:372
1376399484,38cyclictest0-21swapper/208:15:022
1376399484,37cyclictest0-21swapper/210:55:542
1376399484,37cyclictest0-21swapper/209:58:432
1376399484,37cyclictest0-21swapper/209:43:492
1376399484,37cyclictest0-21swapper/208:49:202
1376399484,37cyclictest0-21swapper/208:24:062
13763994810,32cyclictest0-21swapper/211:13:182
13763994810,32cyclictest0-21swapper/208:44:492
13763994810,32cyclictest0-21swapper/208:44:492
1375699484,9cyclictest0-21swapper/111:23:351
1375699484,6cyclictest0-21swapper/111:06:451
1375699484,39cyclictest0-21swapper/111:42:371
1375699484,39cyclictest0-21swapper/110:18:461
1375699484,38cyclictest0-21swapper/110:06:051
1375699484,38cyclictest0-21swapper/108:30:281
1375699484,38cyclictest0-21swapper/108:21:381
1375699484,18cyclictest0-21swapper/108:56:401
1375699483,40cyclictest0-21swapper/111:00:451
1375699483,39cyclictest0-21swapper/109:09:281
13756994812,31cyclictest0-21swapper/106:48:201
1375299488,34cyclictest0-21swapper/009:29:440
1375299488,34cyclictest0-21swapper/009:29:440
1375299484,38cyclictest0-21swapper/011:06:160
1375299484,37cyclictest0-21swapper/009:10:440
1375299484,19cyclictest0-21swapper/008:24:540
13752994811,6cyclictest0-21swapper/009:57:060
1377099475,36cyclictest29340-21aten_rbpower_cu06:53:233
1377099474,37cyclictest0-21swapper/311:18:123
13770994733,10cyclictest0-21swapper/309:31:373
13770994733,10cyclictest0-21swapper/309:31:373
1377099473,38cyclictest0-21swapper/306:13:313
1377099473,38cyclictest0-21swapper/306:13:313
1376399477,34cyclictest0-21swapper/210:58:532
1376399475,10cyclictest0-21swapper/210:28:382
1376399474,38cyclictest0-21swapper/210:48:222
1376399474,37cyclictest0-21swapper/210:35:222
1376399474,37cyclictest0-21swapper/210:21:502
1376399474,37cyclictest0-21swapper/209:20:062
1376399474,37cyclictest0-21swapper/209:03:292
1376399474,37cyclictest0-21swapper/208:40:142
1376399474,37cyclictest0-21swapper/208:18:302
1376399474,36cyclictest0-21swapper/209:54:042
1376399474,36cyclictest0-21swapper/209:38:432
1376399474,36cyclictest0-21swapper/208:34:132
1376399473,15cyclictest0-21swapper/209:00:292
13763994710,9cyclictest0-21swapper/211:38:342
1375699474,38cyclictest0-21swapper/110:36:141
1375699474,37cyclictest0-21swapper/111:14:001
1375699474,37cyclictest0-21swapper/109:28:331
1375699474,37cyclictest0-21swapper/109:28:331
1375699474,37cyclictest0-21swapper/109:25:291
1375699474,37cyclictest0-21swapper/108:46:321
1375699474,37cyclictest0-21swapper/108:46:321
1375699474,37cyclictest0-21swapper/108:41:171
1375699474,37cyclictest0-21swapper/108:34:371
13756994733,10cyclictest0-21swapper/110:44:151
13756994712,30cyclictest0-21swapper/109:19:111
13756994711,5cyclictest0-21swapper/109:00:421
1375299475,37cyclictest0-21swapper/008:39:430
1375299474,37cyclictest0-21swapper/010:15:590
1375299474,37cyclictest0-21swapper/009:27:100
1375299474,37cyclictest0-21swapper/008:20:070
1377099464,37cyclictest0-21swapper/306:38:513
1377099464,36cyclictest0-21swapper/309:53:483
1377099463,9cyclictest0-21swapper/307:38:413
1377099463,6cyclictest0-21swapper/307:03:233
1377099463,37cyclictest0-21swapper/307:53:213
1377099463,37cyclictest0-21swapper/306:43:213
1376399469,31cyclictest0-21swapper/210:25:342
1376399469,31cyclictest0-21swapper/210:25:342
1376399464,37cyclictest0-21swapper/207:43:322
1376399464,37cyclictest0-21swapper/207:43:322
1376399464,36cyclictest0-21swapper/210:42:462
1376399464,36cyclictest0-21swapper/206:28:122
1376399463,37cyclictest0-21swapper/207:09:042
1375699464,37cyclictest0-21swapper/110:53:171
1375699464,37cyclictest0-21swapper/110:49:421
1375699464,36cyclictest0-21swapper/110:14:161
1375699464,36cyclictest0-21swapper/109:43:101
1375699464,36cyclictest0-21swapper/106:23:291
1375699464,19cyclictest0-21swapper/109:16:581
1375699463,10cyclictest0-21swapper/107:08:331
1375299464,37cyclictest0-21swapper/008:33:570
1375299464,36cyclictest0-21swapper/010:34:580
1375299463,8cyclictest0-21swapper/006:43:510
292272453,8sleep00-21swapper/010:24:300
292272453,8sleep00-21swapper/010:24:300
211352453,7sleep00-21swapper/010:57:510
1377099454,36cyclictest0-21swapper/306:18:393
1376399453,37cyclictest0-21swapper/207:03:392
1376399453,36cyclictest0-21swapper/206:28:432
1376399453,36cyclictest0-21swapper/206:15:472
1376399453,36cyclictest0-21swapper/206:15:472
1375699454,35cyclictest0-21swapper/106:23:121
1375699453,8cyclictest627-21snmpd06:33:271
1375299454,35cyclictest0-21swapper/010:05:150
1377099443,36cyclictest0-21swapper/306:28:113
1376399444,35cyclictest0-21swapper/206:18:392
1375699445,33cyclictest0-21swapper/106:43:221
1375699443,36cyclictest0-21swapper/107:18:431
1375699443,11cyclictest0-21swapper/106:59:241
1375299445,7cyclictest0-21swapper/008:33:010
1375299444,33cyclictest0-21swapper/010:47:430
222642433,8sleep00-21swapper/008:48:590
1376399433,8cyclictest0-21swapper/206:50:242
1376399433,34cyclictest0-21swapper/207:13:272
13756994331,8cyclictest0-21swapper/107:27:101
1375699433,35cyclictest0-21swapper/106:29:081
1375299434,33cyclictest0-21swapper/009:00:000
296262423,7sleep00-21swapper/008:16:230
14112423,8sleep00-21swapper/010:31:100
1376399423,34cyclictest0-21swapper/207:18:302
1375299422,35cyclictest554-21dbus-daemon09:53:070
238422413,8sleep00-21swapper/011:00:320
187782413,8sleep00-21swapper/008:44:320
187782413,8sleep00-21swapper/008:44:320
1376399412,7cyclictest382-21systemd-journal06:57:192
1376399412,34cyclictest27277-21latency_hist06:48:112
1375699413,34cyclictest0-21swapper/106:16:421
1375699413,34cyclictest0-21swapper/106:16:421
1375699413,33cyclictest0-21swapper/107:07:361
1375299413,34cyclictest0-21swapper/007:07:040
1375299413,33cyclictest0-21swapper/007:12:040
308572393,7sleep00-21swapper/006:56:550
288862393,6sleep00-21swapper/009:42:360
158562393,6sleep00-21swapper/010:49:380
1376399392,7cyclictest31184-21/usr/sbin/munin06:58:432
1375299393,31cyclictest0-21swapper/008:53:260
75632383,7sleep00-21swapper/007:18:440
287652383,7sleep00-21swapper/006:49:150
234592383,7sleep00-21swapper/009:34:070
234592383,7sleep00-21swapper/009:34:070
1375299384,29cyclictest0-21swapper/007:34:110
1375299384,28cyclictest0-21swapper/011:25:230
1338623812,19sleep00-21swapper/006:11:400
1338623812,19sleep00-21swapper/006:11:400
1313723812,17sleep20-21swapper/206:08:412
1313723812,17sleep20-21swapper/206:08:412
263102373,7sleep00-21swapper/008:08:580
227212373,8sleep00-21swapper/008:01:010
206702373,7sleep20-21swapper/207:53:512
186392361,29sleep218719-21unixbench_singl07:48:402
1375699364,28cyclictest0-21swapper/107:28:141
1375299363,28cyclictest0-21swapper/011:30:430
13752993624,8cyclictest17053-21grep11:33:360
1334023614,16sleep10-21swapper/106:11:051
1334023614,16sleep10-21swapper/106:11:051
253242353,8sleep00-21swapper/006:42:510
245552353,7sleep20-21swapper/208:05:222
13763993523,7cyclictest8590-21idleruntime07:23:272
1375299354,25cyclictest0-21swapper/009:43:110
1375299353,8cyclictest0-21swapper/007:15:550
13752993522,7cyclictest30458-21sh11:08:360
13752993522,7cyclictest30458-21sh11:08:360
209122343,7sleep00-21swapper/007:56:470
13763993423,7cyclictest13116-21unixbench_singl07:33:422
13763993420,8cyclictest24401-21tail06:38:322
13756993422,7cyclictest18708-21grep07:48:401
1375299344,26cyclictest0-21swapper/011:39:580
1375299343,26cyclictest0-21swapper/010:11:240
13752993421,8cyclictest9200-21grep09:58:290
245892333,6sleep10-21swapper/108:05:491
13756993322,7cyclictest12253-21cut07:33:261
1375299334,24cyclictest0-21swapper/007:44:330
1375299334,24cyclictest0-21swapper/007:44:330
1375299333,5cyclictest0-21swapper/006:58:400
1375299333,25cyclictest0-21swapper/009:03:210
1375299333,24cyclictest0-21swapper/009:18:310
13752993320,8cyclictest531-21wget11:13:150
1375299324,23cyclictest0-21swapper/010:38:480
1375299324,22cyclictest0-21swapper/007:28:240
1375299324,21cyclictest0-21swapper/007:23:240
1375299324,20cyclictest0-21swapper/006:18:270
1376399314,21cyclictest0-21swapper/208:08:222
1376399314,19cyclictest0-21swapper/207:58:272
13763993117,9cyclictest15019-21sed07:38:412
1375699313,24cyclictest0-21swapper/107:38:291
13756993120,7cyclictest29854-21cat06:53:311
1376399304,21cyclictest0-21swapper/206:33:342
13763993018,7cyclictest10191-21df_inode07:28:202
13756993018,7cyclictest21668-21hwlatdetect07:58:271
1375299304,23cyclictest0-21swapper/011:19:380
1375299304,19cyclictest0-21swapper/008:03:220
1375699294,20cyclictest0-21swapper/107:17:291
13756992919,6cyclictest16135-21iostat07:43:271
13756992919,6cyclictest16135-21iostat07:43:271
1375299293,23cyclictest0-21swapper/007:38:330
13752992918,7cyclictest22201-21fschecks_time06:33:280
13752992918,6cyclictest18519-21hwlatdetect06:23:280
13756992816,7cyclictest20195-21wc07:53:351
1375299284,19cyclictest0-21swapper/006:28:240
1375299283,20cyclictest0-21swapper/007:48:270
13752992816,7cyclictest15503-21sed06:13:420
13752992816,7cyclictest15503-21sed06:13:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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