for {i++}

groupadd ftp useradd -ftp -d / ftp ServerName                        "ProFTPD" ServerType                        standalone DefaultServer                        on timesGMT off # Port 21 is the standard FTP port. Port                                21 # Umask 022 is a good standard umask to prevent new dirs and files # from being group and world writable. Umask                                022 IdentLookups                             off UseReverseDNS                            off # To prevent DoS attacks, set the maximum number of child processes # to 30.  If you need to allow more than 30 concurrent connections # at once, simply increase this value.  Note that this ONLY works # in standalone mode, in inetd mode you should use an inetd server # that allows you to limit maximum number of processes per service # (such as xinetd) MaxInstances                        30 DefaultRoot      / # Set the user and group that the server normally runs at. User                    

Download the newest version of epel-release for EL7 from https://fedoraproject.org/wiki/EPEL , and install it: # rpm -ivh epel-release-7-0.2.noarch.rpm Install DKMS: # yum -y install dkms

yum -y install epel-release and yum -y install wireless-tools

select max(rowid) as a from link_info

git config --global http.sslVerify false git config --global --unset http.proxy git config --global --unset https.proxy git config –global credential.helper store

rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm 下载好 teamviewer.x86_64.rpm 然后 yum install teamviewer.x86_64.rpm --enablerepo=epel-testing

import ( _ "net/http/pprof" ) http.ListenAndServe( "0.0.0.0:8080" , nil)     然后 http://127.0.0.1:8080/debug/pprof 查看整体信息    下载profile文件 执行 go tool pprof profile cpu_profile 直接top看 或者 安装graphviz 然后web

mkdir -p /root/go/src/golang.org/x cd /root/go/src/golang.org/x git clone https://github.com/golang/net.git

sudo GOARCH=mips GOOS=linux go build sudo GOOS=darwin GOARCH=amd64 go build sudo GOOS=windows GOARCH=amd64 go build