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--- docpublic:systemes:docker_linux [2026/01/03 20:25]
adminjp [references]
+++ docpublic:systemes:docker_linux [2026/01/03 20:42] (current)
adminjp [docker image store]
@@ Line 214: / Line 214: @@
 </code>
+=== change image location root-dir ===
+<code>
+root@deb13lthp640:~# mkdir /home/docker-data
+root@deb13lthp640:~# chown root:docker /home/docker-data
+root@deb13lthp640:~# chmod 775 /home/docker-data
+</code>
+<code>
+root@deb13lthp640:~# vim /etc/docker/daemon.json
+root@deb13lthp640:~# cat /etc/docker/daemon.json
+{
+  "data-root": "/home/docker-data"
+}
+</code>
+stop docker
+<code>
+root@deb13lthp640:~# systemctl stop docker
+root@deb13lthp640:~# ps aux | grep -i docker | grep -v grep
+</code>
+and copy files from original root-dir
+<code>
+root@deb13lthp640:~# rsync -axPS /var/lib/docker/ /home/docker-data
+sending incremental file list
+./
+engine-id
+100%    0,00kB/s    0:00:00 (xfr#1, to-chk=32/34)
+buildkit/
+buildkit/cache.db
+.768 100%   31,25MB/s    0:00:00 (xfr#2, to-chk=22/34)
+buildkit/history_c8d.db
+.768 100%   31,25MB/s    0:00:00 (xfr#3, to-chk=21/34)
+buildkit/containerd-overlayfs/
+buildkit/containerd-overlayfs/metadata_v2.db
+.384 100%   15,62MB/s    0:00:00 (xfr#4, to-chk=18/34)
+buildkit/containerd-overlayfs/workerid
+100%   24,41kB/s    0:00:00 (xfr#5, to-chk=17/34)
+buildkit/containerd-overlayfs/cachemounts/
+buildkit/executor/
+containers/
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3-json.log
+.346 100%    2,24MB/s    0:00:00 (xfr#6, to-chk=14/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/config.v2.json
+.037 100%    2,90MB/s    0:00:00 (xfr#7, to-chk=13/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/hostconfig.json
+.866 100%    1,78MB/s    0:00:00 (xfr#8, to-chk=12/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/hostname
+100%   12,70kB/s    0:00:00 (xfr#9, to-chk=11/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/hosts
+100%  144,53kB/s    0:00:00 (xfr#10, to-chk=10/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/resolv.conf
+100%  270,51kB/s    0:00:00 (xfr#11, to-chk=9/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/resolv.conf.hash
+100%   69,34kB/s    0:00:00 (xfr#12, to-chk=8/34)
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/checkpoints/
+containers/3e95da49fbf3f1cb0a011336b9ab0552fd9e4dbb070f945783fdbb32b11621d3/mounts/
+network/
+network/files/
+network/files/local-kv.db
+.536 100%   31,25MB/s    0:00:00 (xfr#13, to-chk=4/34)
+plugins/
+plugins/tmp/
+rootfs/
+rootfs/overlayfs/
+runtimes/
+swarm/
+tmp/
+volumes/
+volumes/backingFsBlockDev
+volumes/metadata.db
+.768 100%   15,62MB/s    0:00:00 (xfr#14, to-chk=0/34)
+</code>
+restart
+<code>
+root@deb13lthp640:~# systemctl start docker
+root@deb13lthp640:~# docker info | grep 'Docker Root Dir
+> ^C
+root@deb13lthp640:~# docker info | grep 'Docker Root Dir'
+ Docker Root Dir: /home/docker-data
+</code>
 ==== run interactive terminal (-it) ====

docpublic/systemes/docker_linux.1767471920.txt.gz · Last modified: 2026/01/03 20:25 by adminjp

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