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2024-07-27 - 03:44
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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 Fri Jul 26, 2024 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3144927952,22sleep10-21swapper/107:02:121
3149427663,8sleep00-21swapper/007:02:390
53492680,0sleep00-21swapper/011:44:360
183432200,0sleep10-21swapper/112:02:401
31827991616,0cyclictest27408-21ssh10:48:351
31827991615,1cyclictest1078-21ssh10:55:321
31826991615,1cyclictest14894-21ssh10:30:570
31826991610,5cyclictest0-21swapper/011:58:480
31826991610,4cyclictest0-21swapper/009:50:320
31827991515,0cyclictest0-21swapper/111:55:531
31827991514,1cyclictest13466-21ssh09:46:001
31827991512,2cyclictest93650irq/99-eth0-rx-11:10:301
31827991510,5cyclictest0-21swapper/110:32:521
31827991510,5cyclictest0-21swapper/109:02:591
31826991515,0cyclictest4021-21rm09:34:170
31826991515,0cyclictest0-21swapper/012:00:110
31826991515,0cyclictest0-21swapper/010:11:050
31826991514,1cyclictest19667-21ssh09:11:140
31826991514,0cyclictest9799-21ssh11:50:050
31826991514,0cyclictest7-21ksoftirqd/008:44:150
31826991514,0cyclictest7-21ksoftirqd/007:09:150
31826991512,2cyclictest9255-21apache209:42:130
31826991510,0cyclictest0-21swapper/009:55:530
31826991510,0cyclictest0-21swapper/008:00:170
31827991414,0cyclictest0-21swapper/110:54:051
31827991414,0cyclictest0-21swapper/108:07:511
31827991414,0cyclictest0-21swapper/107:44:581
31827991413,1cyclictest8213-21awk11:49:241
31827991413,1cyclictest24575-21ssh12:09:581
31827991413,1cyclictest20370-21ssh09:12:371
31827991412,1cyclictest9255-21apache209:15:361
31827991412,1cyclictest798-21apache209:19:201
31827991412,1cyclictest6409-21ls07:19:361
31827991412,1cyclictest25343-21missed_timers08:09:311
31827991412,1cyclictest21929-21fschecks_count11:24:291
31827991412,1cyclictest13325-21diskmemload11:41:581
31827991412,1cyclictest10606-21snmpd09:06:071
31827991411,2cyclictest93750irq/100-eth0-rx11:44:561
31827991411,2cyclictest93650irq/99-eth0-rx-09:41:081
31827991411,2cyclictest9284-21apache211:30:061
31827991411,2cyclictest9255-21apache209:29:211
31827991410,4cyclictest0-21swapper/111:02:351
31827991410,4cyclictest0-21swapper/110:24:451
31827991410,3cyclictest0-21swapper/107:54:271
31827991410,1cyclictest24193-21kworker/u4:010:15:451
31826991414,0cyclictest22859-21ssh10:42:100
31826991414,0cyclictest0-21swapper/007:17:110
31826991413,0cyclictest7-21ksoftirqd/008:19:150
31826991412,2cyclictest9255-21apache211:00:560
31826991412,2cyclictest9255-21apache210:16:300
31826991412,1cyclictest9950irq/110-ahci[0008:44:280
31826991412,1cyclictest9255-21apache208:19:300
31826991411,2cyclictest93650irq/99-eth0-rx-10:20:280
31826991411,2cyclictest9255-21apache210:04:190
31826991410,3cyclictest23118-21kworker/u4:011:39:180
31826991410,1cyclictest23118-21kworker/u4:011:32:590
31826991410,1cyclictest23118-21kworker/u4:011:16:180
31826991410,1cyclictest0-21swapper/012:11:400
31826991410,1cyclictest0-21swapper/010:01:450
31826991410,0cyclictest0-21swapper/011:12:030
31826991410,0cyclictest0-21swapper/009:16:060
31827991313,0cyclictest0-21swapper/108:20:331
31827991312,1cyclictest93650irq/99-eth0-rx-11:19:311
31827991312,1cyclictest9284-21apache210:40:021
31827991312,1cyclictest9255-21apache208:51:191
31827991312,1cyclictest798-21apache208:39:591
31827991312,1cyclictest31800-21head12:19:351
31827991312,1cyclictest29328-21/usr/sbin/munin11:34:281
31827991311,1cyclictest93750irq/100-eth0-rx08:29:271
31827991311,1cyclictest9284-21apache209:59:551
31827991311,1cyclictest9284-21apache209:54:411
31827991311,1cyclictest798-21apache209:49:271
31827991311,1cyclictest597-21avahi-daemon10:04:191
31827991311,1cyclictest30721-21apache207:04:231
31827991311,1cyclictest30498-21ssh09:25:271
31827991311,1cyclictest3035-21grep08:34:331
31827991311,1cyclictest26891-21/usr/sbin/munin12:14:321
31827991311,1cyclictest231ktimersoftd/107:14:271
31827991311,1cyclictest17011-21/usr/sbin/munin07:49:281
31827991311,1cyclictest13325-21diskmemload10:35:011
31827991311,1cyclictest1087-21runrttasks08:54:241
31827991311,1cyclictest1087-21runrttasks07:24:351
31827991310,3cyclictest0-21swapper/111:05:041
31827991310,3cyclictest0-21swapper/108:26:401
31827991310,3cyclictest0-21swapper/107:39:561
31827991310,3cyclictest0-21swapper/107:31:121
31827991310,2cyclictest93850irq/101-eth0-tx11:14:151
31827991310,2cyclictest93750irq/100-eth0-rx09:36:551
31827991310,1cyclictest93750irq/100-eth0-rx10:09:311
31827991310,1cyclictest32160-21kworker/u4:212:24:281
31827991310,1cyclictest0-21swapper/112:04:221
31827991310,1cyclictest0-21swapper/110:23:281
31827991310,0cyclictest0-21swapper/112:29:491
31827991310,0cyclictest0-21swapper/107:09:231
31826991312,1cyclictest9255-21apache211:24:340
31826991311,2cyclictest0-21swapper/012:24:290
31826991311,1cyclictest8974-21rm10:24:240
31826991311,1cyclictest28834-21expr09:24:280
31826991311,1cyclictest14012-21munin-node07:43:500
31826991311,1cyclictest13325-21diskmemload11:19:380
31826991310,3cyclictest0-21swapper/012:29:200
31826991310,3cyclictest0-21swapper/012:15:010
31826991310,3cyclictest0-21swapper/011:34:350
31826991310,3cyclictest0-21swapper/011:04:210
31826991310,3cyclictest0-21swapper/010:35:500
31826991310,3cyclictest0-21swapper/008:50:520
31826991310,3cyclictest0-21swapper/008:25:030
31826991310,3cyclictest0-21swapper/008:10:310
31826991310,3cyclictest0-21swapper/007:54:290
31826991310,3cyclictest0-21swapper/007:46:220
31826991310,2cyclictest11371-21ssh09:44:180
31826991310,1cyclictest93750irq/100-eth0-rx09:04:310
31826991310,1cyclictest93750irq/100-eth0-rx08:04:270
31826991310,1cyclictest2068-21ssh09:30:350
31826991310,1cyclictest0-21swapper/010:50:200
31826991310,1cyclictest0-21swapper/009:19:400
31826991310,0cyclictest0-21swapper/012:19:210
31826991310,0cyclictest0-21swapper/012:05:580
31826991310,0cyclictest0-21swapper/010:44:250
31826991310,0cyclictest0-21swapper/008:54:310
31826991310,0cyclictest0-21swapper/007:29:590
573421210,1sleep10-21swapper/108:44:261
31827991210,2cyclictest0-21swapper/107:34:401
31827991210,1cyclictest9284-21apache207:59:231
31827991210,1cyclictest26613-21pidof08:14:241
31826991210,2cyclictest0-21swapper/007:09:270
31826991210,1cyclictest93650irq/99-eth0-rx-10:54:280
31826991210,1cyclictest0-21swapper/008:34:230
31826991210,1cyclictest0-21swapper/008:29:150
31826991210,1cyclictest0-21swapper/007:34:260
31826991210,1cyclictest0-21swapper/007:24:270
31826991210,0cyclictest93650irq/99-eth0-rx-07:49:240
31826991210,0cyclictest0-21swapper/008:59:380
31826991210,0cyclictest0-21swapper/007:19:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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