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2026-09-03 - 20:39
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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 Thu Sep 03, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1553999744,63cyclictest0-21swapper/208:24:382
1553999743,65cyclictest18864-21/usr/sbin/munin10:07:592
1553999743,65cyclictest18864-21/usr/sbin/munin10:07:592
15539997312,55cyclictest0-21swapper/210:17:052
1553999723,62cyclictest28662-21processes09:37:592
1553999723,62cyclictest17631-21ssh10:49:392
1553999722,64cyclictest3146-21needreboot07:02:592
1553999715,21cyclictest0-21swapper/211:07:322
1553999713,62cyclictest22597-21ssh10:57:202
1553999713,62cyclictest22597-21ssh10:57:202
1553999713,29cyclictest370-21systemd-journal11:17:062
1553999705,59cyclictest0-21swapper/211:20:542
1553999705,59cyclictest0-21swapper/208:40:342
1553999705,58cyclictest0-21swapper/210:20:212
1553999703,61cyclictest5372-21ssh09:07:452
1553999703,59cyclictest13070-21/usr/sbin/munin10:43:032
1553999703,36cyclictest26786-21/usr/sbin/munin08:07:472
1553999702,62cyclictest13096-21/usr/sbin/munin11:27:542
1553999702,61cyclictest13675-21/usr/sbin/munin07:32:542
1553999702,61cyclictest13675-21/usr/sbin/munin07:32:542
1553999702,61cyclictest12381-21grep08:33:042
1553999702,61cyclictest12381-21grep08:33:042
15539997013,24cyclictest0-21swapper/209:17:022
15539997012,25cyclictest0-21swapper/209:04:232
1553399709,55cyclictest24457-21ssh10:58:141
1553999698,55cyclictest0-21swapper/210:26:582
1553999695,58cyclictest0-21swapper/211:37:582
1553999695,58cyclictest0-21swapper/211:37:582
1553999695,58cyclictest0-21swapper/209:53:112
1553999695,58cyclictest0-21swapper/209:42:582
1553999695,58cyclictest0-21swapper/209:36:532
1553999695,58cyclictest0-21swapper/209:31:312
1553999695,57cyclictest0-21swapper/208:12:492
1553999692,8cyclictest23620-21/usr/sbin/munin06:32:562
1553999692,7cyclictest23028-21/usr/sbin/munin07:57:522
1553999692,61cyclictest3400-21iostat_ios09:47:522
1553999689,53cyclictest0-21swapper/210:35:342
1553999688,54cyclictest0-21swapper/211:26:092
1553999685,57cyclictest0-21swapper/210:39:222
1553999685,57cyclictest0-21swapper/208:50:532
1553999684,58cyclictest0-21swapper/211:33:492
1553999684,58cyclictest0-21swapper/208:57:362
1553999684,58cyclictest0-21swapper/208:45:402
1553999684,58cyclictest0-21swapper/208:20:082
1553999684,57cyclictest0-21swapper/210:00:032
1553999683,59cyclictest27981-21sed11:03:022
1553999683,59cyclictest0-21swapper/210:28:542
1553999683,57cyclictest23125-21df10:57:412
1553999682,7cyclictest4326-21/usr/sbin/munin07:08:012
1553999682,60cyclictest19288-21/usr/sbin/munin07:48:082
1553999682,60cyclictest18531-21ssh09:24:292
1553999682,59cyclictest16532-21ssh10:05:162
1553999682,59cyclictest16532-21ssh10:05:162
1553999674,57cyclictest0-21swapper/208:55:202
1553999674,57cyclictest0-21swapper/206:21:262
1553999672,59cyclictest6197-21/usr/sbin/munin07:12:552
1553999672,59cyclictest12887-21cpu09:17:462
1553999672,59cyclictest12887-21cpu09:17:462
1553999672,59cyclictest10497-21ssh08:31:092
1553999672,58cyclictest15552-21/usr/sbin/munin07:38:022
1553999672,58cyclictest15552-21/usr/sbin/munin07:38:022
1553999672,34cyclictest31093-21/usr/sbin/munin06:53:082
1553999664,56cyclictest0-21swapper/207:01:582
1553999663,57cyclictest20311-21idleruntime06:22:532
1553999663,34cyclictest629-21snmpd06:31:282
1553999662,6cyclictest11588-21idleruntime-cro07:27:372
1553999662,58cyclictest17423-21/usr/sbin/munin07:43:062
1553999653,54cyclictest370-21systemd-journal08:07:352
1553999643,55cyclictest9719-21idleruntime-cro07:22:372
1553999642,57cyclictest21160-21/usr/sbin/munin07:53:032
15533996316,41cyclictest28178-21ssh11:03:091
1553999624,52cyclictest0-21swapper/206:45:202
1553999622,6cyclictest13013-21unixbench_multi07:28:072
15533996220,36cyclictest30071-21/usr/sbin/munin08:13:061
15533996215,41cyclictest32600-21ssh09:00:171
1553999613,52cyclictest0-21swapper/206:12:422
15533996117,39cyclictest4185-21ssh09:05:471
15533996115,40cyclictest31477-21/usr/sbin/munin09:42:551
15533996113,42cyclictest21814-21ssh08:46:161
15533996018,35cyclictest24274-21latency_hist11:42:321
15533996018,35cyclictest24274-21latency_hist11:42:321
15533996015,39cyclictest21050-21/usr/sbin/munin09:27:561
15533996014,40cyclictest1941-21aten_rbpower_en11:12:461
15533996011,42cyclictest24650-21ssh10:16:381
15533996010,44cyclictest0-21swapper/108:23:221
1553399596,47cyclictest18811-21ssh10:52:141
15533995918,35cyclictest16570-21unixbench_singl08:38:051
15533995918,14cyclictest407-21/usr/sbin/munin10:28:051
15533995917,36cyclictest9447-21ssh09:56:131
15533995917,36cyclictest8773-21/usr/sbin/munin10:37:541
15533995916,37cyclictest10194-21ntp_states11:22:541
15533995915,38cyclictest22664-21sh06:28:051
15533995915,38cyclictest11805-21/usr/sbin/munin07:27:511
15533995914,39cyclictest5146-21ssh09:50:001
15533995913,10cyclictest15785-21ssh10:03:381
15533995913,10cyclictest15785-21ssh10:03:381
15533995912,41cyclictest0-21swapper/110:53:141
15533995912,41cyclictest0-21swapper/110:53:141
15533995818,35cyclictest29002-21latency_hist06:47:381
15533995817,35cyclictest629-21snmpd11:37:301
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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