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2025-09-15 - 20:09
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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 376 highest latencies:
System rack9slot4.osadl.org (updated Mon Sep 15, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26049112579sleep0-21swapper/107:24:301
26298991167cyclictest0-21swapper/009:30:010
26298991117cyclictest0-21swapper/008:50:200
26298991097cyclictest0-21swapper/008:10:140
262989910939cyclictest0-21swapper/010:45:380
262989910939cyclictest0-21swapper/010:45:380
26298991087cyclictest0-21swapper/011:52:420
26298991077cyclictest0-21swapper/011:04:540
26298991077cyclictest0-21swapper/011:04:540
262989910716cyclictest480-21systemd-journal09:26:060
26298991067cyclictest0-21swapper/008:20:150
26298991067cyclictest0-21swapper/007:54:480
26298991057cyclictest0-21swapper/008:45:200
26298991057cyclictest0-21swapper/008:45:200
26298991057cyclictest0-21swapper/007:59:480
26298991047cyclictest0-21swapper/010:27:420
26298991047cyclictest0-21swapper/010:27:420
26298991047cyclictest0-21swapper/009:10:200
26298991047cyclictest0-21swapper/009:04:510
26051110470sleep0-21swapper/007:24:300
26298991038cyclictest0-21swapper/012:25:260
26298991038cyclictest0-21swapper/010:20:220
26298991033cyclictest74-21mmcqd/008:34:490
262989910311cyclictest10671-21/usr/sbin/munin08:15:290
26298991028cyclictest0-21swapper/007:45:230
262989910250cyclictest33950irq/43-eth011:18:270
26298991017cyclictest0-21swapper/010:19:530
26298991017cyclictest0-21swapper/009:20:090
262989910156cyclictest33950irq/43-eth012:35:280
262989910156cyclictest33950irq/43-eth012:00:380
262989910127cyclictest22978-21fschecks_time12:50:220
262989910113cyclictest25565-21latency_hist10:09:520
26298991008cyclictest0-21swapper/011:25:510
262989910053cyclictest33950irq/43-eth011:45:120
2629899997cyclictest0-21swapper/011:30:240
2629899997cyclictest0-21swapper/008:39:490
2629899997cyclictest0-21swapper/007:44:480
26298999953cyclictest33950irq/43-eth012:40:150
2629899993cyclictest13645-21latency_hist09:49:510
2629899993cyclictest13645-21latency_hist09:49:510
2629899987cyclictest0-21swapper/012:22:190
26298999812cyclictest7710-21ssh09:39:510
2629899969cyclictest0-21swapper/010:55:280
26298999653cyclictest33950irq/43-eth009:40:250
26298999610cyclictest31222-21diskmemload09:56:090
2629899958cyclictest0-21swapper/011:42:400
2629899958cyclictest0-21swapper/010:50:290
2629899958cyclictest0-21swapper/008:40:450
2629899957cyclictest0-21swapper/007:35:330
26298999560cyclictest6950irq/18-mmc011:20:330
26298999551cyclictest33950irq/43-eth012:45:390
2629899953cyclictest26109-21latency_hist11:59:560
2629899948cyclictest0-21swapper/012:19:390
2629899947cyclictest29662-21latency_hist09:19:510
2629899947cyclictest0-21swapper/008:00:230
2629899939cyclictest0-21swapper/010:10:260
2629899938cyclictest0-21swapper/011:36:320
2629899938cyclictest0-21swapper/011:08:100
2629899937cyclictest0-21swapper/011:12:380
2629899937cyclictest0-21swapper/011:12:380
26298999349cyclictest33950irq/43-eth008:05:260
26298999348cyclictest33950irq/43-eth010:00:170
2629899928cyclictest0-21swapper/012:08:420
2629899928cyclictest0-21swapper/010:41:520
26298999239cyclictest326-21runrttasks10:32:000
26298999239cyclictest326-21runrttasks10:32:000
2629899923cyclictest27952-21/usr/sbin/munin07:30:210
2629899923cyclictest27952-21/usr/sbin/munin07:30:210
26298999211cyclictest15311-21ssh09:51:070
2629899917cyclictest0-21swapper/010:36:350
2629899908cyclictest0-21swapper/012:32:260
2629899906cyclictest0-21swapper/008:26:350
6950890irq/18-mmc02630799cyclictest11:05:131
2630799893cyclictest17081-21sshd08:38:041
2629899898cyclictest0-21swapper/012:13:100
2629899897cyclictest0-21swapper/009:00:280
26307998828cyclictest17977-21cat11:45:211
26307998724cyclictest0-21swapper/112:10:321
26307998720cyclictest0-21swapper/112:45:231
26307998718cyclictest0-21swapper/110:15:331
2630799864cyclictest20488-21if_eth010:00:191
26307998631cyclictest32190-21unixbench_singl07:40:281
2630799863cyclictest29274-21/usr/sbin/munin12:05:061
2630799863cyclictest27785-21sh10:12:411
2630799863cyclictest27587-21/usr/sbin/munin12:00:401
26307998621cyclictest19794-21ps08:45:241
26307998621cyclictest19794-21ps08:45:241
26307998534cyclictest9414-21ntpq11:30:311
2630799853cyclictest25729-21/usr/sbin/munin09:05:251
2630799853cyclictest10182-21/usr/sbin/munin08:15:161
26307998525cyclictest7896-21diskstats12:25:161
26307998522cyclictest29499-21sshd07:34:501
2629899857cyclictest0-21swapper/007:29:480
2630799844cyclictest27422-21memory09:10:191
2630799843cyclictest8162-21sshd08:10:041
2630799843cyclictest11941-21tune2fs11:35:201
2629899847cyclictest0-21swapper/008:55:130
2630799833cyclictest9374-21sh09:41:061
2630799833cyclictest821-21ssh10:21:211
2630799833cyclictest24229-21sh12:52:041
2630799833cyclictest20930-21/usr/sbin/munin11:50:191
2630799833cyclictest18117-21/usr/sbin/munin10:50:331
26307998325cyclictest27830-21crond07:29:481
26307998322cyclictest2804-21runrttasks12:15:171
26307998322cyclictest2719-21cstates11:20:091
2630799824cyclictest22372-21grep08:55:111
2630799824cyclictest17747-21/usr/sbin/munin09:55:261
26307998224cyclictest1748-21rm09:29:511
26307998222cyclictest3121-21unixbench_multi09:30:321
26307998221cyclictest16838-21entropy12:40:191
26307998221cyclictest11524-21fschecks_count10:40:171
26307998219cyclictest0-21swapper/107:30:241
26307998219cyclictest0-21swapper/107:30:241
26307998210cyclictest0-21swapper/110:25:081
26307998210cyclictest0-21swapper/110:25:081
2630799819cyclictest0-21swapper/110:35:011
2630799819cyclictest0-21swapper/108:05:231
2630799814cyclictest4956-21aten_r9power_en09:35:031
2630799813cyclictest5149-21ssh10:29:561
2630799813cyclictest5149-21ssh10:29:561
2630799813cyclictest32751-21sh07:45:021
2630799813cyclictest24449-21/usr/sbin/munin09:00:291
2630799813cyclictest21573-21ssh10:56:151
2630799813cyclictest13250-21ssh12:34:381
2630799813cyclictest11983-21/usr/sbin/munin09:45:321
2630799813cyclictest11983-21/usr/sbin/munin09:45:321
26307998125cyclictest14513-21dmesg10:45:151
26307998125cyclictest14513-21dmesg10:45:151
26307998121cyclictest23198-21cpu11:00:101
26307998121cyclictest23198-21cpu11:00:101
26307998121cyclictest0-21swapper/112:35:371
26307998120cyclictest17864-21fschecks_time08:40:401
2630799807cyclictest0-21swapper/112:21:191
2630799804cyclictest6505-21/usr/sbin/munin11:25:461
2630799803cyclictest30254-21sed11:10:381
2630799803cyclictest30254-21sed11:10:381
26307998024cyclictest14476-21tail11:40:081
26307998020cyclictest29904-21sshd09:20:051
26307998019cyclictest0-21swapper/107:55:011
26307998012cyclictest0-21swapper/108:00:121
2630799798cyclictest0-21swapper/111:18:331
2630799794cyclictest13504-21ntp_states08:25:191
2630799793cyclictest2100-21dmesg07:50:091
2630799793cyclictest14724-21missed_timers09:50:251
26307997923cyclictest204721chrt08:50:021
2630799783cyclictest24250-21/usr/sbin/munin11:55:291
26307997824cyclictest0-21swapper/109:15:111
26307997821cyclictest12519-21sh08:24:491
26307997721cyclictest23599-21load10:05:211
26307997711cyclictest0-21swapper/108:30:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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