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dmitry-salnikov/disk-usage.sh

Created March 28, 2018 01:48
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Get the size of docker container
Raw
disk-usage.sh
#!/bin/bash
# disk-usage from docker-experiments
# https://github.com/rsp/docker-experiments
# by Rafał Pocztarski - https://github.com/rsp
if [ $# -ne 1 ]; then
echo "Usage: $0 \"image1 image2 ...\""
exit 1
fi
images="$1"
echo "docker-experiments/disk-usage - data from `date -I`"
echo "See: https://github.com/rsp/docker-experiments"
echo -e "Image\tDisk usage"
echo -e "-----\t----------"
for image in $images; do
echo -ne "$image\t"
docker run --entrypoint=/bin/sh $image -c \
'du -sh / 2>/dev/null | cut -f1' \
|| echo "ERROR!"
done
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