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作者:高考题库网
来源:https://www.bjmy2z.cn/gaokao
2021-02-02 11:11
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2021年2月2日发(作者:happygolucky)


1.10


The Current State of Bareos



#



1.10.1


What is Implemented



?



Job Control


o



Network backup/restore with centralized Director.


o



Internal scheduler for automatic


Job


execution.


o



Scheduling of multiple Jobs at the same time.


o



You may run one Job at a time or multiple simultaneous Jobs


(sometimes called multiplexing).


o



Job sequencing using priorities.


o



Console


interface to the Director allowing complete control.


Some GUIs are also available.


任务管理



o



o



o



o



o



?



集中管控网络备份与恢复


.


任务自动内部调度优化



支持多任务同时进行



支持多路复用技术



支持任务的优先级设定



?



Security


o



Veri?cation of ?les previously cataloged, permitting a


Tripwire like capability (system break- in detection).


o



CRAM-MD5 password authentication between each


component (daemon).


o



Con?gurable



TLS (SSL) communications encryption


between


each component.


o



Con?gurable



Data (on Volume) encryption


on a Client by


Client basis.


o



Computation of MD5 or SHA1 signatures of the ?le data if


requested.


安全加密



o



o



?



在执行任务时会对先期任务进行校验



每个组件之间需要


CRAM- MD5


身份校验



o



o



o



?



每个组件之间支持可配置的


TLS



SSL


)通信加密



支持可配置的加密客户端



支持数据的


MD5



SHA1

签名校验



恢复功能特点



o



o



o



o



o



可恢复到指定日期的备份



通过引导文件可迅速恢复目录数据库



通过


bscan


扫描备份卷可重建目录数据库

< br>


Restore of one or more ?les selected interactively either for the


current backup or a backup prior to a speci?ed time and date.



Listing and Restoration of ?les using


stand-alone


bls


and


bextract


tool programs. Among other


things, this permits extraction of ?les when Bareos and/or the


catalog are not available. Note, the recommended way to


restore ?les is using the restore command i


n the Console.


These programs are designed for use as a last resort.


Ability to restore the catalog database rapidly by using


bootstrap ?les (previously saved).



Ability to recreate the catalog database by scanning backup


Volumes using the


bscan


program.


o



o




?



SQL Catalog


o



o



o



o



o



o



通过记忆卷、池、任务和文件



对目录数据库的备份



支持


PostgreSQL, MySQL and SQLite



用户可扩展查询到


PostgreSQL, MySQL and SQLite


Catalog database facility for remembering Volumes, Pools,


Jobs, and Files backed up.


Support for PostgreSQL, MySQL and SQLite Catalog


databases.


User extensible queries to the PostgreSQL, MySQL and


SQLite databases.


?



Advanced Volume and Pool Management


o



Labeled Volumes, preventing accidental overwriting (at least


by Bareos).


o



Any number of Jobs and Clients can be backed up to a single


Volume. That is, you can backup and restore Linux, Unix and


Windows machines to the same Volume.


o



Multi-volume saves. When a Volume is


full,


Bareos


automatically requests the next Volume and


continues the backup.


o



Pool and Volume


library management providing Volume


?


exibility (e.g. monthly, weekly, daily Volume sets, Volume


sets segregated by Client, ...).


o



Machine independent Volume data format. Linux, Solaris, and


Windows clients can all be backed up to the same Volume if


desired.


o



The Volume data format is upwards compatible so that old


Volumes can always be read.


o



A ?exible



message


handler including routing of messages from


any daemon back to the Director and automatic email


reporting.


o



Data spooling to disk during backup with subsequent write to


tape from the spooled disk ?les. This prevents tape ”shoe shine”


during Incremental/Di


?


erential backups.


Advanced Support for most Storage Devices


o



Autochanger support using a simple shell interface that can


interface to virtually any autoloader program. A script


for


mtx


is provided.


o



o



o



o



?



Support for autochanger barcodes



automatic tape labeling


from barcodes.


Automatic support for multiple autochanger magazines either


using barcodes or by reading the tapes.


Support for multiple drive autochangers.


Raw device backup/restore. Restore must be to the same


device.


支持裸设备的备份和恢复,前提是恢复时需要 恢复到相同


规格的设备



o



?



All Volume blocks contain a data checksum.


o



Migration support



move data from one Pool to another or one


Volume to another.


Multi-Operating System Support


o


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