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2026-06-22 - 10:40
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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 Mon Jun 22, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2628599664,56cyclictest0-21swapper/223:37:322
2628599653,7cyclictest29336-21/usr/sbin/munin22:47:272
2628599644,54cyclictest0-21swapper/223:27:352
2628599644,54cyclictest0-21swapper/223:27:352
2628599643,8cyclictest13707-21open_files23:52:252
2628599642,7cyclictest12734-21ntp_states21:42:262
2627299633,7cyclictest5319-21idleruntime-cro22:17:020
2628599624,7cyclictest0-21swapper/200:17:402
2628599612,7cyclictest767-21smart_sda22:52:272
2627299594,31cyclictest0-21swapper/020:12:040
2627299593,30cyclictest0-21swapper/022:27:020
2627699575,46cyclictest0-21swapper/122:21:341
2627299572,6cyclictest22230-21kworker/0:223:42:000
26290995647,5cyclictest37-21ksoftirqd/321:32:263
2627299556,8cyclictest0-21swapper/021:22:320
2627299554,7cyclictest0-21swapper/000:10:120
26285995421,28cyclictest3486-21tune2fs20:42:172
26285995420,29cyclictest620-21latency19:07:242
26276995444,6cyclictest21-21ksoftirqd/121:12:031
2627699544,45cyclictest0-21swapper/121:47:561
2627699544,45cyclictest0-21swapper/121:47:561
2627699544,44cyclictest0-21swapper/120:56:461
2627699543,8cyclictest0-21swapper/121:37:451
26285995327,20cyclictest27336-21awk22:45:272
26285995324,24cyclictest9688-21tune2fs19:32:202
26285995323,25cyclictest370-21systemd-journal20:58:512
26285995320,28cyclictest2377-21ls20:37:322
2628599532,45cyclictest7926-21grep19:27:212
2628599532,45cyclictest6822-21timerwakeupswit22:17:322
26285995314,33cyclictest17675-21missed_timers22:32:232
2627699534,43cyclictest0-21swapper/123:35:121
2627699534,43cyclictest0-21swapper/121:52:361
2627699534,43cyclictest0-21swapper/121:04:581
2627699534,43cyclictest0-21swapper/121:04:581
2627299537,15cyclictest0-21swapper/023:58:510
26272995344,5cyclictest3-21ksoftirqd/023:56:590
2627299534,6cyclictest0-21swapper/000:21:210
2627299534,44cyclictest0-21swapper/023:21:040
2627299533,45cyclictest0-21swapper/020:52:550
26285995221,26cyclictest9095-21/usr/sbin/munin23:47:132
26285995221,26cyclictest9095-21/usr/sbin/munin23:47:132
26285995214,32cyclictest21861-21timerandwakeup22:37:302
26285995214,32cyclictest21861-21timerandwakeup22:37:302
26285995213,34cyclictest31053-21sendmail_mailqu23:32:262
2627299525,41cyclictest0-21swapper/021:40:350
2627299524,42cyclictest0-21swapper/023:45:420
2627299523,45cyclictest0-21swapper/019:02:360
2627299523,44cyclictest0-21swapper/023:03:230
2628599513,42cyclictest8614-21grep23:02:322
26285995124,23cyclictest27696-21crond00:11:592
26285995119,27cyclictest8172-21/usr/sbin/munin21:37:132
26285995117,29cyclictest22503-21/usr/sbin/munin23:22:252
26285995116,28cyclictest28203-21aten_rbpower_en20:22:142
26285995115,31cyclictest643-21runrttasks19:39:332
26285995115,30cyclictest6096-21switchtime20:47:332
26285995115,30cyclictest21736-21idleruntime-cro21:12:032
2627699516,17cyclictest27805-21ps22:46:271
2627699515,40cyclictest0-21swapper/123:49:021
2627699515,40cyclictest0-21swapper/123:49:021
2627699515,40cyclictest0-21swapper/123:24:181
2627699515,40cyclictest0-21swapper/123:00:101
2627699514,42cyclictest0-21swapper/122:08:041
2627699514,42cyclictest0-21swapper/122:03:191
2627699514,42cyclictest0-21swapper/121:27:581
2627699514,42cyclictest0-21swapper/100:05:521
2627699514,41cyclictest0-21swapper/100:19:021
2627299512,44cyclictest15609-21runrttasks22:29:440
2628599509,36cyclictest17611-21mailstats23:57:252
2628599507,36cyclictest3550-21aten_rbpower_cu22:57:102
2628599503,41cyclictest27177-21fgrep20:17:282
2628599502,8cyclictest1646950ssh21:47:262
2628599502,8cyclictest1646950ssh21:47:262
26285995019,26cyclictest21030-21grep20:02:192
26285995019,26cyclictest21030-21grep20:02:192
26285995019,24cyclictest15065-21hwlatdetect21:02:212
26285995019,24cyclictest15065-21hwlatdetect21:02:212
26285995017,28cyclictest18105-21unixbench_multi19:52:352
26285995016,29cyclictest27890-21timerandwakeup22:02:302
26285995014,30cyclictest25555-21unixbench-2d20:12:362
2627699509,36cyclictest0-21swapper/122:52:481
2627699505,39cyclictest0-21swapper/121:59:561
2627699504,40cyclictest0-21swapper/123:59:321
2627699504,40cyclictest0-21swapper/123:07:501
2627699503,42cyclictest0-21swapper/123:55:501
2627299505,40cyclictest0-21swapper/021:35:320
2627299504,41cyclictest0-21swapper/020:59:110
2627299503,43cyclictest0-21swapper/022:34:100
2627299503,41cyclictest573-21irqbalance22:43:030
2627299502,41cyclictest15425-21/usr/sbin/munin21:02:280
2627299502,41cyclictest15425-21/usr/sbin/munin21:02:280
26272995014,30cyclictest24014-21sshd21:13:530
2628599493,41cyclictest2379-21uname22:12:212
2628599493,39cyclictest12235-21timerandwakeup23:07:282
26285994916,28cyclictest23735-21sed20:07:372
26285994915,29cyclictest643-21runrttasks23:15:162
26285994915,28cyclictest5888-21diskstats19:22:192
26285994915,28cyclictest543-21systemd-logind22:12:022
26285994914,30cyclictest643-21runrttasks22:31:152
26285994914,30cyclictest29962-21unixbench_singl18:57:372
26285994912,31cyclictest5003-21interrupts21:32:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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