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2026-09-20 - 06:03
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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 376 highest latencies:
System rack7slot2.osadl.org (updated Sun Sep 20, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26958139910776,23cyclictest53-21kswapd023:45:100
269581399703,61cyclictest2853350-21ssh23:30:300
2695814996930,25cyclictest0-21swapper/100:11:511
2695814996863,3cyclictest2765807-21kworker/u4:2+events_unbound21:57:491
2695814996832,33cyclictest0-21swapper/123:05:261
2695814996832,33cyclictest0-21swapper/123:05:261
2695814996762,3cyclictest2752269-21kworker/u4:3+events_unbound21:37:471
2695814996737,28cyclictest2870719-21fschecks_count23:50:191
2695814996555,6cyclictest0-21swapper/100:30:161
2695813996459,3cyclictest2761342-21kworker/u4:10+events_unbound21:52:480
2695814996229,29cyclictest0-21swapper/122:45:361
2695814996152,7cyclictest2695809-21cyclictest23:04:441
269581499614,53cyclictest2790226-21ssh22:20:151
269581499614,53cyclictest2790226-21ssh22:20:151
269581499613,54cyclictest2698022-21ps19:15:441
2695814996128,30cyclictest0-21swapper/123:20:321
269581499611,55cyclictest2755260-21ssh21:40:271
2695813996148,9cyclictest2695809-21cyclictest20:15:070
2695814996031,26cyclictest0-21swapper/122:50:321
2695814996030,27cyclictest0-21swapper/123:40:341
2695814996028,30cyclictest0-21swapper/122:15:121
2695814996026,30cyclictest2850560-21kworker/u4:9+rpciod23:30:171
269581499602,53cyclictest2822291-21ssh22:55:361
2695813996046,9cyclictest2818532-21ssh22:51:020
2695814995947,8cyclictest2704094-21df19:40:211
269581499594,48cyclictest2803569-21/usr/sbin/munin22:35:421
2695814995937,20cyclictest2746070-21gltestperf21:30:221
2695814995934,22cyclictest2722361-21fschecks_time20:50:181
2695814995930,27cyclictest0-21swapper/123:55:331
2695814995928,28cyclictest0-21swapper/123:46:461
269581499592,50cyclictest2898058-21ssh00:20:341
269581499591,54cyclictest2725174-21ntpq21:00:291
2695813995913,42cyclictest2750925-21ssh21:35:360
269581499583,49cyclictest2716150-21sed20:25:261
269581499582,52cyclictest2892737-21ssh00:15:141
2695814995817,38cyclictest2901712-21aten2__00:25:171
269581499581,54cyclictest2839217-21apt-get23:15:141
2695813995834,20cyclictest0-21swapper/020:00:000
269581499577,46cyclictest2731949-21ssh21:15:171
269581499576,47cyclictest2880013-21ntpq00:00:261
2695814995749,6cyclictest2908158-21kworker/u4:7+events_unbound00:35:021
2695814995731,23cyclictest0-21swapper/119:14:201
2695814995726,28cyclictest0-21swapper/121:25:221
2695814995722,32cyclictest0-21swapper/120:10:381
269581499571,54cyclictest2794668-21ssh22:25:141
2695813995746,9cyclictest2695747-21kworker/u4:12+events_unbound19:30:010
2695814995628,25cyclictest0-21swapper/122:10:381
269581499562,49cyclictest2759897-21ld21:45:341
269581499562,48cyclictest2857017-21ssh23:35:131
269581499562,47cyclictest2714839-21grep20:20:291
269581499553,49cyclictest2708384-21ntpq19:55:301
2695814995530,23cyclictest2727513-21aten_r7power_vo21:10:161
2695814995526,26cyclictest0-21swapper/120:40:191
269581499552,49cyclictest2763414-21ssh21:50:081
269581499552,47cyclictest2716829-21apt-get20:30:131
269581499552,46cyclictest2884536-21ssh00:05:281
269581499551,52cyclictest2799131-21ssh22:30:141
269581499551,50cyclictest2709729-21ntp_states20:00:331
269581399558,43cyclictest2777586-21rm22:05:310
269581499543,46cyclictest2773320-21ps22:00:401
2695814995431,21cyclictest2808027-21diskmemload22:40:121
2695814995430,21cyclictest0-21swapper/119:45:301
2695814995427,25cyclictest2765809-21kworker/u4:5-rpciod22:05:301
269581499542,48cyclictest2706525-21apt-get19:50:201
269581499542,47cyclictest2835324-21if_err_eth023:10:241
269581499542,45cyclictest2698625-21apt-get19:20:131
269581499541,49cyclictest2737280-21ntpq21:20:341
2695813995446,6cyclictest378-21dbus-daemon22:02:480
2695813995444,7cyclictest2872557-21kworker/u4:10+events_unbound23:53:020
269581499534,44cyclictest2702519-21apt-get19:35:161
2695814995331,19cyclictest2714122-21sendmail20:20:001
269581499532,45cyclictest2720751-21apt-get20:45:151
2695814995322,28cyclictest0-21swapper/123:25:171
269581499531,49cyclictest2701878-21ntpq19:30:371
269581499531,47cyclictest2718742-21ntpq20:35:291
2695813995343,7cyclictest53-21kswapd022:35:010
2695813995336,9cyclictest0-21swapper/022:22:220
2695813995336,9cyclictest0-21swapper/022:22:220
2695813995321,23cyclictest25650irq/23-42890000.ethernet00:35:090
2695813995318,11cyclictest0-21swapper/021:55:200
269581499524,44cyclictest2700595-21ps19:25:521
269581499523,45cyclictest1073-21snmpd20:05:301
269581499523,42cyclictest2725946-21sshd21:05:211
2695813995231,19cyclictest2759631-21kernelversion21:45:220
2695813995211,24cyclictest2695788-21munin-run19:10:010
269581499511,47cyclictest2723869-21ntpq20:55:271
2695813995140,8cyclictest2782143-21ntp_states22:10:390
2695813995041,6cyclictest2893171-21/usr/sbin/munin00:15:230
2695813995018,11cyclictest0-21swapper/000:25:300
2695813994942,5cyclictest2884434-21/usr/sbin/munin00:05:240
2695813994942,5cyclictest2821839-21gltestperf22:55:210
2695813994940,6cyclictest2703649-21tr19:40:000
2695813994935,9cyclictest2727054-21diskmemload22:49:570
2695813994928,18cyclictest0-21swapper/019:45:000
2695813994922,5cyclictest151ktimers/022:25:350
2695813994922,24cyclictest25650irq/23-42890000.ethernet19:10:060
2695813994839,7cyclictest2711738-21aten_r7power_po20:10:170
2695813994839,6cyclictest2722717-21grep20:50:330
2695813994838,7cyclictest2725657-21kworker/u4:6+rpciod21:35:010
2695813994830,16cyclictest2695809-21cyclictest00:10:310
2695814994715,25cyclictest2695748-21kworker/u4:13+xprtiod19:10:011
269581399479,14cyclictest151ktimers/021:15:350
2695813994740,5cyclictest2695809-21cyclictest22:17:510
2695813994738,7cyclictest2844824-21xargs23:20:400
2695813994738,7cyclictest2833386-21sshd23:08:190
2695813994738,7cyclictest2833386-21sshd23:08:190
2695813994725,19cyclictest2705198-21aten2__19:45:180
2695813994725,19cyclictest0-21swapper/020:30:010
2695813994640,4cyclictest2862616-21/usr/sbin/munin23:40:390
2695813994639,5cyclictest2726676-21ps21:05:440
2695813994639,5cyclictest2717937-21apt20:35:000
2695813994639,5cyclictest2698968-21fschecks_time19:20:200
2695813994638,6cyclictest2737460-21proc_pri21:20:410
2695813994610,25cyclictest2755544-21ps21:40:400
2695813994538,5cyclictest2804017-21fschecks_time22:35:250
2695813994537,6cyclictest2727613-21df_abs21:10:180
2695813994537,6cyclictest2695809-21cyclictest00:30:350
2695813994537,5cyclictest2849226-21switchtime23:25:390
2695813994537,5cyclictest2810450-21sshd22:42:190
2695813994536,6cyclictest0-21swapper/000:20:310
2695813994530,9cyclictest0-21swapper/023:00:210
2695813994519,9cyclictest2710440-21aten_r7power_en20:05:190
2695813994515,14cyclictest2880009-21ssh00:00:260
2695813994438,4cyclictest2741415-21ssh21:25:210
2695813994437,5cyclictest2840970-21sshd23:16:190
2695813994436,5cyclictest2723481-21df_abs20:55:180
2695813994433,8cyclictest37-21kcompactd023:39:100
2695813994433,7cyclictest2836140-21/usr/sbin/munin23:10:440
2695813994335,6cyclictest2718533-21fschecks_time20:35:220
2695813994233,6cyclictest2875111-21/usr/sbin/munin23:55:180
2695813994232,7cyclictest2707304-21mailstats19:50:410
2695813994224,5cyclictest2720587-21apt20:45:010
2695813994034,4cyclictest2698099-21cat19:15:450
2695813994031,5cyclictest0-21swapper/021:05:010
2695813993930,7cyclictest2710057-21unixbench_multi20:00:400
2695813993930,6cyclictest2702345-21kworker/u4:1019:35:000
2695813993828,7cyclictest2714773-21kernelversion20:20:270
2695813993727,7cyclictest0-21swapper/020:45:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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