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Date: Wed, 20 Mar 2019 22:02:16 -0400 From: "Theodore Ts'o" <tytso@....edu> To: Ext4 Developers List <linux-ext4@...r.kernel.org> Cc: darrick.wong@...cle.com, "Theodore Ts'o" <tytso@....edu> Subject: [PATCH 7/9] e2scrub_all: make sure there's enough free space for a snapshot 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 is zero free space in the volume group. Addresses-Debian-Bug: #924301 Signed-off-by: Theodore Ts'o <tytso@....edu> --- 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@...scrub.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
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