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2024-06-25 - 07:41
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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 all highest latencies:
System rackcslot2.osadl.org (updated Tue Jun 25, 2024 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3073627857,16sleep10-21swapper/118:59:541
3221327435,34sleep00-21swapper/019:01:030
101822700,1sleep014001-21diskmemload23:09:540
264782690,0sleep00-21swapper/022:48:320
25072640,0sleep00-21swapper/022:59:460
154782630,0sleep081ktimersoftd/000:01:180
70032610,0sleep00-21swapper/023:04:550
32758992510,14cyclictest0-21swapper/020:59:530
32758992210,11cyclictest10316-21apache_accesses20:54:390
32758992110,7cyclictest2543-21ssh00:29:280
32758992110,6cyclictest7852-21ssh23:50:490
32758992110,6cyclictest28358-21ssh21:23:190
32758992110,6cyclictest15368-21ssh23:17:140
32758992110,10cyclictest9441-21/usr/sbin/munin22:24:510
32758992110,10cyclictest3770-21ls20:34:570
32758992110,10cyclictest31624-21if_eth020:24:470
32758992110,10cyclictest21364-21ssh23:24:510
32758992110,10cyclictest19393-21ls21:10:030
32758992110,10cyclictest19210-21/usr/sbin/munin21:54:410
32758992010,9cyclictest9570-21ls20:50:020
32758992010,9cyclictest30334-21grep20:19:570
32758992010,9cyclictest27894-21ls22:49:510
32758992010,9cyclictest20233-21ls22:39:460
32758992010,9cyclictest16300-21ssh22:34:430
32758992010,9cyclictest1556-21ssh23:42:460
32758992010,9cyclictest1556-21ssh23:42:460
32758992010,9cyclictest14696-21pidof22:32:070
32758992010,6cyclictest7054-21ssh22:21:320
32758992010,6cyclictest5987-21ssh21:35:180
32758992010,6cyclictest31044-21ssh21:25:590
32758992010,6cyclictest21953-21ssh21:14:430
32758992010,6cyclictest14483-21ssh21:47:530
32758992010,5cyclictest32387-21ssh22:55:420
32758991910,8cyclictest632-21fschecks_time19:04:440
32758991910,8cyclictest4240-21ssh00:30:040
32758991910,8cyclictest3631-21ps23:44:590
32758991910,8cyclictest29489-21ssh23:36:060
32758991910,8cyclictest24821-21if_err_eth100:14:510
32758991910,8cyclictest21061-21pidof19:56:350
32758991910,8cyclictest19126-21pidof00:06:390
32758991910,8cyclictest17012-21ssh23:19:420
32758991910,8cyclictest14735-21ps19:39:550
32758991910,8cyclictest14001-21diskmemload23:29:500
32758991910,8cyclictest11832-21ssh23:56:290
32758991910,8cyclictest10681-21ls19:29:490
32758991910,8cyclictest0-21swapper/022:14:500
32758991910,8cyclictest0-21swapper/021:31:040
32758991910,8cyclictest0-21swapper/020:44:560
32758991910,8cyclictest0-21swapper/020:31:430
32758991910,8cyclictest0-21swapper/020:14:450
32758991910,8cyclictest0-21swapper/019:34:580
32758991910,5cyclictest29427-21ssh00:20:040
32758991910,5cyclictest17549-21ssh21:51:230
32758991910,5cyclictest14001-21diskmemload00:10:040
32758991810,8cyclictest0-21swapper/022:04:460
32758991810,8cyclictest0-21swapper/020:09:550
32758991810,7cyclictest23732-21ps21:59:540
32758991810,7cyclictest0-21swapper/022:09:420
32758991810,7cyclictest0-21swapper/021:06:070
32758991810,7cyclictest0-21swapper/020:39:440
32758991810,7cyclictest0-21swapper/020:09:300
32758991810,7cyclictest0-21swapper/019:49:410
32758991810,7cyclictest0-21swapper/019:44:420
32758991810,7cyclictest0-21swapper/019:24:420
32758991810,7cyclictest0-21swapper/019:14:460
32758991810,7cyclictest0-21swapper/019:10:490
32758991810,5cyclictest23184-21apache221:40:020
1627121810,5sleep191rcu_preempt23:19:091
32759991716,0cyclictest32337-21ssh22:11:401
32758991710,6cyclictest0-21swapper/019:59:580
32758991710,6cyclictest0-21swapper/019:19:390
32759991616,0cyclictest29426-21ssh23:35:581
32759991610,6cyclictest0-21swapper/123:22:571
32759991515,0cyclictest0-21swapper/122:03:261
32759991515,0cyclictest0-21swapper/120:45:051
32759991513,1cyclictest29760-21ssh22:52:511
32759991513,1cyclictest24017-21ssh21:16:201
32759991513,1cyclictest21950-21chrt22:42:001
32759991510,5cyclictest0-21swapper/122:24:091
32759991510,5cyclictest0-21swapper/120:26:021
32759991510,1cyclictest0-21swapper/123:27:331
32759991510,0cyclictest0-21swapper/121:39:431
32759991414,0cyclictest0-21swapper/123:39:591
32759991414,0cyclictest0-21swapper/123:39:591
32759991414,0cyclictest0-21swapper/123:33:181
32759991414,0cyclictest0-21swapper/119:33:451
32759991412,2cyclictest23184-21apache221:20:521
32759991412,1cyclictest23185-21apache222:36:281
32759991412,1cyclictest23185-21apache200:14:411
32759991412,1cyclictest23184-21apache219:04:531
32759991412,1cyclictest1087-21runrttasks21:04:351
32759991411,2cyclictest93750irq/100-eth0-rx21:10:441
32759991411,2cyclictest93750irq/100-eth0-rx00:11:101
32759991410,4cyclictest0-21swapper/100:31:491
32759991410,3cyclictest0-21swapper/123:11:101
32759991410,1cyclictest29863-21ssh00:21:001
32759991410,1cyclictest10475-21kworker/u4:021:55:431
32759991410,0cyclictest0-21swapper/122:30:531
32759991410,0cyclictest0-21swapper/122:05:561
32759991313,0cyclictest0-21swapper/119:42:061
32759991313,0cyclictest0-21swapper/119:25:471
32759991312,1cyclictest23185-21apache221:50:041
32759991312,1cyclictest23185-21apache220:33:131
32759991312,1cyclictest23184-21apache221:45:091
32759991312,1cyclictest23184-21apache220:59:401
32759991311,2cyclictest27519-1kworker/u5:221:29:441
32759991311,1cyclictest93950irq/102-eth0-tx00:05:131
32759991311,1cyclictest798-21apache219:50:311
32759991311,1cyclictest7131-21ssh21:38:051
32759991311,1cyclictest23185-21apache222:57:201
32759991311,1cyclictest23185-21apache220:05:241
32759991311,1cyclictest23185-21apache219:12:231
32759991311,1cyclictest23184-21apache220:38:061
32759991311,1cyclictest23184-21apache220:21:231
32759991311,1cyclictest23184-21apache219:45:041
32759991310,3cyclictest0-21swapper/123:44:451
32759991310,3cyclictest0-21swapper/123:04:581
32759991310,3cyclictest0-21swapper/122:44:501
32759991310,3cyclictest0-21swapper/120:58:241
32759991310,3cyclictest0-21swapper/120:15:271
32759991310,3cyclictest0-21swapper/119:54:301
32759991310,3cyclictest0-21swapper/119:16:351
32759991310,2cyclictest93750irq/100-eth0-rx22:14:391
32759991310,2cyclictest93650irq/99-eth0-rx-22:24:341
32759991310,2cyclictest23185-21apache200:24:301
32759991310,2cyclictest0-21swapper/123:54:351
32759991310,1cyclictest93650irq/99-eth0-rx-21:24:581
32759991310,1cyclictest0-21swapper/123:00:371
32759991310,0cyclictest11312-21kworker/u4:100:01:351
32759991310,0cyclictest0-21swapper/123:49:461
32759991310,0cyclictest0-21swapper/119:39:251
32759991211,1cyclictest32756-21cyclictest20:39:381
32759991210,2cyclictest0-21swapper/120:49:431
32759991210,2cyclictest0-21swapper/120:09:431
32759991210,2cyclictest0-21swapper/119:59:461
32759991210,1cyclictest23185-21apache219:19:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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