DD System into AWS Light
debian11
ubuntu20
AWS Login With Root Password
First get the root of the instance under AWS:
- First log in to the instance with pem;
- Run: sudo passwd root, enter the password;
- Run: su-, enter the password you just set to enter root;
Edit the SSH configuration file:
- vi / etc / ssh / sshd-config
2. Find PermitRootLogin, PasswordAuthentication, the following values are set to yes:
3. Restart sshd after saving:
- service sshd restart
Then you can log in to AWS directly with root.
Suppress the logs
Get tons of logs from ec2net and dhclient in /var/log/messages
Sep 28 10:21:12 ip-10-10-0-50 ec2net: [get_meta] Trying to get http://169.254.169.254/latest/meta-data/network/interfaces/macs/0a:61:94:ab:be:d8/local-ipv4s Sep 28 10:21:12 ip-10-10-0-50 ec2net: [rewrite_aliases] Rewriting aliases of eth0 Sep 28 10:22:42 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 116310ms. Sep 28 10:24:39 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 116080ms. Sep 28 10:26:35 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 111110ms. Sep 28 10:28:26 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 108130ms. Sep 28 10:30:14 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 131480ms. Sep 28 10:32:25 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 114870ms. Sep 28 10:34:20 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 117480ms. Sep 28 10:36:18 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 123780ms. Sep 28 10:38:22 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 128670ms. Sep 28 10:40:30 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 130680ms. Sep 28 10:42:41 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 115920ms. Sep 28 10:44:37 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 111720ms. Sep 28 10:46:29 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 123980ms. Sep 28 10:48:21 ip-10-10-0-50 dhclient[2069]: DHCPREQUEST on eth0 to 10.10.0.1 port 67 (xid=0x7386b415) Sep 28 10:48:21 ip-10-10-0-50 dhclient[2069]: DHCPACK from 10.10.0.1 (xid=0x7386b415) Sep 28 10:48:21 ip-10-10-0-50 dhclient[2069]: bound to 10.10.0.50 -- renewal in 1459 seconds. Sep 28 10:48:21 ip-10-10-0-50 ec2net: [get_meta] Trying to get http://169.254.169.254/latest/meta-data/network/interfaces/macs/0a:61:94:ab:be:d8/local-ipv4s Sep 28 10:48:21 ip-10-10-0-50 ec2net: [rewrite_aliases] Rewriting aliases of eth0 Sep 28 10:48:33 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 126500ms. Sep 28 10:50:40 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 125460ms. Sep 28 10:52:45 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 129090ms. Sep 28 10:54:54 ip-10-10-0-50 dhclient[2165]: XMT: Solicit on eth0, interval 127890ms.
Edit /etc/rsyslog.conf file, and add following two lines after #### RULES ####
[root@ip-10-10-0-50 etc]# vi /etc/rsyslog.conf # rsyslog v5 configuration file # For more information see /usr/share/doc/rsyslog-*/rsyslog_conf.html # If you experience problems, see http://www.rsyslog.com/doc/troubleshoot.html #### MODULES #### $ModLoad imuxsock # provides support for local system logging (e.g. via logger command) $ModLoad imklog # provides kernel logging support (previously done by rklogd) #$ModLoad immark # provides --MARK-- message capability # Provides UDP syslog reception #$ModLoad imudp #$UDPServerRun 514 # Provides TCP syslog reception #$ModLoad imtcp #$InputTCPServerRun 514 #### GLOBAL DIRECTIVES #### # Use default timestamp format $ActionFileDefaultTemplate RSYSLOG_TraditionalFileFormat # File syncing capability is disabled by default. This feature is usually not required, # not useful and an extreme performance hit #$ActionFileEnableSync on #### RULES #### :programname,isequal,"dhclient" ~ :programname,isequal,"ec2net" ~ # Log all kernel messages to the console. # Logging much else clutters up the screen. # kern.*
After saved changes , restart the service with this command "service rsyslog restart"
References:
- AWS Free Tier
- Setting up WordPress on EC2
- Migrating WordPress
- Connecting to EC2 via PuTTY
- Connect MySQL to EC2 via SSH tunnel
- Optimise Apache for WordPress
- Optimise Apache for EC2 small & micro instances
- AWS部署Ubuntu，DD成任意系统
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