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2026-03-23 - 02:41
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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 Sun Mar 22, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
681399742,35cyclictest18078-21/usr/sbin/munin08:11:490
681399714,61cyclictest0-21swapper/011:43:570
681399712,63cyclictest18783-21timerwakeupswit08:56:510
681399712,63cyclictest18783-21timerwakeupswit08:56:510
6813997116,49cyclictest14900-21sort08:51:490
681399702,62cyclictest3092-21/usr/sbin/munin07:31:450
681399702,62cyclictest18641-21/usr/sbin/munin06:46:560
681399682,60cyclictest23693-21/usr/sbin/munin08:21:460
681399682,60cyclictest20512-21/usr/sbin/munin06:51:460
681399682,60cyclictest1224-21/usr/sbin/munin07:26:400
6813996819,44cyclictest3080-21fschecks_time10:46:330
6813996812,50cyclictest0-21swapper/008:45:060
681399675,56cyclictest0-21swapper/010:56:360
681399674,57cyclictest0-21swapper/010:31:190
681399674,57cyclictest0-21swapper/010:02:030
681399673,58cyclictest19189-21ssh11:07:060
681399673,58cyclictest19189-21ssh11:07:060
681399672,60cyclictest25221-21runrttasks10:31:510
681399672,59cyclictest6672-21chrt11:34:350
681399672,59cyclictest4961-21/usr/sbin/munin07:36:370
681399672,59cyclictest29875-21/usr/sbin/munin07:16:430
681399672,59cyclictest28004-21/usr/sbin/munin07:11:510
681399672,59cyclictest12452-21/usr/sbin/munin07:56:570
6813996712,49cyclictest0-21swapper/009:19:550
681399669,51cyclictest0-21swapper/009:41:300
681399665,55cyclictest0-21swapper/010:06:410
681399662,58cyclictest9628-21memory10:11:400
681399662,58cyclictest2518-21/usr/sbin/munin08:36:460
681399662,58cyclictest13032-21/usr/sbin/munin06:31:420
681399662,58cyclictest11161-21/usr/sbin/munin06:26:490
681799654,55cyclictest0-21swapper/111:44:411
681399655,54cyclictest0-21swapper/010:24:540
681399655,54cyclictest0-21swapper/010:24:540
681399653,57cyclictest28229-21ssh09:52:570
681399652,57cyclictest26569-21ssh09:07:110
681399652,57cyclictest10582-21/usr/sbin/munin07:51:530
6813996511,48cyclictest0-21swapper/008:33:030
681399645,53cyclictest0-21swapper/010:43:580
681399645,53cyclictest0-21swapper/009:12:190
681399643,55cyclictest30964-21/usr/sbin/munin09:56:450
681399643,55cyclictest25117-21ssh11:16:210
681399643,55cyclictest15062-21/usr/sbin/munin09:36:310
681399643,55cyclictest15062-21/usr/sbin/munin09:36:310
681399643,54cyclictest22615-21/usr/sbin/munin11:11:480
681399642,56cyclictest7423-21/usr/sbin/munin06:16:530
681399642,56cyclictest2697-21ssh11:29:020
681399642,56cyclictest24452-21ssh09:47:570
681399642,56cyclictest22381-21/usr/sbin/munin06:56:450
681399635,52cyclictest0-21swapper/008:47:050
681399633,54cyclictest7044-21/usr/sbin/munin10:51:370
681399633,54cyclictest5417-21ssh09:22:150
681399633,54cyclictest30552-21ssh08:30:430
681399633,54cyclictest27707-21chrt07:10:330
681399633,54cyclictest12717-21/usr/sbin/munin09:31:540
681399633,33cyclictest12719-21/usr/sbin/munin10:16:410
681399632,55cyclictest9540-21ssh11:37:480
681399632,55cyclictest16769-21/usr/sbin/munin06:41:500
681399632,55cyclictest16769-21/usr/sbin/munin06:41:500
681399632,55cyclictest16188-21/usr/sbin/munin08:06:550
681399632,55cyclictest15449-21ssh11:02:070
681399632,55cyclictest15400-21iostat_ios06:36:420
681399632,55cyclictest14317-21/usr/sbin/munin08:01:460
681399632,54cyclictest32235-21ssh11:26:000
681399632,32cyclictest20913-21wc08:16:470
681399624,52cyclictest0-21swapper/009:27:340
681399624,52cyclictest0-21swapper/009:02:510
681399623,53cyclictest29805-21ssh10:38:310
681399622,54cyclictest9291-21/usr/sbin/munin06:21:390
681399622,54cyclictest6841-21/usr/sbin/munin07:41:360
681399622,54cyclictest31742-21/usr/sbin/munin07:21:490
681399622,54cyclictest24248-21/usr/sbin/munin07:01:490
6817996115,23cyclictest18502-21latency_hist09:41:221
6817996115,23cyclictest18502-21latency_hist09:41:221
681399612,52cyclictest8707-21/usr/sbin/munin07:46:460
681799583,50cyclictest0-21swapper/110:21:181
681799575,47cyclictest0-21swapper/109:26:261
681799574,47cyclictest0-21swapper/108:57:111
681799574,47cyclictest0-21swapper/108:57:111
681799574,47cyclictest0-21swapper/108:18:021
681799565,45cyclictest0-21swapper/109:18:311
681799544,45cyclictest0-21swapper/109:32:041
681799543,46cyclictest0-21swapper/109:23:041
681799543,45cyclictest24358-21memory08:21:421
681799534,44cyclictest0-21swapper/109:46:231
681799534,43cyclictest0-21swapper/110:23:001
681799534,43cyclictest0-21swapper/110:23:001
681799534,43cyclictest0-21swapper/109:53:461
681799533,5cyclictest0-21swapper/109:06:211
681799533,45cyclictest0-21swapper/110:53:471
681799533,45cyclictest0-21swapper/108:26:341
681799533,43cyclictest25363-21df_inode11:16:321
681799523,43cyclictest31804-21memory08:31:411
6817995214,33cyclictest6328-21cut08:41:331
6823995142,5cyclictest29-21ksoftirqd/208:06:232
681799513,20cyclictest19797-21smart_sda09:41:481
6817995110,36cyclictest0-21swapper/108:38:531
632725110,35sleep10-21swapper/106:13:301
681799506,38cyclictest0-21swapper/111:38:391
681799504,40cyclictest0-21swapper/111:06:291
681799504,40cyclictest0-21swapper/111:06:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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