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2025-12-02 - 20:47
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot6.osadl.org (updated Tue Dec 02, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2333521740,4sleep21589199cyclictest10:38:342
357021510,4sleep01588199cyclictest12:48:400
1871521440,4sleep31589899cyclictest11:51:143
177391990,4ptp4l401ktimersoftd/308:22:343
177391770,1ptp4l401ktimersoftd/311:54:233
177391740,12ptp4l401ktimersoftd/313:44:153
177391730,1ptp4l401ktimersoftd/313:09:053
15891996552,7cyclictest33-21ksoftirqd/211:13:192
15891996452,6cyclictest33-21ksoftirqd/213:48:252
15891996450,6cyclictest33-21ksoftirqd/210:13:192
15891996350,6cyclictest33-21ksoftirqd/210:33:182
15891996249,7cyclictest33-21ksoftirqd/209:08:222
112862600,6sleep01588199cyclictest11:03:370
177391590,1ptp4l401ktimersoftd/313:41:113
15891995947,6cyclictest33-21ksoftirqd/211:58:202
304272570,2sleep10-21swapper/113:20:331
177391570,1ptp4l401ktimersoftd/312:26:523
177391570,1ptp4l401ktimersoftd/308:52:343
15891995747,4cyclictest33-21ksoftirqd/211:28:212
177391550,1ptp4l401ktimersoftd/312:12:133
15891995541,7cyclictest33-21ksoftirqd/209:48:182
19092540,2sleep30-21swapper/312:48:113
1588199532,12cyclictest18442-21snmp_o5powerctl13:43:360
93642520,2sleep00-21swapper/012:18:250
277492520,2sleep30-21swapper/308:43:413
216462520,4sleep221640-21ssh12:33:202
15891995240,6cyclictest33-21ksoftirqd/210:23:202
15891995239,7cyclictest33-21ksoftirqd/208:48:192
15891995137,7cyclictest33-21ksoftirqd/208:43:182
1588199511,13cyclictest26158-21awk11:58:390
154662514,36sleep10-21swapper/108:18:531
1588199500,12cyclictest31076-21sed10:48:280
1588199500,11cyclictest5129-21switchtime13:28:450
1508925029,9sleep20-21swapper/208:18:342
1588199491,20cyclictest18525-21ssh10:33:250
177391480,2ptp4l1125-21kworker/3:011:39:043
1588199480,15cyclictest7441-21hddtemp_smartct10:18:230
1588199480,13cyclictest5371-21irqrtprio10:13:260
1588199470,16cyclictest9018-21diskmemload10:32:490
1588199461,8cyclictest7349-21apt-get11:38:220
1588199451,17cyclictest9416-21/usr/sbin/munin13:33:360
1588199450,9cyclictest6315-21timedrift12:13:400
1588199450,16cyclictest9018-21diskmemload12:24:370
1588199450,11cyclictest9018-21diskmemload13:18:510
1588199450,11cyclictest19567-21/usr/sbin/munin11:13:280
1588199442,14cyclictest3523-1kworker/u9:113:08:530
1588199441,9cyclictest20076-21apt-get11:53:200
1588199441,8cyclictest25961-21apt-get12:38:200
1588199441,8cyclictest15710-21apt-get11:48:220
1588199441,8cyclictest11471-21apt-get11:43:200
1588199441,8cyclictest10827-21python10:23:320
1588199441,11cyclictest31395-21/usr/sbin/munin11:28:370
1588199440,9cyclictest3134-21snmp_o5powerctl10:53:410
177391430,13ptp4l12013-21kworker/3:112:54:583
1588199431,9cyclictest26816-21munin-run11:23:070
1588199431,9cyclictest26816-21munin-run11:23:070
1588199431,9cyclictest19374-21python09:33:270
1588199431,9cyclictest19374-21python09:33:270
1588199431,16cyclictest9018-21diskmemload13:03:040
1588199430,13cyclictest9018-21diskmemload10:39:450
15891994234,4cyclictest33-21ksoftirqd/211:08:202
1588199421,9cyclictest30119-21snmp_o5powerctl12:03:340
1588199421,8cyclictest30046-21cstates09:58:220
1588199421,8cyclictest16660-21if_enp1s008:23:200
1588199421,8cyclictest13280-21apt-get09:23:180
1588199420,12cyclictest23133-21perl09:43:210
1588199420,11cyclictest3179-21cat11:33:220
1588199411,8cyclictest27784-21diskstats09:53:220
1588199411,8cyclictest10611-21munin-run09:18:040
1588199410,16cyclictest9018-21diskmemload13:13:310
1588199410,10cyclictest32353-21open_files08:53:250
1589199409,6cyclictest33-21ksoftirqd/212:14:172
15891994028,9cyclictest33-21ksoftirqd/210:48:382
15891994018,7cyclictest33-21ksoftirqd/211:04:482
15891994015,4cyclictest33-21ksoftirqd/213:33:382
15891994014,4cyclictest33-21ksoftirqd/212:03:242
1588199401,8cyclictest25750-21apt-get10:43:220
1588199400,8cyclictest9018-21diskmemload13:50:440
1588199400,8cyclictest9018-21diskmemload13:24:010
1588199400,8cyclictest9018-21diskmemload11:23:440
1588199400,8cyclictest2979-21sshd08:59:230
1588199400,8cyclictest17075-21ssh11:11:100
1588199400,17cyclictest15565-21/usr/sbin/munin09:28:310
1588199400,16cyclictest9018-21diskmemload12:28:320
177391390,1ptp4l401ktimersoftd/313:38:083
177391390,0ptp4l401ktimersoftd/313:29:113
1588199391,8cyclictest7871-21snmp_o5powerctl12:53:410
1588199391,8cyclictest18865-21diskstats08:28:060
177391380,1ptp4l401ktimersoftd/313:52:013
177391380,1ptp4l401ktimersoftd/313:27:013
177391380,1ptp4l401ktimersoftd/312:59:063
177391380,1ptp4l401ktimersoftd/312:35:383
177391380,1ptp4l401ktimersoftd/312:28:253
177391380,1ptp4l401ktimersoftd/311:36:073
177391380,1ptp4l401ktimersoftd/310:56:443
177391380,1ptp4l401ktimersoftd/310:38:323
15891993833,3cyclictest33-21ksoftirqd/211:28:072
15891993832,3cyclictest33-21ksoftirqd/211:43:272
15891993825,11cyclictest33-21ksoftirqd/213:03:252
15891993823,3cyclictest33-21ksoftirqd/208:33:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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