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2023-12-01 - 03:32
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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 Thu Nov 30, 2023 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
849626754,8sleep10-21swapper/107:01:401
854226552,8sleep00-21swapper/007:02:090
109952620,2sleep1909299cyclictest11:17:461
295712570,0sleep10-21swapper/110:12:511
9091992214,1cyclictest7-21ksoftirqd/010:56:000
122672180,0sleep00-21swapper/012:06:020
9092991716,1cyclictest23821-21ssh10:50:101
9092991615,1cyclictest3424-21ssh11:07:041
9092991615,1cyclictest29566-21ssh09:27:051
9092991615,1cyclictest19418-21ssh10:43:071
9092991615,1cyclictest11811-21ssh09:49:231
9092991610,6cyclictest0-21swapper/110:54:271
9092991610,6cyclictest0-21swapper/107:26:401
9092991610,0cyclictest0-21swapper/111:14:321
9092991610,0cyclictest0-21swapper/108:46:281
9091991616,0cyclictest19228-21ssh10:42:430
9091991615,1cyclictest17334-21ls09:56:230
9091991614,1cyclictest1515-21rm11:49:510
9091991610,1cyclictest0-21swapper/012:02:040
64182160,0sleep00-21swapper/010:26:230
9092991515,0cyclictest7744-21ssh11:57:111
9092991515,0cyclictest0-21swapper/111:22:231
9092991515,0cyclictest0-21swapper/108:15:371
9092991515,0cyclictest0-21swapper/107:16:281
9092991514,1cyclictest14797-21ssh09:52:481
9092991511,4cyclictest0-21swapper/111:37:261
9092991511,4cyclictest0-21swapper/109:34:141
9092991510,5cyclictest0-21swapper/112:19:301
9092991510,5cyclictest0-21swapper/109:41:301
9092991510,5cyclictest0-21swapper/109:14:301
9092991510,5cyclictest0-21swapper/109:10:041
9092991510,5cyclictest0-21swapper/109:00:231
9092991510,5cyclictest0-21swapper/107:32:511
9091991515,0cyclictest10299-21taskset10:31:230
9091991515,0cyclictest0-21swapper/012:25:180
9091991514,1cyclictest0-21swapper/008:22:340
9091991514,0cyclictest20019-21taskset07:50:040
9091991514,0cyclictest12851-21egrep09:51:150
9091991510,5cyclictest0-21swapper/011:38:510
9091991510,0cyclictest0-21swapper/009:45:150
9091991510,0cyclictest0-21swapper/009:27:030
9091991510,0cyclictest0-21swapper/009:14:510
9092991414,0cyclictest9447-21ssh10:30:431
9092991414,0cyclictest0-21swapper/110:21:141
9092991412,1cyclictest26195-21sh10:08:361
9092991412,1cyclictest23806-21grep08:01:311
9092991411,3cyclictest0-21swapper/112:09:181
9092991411,3cyclictest0-21swapper/109:57:061
9092991411,3cyclictest0-21swapper/108:32:021
9092991410,4cyclictest0-21swapper/112:28:381
9092991410,4cyclictest0-21swapper/112:05:101
9092991410,4cyclictest0-21swapper/111:51:381
9092991410,4cyclictest0-21swapper/110:17:221
9092991410,4cyclictest0-21swapper/110:05:461
9092991410,4cyclictest0-21swapper/109:38:541
9092991410,4cyclictest0-21swapper/109:21:221
9092991410,4cyclictest0-21swapper/109:04:141
9092991410,3cyclictest0-21swapper/112:21:021
9092991410,3cyclictest0-21swapper/111:41:021
9092991410,0cyclictest0-21swapper/112:31:021
9092991410,0cyclictest0-21swapper/112:13:381
9092991410,0cyclictest0-21swapper/111:34:141
9092991410,0cyclictest0-21swapper/111:01:261
9092991410,0cyclictest0-21swapper/110:32:421
9091991414,0cyclictest0-21swapper/009:32:240
9091991414,0cyclictest0-21swapper/009:01:290
9091991413,1cyclictest0-21swapper/009:09:400
9091991413,0cyclictest8813-21sh11:59:280
9091991412,1cyclictest11145-21rm09:47:570
9091991411,2cyclictest93650irq/99-eth0-rx-12:28:190
9091991411,2cyclictest15082-21apache210:02:500
9091991410,4cyclictest0-21swapper/009:17:310
9091991410,3cyclictest13985-21diskmemload11:29:510
9091991410,3cyclictest0-21swapper/007:54:460
9091991410,0cyclictest91rcu_preempt11:55:460
9091991410,0cyclictest0-21swapper/010:36:060
9092991313,0cyclictest0-21swapper/107:26:001
9092991312,1cyclictest1087-21runrttasks07:08:331
9092991312,0cyclictest0-21swapper/108:45:241
9092991311,2cyclictest0-21swapper/111:28:141
9092991311,1cyclictest7295-21apache207:12:421
9092991311,1cyclictest597-21avahi-daemon07:57:061
9092991311,1cyclictest15082-21apache207:41:221
9092991310,3cyclictest0-21swapper/110:57:221
9092991310,3cyclictest0-21swapper/109:17:101
9092991310,3cyclictest0-21swapper/108:29:381
9092991310,3cyclictest0-21swapper/107:51:201
9092991310,2cyclictest93650irq/99-eth0-rx-08:36:281
9092991310,2cyclictest31075-21ssh11:46:021
9092991310,1cyclictest25047-21kworker/u4:210:37:201
9092991310,0cyclictest0-21swapper/108:06:291
9092991310,0cyclictest0-21swapper/107:47:421
9092991310,0cyclictest0-21swapper/107:40:221
9091991312,1cyclictest32652-21sh12:32:580
9091991312,1cyclictest21289-21ls11:31:330
9091991312,1cyclictest15104-21apache208:01:200
9091991312,1cyclictest15082-21apache211:21:010
9091991312,1cyclictest15082-21apache208:06:250
9091991312,0cyclictest7-21ksoftirqd/008:31:000
9091991311,2cyclictest93650irq/99-eth0-rx-11:41:100
9091991311,2cyclictest93650irq/99-eth0-rx-11:19:160
9091991311,2cyclictest5246-21ssh11:11:040
9091991311,1cyclictest93750irq/100-eth0-rx08:56:270
9091991311,1cyclictest93650irq/99-eth0-rx-11:01:140
9091991311,1cyclictest7295-21apache207:26:330
9091991311,1cyclictest4766-21/usr/sbin/munin08:41:210
9091991311,1cyclictest2634-21/usr/sbin/munin08:36:310
9091991311,1cyclictest19087-21sleep12:16:080
9091991311,1cyclictest15104-21apache210:46:030
9091991311,1cyclictest1087-21runrttasks10:20:360
9091991310,3cyclictest0-21swapper/012:11:020
9091991310,3cyclictest0-21swapper/011:08:340
9091991310,3cyclictest0-21swapper/010:21:160
9091991310,3cyclictest0-21swapper/009:36:210
9091991310,3cyclictest0-21swapper/008:12:240
9091991310,3cyclictest0-21swapper/007:37:470
9091991310,3cyclictest0-21swapper/007:20:010
9091991310,3cyclictest0-21swapper/007:11:220
9091991310,2cyclictest0-21swapper/010:11:480
9091991310,1cyclictest93750irq/100-eth0-rx10:52:550
9091991310,1cyclictest93750irq/100-eth0-rx10:06:230
9091991310,1cyclictest0-21swapper/009:21:140
9091991310,0cyclictest0-21swapper/007:43:590
9091991310,0cyclictest0-21swapper/007:31:380
9092991210,2cyclictest0-21swapper/108:21:061
9092991210,1cyclictest8371-21/usr/sbin/munin08:51:181
9092991210,1cyclictest0-21swapper/108:16:221
9091991212,0cyclictest798-21apache207:57:390
9091991211,1cyclictest15082-21apache208:31:100
9091991211,1cyclictest0-21swapper/008:16:050
9091991210,1cyclictest730-21snmpd07:06:500
9091991210,1cyclictest6611-21cstates08:46:180
9091991210,1cyclictest13319-21mailstats07:21:230
9091991210,1cyclictest0-21swapper/008:51:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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