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2026-04-11 - 20:00
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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 100 highest latencies:
System rackbslot4.osadl.org (updated Sat Apr 11, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
262999604,51cyclictest0-21swapper/306:05:453
2629996022,33cyclictest14869-21wc08:01:083
2629995723,28cyclictest2542-21grep08:30:543
2629995716,35cyclictest0-21swapper/310:25:543
2623995720,31cyclictest7113-21awk07:41:022
261899574,48cyclictest0-21swapper/109:15:511
2629995625,26cyclictest8270-21latency_hist11:30:363
261499564,25cyclictest0-21swapper/009:16:450
199925610,16sleep10-21swapper/106:01:131
261899553,47cyclictest0-21swapper/109:01:271
261499553,46cyclictest15857-21timerandwakeup09:31:070
209225512,36sleep00-21swapper/006:02:200
20442559,16sleep30-21swapper/306:01:433
2629995421,28cyclictest25805-21/usr/sbin/munin11:11:013
2629995421,27cyclictest548-21NetworkManager08:55:403
2629995418,29cyclictest22463-21cpu09:40:503
2623995417,6cyclictest15522-21diskmemload09:34:262
2623995412,7cyclictest29120-21ntpdc09:06:002
2623995412,7cyclictest29120-21ntpdc09:06:002
261899544,45cyclictest0-21swapper/108:59:121
261899542,46cyclictest16251-21ssh10:56:551
262999534,18cyclictest0-21swapper/310:41:593
2629995316,5cyclictest5904-21sh09:18:323
2629995315,7cyclictest9159-21cut10:05:503
262399533,23cyclictest0-21swapper/211:25:152
2623995325,23cyclictest286272chrt10:30:572
2623995322,25cyclictest22780-21tr11:05:582
2623995318,6cyclictest638-21runrttasks11:30:482
2623995313,6cyclictest11983-21/usr/sbin/munin09:26:052
261899533,46cyclictest0-21swapper/109:30:531
2618995312,36cyclictest25997-21latency_hist09:45:381
261499534,44cyclictest0-21swapper/008:00:550
261499532,45cyclictest5704-21processes11:26:000
261499531,30cyclictest8150irq/23-uhci_hcd10:32:470
2629995221,27cyclictest370-21ps07:24:363
2629995218,7cyclictest16083-21mcelog.cron10:56:353
2629995217,5cyclictest19963-21sh09:36:133
2629995216,5cyclictest4423-21sh11:25:263
262399524,15cyclictest0-21swapper/208:21:542
262399524,15cyclictest0-21swapper/208:21:542
2623995222,25cyclictest11124-21idleruntime10:50:512
2623995215,6cyclictest26840-21sh10:29:012
261899525,5cyclictest0-21swapper/108:16:491
261899524,43cyclictest0-21swapper/108:14:261
261499524,23cyclictest0-21swapper/008:07:160
2614995216,29cyclictest0-21swapper/010:15:560
262999514,19cyclictest0-21swapper/311:02:043
2629995120,27cyclictest17260-21aten_rbpower_vo08:50:513
2629995116,8cyclictest554-21dbus-daemon06:50:433
2629995116,7cyclictest6344-21cut07:40:413
2629995113,5cyclictest26186-21sh09:01:353
262399514,15cyclictest0-21swapper/208:12:072
2623995121,25cyclictest23793-21sh10:25:362
2623995119,26cyclictest31456-21forks07:20:532
2623995118,6cyclictest30347-21missed_timers11:15:582
2623995118,5cyclictest8203-21sh08:37:592
2623995117,7cyclictest32414-21fschecks_time09:10:542
2623995116,5cyclictest28936-21sh11:14:472
2623995114,8cyclictest548-21NetworkManager08:35:392
2623995114,7cyclictest23588-21cpu08:15:532
2618995113,32cyclictest0-21swapper/108:35:531
261499518,37cyclictest0-21swapper/009:26:410
261499513,18cyclictest3-21ksoftirqd/008:26:090
262999503,19cyclictest15843-21/usr/sbin/munin08:05:503
2629995020,25cyclictest26133-21/usr/sbin/munin09:46:033
2629995019,26cyclictest24091-21latency08:16:003
2629995016,8cyclictest29461-21wget07:15:543
2629995016,7cyclictest8857-21fschecks_count11:30:503
2629995015,5cyclictest8598-21sh10:46:493
2629995015,5cyclictest8598-21sh10:46:493
2629995012,7cyclictest22519-21load06:56:023
2629995012,33cyclictest8646-21latency_hist10:05:373
2629995010,8cyclictest30308-21tune2fs09:50:523
262399504,19cyclictest0-21swapper/210:16:492
262399504,16cyclictest0-21swapper/210:13:082
262399503,15cyclictest0-21swapper/208:40:542
2623995022,23cyclictest18598-21idleruntime06:46:002
2623995018,6cyclictest638-21runrttasks06:23:552
2623995018,5cyclictest18470-21unixbench_singl08:51:112
2623995017,7cyclictest638-21runrttasks11:29:222
2623995017,7cyclictest21328-21idleruntime08:55:552
2623995015,6cyclictest11722-21timerandwakeup06:26:102
261899504,8cyclictest0-21swapper/108:21:291
261899504,8cyclictest0-21swapper/108:21:291
261899504,41cyclictest0-21swapper/108:06:591
261499505,39cyclictest0-21swapper/010:24:130
261499505,39cyclictest0-21swapper/007:16:040
261499504,41cyclictest0-21swapper/009:56:270
261499504,40cyclictest0-21swapper/009:49:590
261499504,40cyclictest0-21swapper/009:24:420
261499504,40cyclictest0-21swapper/007:35:510
261499503,42cyclictest0-21swapper/011:16:150
262999498,9cyclictest0-21swapper/310:15:533
262999494,39cyclictest0-21swapper/308:49:103
262999494,17cyclictest0-21swapper/309:58:243
262999494,16cyclictest0-21swapper/310:52:423
262999494,16cyclictest0-21swapper/309:13:283
262999493,18cyclictest0-21swapper/310:10:463
2629994917,6cyclictest22514-21if_eth211:05:533
2629994917,5cyclictest12153-21df_inode07:55:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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