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2025-12-08 - 22:40
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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 Mon Dec 08, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2947699632,56cyclictest15529-21ls05:31:480
2948899562,8cyclictest12684-21/usr/sbin/munin01:31:512
2949599554,45cyclictest0-21swapper/306:11:063
2948899555,44cyclictest0-21swapper/205:16:492
29476995519,31cyclictest22433-21grep04:51:500
2949599544,45cyclictest0-21swapper/303:54:583
29476995423,27cyclictest11595-21fschecks_time05:26:330
29476995420,29cyclictest19209-21sendmail_mailtr01:46:500
29476995414,35cyclictest667-21runrttasks01:15:530
29476995413,35cyclictest28552-21rt-features02:11:500
29476995411,38cyclictest378-21systemd-journal01:21:240
2948899534,43cyclictest0-21swapper/206:08:372
2948899534,43cyclictest0-21swapper/205:12:282
2948899533,9cyclictest0-21swapper/206:01:182
2948899533,44cyclictest0-21swapper/204:02:252
2948899533,44cyclictest0-21swapper/203:35:172
2948899533,44cyclictest0-21swapper/202:55:322
29488995315,7cyclictest21827-21sshd01:56:192
29488995315,32cyclictest0-21swapper/203:26:522
2948199534,43cyclictest0-21swapper/106:16:571
29476995314,33cyclictest21186-21timerandwakeup01:51:520
29476995314,33cyclictest1581-21aten_rbpower_vo05:11:310
29476995313,34cyclictest30722-21unixbench_multi02:16:520
29476995313,34cyclictest11969-21unixbench_multi01:26:560
2949599523,8cyclictest19100-21grep03:56:383
2948899524,42cyclictest0-21swapper/204:59:092
2948899523,44cyclictest0-21swapper/205:36:282
2948899523,44cyclictest0-21swapper/205:36:282
2948899523,43cyclictest0-21swapper/206:13:212
29488995216,5cyclictest29-21ksoftirqd/203:56:552
29476995222,25cyclictest5419-21ls05:16:400
2947699522,44cyclictest18396-21latency_hist03:56:210
29476995216,31cyclictest667-21runrttasks02:45:280
29476995216,31cyclictest667-21runrttasks02:45:280
29476995215,31cyclictest16938-21kernelversion01:41:410
29476995214,33cyclictest667-21runrttasks02:01:340
29476995214,33cyclictest3169-21fschecks_time02:31:390
29476995214,31cyclictest667-21runrttasks05:25:090
29476995213,33cyclictest32191-21ntpq02:21:450
29476995213,32cyclictest13105-21idleruntime01:31:410
29476995212,34cyclictest4554-21unixbench_singl01:06:550
29476995211,35cyclictest15955-21ntpq04:41:480
2949599514,41cyclictest0-21swapper/304:38:523
2949599513,43cyclictest29282-21ssh05:53:553
2949599513,43cyclictest0-21swapper/306:15:553
2949599512,43cyclictest6070-21ps02:38:223
2948899519,36cyclictest0-21swapper/203:43:082
2948899516,39cyclictest0-21swapper/203:48:002
2948899514,41cyclictest0-21swapper/204:24:012
29488995110,35cyclictest0-21swapper/204:37:192
2948899511,5cyclictest29-21ksoftirqd/204:32:402
2948199514,42cyclictest0-21swapper/101:06:471
2947699512,44cyclictest6967-21timerandwakeup03:36:500
2947699512,43cyclictest18293-21grep04:46:330
2947699512,43cyclictest13393-21timerandwakeup03:46:520
29476995117,28cyclictest9489-21find06:11:440
29476995116,29cyclictest27617-21sed05:51:360
29476995116,29cyclictest10083-21diskmemload05:56:400
29476995115,31cyclictest31179-21idleruntime05:06:360
29476995115,30cyclictest667-21runrttasks02:09:450
29476995114,32cyclictest2004-21sh03:30:270
29476995113,33cyclictest9718-21open_inodes01:21:480
29476995113,33cyclictest24071-21fschecks_count05:46:350
29476995113,32cyclictest574-21dbus-daemon03:31:220
29476995112,33cyclictest28687-21cpu03:21:340
29476995112,33cyclictest18391-21ntpq05:36:440
29476995112,33cyclictest18391-21ntpq05:36:440
2949599504,41cyclictest0-21swapper/304:31:303
2949599504,41cyclictest0-21swapper/303:16:423
2949599504,40cyclictest0-21swapper/305:01:083
2949599504,15cyclictest0-21swapper/304:26:373
2949599503,11cyclictest0-21swapper/304:43:593
2948899505,39cyclictest0-21swapper/202:11:352
2948899504,41cyclictest0-21swapper/201:39:532
2948899504,41cyclictest0-21swapper/201:39:532
2948899504,40cyclictest0-21swapper/204:31:162
2948899504,40cyclictest0-21swapper/203:21:212
2948899504,39cyclictest0-21swapper/204:41:572
2948899504,12cyclictest0-21swapper/201:11:362
2948899503,41cyclictest0-21swapper/206:01:382
29488995011,32cyclictest0-21swapper/203:38:582
2948199503,42cyclictest0-21swapper/100:53:111
29481995011,33cyclictest0-21swapper/104:36:541
29476995019,26cyclictest2831-21ksmtuned01:03:170
29476995018,27cyclictest9124-21needreboot02:46:430
29476995015,30cyclictest667-21runrttasks02:36:250
29476995014,31cyclictest667-21runrttasks03:17:540
29476995014,31cyclictest342-21grep04:16:520
29476995014,31cyclictest10088-21unixbench_singl04:31:560
29476995013,32cyclictest5703-21cpu04:26:340
29476995013,32cyclictest21955-21grep05:41:500
29476995013,32cyclictest12644-21missed_timers04:36:410
29476995013,31cyclictest7346-21sh06:09:080
29476995013,31cyclictest10162-21expr03:41:510
2949599497,36cyclictest0-21swapper/305:24:333
2949599494,40cyclictest0-21swapper/304:16:213
2949599494,38cyclictest0-21swapper/305:36:523
2949599494,38cyclictest0-21swapper/305:36:523
2949599493,40cyclictest21889-21rm05:41:493
2949599493,40cyclictest0-21swapper/303:50:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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