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2026-06-07 - 11:43
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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 792 highest latencies:
System rack9slot4.osadl.org (updated Sat Jun 06, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
229501470irq/18-spi_topc0-21swapper/122:02:371
69501110irq/18-mmc00-21swapper/022:02:370
15311991008cyclictest0-21swapper/002:43:100
15311999755cyclictest0-21swapper/002:01:420
1531199948cyclictest0-21swapper/002:53:260
1531199948cyclictest0-21swapper/000:28:240
1531199898cyclictest0-21swapper/022:53:230
1531199897cyclictest0-21swapper/002:18:470
1531199897cyclictest0-21swapper/002:10:100
1531199896cyclictest0-21swapper/002:23:150
1531199888cyclictest0-21swapper/022:38:360
1531199888cyclictest0-21swapper/002:50:160
1531199887cyclictest0-21swapper/003:28:120
1531199887cyclictest0-21swapper/003:28:120
1531199879cyclictest0-21swapper/003:08:450
1531199878cyclictest0-21swapper/000:03:380
1531199877cyclictest0-21swapper/023:23:350
1531199877cyclictest0-21swapper/022:18:110
15311998618cyclictest31ksoftirqd/002:58:440
1531199858cyclictest0-21swapper/023:43:230
1531199858cyclictest0-21swapper/003:16:450
1531199858cyclictest0-21swapper/001:33:230
1531199858cyclictest0-21swapper/000:08:300
1531199857cyclictest0-21swapper/003:03:290
1531199857cyclictest0-21swapper/002:39:260
15311998560cyclictest0-21swapper/023:09:050
1531199848cyclictest0-21swapper/023:33:390
1531199848cyclictest0-21swapper/000:53:430
15311998460cyclictest0-21swapper/023:18:220
15311998460cyclictest0-21swapper/023:18:220
15311998417cyclictest31ksoftirqd/000:18:450
1531199838cyclictest0-21swapper/023:53:190
1531199838cyclictest0-21swapper/023:53:190
1531199838cyclictest0-21swapper/022:08:360
1531199838cyclictest0-21swapper/003:18:260
1531199838cyclictest0-21swapper/001:28:410
1531199838cyclictest0-21swapper/000:48:370
1531199837cyclictest0-21swapper/000:44:130
1531199828cyclictest0-21swapper/023:38:380
1531199828cyclictest0-21swapper/023:28:230
1531199828cyclictest0-21swapper/001:23:400
1531199828cyclictest0-21swapper/000:13:390
1531199818cyclictest0-21swapper/023:48:380
1531199818cyclictest0-21swapper/002:33:240
1531199817cyclictest0-21swapper/022:32:370
1531199817cyclictest0-21swapper/002:33:080
15311998154cyclictest0-21swapper/023:03:430
15311998055cyclictest0-21swapper/001:43:470
1531199805cyclictest22998-21runrttasks22:26:360
15311998020cyclictest31ksoftirqd/001:08:390
15317997935cyclictest5693-21ntp_states23:13:351
1531199798cyclictest0-21swapper/023:13:200
1531199797cyclictest0-21swapper/001:48:330
1531199797cyclictest0-21swapper/001:19:090
1531199788cyclictest0-21swapper/000:25:430
1531199787cyclictest0-21swapper/022:43:370
1531199787cyclictest0-21swapper/022:43:370
1531199787cyclictest0-21swapper/002:17:420
15311997854cyclictest0-21swapper/022:03:150
15317997746cyclictest28120-21/usr/sbin/munin02:08:461
15317997745cyclictest30431-21/usr/sbin/munin22:48:381
1531199778cyclictest0-21swapper/022:33:190
15311997717cyclictest31ksoftirqd/002:03:430
1531199767cyclictest0-21swapper/000:58:210
15311997615cyclictest31ksoftirqd/001:53:260
1531199757cyclictest0-21swapper/023:58:390
6950740irq/18-mmc00-21swapper/001:43:090
15317997459cyclictest31898-21sshd22:53:371
15317997445cyclictest21232-21fschecks_count01:48:281
15317997444cyclictest21362-21/usr/sbin/munin00:03:391
15317997444cyclictest18990-21/usr/sbin/munin03:23:411
15317997444cyclictest18990-21/usr/sbin/munin03:23:411
15317997443cyclictest15195-21/usr/sbin/munin01:28:321
15317997438cyclictest11814-21sort23:33:311
1531199748cyclictest0-21swapper/000:33:380
15311997451cyclictest0-21swapper/022:58:370
1531199744cyclictest21143-21latency_hist03:33:120
15311997439cyclictest0-21swapper/001:05:450
15311997439cyclictest0-21swapper/001:05:450
15317997357cyclictest465-21systemd-journal23:03:391
15317997344cyclictest27253-21fschecks_time00:23:281
15317997344cyclictest22551-21/usr/sbin/munin22:23:371
15317997344cyclictest18645-21runrttasks23:55:471
15317997344cyclictest18645-21runrttasks23:55:471
15317997344cyclictest17441-21runrttasks01:35:161
15317997343cyclictest28093-21ls22:43:171
15317997343cyclictest28093-21ls22:43:171
15317997343cyclictest22510-21/usr/sbin/munin01:53:201
15317997337cyclictest4808-21memory02:38:371
1531199737cyclictest0-21swapper/022:14:310
1531199737cyclictest0-21swapper/000:39:400
15317997244cyclictest465-21systemd-journal00:58:071
15317997243cyclictest19528-21timerandwakeup22:13:381
15317997243cyclictest12762-21sshd01:20:361
15317997242cyclictest6747-21/usr/sbin/munin23:18:241
15317997242cyclictest6747-21/usr/sbin/munin23:18:241
15317997242cyclictest30265-21/usr/sbin/munin00:33:261
15317997242cyclictest15494-21/usr/sbin/munin22:03:141
15317997241cyclictest16416-21sshd03:17:411
15317997237cyclictest13512-21ntp_states23:38:351
15317997236cyclictest297-21snmpd02:46:191
15317997235cyclictest27211-21ntp_states22:38:371
15317997235cyclictest23482-21df_inode22:28:181
15317997234cyclictest297-21snmpd23:26:281
1531199727cyclictest0-21swapper/022:53:040
1531199727cyclictest0-21swapper/001:17:110
15317997157cyclictest476-21fschecks_count22:58:231
15317997142cyclictest297-21snmpd03:02:231
15317997142cyclictest22709-21irqstats00:08:321
15317997141cyclictest957-21/usr/sbin/munin02:28:201
15317997141cyclictest3548-21diskstats23:08:221
15317997141cyclictest29052-21/usr/sbin/munin00:28:331
15317997141cyclictest18573-21/usr/sbin/munin01:38:381
15317997141cyclictest18573-21/usr/sbin/munin01:38:381
15317997140cyclictest9798-21df_inode23:28:211
15317997140cyclictest26314-21/usr/sbin/munin00:18:441
15317997137cyclictest7449-21df02:48:251
15317997137cyclictest2365-21df00:48:211
15317997137cyclictest12157-21diskstats03:03:281
15317997136cyclictest25042-21df22:33:171
15317997136cyclictest1134-21/usr/sbin/munin00:43:311
15317997135cyclictest2773-21diskstats02:33:271
15317997135cyclictest24818-21chrt00:14:291
15317997134cyclictest14493-21diskstats23:43:221
15317997129cyclictest20041-21unixbench_singl23:58:431
15317997042cyclictest28723-21/usr/sbin/munin02:13:221
15317997041cyclictest511-21users02:23:491
15317997041cyclictest20861-21sort22:18:321
15317997040cyclictest7365-21/usr/sbin/munin01:03:301
15317997040cyclictest7365-21/usr/sbin/munin01:03:301
15317997040cyclictest20122-21/usr/sbin/munin01:43:381
15317997040cyclictest15782-21/usr/sbin/munin23:48:171
15317997039cyclictest25344-21sshd02:01:371
15317997039cyclictest13714-21df_inode03:08:271
15317997038cyclictest31139-21/usr/sbin/munin02:18:431
15317997037cyclictest297-21snmpd01:15:521
15317997036cyclictest9698-21runrttasks01:11:351
15317997036cyclictest9029-21diskstats02:53:281
15317997036cyclictest26074-21perl02:03:301
15317997035cyclictest19973-21df_inode03:28:281
15317997034cyclictest31704-21df_inode00:38:241
15317996939cyclictest5510-21diskstats00:58:261
15317996935cyclictest17327-21memory03:18:391
15317996839cyclictest17262-21dmesg22:08:211
15311996845cyclictest0-21swapper/001:38:260
15317996737cyclictest13314-21df01:23:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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