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| author | David Teigland <teigland@redhat.com> | 2019-10-04 11:04:44 -0500 |
|---|---|---|
| committer | David Teigland <teigland@redhat.com> | 2019-10-04 11:06:38 -0500 |
| commit | a22729a5577689d896ea13a82e6af7f7dde30412 (patch) | |
| tree | 1e5da7b4b7864275a5af9df865cf40b8fec9a711 | |
| parent | 414f903cdc161e553100af6ad03e68fbf94617c3 (diff) | |
| download | lvm2-a22729a5577689d896ea13a82e6af7f7dde30412.tar.gz | |
tests: improve lib wipefs_a
in wipefs fallback, use limited dd and mdadm --zero-superblock
to avoid writing to entire dev in case dev space is provisioned
on write.
| -rw-r--r-- | test/lib/aux.sh | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/test/lib/aux.sh b/test/lib/aux.sh index 8ceb5db7f..36e1c2bb3 100644 --- a/test/lib/aux.sh +++ b/test/lib/aux.sh @@ -804,7 +804,8 @@ wipefs_a() { if wipefs -V >/dev/null; then wipefs -a "$dev" else - dd if=/dev/zero of="$dev" bs=1024 || true + dd if=/dev/zero of="$dev" bs=4096 count=8 || true + mdadm --zero-superblock "$dev" || true fi } |