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2025-02-11 - 00:05
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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 highest latencies:
System rack9slot4.osadl.org (updated Mon Feb 10, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20170114176sleep0-21swapper/111:44:081
20397991203cyclictest21124-21cat11:44:410
20397991163cyclictest2719-21latency_hist14:19:200
20397991163cyclictest2719-21latency_hist14:19:200
20397991154cyclictest2878-21missed_timers12:29:460
20397991103cyclictest23582-21latency_hist15:44:220
20397991103cyclictest11154-21latency_hist16:59:240
20397991097cyclictest0-21swapper/014:34:210
20397991088cyclictest0-21swapper/013:19:180
20397991087cyclictest0-21swapper/015:24:220
20397991083cyclictest12360-21sh14:54:510
20397991075cyclictest20057-21cat15:29:220
20397991074cyclictest8631-21cstates14:44:300
20397991073cyclictest19182-21cat13:24:190
20397991068cyclictest0-21swapper/015:14:520
20397991063cyclictest11356-21latency_hist12:59:180
18893110669sleep0-21swapper/011:43:490
20397991059cyclictest0-21swapper/017:04:240
20397991058cyclictest0-21swapper/011:49:420
20397991057cyclictest0-21swapper/013:03:570
20397991043cyclictest29393-21wc13:54:490
20397991043cyclictest22256-21latency_hist13:34:180
20397991043cyclictest22256-21latency_hist13:34:180
20397991038cyclictest0-21swapper/013:04:480
20397991037cyclictest0-21swapper/015:04:210
20397991037cyclictest0-21swapper/015:04:210
20397991037cyclictest0-21swapper/014:24:200
20397991027cyclictest0-21swapper/014:04:290
20397991027cyclictest0-21swapper/013:34:190
20397991023cyclictest26263-21memory13:44:490
20397991023cyclictest26075-21/usr/sbin/munin15:49:520
20397991023cyclictest20696-21latency_hist13:29:180
20397991018cyclictest0-21swapper/014:49:500
20397991018cyclictest0-21swapper/014:04:190
20397991008cyclictest0-21swapper/012:24:170
20397991003cyclictest1344-21latency_hist16:24:240
2039799998cyclictest0-21swapper/016:49:240
2039799998cyclictest0-21swapper/013:09:330
2039799998cyclictest0-21swapper/012:04:160
2039799983cyclictest9594-21latency_hist16:54:240
2039799983cyclictest74-21mmcqd/016:04:530
2039799983cyclictest74-21mmcqd/014:36:350
2039799976cyclictest0-21swapper/012:34:460
2039799973cyclictest12279-21if_err_eth017:04:440
20397999710cyclictest0-21swapper/016:34:420
2039799968cyclictest0-21swapper/015:29:460
20397999645cyclictest74-21mmcqd/015:39:230
2039799963cyclictest3796-21expr16:29:530
2039799949cyclictest0-21swapper/012:09:160
2039799945cyclictest31808-21latency_hist16:14:230
2039799943cyclictest6479-21latency_hist16:44:240
2039799938cyclictest0-21swapper/014:09:480
2039799938cyclictest0-21swapper/013:44:200
2039799938cyclictest0-21swapper/012:49:470
2039799933cyclictest14094-21/usr/sbin/munin17:09:550
2039799928cyclictest0-21swapper/014:25:000
2039799917cyclictest0-21swapper/012:39:360
2039799917cyclictest0-21swapper/012:09:350
20397999152cyclictest6950irq/18-mmc015:14:220
2039799913cyclictest31495-21/usr/sbin/munin16:10:230
2039799908cyclictest0-21swapper/012:44:470
2039799908cyclictest0-21swapper/012:44:470
20397999026cyclictest24961-21sshd15:46:320
20397999026cyclictest24961-21sshd15:46:320
2039799895cyclictest0-21swapper/012:14:260
2039799893cyclictest26894-21sshd15:54:320
2039799888cyclictest0-21swapper/014:44:100
2039799888cyclictest0-21swapper/012:24:460
2039799886cyclictest0-21swapper/011:54:440
2039799877cyclictest0-21swapper/015:04:290
2039799873cyclictest28504-21latency_hist13:54:190
2039799816cyclictest0-21swapper/016:00:540
2039799758cyclictest0-21swapper/016:24:490
22150670irq/18-spi_topc2040699cyclictest15:27:021
22150660irq/18-spi_topc2040699cyclictest14:17:001
22150660irq/18-spi_topc2040699cyclictest14:17:001
22150660irq/18-spi_topc2040699cyclictest12:14:361
2040699669cyclictest0-21swapper/112:45:091
2040699669cyclictest0-21swapper/112:45:091
22150630irq/18-spi_topc2040699cyclictest16:35:591
20406996311cyclictest0-21swapper/115:04:281
33950620irq/43-eth08985-21/usr/sbin/munin16:49:541
20406996219cyclictest0-21swapper/112:34:331
20406996210cyclictest0-21swapper/113:29:311
20406996210cyclictest0-21swapper/113:29:311
22150610irq/18-spi_topc2040699cyclictest16:24:041
20406996119cyclictest0-21swapper/111:54:261
20406996118cyclictest0-21swapper/113:19:461
20406996111cyclictest0-21swapper/112:59:421
33950600irq/43-eth029330-21timerandwakeup12:10:141
22150600irq/18-spi_topc2040699cyclictest13:49:541
1699600watchdog/114024-21/usr/sbin/munin13:05:171
22150590irq/18-spi_topc2040699cyclictest16:45:591
22150590irq/18-spi_topc2040699cyclictest15:09:261
2040699599cyclictest0-21swapper/117:10:191
2040699599cyclictest0-21swapper/112:05:151
2040699598cyclictest0-21swapper/114:50:191
20406995911cyclictest0-21swapper/113:44:451
20406995910cyclictest0-21swapper/115:15:151
1799590migration/131554-21proc_pri14:05:111
1699590watchdog/15826-21rt-features14:30:161
1699590watchdog/1480-21systemd-journal16:59:241
6950580irq/18-mmc00-21swapper/112:54:171
2040699589cyclictest0-21swapper/116:24:451
2040699589cyclictest0-21swapper/114:10:161
2040699589cyclictest0-21swapper/113:39:451
20406995812cyclictest0-21swapper/116:14:381
20406995811cyclictest0-21swapper/117:04:311
20406995811cyclictest0-21swapper/112:55:151
1799580migration/122915-21/usr/sbin/munin13:34:411
2040699579cyclictest0-21swapper/114:35:161
2040699576cyclictest0-21swapper/114:22:511
20406995711cyclictest0-21swapper/111:50:141
1799570migration/126305-21/usr/sbin/munin15:50:201
1799570migration/120452-21/usr/sbin/munin15:29:401
1799570migration/120295-21timerandwakeup13:25:151
1699570watchdog/1480-21systemd-journal13:14:171
1699570watchdog/13560-21perl16:29:471
1699570watchdog/12630-21idleruntime12:29:401
1699570watchdog/120761-21df11:44:311
2040699569cyclictest0-21swapper/114:45:121
2040699569cyclictest0-21swapper/111:59:271
2040699568cyclictest0-21swapper/115:44:431
2040699568cyclictest0-21swapper/115:44:431
2040699567cyclictest0-21swapper/113:58:451
2040699567cyclictest0-21swapper/112:44:001
1799560migration/132261-21/usr/sbin/munin12:19:471
1799560migration/122635-21/usr/sbin/munin15:35:161
1699560watchdog/131579-21chrt16:10:421
1699560watchdog/129973-21users16:05:181
1699560watchdog/128189-21chrt15:58:141
1699560watchdog/116154-21aten2.4-expect13:14:291
2040699559cyclictest0-21swapper/114:24:471
1699550watchdog/1628-21basename12:24:321
2040699549cyclictest0-21swapper/116:41:421
2040699547cyclictest0-21swapper/115:42:381
2040699547cyclictest0-21swapper/114:58:131
2040699546cyclictest0-21swapper/117:00:371
1699540watchdog/1304-21snmpd15:59:461
2040699538cyclictest0-21swapper/114:41:221
2040699536cyclictest0-21swapper/115:23:001
2040699536cyclictest0-21swapper/114:01:441
2040699529cyclictest0-21swapper/115:01:411
2040699529cyclictest0-21swapper/115:01:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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