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2023-12-03 - 12:41
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rackcslot2.osadl.org (updated Sun Dec 03, 2023 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
103852800,2sleep01070299cyclictest21:26:370
1032026846,18sleep10-21swapper/119:03:531
1036026754,8sleep00-21swapper/019:04:180
88862650,1sleep00-21swapper/000:16:210
318782450,1sleep131880-21munin-plugin-st21:55:591
318782450,1sleep131880-21munin-plugin-st21:55:591
245642330,1sleep1231ktimersoftd/122:27:581
10703991616,0cyclictest12050-21ssh21:29:471
10703991616,0cyclictest0-21swapper/119:21:281
10703991615,0cyclictest29958-21ssh22:35:501
10703991615,0cyclictest21159-21ssh23:47:311
10703991614,1cyclictest17456-21ssh22:17:431
10703991611,4cyclictest0-21swapper/123:23:171
10703991610,6cyclictest0-21swapper/123:30:321
10702991615,1cyclictest6510-21ssh23:30:200
10702991615,0cyclictest10673-21ssh23:35:500
10702991611,4cyclictest14591-21kworker/0:023:12:270
10703991515,0cyclictest9376-21ssh22:07:121
10703991515,0cyclictest0-21swapper/121:45:281
10703991515,0cyclictest0-21swapper/119:11:251
10703991514,1cyclictest8395-21ssh21:25:341
10703991514,1cyclictest32529-21ssh22:38:061
10703991513,1cyclictest26634-21head21:46:301
10703991513,1cyclictest231ktimersoftd/122:46:221
10703991513,1cyclictest231ktimersoftd/120:26:221
10703991513,1cyclictest231ktimersoftd/119:06:191
10703991513,1cyclictest231ktimersoftd/100:16:241
10703991510,5cyclictest0-21swapper/123:41:411
10703991510,5cyclictest0-21swapper/121:31:171
10703991510,4cyclictest0-21swapper/123:01:531
10703991510,4cyclictest0-21swapper/120:03:131
10703991510,1cyclictest0-21swapper/122:11:471
10703991510,0cyclictest0-21swapper/100:32:211
10703991510,0cyclictest0-21swapper/100:03:211
10702991515,0cyclictest1244-21ssh23:22:400
10702991515,0cyclictest0-21swapper/023:41:140
10702991515,0cyclictest0-21swapper/023:17:210
10702991514,1cyclictest21712-21ssh23:07:370
10702991511,3cyclictest14591-21kworker/0:020:15:110
10702991511,3cyclictest14591-21kworker/0:000:08:190
10702991510,5cyclictest0-21swapper/021:53:390
10702991510,5cyclictest0-21swapper/021:53:390
10702991510,5cyclictest0-21swapper/021:48:190
10702991510,5cyclictest0-21swapper/021:36:470
10702991510,5cyclictest0-21swapper/000:13:590
10702991510,4cyclictest4204-21kworker/0:100:31:550
10702991510,4cyclictest14591-21kworker/0:023:47:150
10702991510,4cyclictest14591-21kworker/0:023:04:550
10702991510,4cyclictest14591-21kworker/0:022:53:550
10702991510,4cyclictest14591-21kworker/0:022:29:150
10702991510,4cyclictest14591-21kworker/0:022:06:110
10702991510,4cyclictest14591-21kworker/0:021:23:270
10703991414,0cyclictest0-21swapper/119:16:261
10703991412,1cyclictest704-21ntpd19:26:181
10703991412,1cyclictest24367-21diskmemload21:06:161
10703991412,1cyclictest231ktimersoftd/123:11:181
10703991412,1cyclictest231ktimersoftd/121:16:251
10703991412,1cyclictest231ktimersoftd/120:41:191
10703991412,1cyclictest231ktimersoftd/120:36:251
10703991412,1cyclictest18577-21apache221:58:131
10703991412,1cyclictest18563-21apache223:36:451
10703991412,1cyclictest18563-21apache200:25:581
10703991411,1cyclictest25492-1kworker/u5:223:18:411
10703991410,4cyclictest0-21swapper/123:56:401
10703991410,4cyclictest0-21swapper/123:51:291
10703991410,4cyclictest0-21swapper/122:58:171
10703991410,4cyclictest0-21swapper/120:13:091
10703991410,4cyclictest0-21swapper/100:13:211
10703991410,1cyclictest20113-21kworker/u4:021:14:061
10702991414,0cyclictest0-21swapper/022:22:230
10702991413,1cyclictest5581-21ssh22:02:430
10702991413,1cyclictest3069-21ssh21:17:530
10702991413,1cyclictest0-21swapper/020:28:170
10702991412,1cyclictest18220-21sh22:19:200
10702991412,1cyclictest11054-21/usr/sbin/munin20:31:220
10702991411,3cyclictest14591-21kworker/0:020:16:590
10702991410,4cyclictest14591-21kworker/0:022:33:550
10702991410,4cyclictest14591-21kworker/0:021:03:590
10702991410,4cyclictest0-21swapper/019:37:170
10702991410,3cyclictest8012-21kworker/u4:022:57:190
10702991410,3cyclictest14591-21kworker/0:022:42:190
10702991410,3cyclictest14591-21kworker/0:020:02:150
10702991410,3cyclictest0-21swapper/023:39:430
10702991410,1cyclictest16643-21kworker/u4:200:21:380
1369421310,1sleep00-21swapper/020:36:270
10703991313,0cyclictest0-21swapper/119:33:391
10703991312,1cyclictest0-21swapper/119:42:301
10703991311,1cyclictest93750irq/100-eth0-rx22:01:061
10703991311,1cyclictest704-21ntpd21:01:281
10703991311,1cyclictest633-21nscd23:07:051
10703991311,1cyclictest18577-21apache220:55:471
10703991310,3cyclictest0-21swapper/122:51:041
10703991310,3cyclictest0-21swapper/120:21:001
10703991310,3cyclictest0-21swapper/119:48:491
10703991310,3cyclictest0-21swapper/100:27:531
10703991310,1cyclictest93750irq/100-eth0-rx23:31:021
10703991310,1cyclictest15617-1kworker/u5:121:36:091
10703991310,0cyclictest0-21swapper/122:41:371
10703991310,0cyclictest0-21swapper/122:21:101
10703991310,0cyclictest0-21swapper/119:54:581
10703991310,0cyclictest0-21swapper/100:06:051
10702991312,1cyclictest9950irq/110-ahci[0020:46:220
10702991312,1cyclictest93650irq/99-eth0-rx-19:07:050
10702991312,1cyclictest596-21lldpd20:56:230
10702991312,1cyclictest596-21lldpd19:43:470
10702991312,1cyclictest18563-21apache220:41:280
10702991311,1cyclictest93750irq/100-eth0-rx00:26:100
10702991311,1cyclictest93650irq/99-eth0-rx-21:56:020
10702991311,1cyclictest18563-21apache219:31:260
10702991310,3cyclictest0-21swapper/023:53:260
10702991310,3cyclictest0-21swapper/022:11:270
10702991310,3cyclictest0-21swapper/021:41:430
10702991310,3cyclictest0-21swapper/021:06:230
10702991310,3cyclictest0-21swapper/020:24:000
10702991310,3cyclictest0-21swapper/019:21:240
10702991310,3cyclictest0-21swapper/000:00:220
10702991310,2cyclictest93650irq/99-eth0-rx-19:26:260
10702991310,2cyclictest18563-21apache221:11:410
10702991310,2cyclictest0-21swapper/019:16:210
10702991310,1cyclictest93750irq/100-eth0-rx22:47:240
10702991310,1cyclictest93750irq/100-eth0-rx22:38:120
10702991310,1cyclictest93650irq/99-eth0-rx-20:51:250
10702991310,1cyclictest30727-21ssh00:01:190
10702991310,0cyclictest0-21swapper/021:31:280
10702991310,0cyclictest0-21swapper/019:46:310
10702991310,0cyclictest0-21swapper/019:15:370
10703991210,1cyclictest704-21ntpd20:56:011
10703991210,1cyclictest704-21ntpd20:16:091
10703991210,1cyclictest704-21ntpd19:56:001
10703991210,1cyclictest704-21ntpd19:36:061
10703991210,1cyclictest18577-21apache220:46:091
10703991210,1cyclictest1531-21grep20:06:181
10703991210,1cyclictest11292-21fschecks_count20:31:221
10702991211,1cyclictest1087-21runrttasks19:56:060
10702991210,0cyclictest0-21swapper/020:06:000
10702991210,0cyclictest0-21swapper/019:51:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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