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2026-09-04 - 19:07
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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 rack9slot4.osadl.org (updated Fri Sep 04, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
126511143110sleep0-21swapper/112:29:111
129359911134cyclictest13471-21latency_hist15:59:320
129359911131cyclictest20999-21latency_hist14:39:300
129359910838cyclictest27276-21latency_hist14:59:310
129359910833cyclictest15381-21/usr/sbin/munin17:50:000
12726110872sleep0-21swapper/012:29:160
129359910636cyclictest2377-21/usr/sbin/munin13:39:520
129359910532cyclictest22502-21cpu12:59:390
129359910530cyclictest17935-21latency_hist14:29:300
129359910336cyclictest14741-21proc_pri17:45:100
129359910323cyclictest0-21swapper/012:50:010
129359910234cyclictest8842-21latency_hist15:44:320
129359910233cyclictest4434-21latency_hist17:14:350
129359910222cyclictest5985-21latency_hist17:19:350
129359910132cyclictest7204-21latency_hist15:39:320
129359910131cyclictest9524-21proc_pri14:00:020
129359910131cyclictest11474-21timerandwakeup15:50:060
129359910130cyclictest27517-21latency_hist16:44:330
129359910129cyclictest16078-21latency_hist12:39:260
129359910033cyclictest13226-21latency_hist14:14:290
129359910033cyclictest11319-21awk17:34:580
12935999831cyclictest2260-21latency_hist13:39:280
12935999828cyclictest317-21unixbench_multi13:30:040
12935999728cyclictest26927-21latency_hist13:14:280
12935999726cyclictest527-21/usr/sbin/munin15:15:060
12935999632cyclictest31871-21latency_hist15:14:310
12935999631cyclictest27197-21latency_hist14:59:310
12935999531cyclictest19141-21latency_hist12:49:270
12935999529cyclictest21085-21/usr/sbin/munin14:39:440
12935999529cyclictest21085-21/usr/sbin/munin14:39:440
12935999428cyclictest22285-21latency_hist12:59:270
12935999334cyclictest24209-21sh13:04:430
12935999331cyclictest5769-21sh13:49:440
12935999225cyclictest2924-21/usr/sbin/munin15:24:450
12935999131cyclictest16288-21latency_hist14:24:290
12935999123cyclictest0-21swapper/015:05:010
22950900irq/18-spi_topc1294799cyclictest14:50:051
12935999032cyclictest5648-21latency_hist15:34:320
1293599896cyclictest0-21swapper/016:50:280
12935998928cyclictest9058-21latency_hist17:29:340
12935998928cyclictest29020-21latency_hist16:49:330
12935998923cyclictest2795-21latency_hist17:09:340
1294799889cyclictest0-21swapper/115:22:031
1294799889cyclictest0-21swapper/115:22:031
12935998832cyclictest16659-21latency_hist16:09:320
1293599878cyclictest0-21swapper/014:04:530
12935998732cyclictest297-21snmpd15:20:090
12935998732cyclictest297-21snmpd15:20:090
12935998727cyclictest10585-21latency_hist17:34:350
12947998626cyclictest262981sleep16:39:511
1293599868cyclictest0-21swapper/013:14:420
12935998621cyclictest5422-21latency_hist13:49:290
1293599857cyclictest0-21swapper/016:19:330
12935998523cyclictest0-21swapper/014:50:010
1294799844cyclictest12869-21sshd15:55:051
12947998321cyclictest23778-21sshd13:04:001
1293599837cyclictest0-21swapper/017:55:040
12935998337cyclictest30076-21latency_hist13:24:270
12935998334cyclictest23103-21cpuspeed16:29:510
12935998323cyclictest0-21swapper/012:34:260
12947998230cyclictest19412-21sh14:34:301
1294799823cyclictest14127-21fschecks_count17:44:541
12947998229cyclictest7626-21chrt17:24:451
1293599828cyclictest0-21swapper/016:55:020
1293599828cyclictest0-21swapper/013:54:480
1293599827cyclictest0-21swapper/016:34:470
12935998264cyclictest476-21/usr/sbin/munin17:00:010
12935998235cyclictest7345-21aten_r9power_cu15:39:430
6950810irq/18-mmc01294799cyclictest14:24:291
1294799814cyclictest316-21runrttasks14:09:461
12947998132cyclictest465-21systemd-journal15:30:051
12947998129cyclictest24824-21grep16:34:501
12947998128cyclictest19659-21grep12:49:451
12947998126cyclictest27245-21latency_hist14:59:311
12947998125cyclictest465-21systemd-journal14:17:031
12947998118cyclictest27849-21fschecks_time14:59:521
12947998115cyclictest28988-21sshd16:49:071
12935998115cyclictest0-21swapper/012:39:300
1294799804cyclictest10717-21chrt15:49:461
1294799803cyclictest3596-21sshd13:41:021
1294799803cyclictest21695-21fschecks_count16:24:511
12947998020cyclictest8926-21aten_r9power_en15:44:431
12947998018cyclictest0-21swapper/117:09:481
1293599807cyclictest0-21swapper/016:25:220
12935998029cyclictest13186-21ps17:40:110
12935998029cyclictest13186-21ps17:40:110
12935998028cyclictest20754-21sshd16:20:070
1294799794cyclictest8626-21aten_r9power_cu13:59:391
1294799794cyclictest6174-21fschecks_time15:34:531
12947997932cyclictest16886-21wc17:54:361
1294799793cyclictest465-21systemd-journal13:44:281
12947997927cyclictest0-21swapper/114:45:031
12947997924cyclictest11149-21fschecks_time17:34:551
12947997923cyclictest21545-21fschecks_time14:39:501
12947997923cyclictest21545-21fschecks_time14:39:501
12947997922cyclictest2957-21fschecks_count15:24:481
12947997920cyclictest32687-21rt-features13:30:031
12947997917cyclictest17317-21fschecks_count17:54:531
12947997914cyclictest0-21swapper/113:34:441
1293599798cyclictest0-21swapper/014:15:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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