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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2022-01-16 21:17:16 +0100
committerGitHub <noreply@github.com>2022-01-16 21:17:16 +0100
commitdf112b33fdcac6e920baa01e2b71e4b54b289b43 (patch)
tree61e7a85a423f634194e9563783b06876a20ada4b
parent2ab316abd82d2667c2bc724be2f4582370ba5957 (diff)
parentbb3097cd0a0c9df9818a3eb48eee92eed6107061 (diff)
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Merge pull request #12876 from eriksjolund/fix_doc_rootless_md_native_overlayfs_support
[CI:DOCS] Unprivileged native overlayfs is now supported
-rw-r--r--rootless.md4
1 files changed, 2 insertions, 2 deletions
diff --git a/rootless.md b/rootless.md
index bee5d337b..d95e77b94 100644
--- a/rootless.md
+++ b/rootless.md
@@ -25,8 +25,8 @@ can easily fail
* When a container root process like YUM attempts to create a file owned by a different UID, NFS Server/GPFS denies the creation.
* Does not work with homedirs mounted with noexec/nodev
* User can setup storage to point to other directories they can write to that are not mounted noexec/nodev
-* Can not use overlayfs driver, but does support fuse-overlayfs
- * Ubuntu supports non root overlay, but no other Linux distros do.
+* Support for using native overlayfs as an unprivileged user is only available for Podman version >= 3.1 on a Linux kernel version >= 5.12, otherwise the slower _fuse-overlayfs_ may be used.
+ * A few Linux distributions (e.g. Ubuntu) have supported even older Podman and Linux kernel versions by modifying the normal Linux kernel behaviour.
* Only other supported driver is VFS.
* Cannot use ping out of the box.
* [(Can be fixed by setting sysctl on host)](https://github.com/containers/podman/blob/master/troubleshooting.md#5-rootless-containers-cannot-ping-hosts)