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2025-12-04 - 15:08
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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 792 highest latencies:
System rackbslot4.osadl.org (updated Thu Dec 04, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3110399752,67cyclictest8994-21ssh03:39:243
3110399742,66cyclictest31181-21/usr/sbin/munin02:18:563
3110399733,65cyclictest32488-21ssh03:25:503
3110399703,61cyclictest17625-21missed_timers04:43:493
31103997012,52cyclictest0-21swapper/306:06:243
3110399693,59cyclictest30252-21ssh03:23:223
3110399692,61cyclictest12417-21/usr/sbin/munin01:29:023
3110399682,60cyclictest2541-21/usr/sbin/munin02:29:013
3110399682,60cyclictest20176-21cpu03:58:413
3110399682,59cyclictest654-21/usr/sbin/munin02:24:033
3110399682,30cyclictest19931-21/usr/sbin/munin01:49:013
3110399676,55cyclictest0-21swapper/306:18:543
3110399673,58cyclictest2701-21/usr/sbin/munin05:58:573
3110399673,58cyclictest15982-21ntpq02:58:523
3110399673,29cyclictest29083-21idleruntime-cro02:13:313
3110399672,58cyclictest8689-21ssh05:19:093
3110399672,58cyclictest8689-21ssh05:19:093
31103996710,51cyclictest0-21swapper/303:31:153
3110399664,56cyclictest0-21swapper/304:38:193
3110399664,55cyclictest27338-21/usr/sbin/munin04:08:513
3110399663,57cyclictest27474-21sendmail_mailqu04:58:563
3110399662,59cyclictest21806-21/usr/sbin/munin01:53:593
3110399662,58cyclictest20473-21/usr/sbin/munin05:38:483
3110399662,58cyclictest14333-21wc03:48:493
31103996611,50cyclictest0-21swapper/303:53:353
31103996610,50cyclictest5459-21ssh04:24:543
3110399658,24cyclictest0-21swapper/305:12:503
3110399654,55cyclictest0-21swapper/305:48:183
3110399654,55cyclictest0-21swapper/305:29:023
3110399654,55cyclictest0-21swapper/304:51:553
3110399654,55cyclictest0-21swapper/304:28:463
3110399654,55cyclictest0-21swapper/304:28:463
3110399653,57cyclictest0-21swapper/304:18:293
3110399653,56cyclictest23497-21/usr/sbin/munin04:03:453
3110399653,55cyclictest11713-21diskstats06:13:413
3110399652,58cyclictest25412-21runrttasks04:56:023
3110399652,57cyclictest27115-21crond03:18:303
3110399652,57cyclictest18885-21ssh05:34:493
3110399652,57cyclictest13650-21/usr/sbin/munin04:38:563
3110399652,57cyclictest10756-21df05:23:403
3110399652,56cyclictest8694-21iostat_ios06:08:453
3110399652,56cyclictest32553-21ssh05:07:493
3110399652,30cyclictest1180-21/usr/sbin/munin00:58:493
3110399645,54cyclictest0-21swapper/303:06:563
3110399644,54cyclictest0-21swapper/305:57:003
3110399643,54cyclictest27549-21if_eth205:48:443
3110399642,56cyclictest22782-21unixbench_multi03:09:023
3110399642,56cyclictest12073-21ksmtuned01:27:043
3110399642,56cyclictest12073-21ksmtuned01:27:043
3110399642,32cyclictest8671-21/usr/sbin/munin01:19:053
3110399642,32cyclictest8671-21/usr/sbin/munin01:19:053
3110399642,30cyclictest2173-21ssh04:19:433
3110399633,32cyclictest10578-21aten_rbpower_cu03:43:383
3110399632,55cyclictest6216-21ssh03:35:033
3110399632,55cyclictest6216-21ssh03:35:033
3110399632,55cyclictest19586-21ksmtuned01:47:053
3110399632,55cyclictest12817-21ntp_states02:53:553
3110399632,31cyclictest6463-21ssh05:17:043
3110399623,53cyclictest15796-21chrt01:36:483
3110399622,53cyclictest8163-21/usr/sbin/munin02:44:143
3110399622,53cyclictest25557-21/usr/sbin/munin02:04:033
3110399613,25cyclictest0-21swapper/302:03:323
3110399612,53cyclictest24342-21snmpd01:11:243
3110399604,49cyclictest0-21swapper/300:58:243
3110399602,53cyclictest11856-21latency_hist02:53:313
3110399593,51cyclictest0-21swapper/302:34:563
3108999585,46cyclictest0-21swapper/104:53:281
3110399573,49cyclictest31034-21latency_hist02:18:323
3108999575,45cyclictest0-21swapper/104:54:481
3110399563,47cyclictest0-21swapper/301:18:333
31085995622,29cyclictest10994-21tune2fs03:43:440
3110399554,46cyclictest0-21swapper/301:08:333
31096995445,5cyclictest29-21ksoftirqd/203:33:302
3109699544,45cyclictest14258-21latency_hist01:33:322
3109699544,12cyclictest0-21swapper/205:05:282
31089995411,37cyclictest18297-21/usr/sbin/munin03:54:011
3110399533,44cyclictest0-21swapper/301:39:543
3110399532,46cyclictest6275-21sshd02:38:353
3109699533,46cyclictest0-21swapper/205:29:572
3109699533,44cyclictest0-21swapper/203:58:332
3109699533,44cyclictest0-21swapper/201:00:032
3108999535,42cyclictest0-21swapper/103:00:421
3108999534,43cyclictest0-21swapper/105:20:371
3108999534,43cyclictest0-21swapper/105:20:371
3108999533,44cyclictest0-21swapper/105:59:311
3108999532,7cyclictest589-21gdbus04:33:281
3108999532,7cyclictest589-21gdbus04:33:281
31089995315,32cyclictest5935-21grep06:03:571
3108599534,42cyclictest0-21swapper/004:26:090
3109699524,42cyclictest0-21swapper/202:10:022
3109699523,5cyclictest0-21swapper/201:14:032
3108999526,40cyclictest30067-21ssh05:03:461
3108999524,41cyclictest0-21swapper/104:24:291
3108999523,44cyclictest0-21swapper/105:38:371
3108999521,46cyclictest1789-21sshd00:58:551
3108599524,17cyclictest0-21swapper/004:34:450
3108599523,43cyclictest0-21swapper/005:16:170
3108999514,41cyclictest0-21swapper/104:05:191
3108999513,43cyclictest0-21swapper/102:58:311
3108999513,42cyclictest0-21swapper/102:31:311
31089995112,33cyclictest16851-21ssh05:33:131
31089995110,35cyclictest32422-21ssh03:25:381
3108599514,41cyclictest0-21swapper/004:12:590
3108599514,41cyclictest0-21swapper/001:20:430
3108599514,41cyclictest0-21swapper/001:20:430
31085995115,30cyclictest22344-21sshd03:08:540
3109699505,39cyclictest0-21swapper/205:13:252
31096995041,5cyclictest29-21ksoftirqd/204:23:282
3109699504,40cyclictest0-21swapper/204:54:382
3109699504,38cyclictest0-21swapper/206:06:462
3109699503,40cyclictest0-21swapper/203:42:102
3108999508,36cyclictest4416-21/usr/sbin/munin02:33:591
3108999508,35cyclictest30501-21df_inode05:53:401
3108999504,41cyclictest0-21swapper/101:05:431
3108999504,40cyclictest0-21swapper/105:26:371
3108999504,40cyclictest0-21swapper/102:08:421
3108999504,39cyclictest0-21swapper/104:21:491
3108999504,10cyclictest0-21swapper/104:34:381
3108999503,42cyclictest0-21swapper/104:47:181
3108999503,41cyclictest0-21swapper/105:50:471
3108999503,41cyclictest0-21swapper/104:16:491
3108999503,41cyclictest0-21swapper/102:04:321
3108999503,40cyclictest0-21swapper/106:08:361
3108599505,39cyclictest0-21swapper/005:30:400
3108599504,9cyclictest0-21swapper/001:54:220
3108599504,40cyclictest0-21swapper/003:51:090
3108599504,40cyclictest0-21swapper/003:03:200
3108599504,39cyclictest0-21swapper/003:54:190
3108599504,20cyclictest0-21swapper/002:54:540
3108599503,8cyclictest0-21swapper/003:41:300
3108599503,42cyclictest0-21swapper/005:10:180
3108599503,41cyclictest0-21swapper/002:17:410
3108999498,35cyclictest29302-21/usr/sbin/munin02:13:431
3108999497,36cyclictest17375-21df_inode05:33:401
3108999497,36cyclictest14007-21grep04:38:461
3108999495,38cyclictest19750-21kworker/1:203:29:271
3108999495,38cyclictest0-21swapper/105:16:241
3108999495,36cyclictest0-21swapper/106:18:431
3108999494,40cyclictest0-21swapper/102:23:561
3108999493,40cyclictest0-21swapper/103:59:391
31089994911,33cyclictest20128-21ssh03:05:081
3108599494,8cyclictest0-21swapper/002:30:010
3108599494,40cyclictest0-21swapper/006:19:040
3108599494,39cyclictest0-21swapper/006:10:260
3108599494,39cyclictest0-21swapper/004:22:590
3108599493,6cyclictest0-21swapper/005:34:370
3108599493,11cyclictest0-21swapper/002:09:120
3108599492,41cyclictest10319-21munin-run05:23:270
3108599492,41cyclictest10319-21munin-run05:23:270
31085994914,29cyclictest31338-21sshd04:14:460
168582494,8sleep20-21swapper/206:20:172
3109699484,37cyclictest0-21swapper/205:57:152
3108999484,9cyclictest0-21swapper/103:44:091
3108999484,38cyclictest0-21swapper/103:34:471
3108999484,38cyclictest0-21swapper/103:34:471
3108999484,38cyclictest0-21swapper/103:18:341
3108999484,10cyclictest10893-21tune2fs01:23:501
3108999484,10cyclictest10893-21tune2fs01:23:501
3108999483,6cyclictest0-21swapper/102:38:561
3108999483,40cyclictest0-21swapper/105:45:071
3108999483,40cyclictest0-21swapper/103:41:201
3108599484,6cyclictest0-21swapper/004:38:380
3108599484,38cyclictest0-21swapper/004:44:030
3108599484,38cyclictest0-21swapper/004:07:480
3108599484,15cyclictest0-21swapper/002:05:530
3108599483,40cyclictest0-21swapper/002:00:020
31085994812,5cyclictest0-21swapper/003:03:350
31085994811,31cyclictest0-21swapper/006:01:320
31085994811,31cyclictest0-21swapper/005:56:190
3109699474,37cyclictest0-21swapper/206:13:592
3109699474,37cyclictest0-21swapper/205:50:152
3109699474,37cyclictest0-21swapper/205:40:122
3109699474,37cyclictest0-21swapper/204:28:342
3109699474,37cyclictest0-21swapper/204:28:342
3109699474,37cyclictest0-21swapper/203:37:082
3109699474,37cyclictest0-21swapper/203:37:082
3109699473,9cyclictest0-21swapper/202:59:502
3109699473,37cyclictest0-21swapper/203:13:492
3108999477,35cyclictest21544-21/usr/sbin/munin03:08:481
3108999476,35cyclictest25219-21/usr/sbin/munin03:13:541
3108999474,37cyclictest0-21swapper/105:08:351
3108999474,37cyclictest0-21swapper/105:00:241
3108999474,37cyclictest0-21swapper/103:52:021
3108999473,9cyclictest0-21swapper/101:21:331
3108999473,9cyclictest0-21swapper/101:21:331
3108999473,7cyclictest0-21swapper/102:20:531
3108599475,35cyclictest0-21swapper/006:14:160
3108599474,37cyclictest0-21swapper/004:30:310
3108599474,37cyclictest0-21swapper/004:30:310
3108599473,40cyclictest0-21swapper/004:49:080
3108599473,39cyclictest0-21swapper/006:05:160
3108599473,39cyclictest0-21swapper/003:26:200
3108599473,39cyclictest0-21swapper/001:38:120
3108599473,39cyclictest0-21swapper/001:14:430
3108599473,38cyclictest0-21swapper/005:27:270
31085994712,29cyclictest0-21swapper/003:30:560
3109699464,37cyclictest0-21swapper/201:33:522
3109699464,36cyclictest0-21swapper/204:23:442
3109699464,36cyclictest0-21swapper/203:05:522
3109699464,35cyclictest0-21swapper/200:53:382
3109699464,10cyclictest0-21swapper/201:59:002
31096994636,5cyclictest29-21ksoftirqd/206:03:262
3109699463,8cyclictest0-21swapper/205:25:472
3108999464,37cyclictest0-21swapper/101:56:421
3108999463,9cyclictest0-21swapper/104:09:491
3108999463,39cyclictest0-21swapper/101:39:421
31089994612,5cyclictest0-21swapper/101:53:291
31089994611,29cyclictest0-21swapper/106:14:261
3108599469,31cyclictest0-21swapper/005:43:320
3108599467,33cyclictest0-21swapper/005:41:400
3108599466,35cyclictest0-21swapper/005:05:060
3108599465,34cyclictest0-21swapper/004:00:340
3108599464,37cyclictest0-21swapper/001:28:130
3108599464,37cyclictest0-21swapper/001:28:130
3108599464,36cyclictest0-21swapper/004:59:190
3108599464,36cyclictest0-21swapper/004:57:260
3108599464,36cyclictest0-21swapper/003:19:570
3108599464,36cyclictest0-21swapper/002:49:000
3108599463,38cyclictest0-21swapper/005:50:470
3108599462,38cyclictest26931-21ssh03:17:200
3109699455,8cyclictest0-21swapper/206:09:152
3109699454,9cyclictest0-21swapper/201:58:312
3109699454,35cyclictest0-21swapper/203:56:562
3109699454,16cyclictest0-21swapper/205:38:192
3109699453,37cyclictest0-21swapper/204:10:492
3109699453,35cyclictest4927-21/usr/sbin/munin01:09:012
31096994529,10cyclictest0-21swapper/202:54:312
3108599455,35cyclictest0-21swapper/001:43:560
3108599454,9cyclictest0-21swapper/002:18:470
3108599454,35cyclictest0-21swapper/003:33:390
3108599454,35cyclictest0-21swapper/003:33:390
3108599454,35cyclictest0-21swapper/001:33:320
31085994532,9cyclictest0-21swapper/002:25:510
3108599453,37cyclictest0-21swapper/002:46:410
3109699445,33cyclictest0-21swapper/204:58:312
3109699445,33cyclictest0-21swapper/204:44:222
3109699445,33cyclictest0-21swapper/204:18:032
3109699444,34cyclictest0-21swapper/203:51:142
3109699444,34cyclictest0-21swapper/203:27:302
3109699444,33cyclictest0-21swapper/204:39:182
3108999444,35cyclictest0-21swapper/100:55:081
3108999444,33cyclictest0-21swapper/101:30:541
31089994432,8cyclictest0-21swapper/101:17:031
3108599444,35cyclictest0-21swapper/001:39:330
31085994431,8cyclictest0-21swapper/002:34:310
3109699435,33cyclictest0-21swapper/201:05:302
3109699435,32cyclictest0-21swapper/205:46:002
3109699434,33cyclictest0-21swapper/205:15:092
3109699434,33cyclictest0-21swapper/204:49:232
3109699434,32cyclictest0-21swapper/203:44:092
3108999434,34cyclictest0-21swapper/101:46:151
3108999434,34cyclictest0-21swapper/101:34:161
3108599434,33cyclictest0-21swapper/001:53:320
268732433,9sleep20-21swapper/202:04:332
3109699424,32cyclictest0-21swapper/201:44:122
31096994233,5cyclictest29-21ksoftirqd/202:38:312
3108999424,33cyclictest0-21swapper/102:48:501
3108599424,9cyclictest0-21swapper/001:11:380
3108599423,34cyclictest0-21swapper/001:04:000
3108999414,32cyclictest0-21swapper/101:12:151
3108999413,33cyclictest0-21swapper/102:43:321
3108999413,32cyclictest0-21swapper/102:00:121
40862403,8sleep20-21swapper/202:32:172
3109699393,31cyclictest0-21swapper/201:40:022
326982383,11sleep20-21swapper/202:21:592
3109699388,25cyclictest0-21swapper/201:51:312
3109699384,29cyclictest0-21swapper/202:15:082
3108599384,29cyclictest0-21swapper/002:39:110
3108599383,8cyclictest0-21swapper/001:01:270
3052223814,18sleep20-21swapper/200:49:412
31096993726,7cyclictest29873-21sh03:22:102
31096993725,7cyclictest22073-21iostat_ios03:08:502
3108599374,27cyclictest0-21swapper/000:53:400
3109699364,27cyclictest0-21swapper/201:19:552
3109699364,27cyclictest0-21swapper/201:19:552
3109699364,26cyclictest0-21swapper/204:33:382
3063523611,18sleep00-21swapper/000:51:030
306142369,22sleep10-21swapper/100:50:481
97022353,8sleep20-21swapper/202:47:022
3109699344,26cyclictest0-21swapper/205:22:372
3109699344,26cyclictest0-21swapper/205:22:372
31096993423,7cyclictest24460-21chrt04:04:002
3109699333,25cyclictest0-21swapper/201:27:322
3109699333,25cyclictest0-21swapper/201:27:322
31096993122,5cyclictest29-21ksoftirqd/202:43:312
305282309,15sleep30-21swapper/300:49:463
31096992918,7cyclictest1187-21tr02:23:512
3109699274,18cyclictest0-21swapper/202:48:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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