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2025-06-16 - 23:56
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack2slot7.osadl.org (updated Mon Jun 16, 2025 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
311133599523,35cyclictest3232507-21basename11:01:410
3111335994821,8cyclictest0-21swapper/010:21:460
311133599441,40cyclictest3217233-21grep10:41:390
311133599441,24cyclictest3249998-21ntpq11:26:450
311133599433,30cyclictest3300568-21awk12:23:410
3111335994025,3cyclictest3246276-21ld11:21:460
311133599402,11cyclictest3275270-21gltestperf11:56:420
311133599392,27cyclictest3230041-21ssh10:57:410
311133599361,30cyclictest0-21swapper/012:41:420
311133599360,28cyclictest0-21swapper/009:26:470
3111335993525,1cyclictest0-21swapper/011:41:440
311133599351,32cyclictest3207942-21latency_hist10:28:400
311133599351,26cyclictest0-21swapper/009:43:390
311133599343,24cyclictest3238969-21/usr/sbin/munin11:11:430
3111335993421,12cyclictest3288625-21cut12:11:420
3111336993322,10cyclictest1125-21rtkit-daemon07:26:481
311133599330,30cyclictest0-21swapper/009:38:400
311133599330,2cyclictest0-21swapper/009:31:470
311133599320,4cyclictest3192726-21cat10:08:400
311133599315,18cyclictest1006-21mta-sts-daemon09:56:380
311133599311,25cyclictest3194571-21grep10:11:400
311133599311,24cyclictest0-21swapper/010:16:460
311133799304,20cyclictest3238636-21/usr/sbin/munin11:11:502
311133799300,2cyclictest3253912-21ntpq11:31:452
311133599304,23cyclictest3146760-21fschecks_count09:01:430
311133599302,16cyclictest0-21swapper/012:36:430
3111335993018,7cyclictest3292868-21sed12:16:430
311133599301,29cyclictest0-21swapper/012:08:400
3111335993012,15cyclictest3179153-21fschecks_time09:51:410
3111337992923,3cyclictest3300510-21apt-key12:23:412
311133699294,20cyclictest111788-21systemd-journal12:24:131
311133599292,12cyclictest0-21swapper/012:21:350
3111335992916,2cyclictest3142128-21grep08:46:440
311133799288,16cyclictest633-21gpm11:58:422
311133599283,21cyclictest3128110-21munin-run08:03:400
311133599282,23cyclictest3133624-21fschecks_time08:21:550
3111335992819,2cyclictest0-21swapper/010:01:380
311133599280,5cyclictest3264076-21sendmail-msp11:44:270
311133599280,27cyclictest3120759-21find07:41:440
311133599280,25cyclictest3118440-21fschecks_count07:36:370
311133599280,1cyclictest3225591-21ntpq10:51:460
311133599280,1cyclictest0-21swapper/008:41:380
311133699275,4cyclictest0-21swapper/110:57:411
311133599274,19cyclictest3131714-21aten_r2power_en08:16:350
311133599273,22cyclictest3209763-21sed10:31:410
311133599271,25cyclictest0-21swapper/012:01:380
311133599271,24cyclictest3138292-21tail08:36:390
311133599271,21cyclictest3148141-21/usr/sbin/munin09:06:420
311133599270,1cyclictest0-21swapper/007:31:360
311133799264,19cyclictest3168458-21ntpq09:36:452
311133599264,20cyclictest3213634-21head10:36:440
311133599263,22cyclictest3270786-21tune2fs11:51:440
311133599262,22cyclictest3257795-21ntpq11:36:430
311133599262,22cyclictest3253344-21tune2fs11:31:410
311133599262,20cyclictest3113377-21aten_r2power_vo07:21:380
3111335992619,1cyclictest0-21swapper/009:23:070
3111335992613,9cyclictest191rcuc/007:13:390
311133599261,20cyclictest0-21swapper/009:15:020
311133599261,16cyclictest1458209-1kworker/0:1H+kblockd10:44:080
311133599260,21cyclictest3130393-21grep08:11:410
311133799252,20cyclictest3260040-21ssh11:38:532
311133599251,20cyclictest3145145-21fschecks_time08:56:400
311133599251,20cyclictest3143464-21grep08:51:420
311133599251,20cyclictest0-21swapper/012:33:080
3111335992511,13cyclictest0-21swapper/007:56:350
311133599250,24cyclictest3115168-21tune2fs07:26:380
311133599250,23cyclictest3150066-21cut09:11:410
311133599250,22cyclictest3123113-21head07:51:370
311133599250,19cyclictest3121484-21aten_r2power_en07:46:360
311133699242,19cyclictest3111287-21munin-run07:13:391
311133599243,18cyclictest3243858-21apt11:18:390
311133599242,20cyclictest3111888-21fschecks_count07:16:390
311133599241,18cyclictest3135257-21fschecks_count08:26:380
311133899234,10cyclictest0-21swapper/311:11:503
311133699233,16cyclictest3236618-21sed11:06:501
311133699232,3cyclictest171rcu_preempt10:16:441
311133599232,20cyclictest3128472-21aten2.4-expect08:06:370
311133599231,13cyclictest0-21swapper/009:47:100
3111337992217,4cyclictest605-21avahi-daemon11:06:492
311133699221,16cyclictest3167496-21/usr/sbin/munin09:36:441
311133599222,17cyclictest3137034-21sed08:31:390
311133599221,19cyclictest3237534-21grep11:08:400
112699220,3rtkit-daemon1006-21mta-sts-daemon11:53:332
3111337992114,4cyclictest3119474-21grep07:36:472
311133699214,12cyclictest1008-21mta-sts-daemon12:37:511
311133699213,1cyclictest0-21swapper/109:58:541
3111336992117,3cyclictest3289615-21grep12:11:521
3111336992111,7cyclictest3278005-21ssh11:58:421
3111336992111,7cyclictest3140996-21cat08:41:491
311133699211,16cyclictest3133662-21cut08:21:551
311133699210,18cyclictest3277393-21apt-get11:58:401
311133799209,8cyclictest3179334-21if_end009:51:412
311133799204,14cyclictest3288450-21/usr/sbin/munin12:11:412
311133799201,17cyclictest3258327-21sed11:36:502
311133799201,16cyclictest3140217-21grep08:41:402
311133699202,15cyclictest3308298-21tail12:31:411
3111336992014,5cyclictest3144523-21grep08:51:521
311133699201,13cyclictest3131280-21sed08:11:501
112699200,4rtkit-daemon1005-21mta-sts-daemon09:24:351
311133799193,10cyclictest3216899-21/usr/sbin/munin10:41:392
311133799192,14cyclictest3147840-21apt-get09:03:002
311133799192,13cyclictest3195082-21ntpq10:11:452
3111337991915,3cyclictest3116837-21cut07:31:382
311133799191,15cyclictest3127057-21grep08:01:562
3111337991911,5cyclictest0-21swapper/210:46:452
311133699192,15cyclictest3293229-21ssh12:16:461
311133699192,12cyclictest1006-21mta-sts-daemon12:06:441
3111336991917,1cyclictest0-21swapper/109:16:401
3111336991915,3cyclictest3219288-21cron10:43:391
3111336991914,4cyclictest3271897-21unixbench_singl11:51:551
3111336991913,5cyclictest1005-21mta-sts-daemon08:26:471
311133899184,9cyclictest0-21swapper/312:24:133
311133799181,5cyclictest171rcu_preempt12:36:442
311133699186,7cyclictest3172058-21/usr/sbin/munin09:41:451
311133699183,10cyclictest3147768-21sed09:01:531
311133699182,8cyclictest3220710-21ssh10:46:381
3111336991816,1cyclictest0-21swapper/111:26:421
3111336991813,4cyclictest0-21swapper/111:31:511
311133699181,11cyclictest3164769-21proc_pri09:31:501
311133699181,11cyclictest11050irq/107-eth%d12:41:411
311133699180,16cyclictest3139545-21sed08:36:521
311133799174,8cyclictest3156280-21/usr/sbin/munin09:21:512
311133799174,10cyclictest3232844-21ssh11:01:452
311133799173,10cyclictest3191595-21ssh10:06:492
311133799172,14cyclictest3276228-21sed11:56:512
311133799172,12cyclictest3148501-21tune2fs09:06:422
3111337991714,2cyclictest0-21swapper/212:41:512
311133699176,8cyclictest3125053-21apt-get07:53:421
311133699174,10cyclictest3261917-21/usr/sbin/munin11:41:431
311133699173,10cyclictest3209613-21fschecks_count10:31:401
3111336991714,2cyclictest1008-21mta-sts-daemon11:46:421
3111336991713,3cyclictest3112392-21ntp_kernel_pll_07:16:431
3111336991712,3cyclictest3114567-21grep07:21:501
311133699171,12cyclictest3118892-21needreboot07:36:401
311133699170,15cyclictest3191253-21ntpq10:06:441
311133699170,14cyclictest3225984-21sed10:51:511
311133699170,12cyclictest3151123-21grep09:11:521
311133799165,5cyclictest3229182-21/usr/sbin/munin10:56:472
311133799163,8cyclictest3150110-21cut09:11:412
311133799163,7cyclictest3138579-21grep08:36:422
311133799162,13cyclictest3130364-21tune2fs08:11:412
311133799162,11cyclictest3175111-21aten_r2power_cu09:46:352
311133799162,10cyclictest3295227-21date12:18:402
311133799162,10cyclictest3206364-21/usr/sbin/munin10:26:442
311133799161,8cyclictest3203223-21grep10:21:532
3111337991614,1cyclictest1008-21mta-sts-daemon07:56:422
3111337991613,2cyclictest0-21swapper/212:31:412
311133699168,6cyclictest992-21lldpd11:21:411
311133699168,5cyclictest0-21swapper/112:21:391
311133699164,10cyclictest3157384-21ssh09:21:491
311133699163,11cyclictest3204202-21sendmail-msp10:24:161
311133699163,11cyclictest3133039-21cron08:18:401
311133699163,10cyclictest3126955-21/usr/sbin/munin08:01:551
3111336991613,3cyclictest3120559-21ntp_kernel_err07:41:411
311133699161,11cyclictest3182921-21fschecks_time09:56:391
311133699161,10cyclictest3145243-21tail08:56:411
311133899154,4cyclictest0-21swapper/312:41:403
311133899153,4cyclictest0-21swapper/307:53:423
311133799156,7cyclictest0-21swapper/207:26:352
311133799154,5cyclictest3184839-21http09:58:402
311133799153,9cyclictest3111869-21cut07:16:392
311133799153,8cyclictest3137935-21unixbench_singl08:31:482
311133799152,8cyclictest3131973-21fschecks_time08:16:382
311133799151,4cyclictest171rcu_preempt12:21:382
3111337991512,2cyclictest0-21swapper/208:26:392
311133799151,11cyclictest3245969-21if_wlan011:21:432
311133799151,11cyclictest3173542-21munin-run09:43:392
311133799151,10cyclictest3128704-21fschecks_time08:06:392
3111337991510,1cyclictest0-21swapper/207:46:422
311133799150,2cyclictest171rcu_preempt10:31:402
311133699154,7cyclictest3201850-21/usr/sbin/munin10:21:381
311133699154,4cyclictest3213495-21/usr/sbin/munin10:36:441
311133699153,9cyclictest3243859-21munin-run11:18:391
311133699153,11cyclictest3175454-21cut09:46:391
311133699152,8cyclictest3180273-21/usr/sbin/munin09:51:511
311133699151,6cyclictest3148842-21/usr/sbin/munin09:06:441
311133699151,4cyclictest3257899-21ntpq11:36:451
311133899145,7cyclictest0-21swapper/310:21:433
311133899143,4cyclictest0-21swapper/310:41:383
311133899142,9cyclictest0-21swapper/311:01:433
311133899142,7cyclictest0-21swapper/309:36:453
311133799145,7cyclictest3113624-21grep07:21:402
311133799144,8cyclictest3133394-21aten_r2power_fr08:21:442
311133799144,7cyclictest3284487-21ssh12:06:412
311133799143,2cyclictest11050irq/107-eth%d09:26:372
311133799142,9cyclictest3225210-21/usr/sbin/munin10:51:422
311133799142,9cyclictest3143561-21grep08:51:432
311133799142,3cyclictest0-21swapper/207:51:382
311133799142,10cyclictest3242040-21tune2fs11:16:402
311133799142,10cyclictest3152763-21fschecks_time09:16:412
311133799141,2cyclictest3187295-21/usr/sbin/munin10:01:422
311133799141,11cyclictest3266410-21sed11:46:432
311133799141,11cyclictest3141826-21grep08:46:422
311133799141,10cyclictest3250524-21grep11:26:512
311133799140,10cyclictest3145180-21grep08:56:402
311133699145,6cyclictest3194704-21/usr/sbin/munin10:11:411
311133699142,8cyclictest3238968-21ssh11:11:431
311133699141,10cyclictest3232595-21/usr/sbin/munin11:01:431
3111336991410,3cyclictest3121866-21grep07:46:391
311133699140,11cyclictest3141882-21cut08:46:421
311133899134,5cyclictest0-21swapper/309:16:453
311133899134,4cyclictest0-21swapper/307:21:493
311133899133,6cyclictest0-21swapper/307:31:433
311133899133,5cyclictest0-21swapper/309:41:363
311133899132,4cyclictest0-21swapper/312:20:103
311133799139,3cyclictest1007-21mta-sts-daemon10:36:562
311133799133,9cyclictest3120483-21missed_timers07:41:402
311133799131,3cyclictest3198910-21ssh10:16:432
3111337991310,2cyclictest0-21swapper/209:31:422
311133699132,7cyclictest3116551-21/usr/sbin/munin07:31:361
311133699131,9cyclictest3123324-21/usr/sbin/munin07:51:381
311133899124,5cyclictest0-21swapper/310:51:473
311133899124,4cyclictest0-21swapper/308:11:393
311133899123,7cyclictest0-21swapper/309:26:373
311133899123,5cyclictest0-21swapper/310:16:443
311133899123,5cyclictest0-21swapper/310:01:423
311133899123,4cyclictest0-21swapper/308:56:423
311133899122,8cyclictest0-21swapper/310:26:423
311133899122,6cyclictest0-21swapper/310:11:443
311133899122,5cyclictest0-21swapper/308:26:383
311133899122,5cyclictest0-21swapper/307:36:393
311133899122,4cyclictest0-21swapper/312:11:413
311133699122,5cyclictest3136712-21aten_r2power_po08:31:371
311133899115,5cyclictest0-21swapper/311:16:383
311133899114,5cyclictest0-21swapper/311:58:423
311133899114,3cyclictest0-21swapper/311:46:533
311133899113,6cyclictest0-21swapper/311:36:383
311133899113,5cyclictest0-21swapper/311:38:533
311133899113,5cyclictest0-21swapper/310:06:443
311133899113,5cyclictest0-21swapper/308:02:033
311133899113,3cyclictest0-21swapper/308:51:473
311133899112,6cyclictest0-21swapper/310:31:503
311133899112,5cyclictest0-21swapper/312:36:383
311133899112,5cyclictest0-21swapper/311:31:403
311133899112,5cyclictest0-21swapper/310:36:423
311133899112,5cyclictest0-21swapper/307:16:373
311133899112,3cyclictest0-21swapper/309:01:403
311133899111,7cyclictest0-21swapper/311:21:463
311133699111,8cyclictest3128368-21/usr/sbin/munin08:06:371
311133899105,2cyclictest0-21swapper/309:46:423
311133899104,4cyclictest0-21swapper/307:51:393
311133899104,3cyclictest0-21swapper/308:21:563
311133899103,4cyclictest0-21swapper/312:29:363
311133899103,4cyclictest0-21swapper/312:06:503
311133899103,4cyclictest0-21swapper/308:36:443
311133899102,6cyclictest0-21swapper/310:46:443
311133899102,6cyclictest0-21swapper/309:56:403
311133899102,4cyclictest0-21swapper/307:41:463
311133899102,3cyclictest0-21swapper/311:55:393
311133899102,3cyclictest0-21swapper/307:26:353
311133899101,6cyclictest0-21swapper/311:51:273
311133899101,5cyclictest0-21swapper/309:21:423
112699100,3rtkit-daemon1007-21mta-sts-daemon07:13:052
31113389994,3cyclictest0-21swapper/311:26:403
31113389994,3cyclictest0-21swapper/309:31:413
31113389993,4cyclictest0-21swapper/308:16:383
31113389993,3cyclictest0-21swapper/312:16:273
31113389992,5cyclictest0-21swapper/310:56:383
31113389992,4cyclictest0-21swapper/311:06:413
31113389992,4cyclictest0-21swapper/308:41:373
31113389992,4cyclictest0-21swapper/308:06:403
31113389992,3cyclictest0-21swapper/308:31:473
31113389992,3cyclictest0-21swapper/307:46:363
31113389991,5cyclictest0-21swapper/308:46:453
31113389991,4cyclictest0-21swapper/309:50:023
31113389990,5cyclictest0-21swapper/309:06:433
31113389972,3cyclictest0-21swapper/309:11:393
31113389951,3cyclictest0-21swapper/307:13:393
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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