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2025-09-16 - 07:02
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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 highest latencies:
System rackbslot4.osadl.org (updated Tue Sep 16, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
838599745,62cyclictest0-21swapper/317:11:453
838599736,61cyclictest0-21swapper/317:22:003
838599725,60cyclictest0-21swapper/318:42:243
838599725,60cyclictest0-21swapper/318:42:243
838599725,14cyclictest0-21swapper/318:51:383
838599714,6cyclictest0-21swapper/315:57:473
838599714,33cyclictest0-21swapper/313:50:473
838599712,7cyclictest7168-21ssh18:22:333
838599705,32cyclictest0-21swapper/316:53:243
838599704,60cyclictest0-21swapper/317:41:563
838599704,60cyclictest0-21swapper/316:17:073
838599704,6cyclictest0-21swapper/315:37:563
838599703,59cyclictest0-21swapper/315:41:423
838599695,7cyclictest0-21swapper/316:27:223
838599695,57cyclictest0-21swapper/318:15:313
838599694,7cyclictest0-21swapper/318:41:063
838599694,59cyclictest0-21swapper/315:48:013
838599694,59cyclictest0-21swapper/315:48:013
838599694,58cyclictest0-21swapper/318:16:523
838599694,58cyclictest0-21swapper/315:52:063
838599694,30cyclictest0-21swapper/317:26:313
838599693,33cyclictest17554-21iostat_ios17:51:283
838599693,32cyclictest0-21swapper/313:39:053
838599687,26cyclictest0-21swapper/317:47:443
838599685,56cyclictest0-21swapper/318:29:133
838599684,9cyclictest0-21swapper/317:58:323
838599684,7cyclictest0-21swapper/317:04:263
838599684,58cyclictest0-21swapper/316:11:483
838599684,57cyclictest0-21swapper/316:37:383
838599684,57cyclictest0-21swapper/316:37:383
838599684,32cyclictest0-21swapper/318:09:343
838599684,31cyclictest0-21swapper/318:56:393
838599684,31cyclictest0-21swapper/317:40:033
838599684,28cyclictest0-21swapper/316:48:063
838599683,7cyclictest26733-21ssh18:05:103
838599683,56cyclictest0-21swapper/313:42:173
838599683,34cyclictest0-21swapper/317:00:523
838599675,6cyclictest0-21swapper/317:06:383
838599674,33cyclictest0-21swapper/317:31:543
838599673,21cyclictest0-21swapper/316:41:553
8380996710,51cyclictest16690-21grep18:36:412
838599664,28cyclictest0-21swapper/316:04:233
838599662,7cyclictest25090-21cat18:51:083
838599662,33cyclictest13140-21open_files18:31:353
838599662,31cyclictest10606-21cat16:06:403
838599654,28cyclictest0-21swapper/317:17:033
838599653,33cyclictest0-21swapper/316:21:513
838599653,30cyclictest0-21swapper/316:31:383
838599633,33cyclictest0-21swapper/313:55:433
836799633,8cyclictest9106-21cpu13:36:260
8380996211,45cyclictest26061-21sed15:41:442
838099609,45cyclictest8482-21sshd16:04:122
838599594,29cyclictest0-21swapper/319:01:363
838099598,44cyclictest32219-21ls19:01:382
8380995911,42cyclictest24920-21sendmail_mailtr18:01:362
838599583,33cyclictest0-21swapper/313:56:313
838099578,43cyclictest31817-21ssh17:26:052
8380995714,10cyclictest0-21swapper/217:51:032
8380995712,38cyclictest29258-21mailstats15:46:382
8380995712,38cyclictest29258-21mailstats15:46:382
8380995710,41cyclictest31619-21/usr/sbin/munin15:51:392
8367995727,25cyclictest4486-21tail17:31:420
8380995614,36cyclictest13723-21ssh16:11:342
8380995613,37cyclictest0-21swapper/218:53:512
837199568,17cyclictest0-21swapper/116:37:421
837199568,17cyclictest0-21swapper/116:37:421
8371995646,5cyclictest21-21ksoftirqd/117:46:091
8367995523,27cyclictest5895-21sort18:21:250
8367995515,35cyclictest667-21runrttasks15:53:240
838099545,21cyclictest0-21swapper/216:32:262
8380995412,37cyclictest1150-21ssh18:14:502
8380995411,37cyclictest15728-21/usr/sbin/munin17:01:372
8380995411,37cyclictest0-21swapper/216:36:122
8380995411,37cyclictest0-21swapper/216:36:122
838099541,47cyclictest0-21swapper/218:01:092
838099540,48cyclictest0-21swapper/218:41:282
838099540,48cyclictest0-21swapper/218:41:282
837199543,44cyclictest0-21swapper/115:23:281
836799543,45cyclictest17715-21sed16:16:420
838099539,38cyclictest0-21swapper/217:54:242
838099539,38cyclictest0-21swapper/216:17:002
838099536,42cyclictest32462-21ls14:36:442
838099535,42cyclictest3114-21ssh16:43:002
8380995313,34cyclictest23367-21/usr/sbin/munin16:26:252
8380995311,36cyclictest27419-21/usr/sbin/munin18:06:372
836799537,40cyclictest14601-21aten_rbpower_cu13:51:270
8367995324,25cyclictest1380-21ls14:41:300
8367995320,27cyclictest27133-21latency_hist18:06:100
8367995315,32cyclictest26291-21unixbench_multi15:41:470
838099527,39cyclictest0-21swapper/217:01:012
838099526,41cyclictest4461-21sed17:31:422
838099526,40cyclictest0-21swapper/218:49:062
838099526,40cyclictest0-21swapper/218:33:412
838099526,40cyclictest0-21swapper/217:39:382
838099526,40cyclictest0-21swapper/216:07:072
838099526,40cyclictest0-21swapper/215:57:392
838099523,43cyclictest0-21swapper/216:53:512
8380995215,31cyclictest28560-21ssh18:56:242
8380995210,37cyclictest10598-21ssh18:27:252
8380995210,36cyclictest0-21swapper/217:11:132
837199525,41cyclictest0-21swapper/116:03:111
837199524,7cyclictest0-21swapper/115:42:581
837199524,43cyclictest0-21swapper/118:13:231
837199524,42cyclictest0-21swapper/118:22:591
8367995219,28cyclictest24020-21basename14:16:250
838099518,37cyclictest19758-21ssh17:06:522
838099517,38cyclictest24378-21ssh15:40:162
838099515,40cyclictest0-21swapper/218:22:022
838099513,42cyclictest0-21swapper/215:28:002
8380995112,33cyclictest0-21swapper/216:21:432
8380995110,36cyclictest27204-21ssh17:18:122
8380995110,35cyclictest2136-21df18:16:212
837199517,38cyclictest0-21swapper/117:10:231
837199515,40cyclictest0-21swapper/116:51:101
837199513,42cyclictest0-21swapper/117:04:401
8371995114,31cyclictest21-21ksoftirqd/117:21:111
836799516,38cyclictest11635-21fschecks_count16:56:250
836799513,7cyclictest0-21swapper/016:51:420
836799513,7cyclictest0-21swapper/016:06:580
8367995122,25cyclictest20583-21gzip15:31:360
8367995115,31cyclictest23821-21idleruntime16:26:310
8367995113,31cyclictest13544-21unixbench_multi18:31:420
838099507,38cyclictest29491-21latency_hist14:31:132
838099507,38cyclictest29491-21latency_hist14:31:132
8380995011,34cyclictest11431-21unixbench_singl17:41:412
837199508,37cyclictest0-21swapper/116:55:321
837199504,40cyclictest0-21swapper/118:58:451
837199504,40cyclictest0-21swapper/116:19:211
837199504,40cyclictest0-21swapper/115:51:131
837199504,40cyclictest0-21swapper/114:01:451
837199503,41cyclictest0-21swapper/114:09:551
836799507,37cyclictest31279-21entropy19:01:240
836799507,36cyclictest13662-21chrt15:13:550
836799505,38cyclictest26548-21/usr/sbin/munin17:16:420
836799505,13cyclictest13055-21fschecks_time13:46:300
836799504,14cyclictest0-21swapper/016:02:220
836799504,11cyclictest0-21swapper/016:12:410
836799503,8cyclictest30400-21/usr/sbin/munin16:36:260
836799503,8cyclictest30400-21/usr/sbin/munin16:36:260
836799503,40cyclictest20924-21switchtime16:21:420
836799502,43cyclictest29908-21unixbench-2d17:21:410
836799502,43cyclictest16836-21grep18:36:420
8367995018,27cyclictest23054-21swap18:46:370
8367995017,28cyclictest31494-21latency18:11:270
8367995017,28cyclictest1229-21/usr/sbin/munin16:41:380
8367995016,29cyclictest13566-21/usr/sbin/munin17:46:290
8367995015,30cyclictest667-21runrttasks17:42:530
8367995015,30cyclictest667-21runrttasks15:03:360
8367995015,30cyclictest667-21runrttasks15:00:420
8367995015,29cyclictest667-21runrttasks15:30:030
838099496,37cyclictest0-21swapper/217:27:052
8380994916,28cyclictest27489-21latency_hist14:26:142
8380994912,31cyclictest0-21swapper/213:51:152
837199495,38cyclictest0-21swapper/117:20:451
837199495,11cyclictest0-21swapper/114:36:321
837199494,39cyclictest0-21swapper/115:06:261
837199493,40cyclictest0-21swapper/117:49:591
836799497,36cyclictest32359-21sendmail_mailst14:36:420
836799497,36cyclictest23006-21unixbench-2d17:11:410
836799497,36cyclictest21592-21chrt18:45:360
836799497,36cyclictest21592-21chrt18:45:360
836799495,38cyclictest27824-21ksmtuned18:56:010
836799495,37cyclictest23038-21switchtime14:11:420
836799493,8cyclictest0-21swapper/017:56:260
8367994920,23cyclictest2749-21taskset15:56:240
8367994917,27cyclictest9465-21cut18:26:290
8367994916,28cyclictest28881-21grep15:46:310
8367994916,28cyclictest28881-21grep15:46:310
8367994915,29cyclictest667-21runrttasks13:59:120
8367994914,30cyclictest27419-21/usr/sbin/munin18:06:310
8367994914,30cyclictest11417-21grep13:41:340
8367994914,29cyclictest20198-21latency_hist17:56:090
8367994914,29cyclictest18435-21cpu17:06:240
8367994911,33cyclictest16201-21grep17:01:430
838099487,35cyclictest19767-21cut15:31:222
838099484,38cyclictest0-21swapper/215:02:292
838099484,38cyclictest0-21swapper/214:46:262
837199484,38cyclictest0-21swapper/118:48:371
837199484,38cyclictest0-21swapper/115:11:411
837199484,37cyclictest0-21swapper/116:23:381
837199484,20cyclictest0-21swapper/116:43:291
837199483,39cyclictest0-21swapper/115:16:441
8371994817,26cyclictest3501-21ntp_offset15:56:361
8371994811,5cyclictest0-21swapper/117:37:451
8371994811,5cyclictest0-21swapper/116:08:481
8371994811,31cyclictest0-21swapper/117:35:291
8371994811,31cyclictest0-21swapper/114:21:301
836799487,34cyclictest29884-21fschecks_count14:31:310
836799487,34cyclictest29884-21fschecks_count14:31:310
836799486,37cyclictest26643-21proc_pri14:21:380
836799483,7cyclictest9845-21/usr/sbin/munin17:41:090
836799483,38cyclictest32751-21sort17:26:300
8367994821,22cyclictest20689-21ethtool14:06:310
836799482,40cyclictest22641-21smart_sda15:36:390
8367994818,24cyclictest28065-21grep16:31:410
8367994815,28cyclictest667-21runrttasks15:25:070
8367994815,27cyclictest10974-21missed_timers15:06:340
8367994813,28cyclictest14355-21fschecks_count15:16:310
838099474,37cyclictest0-21swapper/214:56:292
837199474,38cyclictest0-21swapper/118:07:081
837199474,38cyclictest0-21swapper/116:29:081
837199474,38cyclictest0-21swapper/115:01:451
837199474,37cyclictest0-21swapper/114:46:431
837199474,37cyclictest0-21swapper/114:26:361
837199474,37cyclictest0-21swapper/114:26:361
837199474,19cyclictest0-21swapper/114:35:291
837199474,19cyclictest0-21swapper/114:35:291
837199473,8cyclictest0-21swapper/118:36:181
837199473,40cyclictest0-21swapper/117:14:501
837199472,16cyclictest5377-21kworker/1:318:30:351
8371994712,29cyclictest0-21swapper/116:57:131
8371994711,5cyclictest0-21swapper/117:53:271
836799478,7cyclictest0-21swapper/018:56:180
836799474,37cyclictest0-21swapper/018:16:330
8367994716,25cyclictest4895-21fschecks_count14:51:280
8367994714,28cyclictest667-21runrttasks16:47:430
8367994711,31cyclictest28630-21switchtime14:26:420
8367994711,31cyclictest28630-21switchtime14:26:420
221752473,9sleep10-21swapper/117:57:291
838099468,33cyclictest2610-21crond14:46:132
838099464,37cyclictest0-21swapper/214:11:322
838099464,37cyclictest0-21swapper/213:59:002
838099464,36cyclictest0-21swapper/214:51:302
838099463,37cyclictest0-21swapper/215:12:282
838099463,37cyclictest0-21swapper/214:05:352
8380994610,31cyclictest30505-21sensors14:31:432
8380994610,31cyclictest30505-21sensors14:31:432
837199467,34cyclictest0-21swapper/118:51:161
837199465,36cyclictest0-21swapper/118:43:331
837199465,36cyclictest0-21swapper/118:43:331
837199464,9cyclictest0-21swapper/114:56:381
837199464,37cyclictest0-21swapper/119:01:221
837199464,37cyclictest0-21swapper/116:11:271
837199464,37cyclictest0-21swapper/114:41:471
837199464,36cyclictest0-21swapper/118:04:181
837199464,36cyclictest0-21swapper/117:27:311
837199464,36cyclictest0-21swapper/114:51:361
837199464,35cyclictest0-21swapper/118:32:311
837199463,4cyclictest0-21swapper/114:11:401
837199463,37cyclictest0-21swapper/118:18:281
8371994610,5cyclictest0-21swapper/115:51:071
8371994610,5cyclictest0-21swapper/115:51:071
8371994610,31cyclictest21-21ksoftirqd/116:31:281
8367994617,24cyclictest3196-21fschecks_time14:46:280
8367994612,29cyclictest18628-21fschecks_time14:01:290
838099455,35cyclictest0-21swapper/214:11:152
8380994510,30cyclictest14788-21fschecks_count13:51:302
837199454,37cyclictest0-21swapper/115:36:271
837199454,36cyclictest0-21swapper/115:26:411
837199453,37cyclictest0-21swapper/115:31:441
838099444,35cyclictest0-21swapper/215:06:322
838099444,35cyclictest0-21swapper/214:16:592
838099444,34cyclictest0-21swapper/213:39:012
837199444,9cyclictest0-21swapper/113:56:391
838099433,9cyclictest0-21swapper/215:21:302
837199434,34cyclictest0-21swapper/114:21:081
838099424,6cyclictest0-21swapper/213:46:142
838099423,34cyclictest0-21swapper/215:16:342
65082419,23sleep10-21swapper/113:31:281
104302413,8sleep10-21swapper/113:38:561
838099409,26cyclictest7796-21latency_hist16:51:102
8371993827,6cyclictest13934-21grep13:46:461
8385993723,9cyclictest30475-21find14:31:423
8385993723,9cyclictest30475-21find14:31:423
800823612,17sleep20-21swapper/213:34:472
108412363,8sleep10-21swapper/113:41:221
838599354,25cyclictest0-21swapper/314:11:253
646923512,17sleep00-21swapper/013:31:190
838599343,25cyclictest0-21swapper/314:27:053
838599343,25cyclictest0-21swapper/314:27:053
8385993423,7cyclictest18660-21tune2fs14:01:293
8385993423,7cyclictest14703-21cat15:16:373
8385993422,8cyclictest9199-21ntpdc15:01:373
8385993422,7cyclictest18450-21ls15:26:343
838599334,24cyclictest0-21swapper/314:22:503
838599333,24cyclictest0-21swapper/314:16:453
8385993322,7cyclictest1464-21grep14:41:323
8385993322,7cyclictest10697-21fschecks_time15:06:293
8385993321,7cyclictest5135-21idleruntime14:51:303
837199333,25cyclictest0-21swapper/113:52:411
789423310,17sleep30-21swapper/313:33:313
838599324,23cyclictest0-21swapper/314:49:393
838599324,23cyclictest0-21swapper/314:38:163
838599323,23cyclictest0-21swapper/314:07:153
838599313,23cyclictest0-21swapper/314:58:293
838599284,18cyclictest0-21swapper/315:21:283
838599283,20cyclictest0-21swapper/315:31:213
838599283,10cyclictest0-21swapper/315:14:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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