To list all sites that use a specific name server, you can use the search available on web site
https://securitytrails.com/list/ns/ns1.yahoo.com
Above URL will list all domains hosted using name servers ns1.yahoo.com, replace it with whatever name servers you want to get list of sites.
Magento store web site url in table core_config_data. To see current url, in phpMyAdmin or MySQL command line, run
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select * from core_config_data where path like '%base_url'; |
Normally this show 2 entry. If it shows more than 2 entry, it is because you have more store configured in your Magento installation. In such case, you should be careful to change correct URL.
To change URL, run
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UPDATE core_config_data SET value = 'https://NEW_URL_HERE/' WHERE path = 'web/unsecure/base_url'; UPDATE core_config_data SET value = 'https://NEW_URL_HERE/' WHERE path = 'web/secure/base_url'; |
Replace https://NEW_URL_HERE/ with your new web site url.
Oracle Linux come with Ksplice, it allow you to upgrade Kernel with out rebooting.
To update kernel, run
|
1 |
uptrack-upgrade |
Example
ClamAV is provided by EPEL repo. Install epel repo
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yum install -y epel-release |
Install ClamAV with
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yum install clamav |
To install OpenLiteSpeed web server on CentOS, install repository for your CentOS version
For CentOS 6
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1 |
rpm -Uvh http://rpms.litespeedtech.com/centos/litespeed-repo-1.1-1.el6.noarch.rpm |
For CentOS 7
|
1 |
rpm -Uvh http://rpms.litespeedtech.com/centos/litespeed-repo-1.1-1.el7.noarch.rpm |
For CentOS 8
|
1 |
rpm -Uvh http://rpms.litespeedtech.com/centos/litespeed-repo-1.1-1.el8.noarch.rpm |
To install OpenLiteSpeed, run
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1 |
yum install openlitespeed |
Before you can install PHP, you need epel repository enabled with
|
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yum install epel-release |
Install PHP with
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1 |
yum install lsphp73 lsphp73-common lsphp73-mysql lsphp73-gd lsphp73-process lsphp73-mbstring lsphp73-xml lsphp73-mcrypt lsphp73-pdo lsphp73-imap lsphp73-soap lsphp73-bcmath lsphp73-json lsphp73-mysqlnd |
Set symlink
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ln -sf /usr/local/lsws/lsphp73/bin/lsphp /usr/local/lsws/fcgi-bin/lsphp5 |
Start OpenLiteSpeed with
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/usr/local/lsws/bin/lswsctrl start |
To stop OpenLiteSpeed, run
|
1 |
/usr/local/lsws/bin/lswsctrl stop |
By default, OpenLiteSpeed will run on port 8088
|
1 |
http://YOUR_SERVER_IP_HERE:8088 |
You can login to Admin Interface at
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1 2 3 |
http://YOUR_SERVER_IP_HERE:7080 User = admin PW = 123456 |
By default, you see an example application. The configuration file for this is at
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/usr/local/lsws/conf/vhosts/Example/vhconf.conf |
Default DocumentRoot is /usr/local/lsws/Example/html. To change, edit file
|
1 |
vi /usr/local/lsws/conf/vhosts/Example/vhconf.conf |
Find
|
1 |
docRoot $VH_ROOT/html/ |
Replace $VH_ROOT/html/ with whatever path you need. You need to restart OpenLiteSpeed to make the change go live
|
1 |
/usr/local/lsws/bin/lswsctrl restart |
On my computer running Ubuntu 18.04, MriaDB stopped working. PHP application i run on my computer failed with error
|
1 |
SQLSTATE[42S02]: Base table or view not found: 1146 Table 'ok_test.feeds' doesn't exist (SQL: select * from `feeds` where `processed` = 0) |
Application can’t find the table. So i tried to login to MySQL and see if table is there or not. But i get error
|
1 2 3 4 5 6 7 8 9 10 11 12 |
boby@sok-01:~$ mysql Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 2504 Server version: 10.2.30-MariaDB-1:10.2.30+maria~bionic-log mariadb.org binary distribution Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. MariaDB [(none)]> show databases; ERROR 1018 (HY000): Can't read dir of '.' (errno: 24 "Too many open files") MariaDB [(none)]> |
Next i checked if this is due to any MySQL upgrade. I found MySQL got updated today
|
1 2 3 4 5 6 |
root@sok-01:~# grep mariadb /var/log/dpkg.log 2019-12-13 08:02:46 status triggers-pending mariadb-server-10.2:amd64 1:10.2.29+maria~bionic 2019-12-13 08:02:46 upgrade mariadb-common:all 1:10.2.29+maria~bionic 1:10.2.30+maria~bionic 2019-12-13 08:02:46 status half-configured mariadb-common:all 1:10.2.29+maria~bionic 2019-12-13 08:02:46 status unpacked mariadb-common:all 1:10.2.29+maria~bionic 2019-12-13 08:02:46 status half-installed mariadb-common:all 1:10.2.29+maria~bionic |
To fix this error, run
|
1 |
systemctl edit mysql |
This wil open a text editor. Add following
|
1 2 |
[Service] LimitNOFILE=8192 |
Save and quit the editor. Restart MaraDB with
|
1 |
systemctl restart mysql |
MySQL will work properly now. systemctl edit mysql will create file /etc/systemd/system/mysql.service.d/override.conf
|
1 2 3 4 5 |
root@sok-01:~# cat /etc/systemd/system/mysql.service.d/override.conf [Service] LimitNOFILE=8192 root@sok-01:~# |
CloudLinux come with PHP Selector, this allow you to select differnt PHP versions. When you enable PHP selector, you should do the following.
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1 2 3 4 5 6 |
1) EasyApache 4 and bild profile "CloudLinux + All PHP Options + OpCache + mod_lsapi". 2) MultiPHP Manager > System PHP Version set to any ea-php Version 3) MultiPHP Manager > System PHP-FPM click "Turn Off" button. 4) MultiPHP Manager > set INHERIT php version for domain. 5) Users PHP selector > choose needed alt-php version and modules. 6) WHM > Feature Manager > default => disable MultiPHP Manager and MultiPHP INI Editor. |
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OpenLiteSpeed is open source version of popular commercial web server LiteSpeed. OpenLiteSpeed contains all of the essential features found in LiteSpeed Enterprise.
You can get OpenLiteSpeed from
Here is a benchmark from OpenLiteSpeed web site that compare OpenLiteSpeed with Nginx.
OpenLiteSpeed configuration file
|
1 |
/usr/local/lsws/conf/httpd_config.conf |
To start/stop/restart, use
|
1 2 3 4 |
/usr/local/lsws/bin/lswsctrl start /usr/local/lsws/bin/lswsctrl stop /usr/local/lsws/bin/lswsctrl restart /usr/local/lsws/bin/lswsctrl status |
OpenLiteSpeed web server stores cache in directory /usr/local/lsws/cachedata. This can grow big overtime. You can delete this folder to free up space or move it to another partition with free disk space and create a symlink.
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Linux whois command is used to find who owns a domain or IP address.
To see information about a domain, use
|
1 |
whois DOMAIN_NAME_HERE |
Example
To find information about an IP address, use
|
1 |
whois IP_ADDR_HERE |
Example
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Hostname is a sub domain. To set hosting, edit file
|
1 |
vi /etc/hosts |
Add
|
1 |
SERVER_IP_HERE HOSTNAME.yourdomain.com HOSTNAME |
Example
|
1 |
72.21.51.194 server32.serverok.in server32 |
Now run
|
1 |
echo HOSTNAME.yourdomain.com > /etc/hostname |
Example
|
1 |
echo server32.serverok.in > /etc/hostname |
Run
|
1 |
/bin/hostname -F /etc/hostname |
Edit file
|
1 |
vi /etc/sysconfig/network |
Edit or add HOSTNAME entry
|
1 2 |
NETWORKING=yes HOSTNAME=HOSTNAME.yourdomain.com |
Reboot the server with
|
1 |
reboot |
You can verify hostname with command
|
1 |
hostname |
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