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2026-09-21 - 16:45
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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 the highest latencies:
System rackbslot6.osadl.org (updated Mon Sep 21, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2324321640,1sleep20-21swapper/213:11:522
1315621540,4sleep0992299cyclictest09:51:400
1068911010,4ptp4l401ktimersoftd/309:43:583
3892790,2sleep00-21swapper/011:36:590
324862720,5sleep3994199cyclictest12:47:123
9941996914,26cyclictest16946-21sh13:37:163
97752654,10sleep00-21swapper/009:45:590
94802594,10sleep10-21swapper/109:42:081
293872590,4sleep0992299cyclictest14:56:570
202932590,2sleep10-21swapper/114:15:021
185212570,1sleep10-21swapper/113:06:531
58732540,4sleep35878-21irqrtprio10:41:493
54412530,4sleep3994199cyclictest13:59:353
201492520,2sleep30-21swapper/312:36:163
993499519,8cyclictest12145-21expr14:06:492
11752510,2sleep30-21swapper/314:27:293
994199504,20cyclictest0-21swapper/314:04:333
994199501,26cyclictest12906-21ssh13:33:473
994199481,24cyclictest5371-21/usr/sbin/munin15:06:553
994199481,24cyclictest14244-21sh12:29:313
994199471,26cyclictest4885-21ssh12:52:063
9926994735,5cyclictest25-21ksoftirqd/111:51:451
994199461,22cyclictest29000-21ssh14:23:173
994199460,24cyclictest3855-21/usr/sbin/munin14:31:513
994199451,23cyclictest14009-21fschecks_time14:41:533
994199451,22cyclictest29631-21/usr/sbin/munin14:57:023
994199441,30cyclictest21270-21/usr/sbin/munin12:36:493
994199441,24cyclictest17822-21cut11:06:513
994199441,23cyclictest6905-21sh13:27:213
994199440,24cyclictest3259-21sh13:24:303
994199440,23cyclictest14788-21/usr/sbin/munin11:56:543
993499449,5cyclictest33-21ksoftirqd/212:42:302
994199430,23cyclictest17533-21sed13:06:343
993499439,6cyclictest33-21ksoftirqd/213:27:092
993499439,6cyclictest33-21ksoftirqd/212:55:292
993499438,5cyclictest33-21ksoftirqd/213:57:012
992699436,3cyclictest121rcu_preempt10:42:001
994199420,23cyclictest27202-21sh14:55:403
993499427,5cyclictest33-21ksoftirqd/212:03:572
993499427,5cyclictest33-21ksoftirqd/211:43:252
9926994230,6cyclictest25-21ksoftirqd/112:11:451
994199411,23cyclictest29563-21/usr/sbin/munin13:51:503
994199410,22cyclictest11940-21taskset13:00:443
993499417,5cyclictest33-21ksoftirqd/214:19:092
9926994128,6cyclictest25-21ksoftirqd/115:01:471
229052410,1sleep10-21swapper/112:37:341
994199402,30cyclictest27545-21apt-get13:16:473
994199401,23cyclictest19787-21/usr/sbin/munin13:41:503
994199401,23cyclictest19787-21/usr/sbin/munin13:41:503
994199400,26cyclictest0-21swapper/312:42:033
994199400,23cyclictest9092-21forks14:36:523
993499409,7cyclictest33-21ksoftirqd/214:44:002
993499406,6cyclictest33-21ksoftirqd/212:17:202
9934994010,5cyclictest33-21ksoftirqd/214:32:472
994199392,33cyclictest20842-21tune2fs10:06:453
994199392,33cyclictest20842-21tune2fs10:06:453
994199390,24cyclictest3218-21taskset15:03:253
994199390,23cyclictest3612-21munin-node11:46:443
994199390,23cyclictest12598-21taskset15:12:323
994199390,22cyclictest29579-21/usr/sbin/munin12:11:543
993499399,5cyclictest33-21ksoftirqd/212:34:412
993499396,6cyclictest33-21ksoftirqd/210:06:472
993499396,6cyclictest33-21ksoftirqd/210:06:472
993499396,5cyclictest33-21ksoftirqd/212:11:582
9934993911,8cyclictest33-21ksoftirqd/213:43:532
9934993911,8cyclictest33-21ksoftirqd/213:43:532
993499390,12cyclictest29252-21fschecks_time11:31:472
106891390,1ptp4l401ktimersoftd/312:20:203
106891390,1ptp4l401ktimersoftd/312:09:453
106891390,1ptp4l401ktimersoftd/311:52:443
993499388,5cyclictest33-21ksoftirqd/214:58:262
993499387,6cyclictest33-21ksoftirqd/215:13:242
993499387,5cyclictest33-21ksoftirqd/215:04:472
993499387,5cyclictest33-21ksoftirqd/213:01:212
9922993831,4cyclictest3269-21sh11:46:310
106891380,1ptp4l401ktimersoftd/313:48:473
106891380,1ptp4l401ktimersoftd/313:12:103
106891380,1ptp4l401ktimersoftd/313:08:593
994199372,29cyclictest13210-21apt-get09:51:413
994199371,20cyclictest21315-21ssh14:48:503
9934993711,6cyclictest33-21ksoftirqd/214:51:032
9926993726,5cyclictest25-21ksoftirqd/111:06:441
130602370,4sleep1992699cyclictest14:06:551
106891370,1ptp4l401ktimersoftd/314:21:253
106891370,1ptp4l401ktimersoftd/312:23:353
106891370,1ptp4l401ktimersoftd/311:12:543
994199363,26cyclictest0-21swapper/311:36:413
994199363,24cyclictest21773-21apt-get11:16:453
9941993615,18cyclictest12161-21latency_hist10:56:313
994199360,2cyclictest0-21swapper/311:27:503
993499367,6cyclictest33-21ksoftirqd/212:26:052
993499367,5cyclictest33-21ksoftirqd/211:54:072
9926993631,3cyclictest25-21ksoftirqd/114:26:361
994199353,24cyclictest25301-21apt-get10:16:413
994199353,24cyclictest14651-21apt-get11:01:423
994199352,24cyclictest16785-21apt-get14:11:503
993499359,6cyclictest33-21ksoftirqd/213:33:092
993499356,5cyclictest33-21ksoftirqd/213:09:072
9934993511,5cyclictest33-21ksoftirqd/213:37:232
9926993528,3cyclictest25-21ksoftirqd/115:11:361
242582350,4sleep2993499cyclictest10:11:542
242582350,4sleep2993499cyclictest10:11:542
994199343,23cyclictest15599-21apt-get09:56:423
994199342,26cyclictest32614-21apt-get10:31:443
994199342,26cyclictest0-21swapper/311:21:433
993499348,5cyclictest33-21ksoftirqd/212:48:272
993499347,5cyclictest33-21ksoftirqd/212:36:522
9934993413,7cyclictest33-21ksoftirqd/211:47:372
9926993429,3cyclictest25-21ksoftirqd/114:26:401
9926993428,3cyclictest25-21ksoftirqd/112:46:331
9926993427,4cyclictest47050irq/101-ens3-Tx13:51:481
9926993421,10cyclictest25-21ksoftirqd/112:56:551
79182340,4sleep1241ktimersoftd/114:35:501
994199332,23cyclictest30033-21apt-get10:26:413
994199331,28cyclictest12965-21/usr/sbin/munin14:06:543
9941993311,18cyclictest18554-21cpuspeed_turbos12:01:453
993499339,6cyclictest33-21ksoftirqd/214:13:502
993499335,6cyclictest33-21ksoftirqd/214:03:472
993499335,5cyclictest33-21ksoftirqd/209:53:532
993499335,4cyclictest33-21ksoftirqd/214:54:432
993499334,7cyclictest33-21ksoftirqd/213:47:592
9934993311,7cyclictest33-21ksoftirqd/213:52:362
9926993327,3cyclictest25-21ksoftirqd/113:06:341
9926993327,3cyclictest25-21ksoftirqd/110:36:301
9926993322,6cyclictest25-21ksoftirqd/112:51:471
9922993319,6cyclictest0-21swapper/013:26:470
9941993214,15cyclictest3912-21sensors_temp10:36:533
9941993213,16cyclictest23394-21hddtemp_smartct10:11:443
9941993213,16cyclictest23394-21hddtemp_smartct10:11:443
9941993213,16cyclictest1809-21cat11:41:513
993499329,5cyclictest33-21ksoftirqd/212:26:392
993499328,6cyclictest33-21ksoftirqd/215:10:472
993499326,7cyclictest33-21ksoftirqd/214:36:392
9934993211,7cyclictest33-21ksoftirqd/211:58:522
9926993227,3cyclictest25-21ksoftirqd/111:17:021
9926993226,3cyclictest25-21ksoftirqd/112:26:331
9926993226,3cyclictest25-21ksoftirqd/109:51:291
9941993110,18cyclictest306772chrt11:33:163
993499318,6cyclictest33-21ksoftirqd/214:23:262
993499318,5cyclictest33-21ksoftirqd/214:29:432
993499318,5cyclictest33-21ksoftirqd/213:16:442
993499314,4cyclictest33-21ksoftirqd/211:05:592
9926993126,3cyclictest25-21ksoftirqd/110:21:291
9926993125,3cyclictest25-21ksoftirqd/113:41:341
9926993125,3cyclictest25-21ksoftirqd/112:06:321
9926993125,3cyclictest25-21ksoftirqd/111:01:441
9926993125,3cyclictest25-21ksoftirqd/110:31:301
994199301,25cyclictest8944-21switchtime10:46:583
994199301,25cyclictest27792-21grep10:21:443
994199301,22cyclictest12287-21apt-get10:56:423
9941993011,17cyclictest11058-21sshd09:46:483
993499308,6cyclictest33-21ksoftirqd/211:21:512
993499308,5cyclictest33-21ksoftirqd/212:08:352
993499307,7cyclictest11108-21sed09:46:492
993499307,5cyclictest33-21ksoftirqd/210:26:432
993499306,7cyclictest33-21ksoftirqd/213:22:272
993499303,6cyclictest33-21ksoftirqd/213:04:382
9926993025,3cyclictest25-21ksoftirqd/115:01:361
9926993025,3cyclictest25-21ksoftirqd/113:26:511
9926993025,3cyclictest25-21ksoftirqd/113:21:481
9926993024,3cyclictest25-21ksoftirqd/113:46:341
9926993024,3cyclictest25-21ksoftirqd/113:46:341
9926993023,3cyclictest25-21ksoftirqd/111:56:511
994199291,24cyclictest19749-21sed10:01:593
993499297,7cyclictest17902-21apt-config10:01:302
993499294,6cyclictest0-21swapper/209:56:512
9926992924,3cyclictest25-21ksoftirqd/114:01:351
9926992924,3cyclictest25-21ksoftirqd/110:36:481
9926992924,3cyclictest25-21ksoftirqd/110:22:001
9926992923,4cyclictest25-21ksoftirqd/112:26:441
9926992923,3cyclictest25-21ksoftirqd/114:56:371
9926992923,3cyclictest25-21ksoftirqd/114:46:511
9926992923,3cyclictest25-21ksoftirqd/114:41:361
9926992923,3cyclictest25-21ksoftirqd/113:46:551
9926992923,3cyclictest25-21ksoftirqd/110:11:411
9926992923,3cyclictest25-21ksoftirqd/110:11:411
9926992923,3cyclictest25-21ksoftirqd/109:51:321
9926992917,9cyclictest25-21ksoftirqd/113:21:331
9926992917,9cyclictest25-21ksoftirqd/112:51:341
993499289,7cyclictest33-21ksoftirqd/210:48:102
993499286,6cyclictest33-21ksoftirqd/210:31:312
993499286,5cyclictest33-21ksoftirqd/210:44:272
993499286,5cyclictest33-21ksoftirqd/210:21:512
9926992823,3cyclictest25-21ksoftirqd/112:31:441
9926992823,3cyclictest25-21ksoftirqd/112:06:521
9926992823,3cyclictest25-21ksoftirqd/111:01:311
9926992822,3cyclictest25-21ksoftirqd/115:11:551
9926992822,3cyclictest25-21ksoftirqd/114:01:481
9926992821,5cyclictest25-21ksoftirqd/112:19:101
9922992822,3cyclictest9-21ksoftirqd/013:14:310
91092286,10sleep20-21swapper/209:41:572
993499276,8cyclictest33-21ksoftirqd/211:15:552
993499276,5cyclictest33-21ksoftirqd/211:36:552
993499276,5cyclictest33-21ksoftirqd/211:26:462
993499276,5cyclictest33-21ksoftirqd/210:59:202
993499275,5cyclictest33-21ksoftirqd/210:56:242
993499275,5cyclictest33-21ksoftirqd/210:16:442
9926992722,3cyclictest25-21ksoftirqd/111:46:461
9926992721,3cyclictest25-21ksoftirqd/113:31:541
9926992721,3cyclictest25-21ksoftirqd/113:11:481
9926992721,3cyclictest25-21ksoftirqd/111:46:311
9926992721,3cyclictest25-21ksoftirqd/111:31:501
9922992721,3cyclictest9-21ksoftirqd/012:16:320
9922992721,3cyclictest9-21ksoftirqd/010:07:080
9922992721,3cyclictest9-21ksoftirqd/010:07:080
9922992715,6cyclictest21623-21ssh14:16:480
993499265,5cyclictest33-21ksoftirqd/211:21:052
993499265,5cyclictest33-21ksoftirqd/211:06:582
993499264,6cyclictest33-21ksoftirqd/210:36:512
9926992621,3cyclictest25-21ksoftirqd/111:11:511
9926992620,3cyclictest25-21ksoftirqd/111:27:191
9926992620,3cyclictest25-21ksoftirqd/110:06:581
9926992620,3cyclictest25-21ksoftirqd/110:06:581
9922992620,3cyclictest9-21ksoftirqd/013:19:450
9926992520,3cyclictest25-21ksoftirqd/114:17:051
9926992519,3cyclictest25-21ksoftirqd/110:01:501
9926992519,3cyclictest25-21ksoftirqd/109:56:491
9922992520,3cyclictest9-21ksoftirqd/012:16:390
9922992519,4cyclictest9721-21irqstats14:36:550
9922992519,3cyclictest9-21ksoftirqd/011:36:100
9922992519,3cyclictest9-21ksoftirqd/010:04:280
231262250,3sleep0992299cyclictest11:16:590
171172251,3sleep10-21swapper/114:44:581
9926992419,3cyclictest25-21ksoftirqd/111:41:311
9926992419,3cyclictest25-21ksoftirqd/111:21:481
9926992419,3cyclictest25-21ksoftirqd/110:46:421
992299242,15cyclictest19877-21ssh13:41:470
992299242,15cyclictest19877-21ssh13:41:470
9922992418,3cyclictest9-21ksoftirqd/011:04:310
9922992418,3cyclictest9-21ksoftirqd/010:45:210
9922992418,3cyclictest9-21ksoftirqd/010:27:510
9922992318,3cyclictest9-21ksoftirqd/012:56:080
9922992317,3cyclictest9-21ksoftirqd/014:10:120
9922992317,3cyclictest9-21ksoftirqd/012:07:340
9922992317,3cyclictest9-21ksoftirqd/011:24:260
9922992317,3cyclictest9-21ksoftirqd/010:23:360
9922992317,3cyclictest9-21ksoftirqd/010:11:390
9922992317,3cyclictest9-21ksoftirqd/010:11:390
9922992317,3cyclictest14174-21ls14:41:540
9922992317,3cyclictest13881-21grep11:56:470
992299231,14cyclictest31538-21ssh14:26:490
992299222,18cyclictest0-21swapper/012:26:110
992299222,12cyclictest30558-21ssh12:46:460
9922992218,2cyclictest0-21swapper/010:46:430
9922992216,3cyclictest9-21ksoftirqd/014:47:580
9922992216,3cyclictest9-21ksoftirqd/010:57:390
9922992215,4cyclictest9-21ksoftirqd/010:52:140
9922992215,4cyclictest9-21ksoftirqd/009:49:030
9922992215,4cyclictest21190-21sh14:16:350
992299221,3cyclictest3923-21snmp_o5powerctl10:36:550
992299221,19cyclictest0-21swapper/014:33:160
992299221,18cyclictest0-21swapper/013:47:430
992299221,18cyclictest0-21swapper/012:45:380
9926992114,4cyclictest25-21ksoftirqd/110:53:481
9922992116,3cyclictest9-21ksoftirqd/010:21:290
9922992115,3cyclictest9-21ksoftirqd/014:22:320
9922992115,3cyclictest9-21ksoftirqd/010:33:030
9922992115,3cyclictest22192-21snmp_o5powerctl12:36:570
992299211,4cyclictest1941-21sendmail_mailst15:01:570
9922992114,4cyclictest23226-21/usr/sbin/munin14:51:590
9922992113,5cyclictest19688-21fschecks_count11:11:480
992299211,18cyclictest0-21swapper/011:52:440
992299210,18cyclictest3265-21diskmemload12:56:420
203172210,1sleep00-21swapper/012:36:330
992299202,11cyclictest64-21kswapd015:06:470
9922992014,4cyclictest3265-21diskmemload12:29:190
9922992014,3cyclictest9-21ksoftirqd/011:26:510
9922992014,3cyclictest7611-21if_enp1s0.114:01:530
9922992014,3cyclictest3949-21sed13:57:050
9922992013,4cyclictest9-21ksoftirqd/011:11:290
9922992013,4cyclictest30010-21fschecks_time13:51:510
9922992012,5cyclictest46950irq/100-ens3-Tx13:36:460
992299201,17cyclictest0-21swapper/012:02:250
992299200,18cyclictest16140-21ssh13:04:320
9922991914,3cyclictest931-21irqstats13:21:540
9922991914,3cyclictest10444-21/usr/sbin/munin15:11:560
9922991913,3cyclictest9-21ksoftirqd/013:08:290
992299191,17cyclictest0-21swapper/013:31:590
992299190,16cyclictest3265-21diskmemload11:47:340
9922991811,4cyclictest15596-21bc09:56:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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