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2026-07-09 - 01:35
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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 all highest latencies:
System rack9slot4.osadl.org (updated Wed Jul 08, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31731111780sleep0-21swapper/119:46:391
31792991159cyclictest0-21swapper/001:01:590
31792991158cyclictest0-21swapper/022:46:450
31792991158cyclictest0-21swapper/022:46:450
317929911521cyclictest24733-21latency_hist22:51:440
31792991148cyclictest0-21swapper/001:16:490
317929911475cyclictest6950irq/18-mmc000:22:110
317929911277cyclictest6950irq/18-mmc023:17:160
31792991124cyclictest12299-21latency_hist22:11:440
31792991118cyclictest0-21swapper/021:26:420
31792991116cyclictest0-21swapper/020:42:040
31792991108cyclictest0-21swapper/020:06:400
31792991098cyclictest0-21swapper/023:02:180
31792991098cyclictest0-21swapper/000:41:490
31792991093cyclictest4790-21latency_hist23:31:460
31792991083cyclictest8409-21/usr/sbin/munin20:12:200
31792991079cyclictest29812-21latency_hist00:51:480
31792991079cyclictest29812-21latency_hist00:51:480
30788110773sleep0-21swapper/019:46:070
31792991064cyclictest32158-21latency_hist21:31:430
31792991059cyclictest0-21swapper/019:47:120
31792991058cyclictest0-21swapper/022:41:450
31792991058cyclictest0-21swapper/020:32:110
31792991058cyclictest0-21swapper/020:32:110
31792991048cyclictest0-21swapper/022:01:440
31792991038cyclictest0-21swapper/021:01:560
317929910310cyclictest0-21swapper/021:42:230
31792991028cyclictest0-21swapper/020:27:210
31792991028cyclictest0-21swapper/019:56:400
317929910278cyclictest0-21swapper/022:12:170
317929910213cyclictest9483-21latency_hist23:46:470
31792991018cyclictest0-21swapper/023:56:470
31792991018cyclictest0-21swapper/022:52:140
31792991018cyclictest0-21swapper/022:31:440
317929910110cyclictest0-21swapper/021:07:000
317929910047cyclictest5387-21kworker/u4:200:32:170
31792991003cyclictest28432-21ntp_kernel_pll_21:17:120
3179299998cyclictest0-21swapper/023:07:180
3179299988cyclictest0-21swapper/021:16:420
3179299988cyclictest0-21swapper/000:27:230
31792999846cyclictest14251-21cut22:17:170
3179299978cyclictest0-21swapper/000:52:210
31792999673cyclictest0-21swapper/021:47:130
31792999561cyclictest6950irq/18-mmc023:52:160
31792999558cyclictest6950irq/18-mmc020:07:200
31792999510cyclictest4031-21latency_hist20:01:400
3179299949cyclictest0-21swapper/020:36:560
3179299948cyclictest0-21swapper/000:17:170
3179299939cyclictest0-21swapper/023:47:190
3179299939cyclictest0-21swapper/021:37:130
3179299938cyclictest0-21swapper/022:31:590
3179299938cyclictest0-21swapper/022:06:440
31792999373cyclictest0-21swapper/023:12:250
3179299937cyclictest0-21swapper/020:57:000
3179299929cyclictest0-21swapper/000:07:170
3179299928cyclictest0-21swapper/022:22:140
3179299928cyclictest0-21swapper/020:52:080
3179299928cyclictest0-21swapper/020:52:080
31792999210cyclictest0-21swapper/000:46:490
31792999157cyclictest0-21swapper/020:47:120
3179299914cyclictest3273-21latency_hist23:26:460
3179299909cyclictest0-21swapper/023:37:180
3179299899cyclictest0-21swapper/021:29:010
3179299899cyclictest0-21swapper/020:17:100
3179299894cyclictest10674-21forks20:22:000
31792998910cyclictest0-21swapper/021:52:030
3179299879cyclictest0-21swapper/001:07:280
3179299879cyclictest0-21swapper/000:57:280
3179299878cyclictest0-21swapper/000:12:140
31792998610cyclictest0-21swapper/023:00:580
3179299828cyclictest0-21swapper/000:02:170
3179299823cyclictest5694-21missed_timers23:32:160
33350700irq/43-eth00-21swapper/123:01:571
1799670migration/15217-21latency_hist01:16:491
7050630irq/18-mmc10-21swapper/122:04:291
33350610irq/43-eth00-21swapper/123:37:461
3180799619cyclictest0-21swapper/122:32:231
3180799619cyclictest0-21swapper/120:22:111
3180799618cyclictest0-21swapper/100:47:191
3180799618cyclictest0-21swapper/100:47:191
31807996113cyclictest0-21swapper/100:32:221
31807996110cyclictest0-21swapper/121:52:151
3180799609cyclictest0-21swapper/121:26:571
31807996011cyclictest0-21swapper/122:22:221
31807996011cyclictest0-21swapper/119:57:041
31807996010cyclictest0-21swapper/121:17:201
33350590irq/43-eth0316-21runrttasks20:38:001
33350590irq/43-eth011175-21aten_r9power_cu23:51:571
31807995914cyclictest0-21swapper/120:31:141
31807995911cyclictest0-21swapper/122:17:271
31807995910cyclictest0-21swapper/119:47:141
1799590migration/119292-21/usr/sbin/munin20:47:201
3180799588cyclictest0-21swapper/122:47:041
3180799588cyclictest0-21swapper/120:17:111
3180799587cyclictest0-21swapper/100:57:271
31807995814cyclictest0-21swapper/120:02:121
1799580migration/18851-21/usr/sbin/munin23:42:171
1799580migration/129633-21/usr/sbin/munin23:06:561
1799580migration/111641-21/usr/sbin/munin22:07:151
3180799579cyclictest0-21swapper/121:37:181
3180799579cyclictest0-21swapper/120:12:141
3180799579cyclictest0-21swapper/100:17:141
3180799578cyclictest0-21swapper/121:32:071
31807995718cyclictest0-21swapper/123:32:241
31807995710cyclictest0-21swapper/121:57:081
1799570migration/14265-21proc_pri23:27:211
1799570migration/130142-21/usr/sbin/munin21:22:201
1799570migration/123314-21runrttasks00:28:011
1799570migration/118565-21/usr/sbin/munin00:12:241
1799570migration/11200-21/usr/sbin/munin23:17:221
1699570watchdog/120446-21diskstats22:37:021
33350560irq/43-eth05684-21/usr/sbin/munin20:06:511
33350560irq/43-eth014008-21grep20:32:041
33350560irq/43-eth014008-21grep20:32:041
33350560irq/43-eth00-21swapper/122:42:231
33350560irq/43-eth00-21swapper/122:42:231
3180799569cyclictest0-21swapper/122:52:191
3180799569cyclictest0-21swapper/122:27:101
3180799569cyclictest0-21swapper/121:12:221
3180799569cyclictest0-21swapper/121:07:211
3180799569cyclictest0-21swapper/120:42:051
3180799569cyclictest0-21swapper/100:37:181
3180799569cyclictest0-21swapper/100:22:221
3180799569cyclictest0-21swapper/100:02:221
3180799568cyclictest0-21swapper/122:57:181
31807995624cyclictest0-21swapper/123:23:261
31807995610cyclictest0-21swapper/123:11:571
1799560migration/13490-21/usr/sbin/munin21:42:051
1799560migration/130700-21missed_timers00:52:171
1799560migration/126805-21/usr/sbin/munin00:41:581
3180799559cyclictest0-21swapper/123:47:171
3180799559cyclictest0-21swapper/119:52:191
3180799558cyclictest0-21swapper/122:12:231
3180799558cyclictest0-21swapper/120:57:041
1799550migration/14821-21fschecks_count21:46:591
1799550migration/13100-21/usr/sbin/munin01:07:241
1799550migration/120809-21/usr/sbin/munin20:52:191
1799550migration/120809-21/usr/sbin/munin20:52:191
1799550migration/11730-21unixbench_singl01:02:261
3180799549cyclictest0-21swapper/123:57:171
3180799548cyclictest0-21swapper/121:01:541
3180799548cyclictest0-21swapper/100:07:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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