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2026-08-18 - 19:14
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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 18, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1496599677,34cyclictest1749-21sshd08:28:230
14965996615,44cyclictest31067-21expr07:01:320
14965996419,39cyclictest27210-21cpu09:46:220
14965996419,38cyclictest5643-21/usr/sbin/munin11:26:340
14965996316,41cyclictest26224-21/usr/sbin/munin08:16:450
14965996218,8cyclictest21875-21/usr/sbin/munin08:56:360
14965996218,11cyclictest25860-21/usr/sbin/munin11:11:200
14965996115,40cyclictest16318-21awk09:31:270
14965996017,37cyclictest23504-21diskstats09:41:240
14965996017,37cyclictest12301-21sshd11:36:190
14965996016,37cyclictest9376-21/usr/sbin/munin07:31:280
14965996014,40cyclictest28656-21/usr/sbin/munin06:56:290
1496599594,49cyclictest20715-21ssh08:54:150
14965995918,35cyclictest1220-21sh09:11:280
14965995917,36cyclictest10254-21ssh10:06:280
14965995915,38cyclictest20596-21/usr/sbin/munin08:01:260
14965995915,38cyclictest14455-21/usr/sbin/munin08:46:430
14965995915,13cyclictest22466-21/usr/sbin/munin08:06:430
14965995914,39cyclictest23364-21chrt10:23:580
14965995914,39cyclictest23000-21/usr/sbin/munin11:06:320
14965995914,39cyclictest23000-21/usr/sbin/munin11:06:320
14965995914,39cyclictest2015-21sort11:21:360
14965995912,42cyclictest17290-21ssh10:59:200
14965995817,9cyclictest25185-21/usr/sbin/munin10:26:250
14965995817,35cyclictest25570-21/usr/sbin/munin09:01:340
14965995817,35cyclictest14184-21sshd09:28:220
14965995817,35cyclictest14184-21sshd09:28:220
14965995816,36cyclictest30045-21/usr/sbin/munin09:06:330
14965995816,36cyclictest0-21swapper/009:37:290
14965995815,37cyclictest4280-21ntpdc10:41:310
14965995815,37cyclictest30105-21if_eth211:16:240
14965995814,38cyclictest17109-21unixbench-2d11:41:370
14965995813,39cyclictest17441-21/usr/sbin/munin06:26:380
14965995813,39cyclictest0-21swapper/010:03:190
14965995811,42cyclictest20007-21hwlatdetect11:46:220
1496999575,46cyclictest0-21swapper/108:24:241
14965995716,36cyclictest24839-21irqstats08:11:290
14965995716,36cyclictest13542-21wget10:11:210
14965995716,36cyclictest13542-21wget10:11:210
14965995716,35cyclictest28334-21df08:21:230
14965995715,36cyclictest0-21swapper/010:31:450
14965995715,36cyclictest0-21swapper/009:58:260
14965995714,37cyclictest0-21swapper/011:05:240
14965995714,37cyclictest0-21swapper/009:54:110
14965995713,38cyclictest10218-21ssh10:50:120
14965995710,42cyclictest11835-21ps10:51:320
130702579,17sleep30-21swapper/306:16:173
1497499564,46cyclictest0-21swapper/208:42:532
1497499564,46cyclictest0-21swapper/208:42:532
14965995618,32cyclictest1358-21ssh10:37:100
14965995617,34cyclictest1879-21/usr/sbin/munin07:11:240
14965995617,33cyclictest13288-21diskstats07:41:250
14965995617,13cyclictest19310-21/usr/sbin/munin06:31:250
14965995614,37cyclictest0-21swapper/011:32:130
14965995612,39cyclictest7503-21/usr/sbin/munin07:26:400
14965995612,39cyclictest0-21swapper/008:32:290
14965995611,39cyclictest0-21swapper/010:18:120
1496999554,45cyclictest0-21swapper/109:25:281
1496599559,40cyclictest5278-21awk09:16:330
14965995516,33cyclictest11249-21/usr/sbin/munin07:36:250
14965995516,33cyclictest11249-21/usr/sbin/munin07:36:250
14965995513,37cyclictest12042-21tail08:41:420
14965995513,37cyclictest12042-21tail08:41:420
14965995512,37cyclictest9080-21ssh09:21:340
14965995511,38cyclictest0-21swapper/008:36:560
1496999533,7cyclictest7660-21ssh11:30:091
14965995310,38cyclictest0-21swapper/007:25:240
1497499524,42cyclictest0-21swapper/211:44:392
1497499524,42cyclictest0-21swapper/210:12:512
1497499524,42cyclictest0-21swapper/210:12:512
1497499524,40cyclictest0-21swapper/209:32:422
14965995214,33cyclictest643-21runrttasks08:00:480
1497499515,39cyclictest0-21swapper/210:06:392
1497499514,41cyclictest0-21swapper/209:02:322
1497499514,41cyclictest0-21swapper/207:16:142
1497499514,40cyclictest0-21swapper/209:29:122
1497499514,40cyclictest0-21swapper/209:29:122
1497499513,42cyclictest0-21swapper/210:41:102
1497499513,41cyclictest573-21irqbalance09:45:322
1497499512,4cyclictest9640-21ssh08:39:232
1496999514,39cyclictest0-21swapper/111:31:351
1496999513,42cyclictest0-21swapper/109:20:221
1498099503,6cyclictest0-21swapper/310:01:313
1498099503,41cyclictest0-21swapper/311:06:103
1498099503,41cyclictest0-21swapper/311:06:103
1498099502,42cyclictest15965-21fschecks_time06:21:293
1497499509,11cyclictest0-21swapper/211:07:512
1497499509,11cyclictest0-21swapper/211:07:512
1497499508,37cyclictest0-21swapper/209:07:472
1497499506,38cyclictest0-21swapper/210:16:512
1497499504,40cyclictest0-21swapper/208:22:442
1497499504,40cyclictest0-21swapper/206:46:292
1497499504,39cyclictest0-21swapper/209:52:022
1497499504,39cyclictest0-21swapper/207:16:262
1497499504,39cyclictest0-21swapper/206:51:392
1497499503,9cyclictest0-21swapper/209:38:222
1497499503,41cyclictest27188-21cut09:46:222
1497499503,41cyclictest0-21swapper/211:03:302
14974995010,35cyclictest15942-21unixbench-2d10:56:392
14974995010,34cyclictest0-21swapper/207:21:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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