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| author | Christoph Hellwig <hch@lst.de> | 2026-03-31 17:27:30 +0200 |
|---|---|---|
| committer | Carlos Maiolino <cem@kernel.org> | 2026-04-07 13:28:47 +0200 |
| commit | 62c89988dc198efc17be0119a43ad21cf32334d6 (patch) | |
| tree | 9ca3cbf5f34bd7e6a855c44958b60fc2f90ae87f /Documentation/admin-guide | |
| parent | 1d0d9e9459c053fc1700739e267271adccdcaadc (diff) | |
| download | linux-next-62c89988dc198efc17be0119a43ad21cf32334d6.tar.gz linux-next-62c89988dc198efc17be0119a43ad21cf32334d6.zip | |
xfs: expose the number of open zones in sysfs
Add a sysfs attribute for the current number of open zones so that it
can be trivially read from userspace in monitoring or testing software.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hans Holmberg <hans.holmberg@wdc.com>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Carlos Maiolino <cem@kernel.org>
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/xfs.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/admin-guide/xfs.rst b/Documentation/admin-guide/xfs.rst index 746ea60eed3f..acdd4b65964c 100644 --- a/Documentation/admin-guide/xfs.rst +++ b/Documentation/admin-guide/xfs.rst @@ -550,6 +550,10 @@ For zoned file systems, the following attributes are exposed in: is limited by the capabilities of the backing zoned device, file system size and the max_open_zones mount option. + nr_open_zones (Min: 0 Default: Varies Max: UINTMAX) + This read-only attribute exposes the current number of open zones + used by the file system. + zonegc_low_space (Min: 0 Default: 0 Max: 100) Define a percentage for how much of the unused space that GC should keep available for writing. A high value will reclaim more of the space |