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2026-08-04 - 17:47
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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 Tue Aug 04, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2237399793,69cyclictest1060-21ntp_states11:19:021
2237399793,69cyclictest1060-21ntp_states11:19:021
2237399722,64cyclictest8681-21ssh10:03:231
2237399722,64cyclictest8681-21ssh10:03:231
2237399693,60cyclictest20311-21cut10:18:511
2237399682,62cyclictest643-21runrttasks10:57:251
22373996815,48cyclictest26521-21uptime11:09:111
22373996810,52cyclictest0-21swapper/108:29:411
34302670,3sleep2281ktimersoftd/208:28:592
2237399675,55cyclictest0-21swapper/109:55:461
2237399673,57cyclictest17687-21timerandwakeup10:14:111
22373996712,23cyclictest0-21swapper/111:06:001
2237399667,54cyclictest0-21swapper/109:36:111
2237399665,55cyclictest0-21swapper/110:40:161
2237399665,55cyclictest0-21swapper/110:40:161
2237399665,55cyclictest0-21swapper/109:09:171
2237399665,54cyclictest0-21swapper/109:38:491
2237399665,54cyclictest0-21swapper/109:19:351
2237399665,54cyclictest0-21swapper/108:50:071
2237399664,56cyclictest0-21swapper/110:52:151
2237399663,57cyclictest7802-21/usr/sbin/munin08:34:081
2237399663,57cyclictest629-21snmpd11:43:261
2237399657,52cyclictest0-21swapper/109:17:241
2237399657,52cyclictest0-21swapper/109:17:241
2237399656,53cyclictest0-21swapper/111:52:031
2237399655,54cyclictest0-21swapper/111:56:561
2237399655,54cyclictest0-21swapper/110:06:571
2237399655,54cyclictest0-21swapper/109:04:501
2237399655,54cyclictest0-21swapper/109:00:471
2237399655,27cyclictest0-21swapper/111:34:381
2237399654,55cyclictest0-21swapper/111:33:271
2237399652,31cyclictest30881-21irqstats09:48:581
2237399646,52cyclictest0-21swapper/110:27:081
2237399645,53cyclictest0-21swapper/111:24:101
2237399645,53cyclictest0-21swapper/111:16:321
2237399645,53cyclictest0-21swapper/110:30:211
2237399645,53cyclictest0-21swapper/109:32:581
2237399645,53cyclictest0-21swapper/108:42:511
2237399644,54cyclictest0-21swapper/110:09:481
2237399644,53cyclictest0-21swapper/110:44:431
2237399642,56cyclictest20032-21wc11:44:091
2237399642,56cyclictest13794-21ssh09:25:371
2237399642,55cyclictest21810-21/usr/sbin/munin08:54:141
2237399635,52cyclictest0-21swapper/110:34:041
2237399634,27cyclictest0-21swapper/109:44:491
2237399633,54cyclictest19877-21ssh11:00:581
2237399624,52cyclictest0-21swapper/108:44:131
2237399613,51cyclictest0-21swapper/106:58:451
2237399603,51cyclictest0-21swapper/107:08:441
2212125913,39sleep20-21swapper/206:28:402
22388995821,31cyclictest16381-21sed11:39:093
2237399583,50cyclictest26584-21latency_hist06:38:451
2237399583,50cyclictest0-21swapper/106:53:441
22367995711,40cyclictest0-21swapper/009:41:250
2238199564,45cyclictest0-21swapper/210:16:022
22381995610,39cyclictest0-21swapper/207:29:132
2237399562,48cyclictest30319-21latency_hist06:48:451
2236799564,46cyclictest0-21swapper/010:23:410
2236799563,46cyclictest19302-21ssh10:59:410
2193525613,37sleep10-21swapper/106:26:261
22388995516,32cyclictest8451-21awk11:29:003
22388995515,33cyclictest26494-21latency_hist06:38:453
2236799554,45cyclictest0-21swapper/008:59:340
22367995510,16cyclictest594-21modem-manager11:33:380
22388995417,30cyclictest23933-21grep11:49:103
2238199544,43cyclictest0-21swapper/207:58:572
2237399542,47cyclictest2235-21idleruntime06:59:021
22388995321,26cyclictest9055-21crond07:18:443
22388995319,30cyclictest24129-21grep06:29:153
22388995317,30cyclictest643-21runrttasks08:18:263
2238199532,45cyclictest582-21polkitd10:48:392
2236799533,44cyclictest0-21swapper/011:50:500
2236799533,44cyclictest0-21swapper/011:07:010
22388995220,28cyclictest12713-21grep11:34:083
22388995217,29cyclictest24170-21df_inode10:23:543
2238199528,38cyclictest0-21swapper/209:01:232
2238199524,42cyclictest0-21swapper/211:00:312
2238199523,44cyclictest0-21swapper/208:17:222
22381995213,34cyclictest14831-21idleruntime08:44:002
2237399524,41cyclictest0-21swapper/106:33:451
2236799524,8cyclictest0-21swapper/008:44:170
2236799524,42cyclictest0-21swapper/011:42:420
2236799524,42cyclictest0-21swapper/010:09:260
2236799524,42cyclictest0-21swapper/009:49:350
2236799524,42cyclictest0-21swapper/009:25:220
2236799524,24cyclictest0-21swapper/008:34:570
2236799523,43cyclictest0-21swapper/010:29:010
2236799523,25cyclictest0-21swapper/008:38:520
2238899513,43cyclictest4559-21fgrep07:04:123
22388995121,25cyclictest1625-21switchtime09:09:103
22388995121,23cyclictest27103-21netstat11:54:013
22388995118,27cyclictest643-21runrttasks09:04:053
22388995113,7cyclictest7354-21crond11:28:383
2238199514,41cyclictest0-21swapper/208:41:242
2238199514,40cyclictest0-21swapper/211:45:002
2238199513,42cyclictest0-21swapper/209:07:442
2238199513,42cyclictest0-21swapper/208:56:132
22381995115,9cyclictest22679-21fschecks_time07:53:582
22381995112,32cyclictest0-21swapper/210:18:552
2237399514,42cyclictest0-21swapper/106:43:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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