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Date:   Mon, 10 Apr 2023 12:01:03 +0700
From:   Bagas Sanjaya <bagasdotme@gmail.com>
To:     Sergei Shtepa <sergei.shtepa@veeam.com>, axboe@kernel.dk,
        hch@infradead.org, corbet@lwn.net, snitzer@kernel.org
Cc:     viro@zeniv.linux.org.uk, brauner@kernel.org, willy@infradead.org,
        kch@nvidia.com, martin.petersen@oracle.com, vkoul@kernel.org,
        ming.lei@redhat.com, gregkh@linuxfoundation.org,
        linux-block@vger.kernel.org, linux-doc@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH v3 03/11] documentation: Block Devices Snapshots Module
Message-ID: <ZDOYD9eehrz9wQBZ@debian.me>
References: <20230404140835.25166-1-sergei.shtepa@veeam.com>
 <20230404140835.25166-4-sergei.shtepa@veeam.com>
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On Tue, Apr 04, 2023 at 04:08:27PM +0200, Sergei Shtepa wrote:
> +The main properties that a backup tool should have are:
> +
> +- Simplicity and versatility of use
> +- Reliability
> +- Minimal consumption of system resources during backup
> +- Minimal time required for recovery or replication of the entire system
> +
> +Therefore, the features of the blksnap module are:
"Taking above properties into account, blksnap module features:"

> +The change tracker allows to determine which blocks were changed during =
the
> +time between the last snapshot created and any of the previous snapshots.
> +Having a map of changes, it is enough to copy only the changed blocks, a=
nd
"With a map of changes, ..."

> +3. ``blkfilter_ctl_blksnap_cbtdirty`` mark blocks as changed in the chan=
ge
                                         marks

> +The blksnap [#userspace_tools]_ console tool allows to control the module
> +from the command line. The tool contains detailed built-in help. To get
> +the list of commands, enter the ``blksnap --help`` command. The ``blksnap
> +<command name> --help`` command allows to get detailed information about=
 the
"To get list of commands with usage description, see ``blksnap --help``."

Thanks.

--=20
An old man doll... just what I always wanted! - Clara

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