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To: Proxmox Backup Server development discussion
 <pbs-devel@lists.proxmox.com>, Dominik Csapak <d.csapak@proxmox.com>
References: <20210722134106.1280517-1-d.csapak@proxmox.com>
 <20210722134106.1280517-3-d.csapak@proxmox.com>
From: Dietmar Maurer <dietmar@proxmox.com>
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Date: Tue, 27 Jul 2021 08:53:35 +0200
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Subject: Re: [pbs-devel] [PATCH proxmox-backup v2 2/7] tape: media_catalog:
 add fast_catalog beside normal catalog
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comments inline

On 7/22/21 3:41 PM, Dominik Csapak wrote:
> for some parts of the ui, we only need the snapshot list from the catalog,
> and reading the whole catalog (can be multiple hundred MiB) is not
> really necessary.
>
> Instead, on every commit of the catalog, write the complete content list
> into a seperate .index file, that can be read to get only the snapshot
> list.

This description seems wrong to me? Also, what about 
destroy_unrelated_catalog()?

I guess that function should also remove the .index file?