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2026-05-09 - 14:11
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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 Sat May 09, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
106891950,4ptp4l401ktimersoftd/320:29:213
706299670,4cyclictest9071-21ssh22:40:011
706299670,4cyclictest9071-21ssh22:40:011
168592630,1sleep30-21swapper/323:53:113
102142620,3sleep010213-21ssh01:27:030
7067995824,8cyclictest33-21ksoftirqd/223:31:442
274672570,2sleep20-21swapper/223:31:552
129582570,3sleep312955-21ssh00:22:143
707399567,18cyclictest24876-21awk00:02:003
707399566,13cyclictest9412-21ssh01:58:233
7067995642,4cyclictest33-21ksoftirqd/201:52:032
214992560,2sleep10-21swapper/101:37:161
124602560,4sleep1706299cyclictest23:49:041
7067995524,6cyclictest33-21ksoftirqd/200:37:052
707399544,13cyclictest10286-21latency_hist22:41:423
707399544,13cyclictest10286-21latency_hist22:41:423
7067995426,4cyclictest33-21ksoftirqd/200:16:442
7067995425,5cyclictest33-21ksoftirqd/223:12:042
7067995425,5cyclictest33-21ksoftirqd/201:22:072
7067995424,5cyclictest33-21ksoftirqd/201:07:052
7067995423,7cyclictest33-21ksoftirqd/223:37:122
7067995422,7cyclictest33-21ksoftirqd/222:46:572
7067995422,6cyclictest33-21ksoftirqd/200:42:012
707399536,17cyclictest4005-21ssh01:21:153
707399535,17cyclictest22682-21/usr/sbin/munin23:26:593
707399535,12cyclictest18186-21irqrtprio23:22:023
7067995327,6cyclictest33-21ksoftirqd/220:36:432
7067995327,6cyclictest33-21ksoftirqd/220:36:432
706799532,6cyclictest12374-21apt-get23:16:482
7067995326,4cyclictest33-21ksoftirqd/223:06:432
7067995323,6cyclictest33-21ksoftirqd/223:22:122
7067995323,6cyclictest33-21ksoftirqd/222:41:592
7067995321,7cyclictest33-21ksoftirqd/223:07:052
7067995318,6cyclictest33-21ksoftirqd/223:42:372
305692530,2sleep00-21swapper/023:34:380
707399527,10cyclictest9416-21taskset23:12:253
707399526,15cyclictest18930-21taskset01:36:123
707399526,13cyclictest17981-21fschecks_count20:51:553
707399526,11cyclictest26675-21ssh22:57:063
707399525,18cyclictest1055-21runrttasks22:18:053
707399525,12cyclictest24548-21sh01:41:583
707399525,11cyclictest21258-21seq01:05:113
707399523,13cyclictest7748-21sed00:51:463
7067995223,6cyclictest33-21ksoftirqd/222:36:042
7067995223,6cyclictest33-21ksoftirqd/201:37:052
7067995223,4cyclictest33-21ksoftirqd/222:57:002
7067995222,7cyclictest33-21ksoftirqd/221:41:552
7067995222,7cyclictest33-21ksoftirqd/220:46:552
7067995222,7cyclictest33-21ksoftirqd/220:46:552
7067995222,6cyclictest33-21ksoftirqd/221:37:082
7067995222,5cyclictest33-21ksoftirqd/221:07:092
7067995221,7cyclictest33-21ksoftirqd/220:57:072
7067995221,6cyclictest33-21ksoftirqd/200:27:122
707399514,13cyclictest31430-21cut22:26:593
707399512,12cyclictest20984-21/usr/sbin/munin22:52:003
7067995125,6cyclictest33-21ksoftirqd/200:26:452
7067995124,6cyclictest33-21ksoftirqd/201:27:062
7067995124,4cyclictest33-21ksoftirqd/201:57:082
7067995123,5cyclictest33-21ksoftirqd/222:22:012
7067995122,6cyclictest33-21ksoftirqd/223:46:582
7067995122,6cyclictest33-21ksoftirqd/222:02:082
7067995122,6cyclictest33-21ksoftirqd/221:16:532
7067995122,6cyclictest33-21ksoftirqd/201:01:452
7067995122,5cyclictest33-21ksoftirqd/221:47:032
7067995122,5cyclictest33-21ksoftirqd/221:32:092
7067995121,6cyclictest33-21ksoftirqd/201:17:132
7067995120,6cyclictest33-21ksoftirqd/222:11:412
7067995120,6cyclictest33-21ksoftirqd/200:07:012
7067995119,6cyclictest33-21ksoftirqd/223:56:442
707399506,12cyclictest17179-21sh01:01:333
707399506,11cyclictest8492-21ssh00:52:023
707399505,10cyclictest31139-21ssh01:15:293
707399503,13cyclictest15127-21sed20:46:393
707399503,13cyclictest15127-21sed20:46:393
707399502,12cyclictest4477-21cat23:41:443
707399501,21cyclictest30105-1kworker/u9:000:42:103
7067995025,4cyclictest33-21ksoftirqd/201:12:012
7067995024,5cyclictest33-21ksoftirqd/200:52:022
7067995023,4cyclictest33-21ksoftirqd/200:46:572
7067995022,10cyclictest33-21ksoftirqd/222:27:012
7067995021,8cyclictest33-21ksoftirqd/201:46:582
7067995021,6cyclictest33-21ksoftirqd/201:41:462
7067995021,6cyclictest33-21ksoftirqd/201:02:002
7067995020,6cyclictest33-21ksoftirqd/221:56:562
7067995019,6cyclictest33-21ksoftirqd/221:51:562
7067995019,6cyclictest33-21ksoftirqd/200:02:112
707399496,11cyclictest16875-21ssh23:21:343
707399496,10cyclictest9083-21sshd20:32:523
707399495,11cyclictest32618-21diskmemload01:24:263
707399495,11cyclictest18625-21/usr/sbin/munin22:02:033
707399495,10cyclictest32440-21ssh23:02:563
707399493,12cyclictest7066-21interrupts00:17:023
707399492,12cyclictest3638-21ssh01:52:163
707399492,12cyclictest11821-21timerandwakeup20:37:063
707399492,12cyclictest11821-21timerandwakeup20:37:063
7067994924,4cyclictest33-21ksoftirqd/223:56:572
7067994923,6cyclictest33-21ksoftirqd/222:11:532
7067994921,6cyclictest33-21ksoftirqd/221:12:092
7067994920,6cyclictest33-21ksoftirqd/221:02:022
7067994920,6cyclictest33-21ksoftirqd/220:31:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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