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2024-04-24 - 19:36
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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 Wed Apr 24, 2024 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274202950,0sleep027419-21/usr/sbin/munin09:45:130
1901228035,40sleep00-21swapper/007:04:260
119842760,0sleep10-21swapper/112:24:581
223392690,0sleep00-21swapper/009:38:020
1867626754,9sleep10-21swapper/107:00:551
200962660,0sleep020091-21munin-run11:04:580
108012660,0sleep00-21swapper/012:22:210
93902640,0sleep00-21swapper/011:34:350
245142200,1sleep024509-21seq07:20:170
145922190,0sleep00-21swapper/008:25:170
19249991715,1cyclictest23232-21ssh09:39:571
19248991716,1cyclictest14178-21ssh12:27:170
19248991716,0cyclictest1538-21ssh11:23:070
19249991616,0cyclictest0-21swapper/109:03:091
19249991615,1cyclictest9383-21ssh10:50:141
19249991615,1cyclictest6134-21ssh12:15:231
19249991615,1cyclictest32067-21ssh09:07:371
19249991610,6cyclictest0-21swapper/111:13:331
19249991610,6cyclictest0-21swapper/108:35:181
19249991610,6cyclictest0-21swapper/108:07:581
19249991610,6cyclictest0-21swapper/107:05:201
19248991615,1cyclictest5982-21ssh09:15:220
19248991610,0cyclictest0-21swapper/009:56:210
19249991515,0cyclictest0-21swapper/112:28:471
19249991515,0cyclictest0-21swapper/110:49:361
19249991513,1cyclictest4992-21interrupts08:00:141
19249991510,5cyclictest0-21swapper/111:25:411
19249991510,5cyclictest0-21swapper/110:55:201
19249991510,5cyclictest0-21swapper/109:21:041
19249991510,5cyclictest0-21swapper/108:25:061
19249991510,0cyclictest0-21swapper/111:44:341
19249991510,0cyclictest0-21swapper/111:17:201
19249991510,0cyclictest0-21swapper/107:24:381
19248991515,0cyclictest25808-21ssh11:57:160
19248991515,0cyclictest0-21swapper/012:32:530
19248991515,0cyclictest0-21swapper/012:07:290
19248991514,0cyclictest8314-21ssh10:02:520
19248991514,0cyclictest20257-21cat08:40:170
19248991512,2cyclictest93750irq/100-eth0-rx09:22:390
19248991512,2cyclictest26545-21apache212:04:180
19248991510,0cyclictest0-21swapper/011:46:460
19248991510,0cyclictest0-21swapper/007:45:020
19249991414,0cyclictest28273-21ls09:45:211
19249991414,0cyclictest0-21swapper/109:31:351
19249991414,0cyclictest0-21swapper/109:18:031
19249991414,0cyclictest0-21swapper/108:20:241
19249991413,1cyclictest413-21runrttasks10:37:281
19249991413,1cyclictest0-21swapper/111:24:111
19249991412,1cyclictest26545-21apache211:52:501
19249991412,1cyclictest26545-21apache210:05:151
19249991412,1cyclictest26518-21apache212:30:311
19249991412,1cyclictest10606-21snmpd07:49:571
19249991412,1cyclictest1002-21sh09:53:091
19249991411,2cyclictest26545-21apache211:48:301
19249991410,0cyclictest0-21swapper/112:10:331
19249991410,0cyclictest0-21swapper/110:23:031
19248991414,0cyclictest18324-21ssh10:15:310
19248991414,0cyclictest0-21swapper/011:17:220
19248991414,0cyclictest0-21swapper/011:05:200
19248991414,0cyclictest0-21swapper/010:13:230
19248991414,0cyclictest0-21swapper/008:20:270
19248991414,0cyclictest0-21swapper/008:03:450
19248991412,1cyclictest633-21nscd12:17:450
19248991412,1cyclictest26545-21apache211:28:180
19248991412,1cyclictest11304-21watchprog-snmpd08:15:550
19248991412,1cyclictest11231-21munin-node07:13:500
19248991411,2cyclictest93750irq/100-eth0-rx09:05:080
19248991411,2cyclictest8054-21apache207:25:190
19248991410,3cyclictest0-21swapper/008:55:020
19248991410,1cyclictest15533-21kworker/u4:112:10:200
19248991410,0cyclictest0-21swapper/010:45:010
19248991410,0cyclictest0-21swapper/010:44:340
19248991410,0cyclictest0-21swapper/009:12:420
19249991313,0cyclictest0-21swapper/107:31:291
19249991312,1cyclictest93650irq/99-eth0-rx-12:00:141
19249991312,1cyclictest8027-21apache207:17:361
19249991312,1cyclictest4190-21sh10:42:311
19249991312,1cyclictest26518-21apache211:00:141
19249991312,1cyclictest26518-21apache210:15:131
19249991312,1cyclictest11231-21munin-node08:59:191
19249991311,2cyclictest26518-21apache212:07:251
19249991311,1cyclictest8268-21/usr/sbin/munin08:10:191
19249991311,1cyclictest8054-21apache207:26:401
19249991311,1cyclictest26545-21apache207:35:131
19249991311,1cyclictest26518-21apache210:10:281
19249991311,1cyclictest26518-21apache209:25:511
19249991311,1cyclictest23739-21fschecks_count09:40:131
19249991310,3cyclictest0-21swapper/110:31:321
19249991310,3cyclictest0-21swapper/110:01:281
19249991310,3cyclictest0-21swapper/108:42:581
19249991310,3cyclictest0-21swapper/108:30:411
19249991310,3cyclictest0-21swapper/107:14:581
19249991310,2cyclictest26427-21kworker/u4:011:05:091
19249991310,1cyclictest93650irq/99-eth0-rx-11:31:101
19249991310,1cyclictest11982-21kworker/u4:211:35:151
19249991310,1cyclictest0-21swapper/111:55:521
19249991310,1cyclictest0-21swapper/110:25:111
19249991310,0cyclictest0-21swapper/109:55:411
19249991310,0cyclictest0-21swapper/109:13:411
19248991313,0cyclictest0-21swapper/011:35:520
19248991313,0cyclictest0-21swapper/007:16:200
19248991312,1cyclictest26518-21apache210:50:550
19248991312,1cyclictest15967-21/usr/sbin/munin08:30:100
19248991312,1cyclictest11231-21munin-node08:38:040
19248991311,1cyclictest31106-21/usr/sbin/munin09:50:110
19248991311,1cyclictest29510-21hddtemp_smartct07:40:070
19248991311,1cyclictest24392-21taskset08:50:190
19248991311,1cyclictest15858-21/usr/sbin/munin09:30:100
19248991310,3cyclictest0-21swapper/011:51:020
19248991310,3cyclictest0-21swapper/011:14:030
19248991310,3cyclictest0-21swapper/009:40:330
19248991310,3cyclictest0-21swapper/008:46:450
19248991310,3cyclictest0-21swapper/007:50:120
19248991310,2cyclictest93750irq/100-eth0-rx10:29:590
19248991310,2cyclictest93750irq/100-eth0-rx08:10:080
19248991310,2cyclictest26545-21apache210:57:180
19248991310,2cyclictest0-21swapper/007:30:050
19248991310,1cyclictest93950irq/102-eth0-tx10:20:250
19248991310,1cyclictest93750irq/100-eth0-rx08:05:130
19248991310,1cyclictest93650irq/99-eth0-rx-09:04:100
19248991310,1cyclictest26427-21kworker/u4:010:35:040
19248991310,1cyclictest23198-21kworker/u4:010:05:390
19248991310,1cyclictest0-21swapper/011:41:360
19248991310,1cyclictest0-21swapper/010:26:410
19248991310,0cyclictest0-21swapper/009:25:460
19248991310,0cyclictest0-21swapper/007:54:590
1181021310,2sleep10-21swapper/108:18:201
19249991211,1cyclictest11231-21munin-node07:55:231
19249991211,1cyclictest1087-21runrttasks08:50:001
19249991210,1cyclictest818-21awk07:50:121
19249991210,1cyclictest0-21swapper/108:45:091
19249991210,1cyclictest0-21swapper/107:40:061
19248991210,2cyclictest0-21swapper/007:05:040
19248991210,1cyclictest26518-21apache207:36:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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