centos7 : named bind chroot Hint
# yum -y install bind bind-utils # yum -y install bind-chroot # /usr/libexec/setup-named-chroot.sh /var/named/chroot on # systemctl start named-chroot # systemctl enable named-chroot # vi /etc/named.conf ----------------------------- options { #listen-on port 53 { 127.0.0.1; }; #listen-on-v6 port 53 { ::1; }; directory […]
Linux : network monitoring Hint
netstat -a | more tcpdump -i eth0 lsof vmstat htop
php : Canonical Normalization NFD to NFC
About Canonical Normalization NFD. NFC NFD NFD has the characters fully expanded out. This is the faster normalization form to calculate, but the results in more code points (i.e. uses more space). If you just want to compare two strings that are not already normalized, this is the preferred normalization form unless you know you […]
centos7 : inotify inotifywait convmv Hint
# yum install inotify # yum install convmv test.sh --------------------------- #!/bin/sh # /root/bin/inotifywaitWP.sh /home/*/*/wordpress/wp-content/uploads EVENTS="CREATE,MOVED_TO" if [ -z "$1" ]; then echo "Usage: $0 cmd ..." exit -1; fi inotifywait -e "$EVENTS" -mrq --format '%w%f' $1 | ( while read FILE; do […]
Mac OS X 10.11 Yosemite & Chrome issue : Korean NFD filename, when file uploads.
When file uploads by Chrome on Mac OS X 10.11 Yosemite, Korean NFD filename has problem with other system using NFC filename. WP did not support. it must use Safari.... does this problem depend on Chrome?
Centos7 : apache MPM Hint
# httpd -V | grep MPM Server MPM: prefork CentOS provide 3 way modules, need to select only one. prefork => default worker event Change prefork to worker # vi /etc/httpd/conf.modules.d/00-mpm.conf #LoadModule mpm_prefork_module modules/mod_mpm_prefork.so LoadModule mpm_worker_module modules/mod_mpm_worker.so #vi /etc/httpd/conf.modules.d/10-php.conf <IfModule prefork.c> LoadModule php5_module modules/libphp5.so </IfModule> <IfModule worker.c> LoadModule php5_module modules/libphp5-zts.so </IfModule> […]