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Tags: chmod add Linux service client mode root uses the private key author Principle The client generates the public key, copies the public key to the Linux server, and connects to the server with its own private key. The implementation is as follows: If you have two Linux servers A and b,a to implement password-free login b A execute ssh-key

desperately pressing the TAB key, but this time this cock dumbfounded, I wipe class, no Ssh-copy-id command Ah, this is how the whole ah?This dick very calm open Baidu then Google a bit, found that we need to manually upload public key files Ah, I wipe class, how so not humane, obviously a command on the matter of the whole so troublesome.So, I first in the root directory of the Mac into the. ssh/file directory, and then find id_rsa.pub this file, use the SCP command to upload this file on the

Generate public key private key on current LinuxSsh-keygenThe public key private key holds the path: ~/root/.ssh/Id_rsa id_rsa.pub Login by remote host , enter directory ~/root/.ssh/Whether the Authorized_keys file exists, and if the new Authorized_keys file does not existCopy the contents of the Id_rsa.pub file generated in the first step to the Authorized_keysYou can also use the command Ssh-copy-id [email protected] SSH remote If you do not want to enter the IP address every time to mod

1. Download Thunderbird 17, unzip the configuration, or overwrite the original version directly:http://ftp.mozilla.org/pub/mozilla.org/thunderbird/releases/17.0.11esr/ 2. Download Exquilla(no license management, can be used indefinitely):https://addons.mozilla.org/en-us/thunderbird/addon/exquilla-exchange-web-services/versions/or http://download.csdn.net/download/rainysia/7901185.3. To integrate the calendar features of Exchange, download lightning1.9.1 and provider for Micorsoft Exchange 0.18:h

To view disk space usage:Df-hView the space occupied by the first level directory under the root directory:Du-h--max-depth=1/Find files larger than 2000M in the root directory:Find/-size +2000mFind files that have been deleted, but are still occupied by the process:Lsof |grep deletedReview the process information based on the process ID found in the previous step:Ps-ef | grep pidServices to restart the process:Use the kill-9 PID command to stop the process.After that, disk space is freed.Workaro