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2026-08-27 - 02:04
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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 rack4slot3.osadl.org (updated Thu Aug 27, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
42839915015,68cyclictest15878-21fschecks_count20:06:150
42839914914,71cyclictest4543-21aten_r4power_vo22:51:070
42839914714,66cyclictest12581-21munin-node21:36:080
42839914615,65cyclictest12455-21wget19:56:060
42839914514,69cyclictest30675-21runrttasks20:51:250
42839914415,62cyclictest14140-21cat23:20:570
42839914415,35cyclictest19968-21timerwakeupswit23:36:530
42839914314,64cyclictest15391-21seq23:23:270
42839914214,66cyclictest15886-21egrep21:46:090
42839914115,39cyclictest17496-21forks20:11:150
42839914014,40cyclictest20793-21sh22:01:120
42839913914,64cyclictest32311-21munin-node22:36:210
42839913814,66cyclictest22521-21fschecks_count23:46:160
42839913813,38cyclictest4301-21aten_r4power_cu19:31:040
42839913714,63cyclictest30561-21munin-node00:11:110
42839913614,66cyclictest28618-21munin-node20:46:150
42839913414,64cyclictest81242sleep000:41:200
3865210718,71sleep03250-21snmpd19:28:260
4283999715,73cyclictest3568-21runrttasks20:39:550
4283999715,73cyclictest22742-21nfs_client20:26:350
4283999615,71cyclictest11461-21open_inodes19:51:410
4283999514,72cyclictest2911-21diskstats21:06:120
4283999415,70cyclictest7408-21runrttasks19:40:470
4283999415,70cyclictest3387-21latency00:26:310
4283999315,68cyclictest22998-21munin-node22:06:440
4283999215,68cyclictest3568-21runrttasks21:21:140
4283999214,69cyclictest23828-21munin-node22:11:480
1508629214,15sleep015114-21users21:41:560
4283999114,68cyclictest29586-21switchtime00:06:470
4283999114,68cyclictest1206-21munin-node00:21:440
4283999114,67cyclictest3568-21runrttasks22:46:110
4283999015,66cyclictest3568-21runrttasks23:26:000
4283999014,67cyclictest8555-21vmstat19:41:520
4283999014,67cyclictest3568-21runrttasks22:44:200
4283999014,67cyclictest24652-21timerandwakeup20:31:500
4283999014,67cyclictest10952-21latency_hist00:50:570
4283999014,67cyclictest10858-21munin-node21:31:140
4283998915,65cyclictest32139-21fschecks_time20:56:160
4283998915,64cyclictest19607-21seq21:56:370
4283998914,65cyclictest5997-21munin-node21:16:070
4283998914,65cyclictest30658-21munin-node22:31:170
4283998814,65cyclictest3568-21runrttasks20:25:430
4283998814,65cyclictest11097-21aten_r4power_po00:51:050
4283998814,65cyclictest1034-21munin-node21:01:050
4283998714,64cyclictest25963-21munin-node23:56:250
4283998714,63cyclictest11360-21munin-node23:11:240
4283998714,36cyclictest10754-21latency_hist19:50:560
4283998614,63cyclictest9307-21munin-node23:06:040
4283998614,63cyclictest6156-21munin-node00:36:140
4283998613,64cyclictest17348-21munin-node21:51:320
2885628614,15sleep028865-21sed22:26:100
1264528614,57sleep012673-21aten_r4power_cu00:56:060
4283998514,62cyclictest3568-21runrttasks23:42:460
4283998514,61cyclictest23983-21aten_r4power_po23:51:080
4283998514,34cyclictest14648-21munin-node20:01:370
4283998513,63cyclictest5086-21missed_timers00:31:310
4283998416,59cyclictest18237-21swap23:31:460
4283998414,62cyclictest5390-21vmstat21:11:540
4283998414,61cyclictest6710-21runrttasks22:56:360
4283998414,61cyclictest27373-21fschecks_time22:21:160
4283998214,33cyclictest3568-21runrttasks00:01:520
4283998214,31cyclictest1041-21seq00:20:380
4283998114,57cyclictest25659-21diskstats22:16:140
2826128114,16sleep04282-21cyclictest20:43:560
4283998014,57cyclictest9663-21munin-node21:26:230
4283998013,58cyclictest19276-21if_err_eth020:16:210
846027814,52sleep08480-21sensors23:01:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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