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2025-12-15 - 17:22
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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 Mon Dec 15, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1436121000,4sleep30-21swapper/311:03:483
2217499641,57cyclictest2673-21crond09:08:262
2217499641,57cyclictest2673-21crond09:08:262
2217499634,53cyclictest14833-21/usr/sbin/munin12:33:532
2217499604,50cyclictest0-21swapper/209:23:272
22174996014,11cyclictest0-21swapper/209:38:382
2182025812,40sleep10-21swapper/107:07:151
2217499577,44cyclictest21021-21/usr/sbin/munin11:23:462
2217499568,42cyclictest20747-21sed09:53:532
2217499556,43cyclictest9083-21/usr/sbin/munin07:58:412
22174995514,35cyclictest2316-21/usr/sbin/munin10:33:522
2217499549,39cyclictest7203-21/usr/sbin/munin07:53:442
2217499549,39cyclictest1731-21/usr/sbin/munin11:58:482
2217499549,39cyclictest16567-21/usr/sbin/munin08:18:492
2217499549,39cyclictest10380-21/usr/sbin/munin09:28:502
2217499545,13cyclictest5264-21crond12:08:232
22174995414,34cyclictest25359-21/usr/sbin/munin10:08:392
2217499539,38cyclictest31532-21/usr/sbin/munin08:58:442
2217499537,40cyclictest17855-21/usr/sbin/munin09:48:482
22174995311,36cyclictest4185-21/usr/sbin/munin10:38:462
22174995310,9cyclictest29096-21/usr/sbin/munin10:18:502
2217499529,37cyclictest32252-21/usr/sbin/munin11:53:492
2217499528,38cyclictest9227-21/usr/sbin/munin12:18:472
2217499528,38cyclictest29659-21/usr/sbin/munin08:53:522
2217499527,39cyclictest4771-21/usr/sbin/munin09:13:412
2217499527,39cyclictest14697-21/usr/sbin/munin08:13:522
2217499526,40cyclictest19028-21cat08:23:462
2217499522,44cyclictest4210-21awk07:43:482
2216199528,38cyclictest0-21swapper/007:23:410
2216199528,38cyclictest0-21swapper/007:23:410
2217499519,36cyclictest627-21snmpd11:05:322
2217499518,9cyclictest27400-21diskstats10:13:382
2217499518,37cyclictest24772-21/usr/sbin/munin11:33:482
2217499518,37cyclictest12830-21/usr/sbin/munin08:08:522
2217499517,38cyclictest11096-21/usr/sbin/munin12:23:542
2217499516,39cyclictest22901-21/usr/sbin/munin11:28:342
2217499516,38cyclictest12249-21/usr/sbin/munin09:33:512
2217499513,42cyclictest0-21swapper/208:48:412
2217999505,39cyclictest0-21swapper/311:43:503
2217499509,8cyclictest26320-21fschecks_time08:43:432
2217499509,35cyclictest7929-21/usr/sbin/munin10:48:542
2217499508,36cyclictest10968-21/usr/sbin/munin08:03:552
2217499507,37cyclictest26639-21/usr/sbin/munin11:38:532
2217499506,38cyclictest9794-21/usr/sbin/munin10:53:432
2217499506,38cyclictest2904-21/usr/sbin/munin09:08:422
2217499506,38cyclictest2904-21/usr/sbin/munin09:08:422
2217499506,38cyclictest12967-21/usr/sbin/munin12:28:392
2217499504,40cyclictest19158-21/usr/sbin/munin11:18:552
22174995012,32cyclictest17303-21aten_rbpower_cu11:13:352
22174995010,34cyclictest22180-21/usr/sbin/munin08:33:382
2216199503,14cyclictest0-21swapper/012:08:370
2217499499,34cyclictest11665-21/usr/sbin/munin10:58:462
2217499499,34cyclictest11665-21/usr/sbin/munin10:58:462
2217499499,13cyclictest30965-21/usr/sbin/munin10:23:532
2217499498,35cyclictest20305-21/usr/sbin/munin08:28:382
2217499498,35cyclictest0-21swapper/209:23:412
2217499496,37cyclictest6054-21/usr/sbin/munin10:43:472
2217499496,37cyclictest422-21ntp_states07:33:532
2217499495,38cyclictest1781-21diskstats07:38:422
2217499493,40cyclictest0-21swapper/207:13:312
22174994910,33cyclictest377-21/usr/sbin/munin10:28:542
2217499489,33cyclictest0-21swapper/211:08:352
2217499486,37cyclictest15986-21/usr/sbin/munin09:43:512
2217499485,37cyclictest7355-21/usr/sbin/munin12:13:392
2217499483,40cyclictest0-21swapper/207:51:122
22174994814,28cyclictest28577-21cut11:43:352
2217499481,41cyclictest30961-21latency11:48:422
2217499476,36cyclictest24942-21chrt08:38:532
2217499476,35cyclictest554-21dbus-daemon07:28:292
2217499476,35cyclictest554-21dbus-daemon07:28:292
2217499475,10cyclictest0-21swapper/210:03:382
2217499474,37cyclictest0-21swapper/207:18:352
2217499474,37cyclictest0-21swapper/207:18:352
2216599473,40cyclictest0-21swapper/107:14:091
2216199475,35cyclictest0-21swapper/007:13:460
22161994736,6cyclictest3-21ksoftirqd/007:48:280
2217999464,8cyclictest0-21swapper/307:48:493
2217999464,37cyclictest0-21swapper/307:28:553
2217499468,32cyclictest627-21snmpd12:11:012
22165994637,5cyclictest21-21ksoftirqd/111:18:241
2216199463,10cyclictest0-21swapper/010:03:550
2217499455,35cyclictest0-21swapper/210:02:132
22174994510,30cyclictest0-21swapper/207:33:292
2216199454,36cyclictest0-21swapper/009:58:400
2216199454,36cyclictest0-21swapper/009:53:560
2216199453,8cyclictest0-21swapper/007:08:370
2216199453,36cyclictest0-21swapper/012:08:240
2216199453,36cyclictest0-21swapper/007:31:380
2217999443,36cyclictest0-21swapper/308:03:583
2216199443,8cyclictest0-21swapper/007:18:420
2216199443,8cyclictest0-21swapper/007:18:420
2217499437,32cyclictest0-21swapper/207:18:302
2216599434,9cyclictest0-21swapper/107:10:051
22161994334,5cyclictest3-21ksoftirqd/008:13:290
2216199433,34cyclictest0-21swapper/007:48:460
2217999423,34cyclictest0-21swapper/307:43:513
2217999423,33cyclictest0-21swapper/312:03:523
2216599422,34cyclictest29659-21/usr/sbin/munin08:53:591
22161994211,5cyclictest0-21swapper/008:54:340
22161994132,5cyclictest3-21ksoftirqd/008:33:280
41832403,7sleep00-21swapper/010:38:350
2217999402,7cyclictest23489-21/usr/sbin/munin10:03:553
2216599403,33cyclictest0-21swapper/107:24:011
2216599403,33cyclictest0-21swapper/107:24:011
22161994017,18cyclictest638-21runrttasks10:48:500
20242403,7sleep00-21swapper/010:32:350
119782403,7sleep00-21swapper/009:32:480
114262403,7sleep00-21swapper/010:58:150
2216599393,31cyclictest0-21swapper/108:28:591
179412393,8sleep00-21swapper/008:20:090
89382383,7sleep00-21swapper/012:17:370
88512383,6sleep10-21swapper/112:16:341
69482383,6sleep10-21swapper/107:53:021
229442383,6sleep10-21swapper/109:59:331
2216599382,31cyclictest16567-21/usr/sbin/munin08:18:581
2180723814,18sleep30-21swapper/307:07:053
204492383,25sleep020458-21/usr/sbin/munin07:03:400
68342373,6sleep30-21swapper/312:09:483
318422373,6sleep10-21swapper/107:32:501
22179993727,6cyclictest22295-21tail09:58:463
2216599374,28cyclictest0-21swapper/110:38:391
22165993724,8cyclictest25601-21cut10:08:401
2216599372,30cyclictest29438-21sh08:53:281
22161993726,7cyclictest7284-21grep10:43:550
22161993724,8cyclictest19184-21awk08:23:490
217922373,6sleep30-21swapper/308:31:353
200572373,6sleep10-21swapper/108:28:111
162812373,6sleep10-21swapper/112:35:571
157492373,7sleep00-21swapper/009:43:140
143572373,6sleep10-21swapper/112:30:181
113172373,6sleep10-21swapper/110:56:551
63262363,6sleep30-21swapper/309:17:223
223962363,6sleep30-21swapper/311:24:573
22165993618,13cyclictest8591-21aten_rbpower_vo09:23:371
22161993624,7cyclictest2933-21tail11:58:520
22161993624,7cyclictest18421-21grep11:13:540
132632363,6sleep10-21swapper/111:02:381
132632363,6sleep10-21swapper/111:02:381
77562354,5sleep00-21swapper/009:18:560
29382353,6sleep30-21swapper/307:39:443
279432352,6sleep10-21swapper/111:39:161
260572352,6sleep10-21swapper/111:34:051
22179993524,7cyclictest10084-21grep07:58:573
2216599354,25cyclictest0-21swapper/111:23:411
2216599354,25cyclictest0-21swapper/108:08:501
22165993523,7cyclictest664-21wc11:53:481
22165993522,8cyclictest19374-21cut11:18:381
22161993525,6cyclictest9371-21grep07:58:430
22161993523,7cyclictest8305-21cat07:53:560
2216199351,28cyclictest22540-21grep08:33:420
148072353,6sleep10-21swapper/111:03:551
81642343,6sleep10-21swapper/109:21:551
273072343,6sleep30-21swapper/308:45:193
22179993423,7cyclictest24799-21grep08:38:503
22179993423,6cyclictest28292-21sh11:43:233
2216599344,26cyclictest0-21swapper/110:07:031
2216599344,25cyclictest0-21swapper/110:26:031
2216599344,25cyclictest0-21swapper/109:03:491
2216599344,25cyclictest0-21swapper/109:03:491
2216599343,27cyclictest0-21swapper/110:48:501
22165993424,5cyclictest21-21ksoftirqd/108:08:281
22165993422,7cyclictest18788-21wc09:48:511
22161993425,5cyclictest3-21ksoftirqd/011:08:250
22161993425,5cyclictest3-21ksoftirqd/010:08:270
22161993421,8cyclictest28187-21cat10:13:520
2165523410,17sleep20-21swapper/207:05:152
141602343,7sleep00-21swapper/008:09:390
106562343,6sleep30-21swapper/312:20:463
2216599334,25cyclictest0-21swapper/108:45:301
2216599334,23cyclictest0-21swapper/107:58:501
2216599333,26cyclictest0-21swapper/112:03:411
2216599333,25cyclictest0-21swapper/110:45:311
2216599333,25cyclictest0-21swapper/108:13:411
22165993322,7cyclictest32047-21cut08:58:461
22165993322,7cyclictest14804-21grep09:38:461
2216199334,25cyclictest0-21swapper/011:23:170
2216199333,26cyclictest0-21swapper/011:29:120
2216199333,25cyclictest0-21swapper/007:42:310
2216199333,24cyclictest0-21swapper/008:03:390
178452333,7sleep00-21swapper/009:48:290
15942333,6sleep10-21swapper/107:38:371
318962323,5sleep00-21swapper/008:58:440
2217999324,25cyclictest0-21swapper/309:56:323
22179993221,7cyclictest554-21dbus-daemon09:08:273
22179993221,7cyclictest554-21dbus-daemon09:08:273
22179993221,7cyclictest17287-21/usr/sbin/munin11:13:353
22179993220,7cyclictest32565-21wc08:58:563
22179993220,7cyclictest1971-21fschecks_count11:58:373
2216599324,24cyclictest0-21swapper/112:00:311
2216599324,23cyclictest0-21swapper/110:29:391
22165993223,5cyclictest21-21ksoftirqd/107:38:291
22165993222,6cyclictest29386-21grep11:43:491
22165993221,7cyclictest7229-21cut07:53:381
22165993221,7cyclictest4424-21switchtime07:43:541
2216199325,21cyclictest0-21swapper/012:33:360
2216199323,24cyclictest0-21swapper/011:33:360
2216199323,24cyclictest0-21swapper/007:37:380
22161993221,6cyclictest14899-21awk11:04:470
22161993220,8cyclictest10440-21grep12:18:510
22161993220,7cyclictest29567-21ethtool10:18:410
143242323,6sleep30-21swapper/308:11:393
13542323,6sleep30-21swapper/311:56:323
2217999313,24cyclictest0-21swapper/307:18:583
2217999313,24cyclictest0-21swapper/307:18:583
22179993122,6cyclictest22206-21cut08:33:383
22179993119,8cyclictest578-21gdbus10:28:253
22179993118,8cyclictest554-21dbus-daemon08:18:283
2216599314,22cyclictest0-21swapper/110:13:431
2216599313,24cyclictest0-21swapper/110:37:391
2216599313,24cyclictest0-21swapper/109:15:331
2216599313,22cyclictest0-21swapper/108:38:501
22165993120,7cyclictest29740-21wc10:18:451
2216199319,18cyclictest25982-21cut08:43:390
22161993120,7cyclictest28226-21ls08:48:420
22161993119,7cyclictest9013-21iostat_ios09:23:430
22161993119,7cyclictest31482-21grep11:48:520
22161993119,7cyclictest11742-21ls12:23:420
22161993118,9cyclictest2221-21grep09:03:570
22161993118,9cyclictest2221-21grep09:03:570
22161993116,10cyclictest532-21awk11:53:450
191642313,6sleep30-21swapper/309:49:213
118602313,6sleep30-21swapper/309:31:263
2217999304,22cyclictest0-21swapper/309:19:023
2217999304,22cyclictest0-21swapper/307:24:083
2217999304,22cyclictest0-21swapper/307:24:083
2217999304,21cyclictest0-21swapper/311:08:363
2217999304,21cyclictest0-21swapper/308:21:143
2217999304,20cyclictest0-21swapper/311:18:363
2217999303,23cyclictest0-21swapper/312:32:293
2217999303,22cyclictest0-21swapper/307:13:333
22179993021,6cyclictest26106-21tr10:08:473
22179993020,6cyclictest31380-21timerandwakeup11:48:513
22179993020,6cyclictest22157-21munin-node07:08:313
22179993019,7cyclictest29916-21grep10:18:493
22179993018,8cyclictest28787-21awk08:48:543
22179993018,7cyclictest13163-21smartctl09:33:533
22179993017,8cyclictest6320-21cut10:43:393
22179993012,13cyclictest0-21swapper/312:13:343
2216599304,21cyclictest0-21swapper/112:09:541
2216599304,21cyclictest0-21swapper/107:18:501
2216599304,21cyclictest0-21swapper/107:18:501
2216599303,22cyclictest0-21swapper/111:08:271
2216599303,22cyclictest0-21swapper/109:54:031
2216599303,22cyclictest0-21swapper/109:08:351
2216599303,22cyclictest0-21swapper/109:08:351
22165993018,7cyclictest13464-21head09:33:571
2216199304,21cyclictest0-21swapper/012:28:440
2216199303,23cyclictest0-21swapper/011:39:410
22161993022,5cyclictest3-21ksoftirqd/008:43:280
22161993016,9cyclictest28504-21sshd11:43:300
2217999294,21cyclictest0-21swapper/310:29:113
2217999294,21cyclictest0-21swapper/310:13:463
2217999294,20cyclictest0-21swapper/312:23:473
2217999294,20cyclictest0-21swapper/309:23:433
2217999294,20cyclictest0-21swapper/309:12:313
2217999294,20cyclictest0-21swapper/309:12:313
2217999293,23cyclictest0-21swapper/310:40:313
2217999293,20cyclictest0-21swapper/307:33:383
22179992918,7cyclictest8443-21sed10:48:453
22179992918,7cyclictest13329-21idleruntime-cro11:03:243
22179992918,7cyclictest13329-21idleruntime-cro11:03:243
22179992917,7cyclictest2831-21sed10:33:433
22179992914,10cyclictest0-21swapper/310:57:523
2216599294,21cyclictest0-21swapper/109:28:451
2216599293,22cyclictest0-21swapper/111:52:061
2216599293,21cyclictest0-21swapper/112:23:451
2216599293,21cyclictest0-21swapper/108:33:361
22165992919,6cyclictest638-21runrttasks09:43:411
22165992913,11cyclictest0-21swapper/111:28:301
2216199293,22cyclictest0-21swapper/011:24:470
22161992920,6cyclictest3-21ksoftirqd/009:09:020
22161992920,6cyclictest3-21ksoftirqd/009:09:020
22161992919,6cyclictest5527-21ntp_offset09:13:480
22161992919,6cyclictest3-21ksoftirqd/010:23:360
2217999284,19cyclictest0-21swapper/311:33:013
2217999284,19cyclictest0-21swapper/309:38:423
2217999284,18cyclictest0-21swapper/308:23:393
22179992819,6cyclictest7947-21tr07:53:493
22179992819,5cyclictest29659-21/usr/sbin/munin08:53:383
22179992818,6cyclictest24772-21/usr/sbin/munin11:33:353
22179992818,6cyclictest17491-21ksmtuned09:46:443
22179992816,8cyclictest15218-21cut12:33:373
2216599283,21cyclictest0-21swapper/112:20:301
2216199284,20cyclictest0-21swapper/009:33:460
2216199284,19cyclictest0-21swapper/009:43:400
22161992818,6cyclictest2399-21aten_rbpower_vo10:33:360
22161992716,7cyclictest11947-21tune2fs10:58:380
22161992716,7cyclictest11947-21tune2fs10:58:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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