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2026-08-04 - 21:04
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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 highest latencies:
System rack4slot3.osadl.org (updated Tue Aug 04, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
207449911816,92cyclictest17958-21df12:18:500
207449910623,73cyclictest21644-21munin-node10:49:190
207449910325,68cyclictest29473-21munin-node12:53:580
207449910119,71cyclictest11119-21munin-node08:38:460
300221000,4sleep03001-21cat09:53:360
207449910021,69cyclictest29310-21munin-node07:54:060
20744999820,68cyclictest16111-21aten_r4power_en10:33:480
20744999818,70cyclictest28538-21munin-node12:49:350
20744999815,73cyclictest22639-21df09:13:490
20744999814,74cyclictest27650-21awk07:49:000
20744999721,66cyclictest5576-21munin-node11:39:240
20744999717,42cyclictest25969-21perl07:43:580
20744999716,71cyclictest21898-21runrttasks07:30:320
20744999715,73cyclictest30603-21aten_r4power_vo07:58:490
20744999714,73cyclictest26023-21cut12:43:490
20744999714,73cyclictest17963-21fschecks_count10:38:560
20744999611,76cyclictest3568-21runrttasks08:31:550
20744999520,38cyclictest20918-21sshd12:28:320
20744999515,70cyclictest29616-21date11:14:130
20744999515,70cyclictest28300-21runrttasks09:29:320
20744999513,72cyclictest26138-21fschecks_time11:03:570
20744999426,34cyclictest11310-21munin-node11:59:000
20744999415,69cyclictest21386-21perl12:28:570
20744999414,71cyclictest3568-21runrttasks09:12:090
2074499939,74cyclictest23094-21iostat_ios12:34:030
20744999315,69cyclictest31540-21munin-node11:19:290
20744999313,71cyclictest16915-21processes12:14:230
20744999215,68cyclictest3568-21runrttasks08:17:440
20744999215,67cyclictest8764-21munin-node10:09:240
20744999214,69cyclictest3568-21runrttasks10:43:460
20744999214,68cyclictest3568-21runrttasks11:26:440
20744999211,44cyclictest14620-21aten_r4power_po12:08:480
20744999115,67cyclictest9976-21fschecks_time11:53:580
20744999115,66cyclictest6291-21munin-node08:23:460
20744999114,69cyclictest6668-21forks11:43:570
20744999114,68cyclictest3568-21runrttasks09:26:110
20744999114,68cyclictest2165-21awk11:29:170
20744999114,67cyclictest29300-21fschecks_time09:33:580
20744999114,41cyclictest12925-21munin-node12:03:450
20744999014,66cyclictest18010-21runrttasks08:59:010
20744998915,65cyclictest3066-21aten_r4power_cu09:53:470
20744998915,64cyclictest14502-21chrt08:48:480
20744998915,38cyclictest23712-21chrt07:37:090
20744998914,66cyclictest24177-21munin-node07:38:500
20744998910,69cyclictest14461-21munin-node10:28:570
20744998823,55cyclictest11324-21wget10:18:510
20744998815,64cyclictest32134-21aten_r4power_cu08:03:480
20744998814,65cyclictest24678-21munin-node12:39:020
20744998813,65cyclictest23354-21chrt10:54:250
20744998812,67cyclictest20389-21runrttasks09:05:440
1990028814,16sleep019948-21ls07:24:130
20744998726,51cyclictest1303-21munin-node08:09:080
20744998719,58cyclictest4794-21runrttasks08:18:500
20744998715,63cyclictest9589-21munin-node10:14:320
20744998714,64cyclictest12843-21munin-node10:23:450
20744998714,36cyclictest13400-21open_files08:44:200
20744998622,53cyclictest30671-21wget09:38:470
20744998614,36cyclictest17480-21seq08:58:310
20744998610,67cyclictest6473-21cpu10:03:490
20744998532,44cyclictest41ktimersoftd/009:19:230
20744998518,57cyclictest6237-21munin-run10:03:350
20744998515,61cyclictest9621-21cpu08:33:490
20744998430,45cyclictest41ktimersoftd/011:08:530
20744998420,54cyclictest3250-21snmpd09:46:300
20744998420,54cyclictest3167-21munin-node11:34:230
20744998320,53cyclictest8266-21munin-node11:48:520
20744997932,39cyclictest41ktimersoftd/010:59:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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