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docs/snapshotters/erofs.md: a tip for improved performance

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It's preferred to use `--sort=none` to avoid tar data twice due to
stricter data ordering.

Link: https://git.kernel.org/xiang/erofs-utils/c/e97530622872
Signed-off-by: Gao Xiang <xiang@kernel.org>
This commit is contained in:
Gao Xiang
2025-05-14 00:11:07 +08:00
committed by k8s-infra-cherrypick-robot
parent 2168cb92c9
commit e1817a401f
1 changed files with 10 additions and 1 deletions
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docs/snapshotters/erofs.md
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@@ -86,7 +86,7 @@ loaded (Linux 5.4 or later is required): it can be loaded with `modprobe erofs`.
The following configuration can be used in your containerd `config.toml`. Don't
forget to restart containerd after changing the configuration.
```
``` toml
[plugins."io.containerd.snapshotter.v1.erofs"]
# Enable fsverity support for EROFS layers, default is false
enable_fsverity = true
@@ -98,6 +98,15 @@ forget to restart containerd after changing the configuration.
default = ["erofs","walking"]
```
Note that if erofs-utils is 1.8.2 or higher, it's preferred to add
`--sort=none` to the differ's `mkfs_options` to avoid unnecessary tar data
reordering for improved performance, as shown below:
``` toml
[plugins."io.containerd.differ.v1.erofs"]
mkfs_options = ["--sort=none"]
```
### Running a container
To run a container using the EROFS snapshotter, it needs to be explicitly