Before encountered the same problem, is the FD configuration file without errors, but is not backup, forget is God horse principle, anyway in hotsts file inside add a *.*.*.* bacula_storage on OK.Make a note first, it's a good head than a rotten pen!!!The reason here is that the address of the storage set in the Dir configuration file is a host name, not the IP address used, because there is no DNS or WINS resolution, so you can only use the hosts Dafa. This is the beginning to solve the problem
Installing BaculaSeveral network backup topologies for 1 BaculaThe previous article describes the Bacula has 5 components, in the actual application, there is no need to put 5 parts on different servers, some parts of them can be merged, the common Bacula deployment structure is as follows:Director and SD and console on one machine, while client FD on another mac
responsible for transferring files out, receives and recovers data when restoring data. The configuration file is bacula-fd.conf. Console: The management Console. You can use this console to connect to Director Daemon for backup and recovery management. Monitor: Process Monitoring end. Workflow: 1. Connect to ctor through the console and start the Backup recovery operation. 2. Director transfers record information from your own database to coordinate
Configure the Bacula backup system, in fact, is the director-side configuration file bacula-dir.conf, SD profile bacula-sd.conf, The client FD Profile bacula-fd.conf and the console-side configuration file bconsole.conf are configured.
According to the above installation de
Several network backup topologies of Bacula
The previous article introduced the Bacula has 5 components, in the actual application, does not need to place 5 parts on the different server, some parts of them can be merged, the common Bacula deployment structure has the following several kinds:
1 Director and SD and console on a machine, while the
] #./create_mysql_database[Root @ baculaserver etc] #./make_mysql_tables# When the above three lines of mysql initialization are executed, the database administrator root performs the initialization by default. Therefore, you may need to enter the root password or set the root password to null.2. Install the bacula Client[Root @ baculaclient ~] # Tar-zxf bacula-5
First, start the Bacula Director daemon and Storage daemon
When the above configuration is complete, you can start or close the Bacula. Start or turn off all the services on the Baculaserver, as in the next two ways.
The first approach is as follows:
[Root@baculaserver etc]#/opt/bacula/sbin/bacula
{Start|stop|re
The company originally used the standby machine Oracle-linux 5.7 is not very stable execution. Often crashes, new installation centos6.5, that is, the data to be backed up with Bacula. Here, for the installation of the fault record, MEMO.Operating system: centos6.51. Install MySQLInstall with YumYum install MySQL mysql-server mysql-develNote here to be sure to install Mysql-devel, otherwise in the Configure Bacula
First, what is Bacula?
Bacula is an open source Cross-platform network Backup tool that provides a backup recovery solution based on an enterprise-class client/server that enables system administrators to back up, restore, and integrity verify data, while providing many advanced storage management features, Makes it easy for system administrators to discover and
that is installed on a machine that needs to back up data, is responsible for outgoing files when it backs up data, and is responsible for receiving data and performing recovery operations when data is recovered. The configuration file is bacula-fd.conf.
Console: Management Console. You can connect to Director daemon through this console to manage backup and restore operations.
Monitor: Process monitoring side.
Work Flow:
1, through the console t
to mount Dbdev
... 3906 File Device "Dbdev" (/cicro/backup2) is always mounted.
2. Performing a backup operation with the Run command
Next, continue to perform backup operations on the Bacula control side:
*run
A Job name must be specified.
The defined job are:
1:client1 #这里的Client1 is a job execution task defined in bacula-dir.conf
2:client
First, IntroductionBacula-web is a PHP-written web application, it can run on Apache or nginx, mainly can do a Bacula backup display.Second, installation and configuration1) Install Apache# sudo yum-y install httpd# systemctl enable httpd# systemctl start httpd2) Install PHP and database-related modules# sudo yum install php php-gettext php-mysql php-pdo3) Find the location of the Bacula database fileBacula
Support – Open source software can provide community support (such as mailing lists and forums) and professional support (such as distribution to provide additional paid support). You can use paid professional support to provide you with training and counseling.Reports and warnings – Finally, you must be able to see the backup report, the current working status, and also be able to provide a warning when a backup error occurs. bacula– A
One, example demo Bacula Full recovery function
1. Full recovery via differential backup
Action steps are as follows:
*status status Available for:1: Director 2:storage 3:client 4:all Select daemon Type For status (1-4): 1 f10-64-build-dir version:3.0.2 (July 2009) X86_64-unknown-linux-gnu Redhat Daemon started 21-
Aug-09 15:01, 1 Job run since started. heap:heap=253,952 smbytes=84,808 max_bytes=
The advantage of the FAT client (c/S mode) application is that both the client and the server can handle the task, the client's requirements are higher, but can reduce the pressure of the server, which is used in the enterprise internal management system. Disadvantage is the system client software installation, maintenance difficulties, the database system can no
Translated from Yoram Kulbak and Danny Bickson The eMule Protocol Specification
Translation: lzcx
QQ: 314127985
EMail: lzcx_cn@yahoo.com.cn
For learning. For more information, see the source.
4
Client-to-client
TCP
CommunicationAfter the eMule client registers with the server and queries the file and source from the server, the eMule
Meet smart client with a browser
Lead: more and more people find that although the B/S architecture has received the best support, it is still powerless to meet new demands, many things still need to return to the C/S architecture, so some people have come up with the argument of "returning to the fat client. Let's not explain how accurate it is, but
1. Thin ClientThin clients (Thin client) refer to a basic computer terminal in the client-server network system that does not require an application. It communicates with some protocols and servers, and then accesses the local area network. The advent of the Internet as an application platform provides an entirely new area for enterprise applications: A internet/intranet-based application uses a thin
In enterprise operation management, firewall clients are computers that have Firewall Client software installed and enabled, located on a network protected by ISA server. You can install Firewall clients by installing Firewall clients on each client computer, or by using the Windows Software installation snap-in to centrally manage the distribution of firewall Client
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