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-rwxr-xr-xshare/hydractl/provision5
1 files changed, 4 insertions, 1 deletions
diff --git a/share/hydractl/provision b/share/hydractl/provision
index 3176f21..35137ee 100755
--- a/share/hydractl/provision
+++ b/share/hydractl/provision
@@ -235,9 +235,12 @@ else
block="`echo $device | sed -e 's|^/dev/||'`"
optimal_size="`cat /sys/block/$block/queue/optimal_io_size`"
+ # Use a default of 1 MiB for the optimal size
# See https://access.redhat.com/articles/3911611
+ # https://blog.hqcodeshop.fi/archives/273-GNU-Parted-Solving-the-dreaded-The-resulting-partition-is-not-properly-aligned-for-best-performance.html
+ # http://opensource.hqcodeshop.com/Parted%20calculator/parted_mkpart_calc.sh
if [ "$optimal_size" == "0" ]; then
- optimal_size="1024"
+ optimal_size="$megabyte"
fi
alignment_offset="`cat /sys/block/$block/alignment_offset`"