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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: "Theodore Ts'o" <tytso@mit.edu>
Cc: Ext4 Developers List <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH 7/9] e2scrub_all: make sure there's enough free space for a snapshot
Date: Wed, 20 Mar 2019 21:02:42 -0700	[thread overview]
Message-ID: <20190321040242.GE1173@magnolia> (raw)
In-Reply-To: <20190321020218.5154-7-tytso@mit.edu>

On Wed, Mar 20, 2019 at 10:02:16PM -0400, Theodore Ts'o wrote:
> If there isn't, skip the volume so we don't spam the system
> administrator with error messages.  It's quite commkon that there is

'common'

> is zero free space in the volume group.
> 
> Addresses-Debian-Bug: #924301
> 
> Signed-off-by: Theodore Ts'o <tytso@mit.edu>

Looks ok,
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>

--D

> ---
>  scrub/e2scrub_all.in | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/scrub/e2scrub_all.in b/scrub/e2scrub_all.in
> index 8bc868aa0..4cb90a0de 100644
> --- a/scrub/e2scrub_all.in
> +++ b/scrub/e2scrub_all.in
> @@ -21,6 +21,7 @@
>  PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
>  
>  scrub_all=0
> +snap_size_mb=256
>  conffile="@root_sysconfdir@/e2scrub.conf"
>  
>  test -f "${conffile}" && . "${conffile}"
> @@ -108,6 +109,9 @@ ls_scrub_targets() {
>  		eval "${lvm_vars}"
>  		echo "${LVM2_LV_ROLE}" | grep -q "snapshot" && continue
>  
> +		free_space="$(vgs -o vg_free --units m --noheadings --no-suffix "${LVM2_VG_NAME}" 2> /dev/null | sed -e 's/\..*//')"
> +		test "${snap_size_mb}" -gt "${free_space}" && continue
> +
>  		if [ -n "${MOUNTPOINT}" ]; then
>  			echo "${MOUNTPOINT}"
>  		else
> -- 
> 2.19.1
> 

  reply	other threads:[~2019-03-21  4:02 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-21  2:02 [PATCH 1/9] e2scrub: check to make sure lvm2 is installed Theodore Ts'o
2019-03-21  2:02 ` [PATCH 2/9] debian: drop lvm2 from the recommends line Theodore Ts'o
2019-03-21  3:57   ` Darrick J. Wong
2019-03-21  2:02 ` [PATCH 3/9] Fix "make install-strip" Theodore Ts'o
2019-03-21  2:02 ` [PATCH 4/9] e2scrub: fix up "make install-strip" support Theodore Ts'o
2019-03-21  2:02 ` [PATCH 5/9] e2fscrub: add the -n option which shows what commands e2scrub would execute Theodore Ts'o
2019-03-21  3:59   ` Darrick J. Wong
2019-03-21 10:57   ` Lukas Czerner
2019-03-21 14:32     ` Theodore Ts'o
2019-03-21  2:02 ` [PATCH 6/9] e2scrub_all: add the -n option which shows what e2scrub_all would do Theodore Ts'o
2019-03-21  4:01   ` Darrick J. Wong
2019-03-21  2:02 ` [PATCH 7/9] e2scrub_all: make sure there's enough free space for a snapshot Theodore Ts'o
2019-03-21  4:02   ` Darrick J. Wong [this message]
2019-03-21 11:18   ` Lukas Czerner
2019-03-21 14:26     ` Theodore Ts'o
2019-03-21  2:02 ` [PATCH 8/9] e2scrub_all: refactor device probe loop Theodore Ts'o
2019-03-21  4:05   ` Darrick J. Wong
2019-03-21 10:27   ` Lukas Czerner
2019-03-21 14:31     ` Theodore Ts'o
2019-03-21 15:57       ` Lukas Czerner
2019-03-21 18:24         ` Theodore Ts'o
2019-03-21 20:17           ` Lukas Czerner
2019-03-21 20:48             ` Theodore Ts'o
2019-03-21 21:14               ` Lukas Czerner
2019-03-21 22:04               ` Theodore Ts'o
2019-03-21 22:08                 ` Theodore Ts'o
2019-03-22  9:38                   ` Lukas Czerner
2019-03-21 20:09         ` Andreas Dilger
2019-03-21 17:48     ` Theodore Ts'o
2019-03-21 19:49       ` Lukas Czerner
2019-03-21 20:23         ` Theodore Ts'o
2019-03-21 16:10   ` Lukas Czerner
2019-03-21  2:02 ` [PATCH 9/9] e2scrub,e2scrub_all: print a (more understandable) error if not run as root Theodore Ts'o
2019-03-21  4:04   ` Darrick J. Wong
2019-03-21 11:36   ` Lukas Czerner
2019-03-21 14:40     ` Theodore Ts'o
2019-03-21  3:55 ` [PATCH 1/9] e2scrub: check to make sure lvm2 is installed Darrick J. Wong
  -- strict thread matches above, loose matches on Subject: below --
2019-03-21 20:25 [PATCH -v2 0/9] e2fsprogs: e2scrub cleanups Theodore Ts'o
2019-03-21 20:25 ` [PATCH 7/9] e2scrub_all: make sure there's enough free space for a snapshot Theodore Ts'o

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