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2025-08-27 - 14:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Wed Aug 27, 2025 00:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17485298419sleep17491-21proc_pri19:04:460
1812399269244cyclictest15221-21chrt21:15:590
1812399264239cyclictest27151-21ntp_kernel_err22:06:010
1812399263238cyclictest11591-21sh23:16:240
181239926193cyclictest11529-21latency20:59:570
1812399260234cyclictest2720-21lxpanel21:24:560
1812399258234cyclictest7292-21sh22:59:100
1812399257198cyclictest8773-21runrttasks20:49:020
181239925690cyclictest4016-21netwatch20:26:580
1812399256232cyclictest17169-21latency_hist21:24:440
1812399256225cyclictest12624-21uname21:04:510
1812399256197cyclictest25914-21cpuspeed00:19:160
1812399254225cyclictest25281-21munin-run21:59:020
181239925392cyclictest28631-21latency00:30:300
1812399253229cyclictest27156-21df_inode00:24:390
1812399253225cyclictest20151-21ssh21:36:550
1812399253224cyclictest20230-21runrttasks19:16:560
1812399253223cyclictest3121-21wc20:24:100
1812399252228cyclictest7912-21netwatch23:00:580
1812399252226cyclictest3016-21munin-node0
1812399252224cyclictest22527-21ssh00:04:150
1812399252219cyclictest15727-21latency_hist23:34:350
1812399251228cyclictest21377-21chrt21:42:030
181239925067cyclictest28760-21perl19:54:380
1812399250226cyclictest22651-21runrttasks19:28:300
1812399250224cyclictest29344-21munin-node0
1812399250224cyclictest22415-21ssh21:46:140
1812399250223cyclictest6673-21chrt20:39:270
181239924948cyclictest24282-21ntp_states00:11:230
1812399249224cyclictest30840-21ntp_states22:21:370
1812399248223cyclictest20648-21interrupts23:55:190
1812399247222cyclictest28268-21sh22:10:440
1812399247220cyclictest19226-21munin-plugin-st19:13:560
1812399247215cyclictest1345-21df_inode22:34:410
1812399247196cyclictest9630-21munin-run23:09:060
181239924669cyclictest27647-21munin-node0
181239924647cyclictest24981-21latency_hist19:39:250
1812399246223cyclictest18498-21chrt23:45:530
1812399246221cyclictest16563-21diskmemload23:38:010
181239924587cyclictest1952-21sh22:36:380
181239924566cyclictest14297-21ssh21:12:210
1812399245218cyclictest26051-21ntp_states22:01:320
1812399245214cyclictest18475-21ssh21:30:070
1812399244222cyclictest20014-21rm23:52:560
1812399244219cyclictest32476-21chrt20:10:140
1812399244218cyclictest30359-21cron00:38:550
1812399244214cyclictest13936-21ssh23:26:200
181239924387cyclictest6063-21munin-node0
181239924373cyclictest2829-21sendmail-mta23:24:200
1812399243217cyclictest23641-21ntpq21:51:160
1812399243215cyclictest29614-21munin-node0
1812399242221cyclictest27596-21awk00:25:510
1812399242217cyclictest4418-21ssh22:46:130
1812399241216cyclictest23456-21sendmail_mailtr19:30:490
181239924065cyclictest25658-21grep19:40:420
1812399240216cyclictest23136-21ntp_states00:06:110
1812399239215cyclictest17654-21netwatch23:42:300
1812399239214cyclictest20734-21fschecks_time19:19:410
1812399239212cyclictest26946-21expr19:45:510
1812399238215cyclictest9287-21grep20:50:030
1812399238214cyclictest31658-21ssh22:25:160
1812399238214cyclictest10510-21runrttasks23:12:080
181239923671cyclictest6957-21chrt20:40:020
1812399236209cyclictest5231-21runrttasks20:32:580
181239923570cyclictest11226-21chrt20:59:180
1812399235208cyclictest31890-21munin-run20:08:580
181239923371cyclictest967-21chrt20:14:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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