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2026-06-21 - 16:50
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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 792 highest latencies:
System rackbslot4.osadl.org (updated Sun Jun 21, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1152399892,81cyclictest29097-21idleruntime-cro11:07:160
1152399813,31cyclictest21174-21sshd07:16:280
1152399792,71cyclictest21380-21ssh09:30:410
1152399784,67cyclictest0-21swapper/011:50:580
1152399783,5cyclictest0-21swapper/011:27:170
1152399774,67cyclictest0-21swapper/010:47:400
1152399774,67cyclictest0-21swapper/010:47:400
1152399744,64cyclictest0-21swapper/011:37:170
1152399744,64cyclictest0-21swapper/011:37:170
1152399743,64cyclictest23344-21/usr/sbin/munin07:22:370
1152399742,36cyclictest25210-21/usr/sbin/munin07:27:530
1152399734,63cyclictest0-21swapper/009:49:010
1152399723,62cyclictest6933-21fschecks_time10:37:330
1152399722,63cyclictest7463-21/usr/sbin/munin09:12:450
1152399722,63cyclictest7463-21/usr/sbin/munin09:12:450
1152399722,63cyclictest3863-21cpu09:07:300
1152399714,60cyclictest0-21swapper/010:15:120
1152399713,61cyclictest24718-21/usr/sbin/munin08:52:450
1152399712,63cyclictest7796-21/usr/sbin/munin08:07:470
1152399712,63cyclictest19017-21ssh10:52:450
1152399703,59cyclictest6372-21ssh11:18:360
1152399702,62cyclictest27084-21/usr/sbin/munin07:32:440
1152399702,44cyclictest18814-21kworker/0:210:02:460
1152399702,44cyclictest18814-21kworker/0:210:02:460
1152399695,58cyclictest0-21swapper/011:55:500
1152399693,60cyclictest15896-21grep09:22:440
1152399693,60cyclictest14588-21ssh09:22:110
1152399693,59cyclictest12746-21sh11:27:330
1152399692,61cyclictest30396-21ssh08:58:450
1152399692,5cyclictest23834-21fschecks_count11:42:300
11523996913,50cyclictest0-21swapper/012:16:540
11523996911,25cyclictest0-21swapper/009:59:300
11523996911,25cyclictest0-21swapper/009:59:300
1152399688,54cyclictest0-21swapper/010:28:540
1152399687,55cyclictest0-21swapper/010:21:120
1152399684,58cyclictest24435-21diskmemload10:33:100
1152399684,58cyclictest0-21swapper/012:08:330
1152399684,58cyclictest0-21swapper/012:04:140
1152399684,58cyclictest0-21swapper/009:53:010
1152399684,58cyclictest0-21swapper/009:37:180
1152399683,60cyclictest18065-21fschecks_count12:17:290
1152399683,60cyclictest18065-21fschecks_count12:17:290
1152399683,59cyclictest20511-21missed_timers11:37:350
1152399674,57cyclictest0-21swapper/011:57:530
1152399673,58cyclictest30677-21awk09:42:410
1152399672,59cyclictest9669-21/usr/sbin/munin08:12:370
1152399672,59cyclictest21473-21/usr/sbin/munin07:17:480
1152399664,56cyclictest0-21swapper/011:08:350
1152399664,56cyclictest0-21swapper/009:02:280
1152399664,29cyclictest0-21swapper/010:43:520
1152399663,57cyclictest1447-21ssh11:12:350
1152399663,56cyclictest18888-21unixbench-2d07:07:510
1152399662,58cyclictest28055-21iostat_ios10:22:360
1152399662,58cyclictest26724-21ls09:37:360
1152399662,57cyclictest17570-21latency_hist07:07:220
1152399662,56cyclictest5928-21/usr/sbin/munin08:02:440
1152399662,56cyclictest5928-21/usr/sbin/munin08:02:440
1152399662,31cyclictest21781-21/usr/sbin/munin10:57:500
1152399662,27cyclictest18684-21ssh10:10:150
1152399658,51cyclictest20669-21latency_hist08:42:200
1152399654,28cyclictest0-21swapper/008:47:200
1152399652,58cyclictest15956-21runrttasks08:27:410
1152399642,56cyclictest18800-21latency_hist08:37:200
1152399622,54cyclictest13204-21idleruntime-cro08:22:200
1152399613,52cyclictest24475-21latency_hist08:52:200
1152399613,52cyclictest0-21swapper/007:42:220
1152399613,52cyclictest0-21swapper/006:57:230
1152399603,51cyclictest0-21swapper/007:47:220
1152399592,50cyclictest5707-21latency_hist08:02:210
1152399592,50cyclictest5707-21latency_hist08:02:210
1152799575,7cyclictest0-21swapper/111:35:481
1152799575,7cyclictest0-21swapper/111:35:481
1152399573,50cyclictest0-21swapper/007:51:230
1152799565,7cyclictest0-21swapper/109:13:221
1152799565,7cyclictest0-21swapper/109:13:221
1152799564,46cyclictest0-21swapper/112:03:481
1152799564,27cyclictest0-21swapper/111:48:251
1152799562,48cyclictest32692-21users10:27:501
11527995611,38cyclictest23595-21/usr/sbin/munin11:42:401
1152799554,45cyclictest0-21swapper/109:41:111
1152399543,45cyclictest2596-21/usr/sbin/munin07:52:360
1152399543,45cyclictest2596-21/usr/sbin/munin07:52:360
1152399534,44cyclictest0-21swapper/007:02:230
1152799525,41cyclictest0-21swapper/110:07:201
1152799525,40cyclictest0-21swapper/110:35:281
1152799524,9cyclictest0-21swapper/111:38:481
1152799524,43cyclictest0-21swapper/110:42:281
1152799524,42cyclictest0-21swapper/110:54:011
1152799524,42cyclictest0-21swapper/109:52:261
1152799524,42cyclictest0-21swapper/109:34:511
1152799524,41cyclictest0-21swapper/110:19:201
1152799523,6cyclictest0-21swapper/108:57:421
1152799523,44cyclictest0-21swapper/109:08:161
1152799522,45cyclictest16930-21latency_hist08:32:211
1152799519,37cyclictest0-21swapper/109:23:071
1152799515,40cyclictest0-21swapper/110:51:411
1152799515,40cyclictest0-21swapper/110:51:411
1152799514,41cyclictest0-21swapper/112:15:081
1152799514,41cyclictest0-21swapper/110:24:501
1152799513,42cyclictest0-21swapper/108:56:221
1152799513,41cyclictest0-21swapper/110:37:291
11527995110,36cyclictest0-21swapper/111:59:431
1152799505,39cyclictest0-21swapper/111:22:391
1152799505,39cyclictest0-21swapper/110:00:001
1152799505,39cyclictest0-21swapper/110:00:001
1152799505,39cyclictest0-21swapper/109:19:181
1152799504,40cyclictest0-21swapper/111:05:411
1152799504,40cyclictest0-21swapper/109:02:591
1152799504,39cyclictest0-21swapper/112:18:271
1152799504,39cyclictest0-21swapper/112:18:271
1152799503,41cyclictest0-21swapper/110:59:201
1152799503,41cyclictest0-21swapper/107:37:451
11527995011,6cyclictest0-21swapper/109:29:471
11527995011,33cyclictest0-21swapper/111:18:421
1152799495,38cyclictest0-21swapper/108:37:501
1152799494,39cyclictest0-21swapper/111:27:281
1152799494,39cyclictest0-21swapper/110:02:531
1152799494,39cyclictest0-21swapper/110:02:531
1152799494,39cyclictest0-21swapper/109:46:461
1152799494,38cyclictest0-21swapper/112:09:181
1152799494,38cyclictest0-21swapper/111:52:241
1152799493,41cyclictest0-21swapper/111:16:091
1152799493,41cyclictest0-21swapper/111:07:491
1152799493,41cyclictest0-21swapper/109:48:501
11527994910,33cyclictest0-21swapper/107:52:451
11527994910,33cyclictest0-21swapper/107:52:451
1153999485,37cyclictest0-21swapper/309:32:543
1153999483,40cyclictest19327-21grep10:52:483
1153499485,37cyclictest0-21swapper/210:37:542
11534994811,32cyclictest0-21swapper/211:02:472
1152799488,34cyclictest0-21swapper/107:42:461
1152799484,39cyclictest0-21swapper/106:52:441
1152799484,38cyclictest0-21swapper/108:47:201
1152799483,41cyclictest0-21swapper/107:06:341
1152799483,38cyclictest11546-21/usr/sbin/munin08:17:521
11527994812,8cyclictest0-21swapper/110:12:271
1153999475,36cyclictest0-21swapper/310:07:473
1152799475,35cyclictest0-21swapper/108:51:501
11527994711,31cyclictest13413-21/usr/sbin/munin08:22:521
111382478,33sleep00-21swapper/006:50:410
1153999464,36cyclictest0-21swapper/310:35:063
1153999464,17cyclictest0-21swapper/309:22:533
1153999463,5cyclictest0-21swapper/306:52:353
1152799464,37cyclictest0-21swapper/107:47:371
1152799463,37cyclictest0-21swapper/106:57:401
1152399465,36cyclictest13653-21fschecks_count08:22:340
1153999455,34cyclictest0-21swapper/311:42:503
1153999454,9cyclictest0-21swapper/310:37:433
1153999454,36cyclictest0-21swapper/309:57:423
1153999454,36cyclictest0-21swapper/309:57:423
1153499455,13cyclictest0-21swapper/210:32:492
1152799453,37cyclictest0-21swapper/107:57:401
1152799453,37cyclictest0-21swapper/107:57:401
290462443,7sleep30-21swapper/311:07:123
1153999447,32cyclictest0-21swapper/310:19:303
1152799445,34cyclictest0-21swapper/108:02:321
1152799445,34cyclictest0-21swapper/108:02:321
1152799443,36cyclictest0-21swapper/108:32:341
1152799442,37cyclictest28732-21munin-plugin-st07:37:221
1153499434,33cyclictest0-21swapper/209:43:372
1153499433,33cyclictest24695-21/usr/sbin/munin10:17:452
145502423,7sleep30-21swapper/311:29:503
1153999424,7cyclictest0-21swapper/310:42:413
1153999424,32cyclictest0-21swapper/309:07:433
1152799424,33cyclictest0-21swapper/108:17:201
278122413,8sleep30-21swapper/308:56:233
126892413,6sleep20-21swapper/209:18:032
90352403,6sleep30-21swapper/312:05:273
33462403,7sleep30-21swapper/309:07:093
285362403,6sleep20-21swapper/209:40:002
281602403,7sleep20-21swapper/208:57:062
188992403,6sleep20-21swapper/210:10:442
282892393,6sleep30-21swapper/309:39:293
224872393,6sleep30-21swapper/308:46:373
11534993930,5cyclictest29-21ksoftirqd/207:12:222
100332393,6sleep30-21swapper/309:15:263
100332393,6sleep30-21swapper/309:15:263
291102383,6sleep20-21swapper/210:23:162
25242383,6sleep20-21swapper/211:13:312
216302383,6sleep20-21swapper/209:31:152
1153999383,31cyclictest0-21swapper/312:01:393
102562383,6sleep20-21swapper/210:42:192
247052373,6sleep20-21swapper/209:34:492
1153999374,28cyclictest0-21swapper/311:56:083
11539993725,7cyclictest27108-21wget07:32:343
11527993725,7cyclictest26434-21grep07:27:501
103882373,6sleep20-21swapper/209:58:282
103882373,6sleep20-21swapper/209:58:282
64202363,7sleep20-21swapper/209:52:562
266322363,6sleep30-21swapper/307:29:433
149542363,6sleep20-21swapper/210:05:162
149542363,6sleep20-21swapper/210:05:162
137622363,6sleep20-21swapper/206:57:112
131202363,6sleep30-21swapper/312:11:033
1153999364,28cyclictest0-21swapper/309:54:413
11527993625,7cyclictest24230-21wc07:22:471
108472363,7sleep30-21swapper/311:25:033
962523511,18sleep10-21swapper/106:47:251
245872353,6sleep30-21swapper/311:00:483
186612353,6sleep20-21swapper/208:35:452
155202353,6sleep20-21swapper/207:00:532
144742353,6sleep20-21swapper/211:29:402
1153999354,26cyclictest0-21swapper/308:38:473
1153999354,25cyclictest0-21swapper/310:02:213
1153999354,25cyclictest0-21swapper/310:02:213
1153999353,28cyclictest0-21swapper/312:16:093
11539993523,7cyclictest1556-21sed07:47:533
11539993523,7cyclictest14654-21grep08:22:503
11539993522,8cyclictest12731-21grep08:17:523
1153499353,27cyclictest0-21swapper/207:52:372
1153499353,27cyclictest0-21swapper/207:52:372
112152353,7sleep30-21swapper/308:16:113
256472341,5sleep225702-21iostat07:27:372
194582343,6sleep30-21swapper/312:18:233
194582343,6sleep30-21swapper/312:18:233
1153999344,26cyclictest0-21swapper/311:18:393
1153999344,25cyclictest0-21swapper/308:57:283
1153999343,26cyclictest0-21swapper/309:30:463
11539993423,7cyclictest24587-21head07:22:513
11539993423,7cyclictest11401-21sort09:17:323
11539993421,8cyclictest1539-21tr11:12:363
1153499344,26cyclictest0-21swapper/209:26:462
11534993413,17cyclictest0-21swapper/210:30:462
11527993422,7cyclictest18250-21tr07:07:391
102632348,18sleep20-21swapper/206:47:422
101252348,17sleep30-21swapper/306:47:393
93652333,6sleep30-21swapper/308:11:283
1153999334,25cyclictest0-21swapper/311:49:233
1153999334,25cyclictest0-21swapper/308:48:383
1153999333,26cyclictest0-21swapper/311:36:533
1153999333,26cyclictest0-21swapper/311:36:533
11539993322,7cyclictest15156-21grep06:57:533
11539993314,13cyclictest0-21swapper/311:07:423
1153499334,25cyclictest0-21swapper/207:02:362
1153499333,27cyclictest0-21swapper/211:41:092
1153499333,26cyclictest0-21swapper/211:45:092
1153499333,26cyclictest0-21swapper/208:02:372
1153499333,26cyclictest0-21swapper/208:02:372
1153499333,25cyclictest0-21swapper/207:58:072
1153499333,25cyclictest0-21swapper/207:58:072
11534993321,7cyclictest30098-21cat11:07:372
11534993317,10cyclictest549-21NetworkManager12:12:152
1152799339,17cyclictest20891-21runrttasks07:12:591
11539993214,13cyclictest0-21swapper/307:37:363
1153499324,24cyclictest0-21swapper/211:32:572
1153499324,24cyclictest0-21swapper/211:32:572
1153499324,24cyclictest0-21swapper/210:53:382
1153499324,23cyclictest0-21swapper/211:48:402
1153499323,25cyclictest0-21swapper/209:47:502
1153499323,25cyclictest0-21swapper/207:47:372
1153499323,24cyclictest0-21swapper/208:10:372
11534993223,5cyclictest29-21ksoftirqd/209:07:492
11534993220,7cyclictest27704-21sort07:32:432
11534993219,8cyclictest17866-21sshd12:17:262
11534993219,8cyclictest17866-21sshd12:17:262
1152799323,22cyclictest0-21swapper/107:17:331
83372313,6sleep20-21swapper/212:03:582
1153999313,24cyclictest0-21swapper/310:14:103
11539993124,4cyclictest37-21ksoftirqd/310:52:093
11539993124,4cyclictest37-21ksoftirqd/310:52:093
11539993120,6cyclictest22644-21grep07:17:523
11539993119,7cyclictest15823-21ls08:27:383
11539993112,14cyclictest0-21swapper/311:37:433
1153499314,23cyclictest0-21swapper/211:21:382
1153499314,23cyclictest0-21swapper/207:41:072
1153499314,21cyclictest0-21swapper/210:47:282
1153499314,21cyclictest0-21swapper/210:47:282
1153499313,25cyclictest0-21swapper/210:13:392
11534993121,6cyclictest28767-21fschecks_count08:57:322
11534993118,7cyclictest8885-21if_eth211:22:302
11534993113,13cyclictest763-21netstat09:02:402
1152799313,24cyclictest0-21swapper/108:10:481
1153999304,22cyclictest0-21swapper/310:24:023
1153999304,21cyclictest0-21swapper/307:56:133
1153999304,21cyclictest0-21swapper/307:56:133
11539993018,7cyclictest370-21systemd-journal09:43:193
11539993018,7cyclictest31514-21forks10:27:323
1153499303,23cyclictest0-21swapper/208:29:072
1153499303,22cyclictest0-21swapper/209:13:282
1153499303,22cyclictest0-21swapper/209:13:282
11534993022,5cyclictest29-21ksoftirqd/211:57:552
11534993022,5cyclictest29-21ksoftirqd/210:57:442
11534993021,5cyclictest22777-21/usr/sbin/munin08:47:322
1153999294,20cyclictest0-21swapper/307:42:343
1153999293,23cyclictest0-21swapper/307:16:213
11539992920,6cyclictest17841-21needreboot08:32:413
11539992920,5cyclictest16295-21idleruntime07:02:383
11539992916,8cyclictest7280-21awk08:03:483
11539992916,8cyclictest7280-21awk08:03:483
1153499295,19cyclictest0-21swapper/211:52:312
1153499294,20cyclictest0-21swapper/212:12:342
11534992921,5cyclictest29-21ksoftirqd/208:17:362
11534992920,5cyclictest29-21ksoftirqd/207:22:222
11534992917,8cyclictest31180-21cut07:42:372
1153999285,18cyclictest1270-21/usr/sbin/munin09:47:353
1153999283,20cyclictest0-21swapper/307:57:313
1153999283,20cyclictest0-21swapper/307:57:313
11539992818,6cyclictest18322-21latency07:07:403
1153499283,22cyclictest0-21swapper/208:22:372
1153499283,19cyclictest20891-21/usr/sbin/munin08:42:312
11534992818,6cyclictest23771-21idleruntime07:22:372
11534992817,7cyclictest20051-21if_err_eth207:12:392
11534992814,9cyclictest19908-21awk08:37:462
11534992716,6cyclictest9763-21aten_rbpower_vo08:12:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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