Erlang Crash Dump Viewer真的是排错的天兵神器,还记得我们之前曾经讨论过[Erlang 0013]抓取Erlang进程运行时信息 [Erlang 0012]Erlang Process input queue ,下面是我梳理的"How to interpret the Erlang crash dumps"的文档;

 

很多人在问有什么工具可以打开crash_dump文件?或者分析crash_dump文件,其实相当简单,一句命令即可:

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1> crashdump_viewer:start().
WebTool is available at http://localhost:8888/

　　

Google Reader停了,YUNIO免费服务也停了,这年头没有什么服务是靠谱的,说停就停,下面的链接全是失效了,我重新上传了一份:

https://files.cnblogs.com/me-sa/Erlang_Crash_Dump.pdf

用recon的erl_crashdump_analyzer.sh使用方法如下：

项目地址:   https://github.com/ferd/recon/blob/master/script/erl_crashdump_analyzer.sh

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$ ./recon/script/erl_crashdump_analyzer.sh erl_crash.dump
 analyzing erl_crash.dump, generated on: Thu Apr 17 18:34:53 2014
 Slogan: eheap_alloc: Cannot allocate 2733560184 bytes of memory
 (of type "old_heap").
 Memory:
 ===
 processes: 2912 Mb
 processes_used: 2912 Mb
 system: 8167 Mb
 atom: 0 Mb
 atom_used: 0 Mb
 binary: 3243 Mb
 code: 11 Mb
 ets: 4755 Mb
 ---
 total: 11079 Mb
 Different message queue lengths (5 largest differen t):
 ===
 1 5010932
 2 159
 5 158
 49 157
 4 156
 Error logger queue length:
 ===
 0
 File descriptors open:
 ===
 UDP: 0
 TCP: 19951
 Files: 2
 ---
 Total: 19953
 Number of processes:
 ===
 36496
 Processes Heap+Sta ck memo ry siz es (wor ds) us ed in the VM (5 largest
 different):
 ===
 1 284745853
 1 5157867
 1 4298223
 2 196650
 12 121536
 Processes OldHeap memory sizes (words) used in the VM (5 largest
 different):
 ===
 3 318187
 9 196650
 14 121536
 64 75113
 15 46422
 Process States when crashing (sum):
 ===
 1 Garbing
 74 Scheduled
 36421 Waiting
------------------------------------------------------------

　　

 

 

官方地址是:http://www.erlang.org/doc/apps/erts/crash_dump.html 

思维导图地址:http://d.yun.io/Q5fY7b

PDF地址:http://d.yun.io/Q5fY7b

 

 

Erlang crash dump
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