进程栈分析

来源：锐游网

安装工具

/usr/lib64/python2.7/site-packages/pycurl.so: undefined symbol: CRYPTO num locks

env  |grep LIB  
export LD_LIBRARY_PATH=''

yum install psmisc #yum install *pstree* -y  
yum install -y strace
yum install -y gdb
yum install *pstack* -y

pstree 命令：https://cloud.tencent.com/developer/article/2144600

strace和pstack命令：https:///weixin_29290963/article/details/113312114

pstack 282 >> pstack.log
[root@vastbase-2a9943b8-0-0 /]# vi pstack.log

export TERM=xterm
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