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Add full preallocation (writing zeroes)

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Kroese 2023-04-19 03:58:21 +02:00 committed by GitHub
parent e65ab41b7c
commit 0f99873f60
1 changed files with 3 additions and 4 deletions
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7
run/install.sh
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@ -124,11 +124,10 @@ if [ "$ALLOCATE" != "F" ]; then
else else
MB=$(( (SYSTEM_SIZE + 1048575)/1048576 )) GB=$(( (SYSTEM_SIZE + 1073741823)/1073741824 ))
echo "INFO: Writing ${MB} MB of zeroes, please wait.." echo "INFO: Writing ${GB} GB of zeroes, please wait.."
dd if=/dev/zero of="${SYSTEM}" count="${MB}" bs=1M dd if=/dev/zero of="${SYSTEM}" count="${SYSTEM_SIZE}" bs=1M iflag=count_bytes
truncate -s "${SYSTEM_SIZE}" "${SYSTEM}"
fi fi