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References: <20210609135415.3361404-1-a.lauterer@proxmox.com>
From: Fabian Ebner <f.ebner@proxmox.com>
Message-ID: <d003a6bd-c0bf-df7a-d8d5-28adccfe657d@proxmox.com>
Date: Thu, 10 Jun 2021 14:33:25 +0200
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Subject: Re: [pve-devel] [PATCH storage] Revert "workaround zfs create -V
 error for unaligned sizes"
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Works for me. A tiny issue is that the disk size in the VM config does 
not show the actual value afterwards, but that is nothing new.

Tested-by: Fabian Ebner <f.ebner@proxmox.com>

Am 09.06.21 um 15:54 schrieb Aaron Lauterer:
> https://github.com/zfsonlinux/zfs/issues/8541 is solved and part of
> openzfs 2.0 with [0]. Since we ship only ZFS 2.0 with PVE 7 we should be
> okay to remove our workaround
> 
> [0] https://github.com/openzfs/zfs/commit/47c9299fcc9e5fb91d0b1636bfacc03bd3e98439
> 
> This reverts commit cdef3abb25984c369571626b38f97f92a0a2fd15.
> ---
>   PVE/Storage/ZFSPoolPlugin.pm | 7 +------
>   1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/PVE/Storage/ZFSPoolPlugin.pm b/PVE/Storage/ZFSPoolPlugin.pm
> index 2e2abe3..f719f42 100644
> --- a/PVE/Storage/ZFSPoolPlugin.pm
> +++ b/PVE/Storage/ZFSPoolPlugin.pm
> @@ -313,12 +313,7 @@ sub zfs_get_pool_stats {
>   
>   sub zfs_create_zvol {
>       my ($class, $scfg, $zvol, $size) = @_;
> -
> -    # always align size to 1M as workaround until
> -    # https://github.com/zfsonlinux/zfs/issues/8541 is solved
> -    my $padding = (1024 - $size % 1024) % 1024;
> -    $size = $size + $padding;
> -
> +
>       my $cmd = ['create'];
>   
>       push @$cmd, '-s' if $scfg->{sparse};
>