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2023-03-20 - 23:23

x86 Intel Pentium Dual-Core T4500 @2300 MHz, Linux 4.9.47-rt37 (Profile)

Latency plot of system in rack #6, slot #7
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rack6slot7.osadl.org (updated Mon Mar 20, 2023 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32942820,0sleep00-21swapper/008:31:480
64482760,1sleep00-21swapper/012:03:550
60842690,1sleep10-21swapper/110:07:561
416996860,7cyclictest0-21swapper/109:27:071
416996761,5cyclictest0-21swapper/111:12:071
416996660,5cyclictest0-21swapper/111:17:051
416996660,5cyclictest0-21swapper/107:32:081
416996659,6cyclictest0-21swapper/108:18:051
41599663,61cyclictest1343-21dbus-daemon07:45:090
131842660,1sleep00-21swapper/007:31:500
416996561,3cyclictest0-21swapper/111:34:041
416996560,4cyclictest0-21swapper/111:45:071
416996560,4cyclictest0-21swapper/111:37:041
416996560,4cyclictest0-21swapper/110:27:051
416996559,5cyclictest0-21swapper/112:09:061
416996559,5cyclictest0-21swapper/111:25:041
416996559,5cyclictest0-21swapper/109:58:071
416996559,5cyclictest0-21swapper/108:13:051
416996523,40cyclictest13499-21diskmemload10:39:081
415996561,3cyclictest0-21swapper/011:20:060
415996550,14cyclictest0-21swapper/008:31:080
41599654,60cyclictest0-21swapper/011:53:070
415996533,31cyclictest0-21swapper/010:18:070
41599653,60cyclictest0-21swapper/011:00:070
41599652,61cyclictest1343-21dbus-daemon07:25:090
415996513,50cyclictest1353-21NetworkManager08:22:090
416996460,3cyclictest0-21swapper/112:17:061
416996460,3cyclictest0-21swapper/111:55:051
416996460,3cyclictest0-21swapper/111:07:071
416996460,3cyclictest0-21swapper/110:47:071
416996460,3cyclictest0-21swapper/110:14:071
416996460,3cyclictest0-21swapper/109:33:061
416996460,3cyclictest0-21swapper/109:22:061
416996460,3cyclictest0-21swapper/109:08:071
416996460,3cyclictest0-21swapper/109:04:051
416996460,3cyclictest0-21swapper/108:37:071
416996460,3cyclictest0-21swapper/108:09:091
416996460,3cyclictest0-21swapper/107:54:081
416996460,3cyclictest0-21swapper/107:49:081
416996460,3cyclictest0-21swapper/107:37:061
416996460,3cyclictest0-21swapper/107:27:091
416996460,3cyclictest0-21swapper/107:26:071
416996460,3cyclictest0-21swapper/107:18:071
416996459,4cyclictest13711-21ssh09:39:071
416996459,4cyclictest0-21swapper/112:02:061
416996459,4cyclictest0-21swapper/111:02:071
416996459,4cyclictest0-21swapper/110:57:061
416996459,4cyclictest0-21swapper/110:56:051
416996459,4cyclictest0-21swapper/109:42:061
416996459,4cyclictest0-21swapper/109:13:071
416996459,4cyclictest0-21swapper/108:50:061
416996459,4cyclictest0-21swapper/108:30:061
416996432,31cyclictest0-21swapper/111:50:061
41699643,60cyclictest0-21swapper/112:22:061
415996460,3cyclictest0-21swapper/012:14:070
415996460,3cyclictest0-21swapper/012:00:060
415996460,3cyclictest0-21swapper/010:45:060
415996460,3cyclictest0-21swapper/010:38:060
415996460,3cyclictest0-21swapper/010:16:060
415996460,3cyclictest0-21swapper/009:27:060
415996460,3cyclictest0-21swapper/008:03:070
415996460,3cyclictest0-21swapper/007:30:080
415996460,3cyclictest0-21swapper/007:06:070
415996459,4cyclictest0-21swapper/011:08:060
415996458,5cyclictest1353-21NetworkManager08:19:090
415996442,21cyclictest0-21swapper/009:07:080
415996432,31cyclictest0-21swapper/011:41:060
41599643,60cyclictest0-21swapper/009:53:070
415996413,50cyclictest0-21swapper/009:19:070
200772640,2sleep120072-21fschecks_time09:46:441
416996360,2cyclictest15284-21kworker/u4:007:43:091
416996359,3cyclictest0-21swapper/112:12:071
416996359,3cyclictest0-21swapper/111:58:051
416996359,3cyclictest0-21swapper/111:28:061
416996359,3cyclictest0-21swapper/110:42:051
416996359,3cyclictest0-21swapper/110:35:051
416996359,3cyclictest0-21swapper/110:22:071
416996359,3cyclictest0-21swapper/110:21:081
416996359,3cyclictest0-21swapper/109:52:051
416996359,3cyclictest0-21swapper/109:17:061
416996359,3cyclictest0-21swapper/108:58:061
416996359,3cyclictest0-21swapper/108:52:071
416996359,3cyclictest0-21swapper/108:33:081
416996359,3cyclictest0-21swapper/108:23:051
416996359,3cyclictest0-21swapper/107:59:081
416996359,3cyclictest0-21swapper/107:14:081
416996359,3cyclictest0-21swapper/107:10:081
416996359,3cyclictest0-21swapper/107:05:061
416996358,4cyclictest0-21swapper/108:43:071
416996331,31cyclictest0-21swapper/110:02:051
415996360,2cyclictest21145-21kworker/u4:109:25:070
415996359,3cyclictest0-21swapper/012:31:070
415996359,3cyclictest0-21swapper/011:13:060
415996359,3cyclictest0-21swapper/010:07:070
415996359,3cyclictest0-21swapper/009:39:060
415996359,3cyclictest0-21swapper/009:03:070
415996359,3cyclictest0-21swapper/008:41:080
415996358,4cyclictest1353-21NetworkManager08:43:090
415996357,4cyclictest24505-21ssh12:26:070
415996341,21cyclictest0-21swapper/009:34:060
415996331,31cyclictest0-21swapper/010:54:060
415996331,31cyclictest0-21swapper/010:00:070
415996322,40cyclictest0-21swapper/011:32:070
415996322,40cyclictest0-21swapper/009:44:070
415996312,50cyclictest0-21swapper/011:05:070
415996312,50cyclictest0-21swapper/010:04:060
415996312,50cyclictest0-21swapper/008:13:090
415996312,50cyclictest0-21swapper/007:19:050
416996258,3cyclictest0-21swapper/112:28:061
416996258,3cyclictest0-21swapper/108:05:081
415996258,3cyclictest0-21swapper/007:57:070
415996257,3cyclictest13499-21diskmemload11:48:040
415996250,11cyclictest0-21swapper/008:07:060
415996159,1cyclictest7679-21kworker/u4:112:21:060
415996157,3cyclictest0-21swapper/008:57:060
415996056,3cyclictest4031-21ssh11:22:050
415995955,3cyclictest0-21swapper/010:50:060
415995955,3cyclictest0-21swapper/010:33:040
415995854,3cyclictest0-21swapper/007:53:060
415995854,3cyclictest0-21swapper/007:10:090
415995755,1cyclictest9068-21kworker/u4:011:30:070
415995753,3cyclictest0-21swapper/010:23:070
415995752,4cyclictest0-21swapper/009:47:050
415995553,1cyclictest1869-21kworker/u4:208:49:080
415995551,3cyclictest0-21swapper/012:09:050
415995551,3cyclictest0-21swapper/007:50:060
415994440,3cyclictest0-21swapper/009:12:060
415994339,3cyclictest0-21swapper/007:38:080
415994137,3cyclictest0-21swapper/007:13:060
415993735,1cyclictest17549-21kworker/u4:011:44:050
415993531,3cyclictest0-21swapper/008:56:050
3252923225,3sleep10-21swapper/106:59:301
415992418,4cyclictest23495-21ssh10:29:080
3226122215,3sleep00-21swapper/006:56:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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