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vfs,local: Log an ERROR if we fail to set the file to be sparse

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See: https://forum.rclone.org/t/rclone-1-53-release/18880/73
This commit is contained in:
Nick Craig-Wood
2020-09-11 15:34:58 +01:00
parent 96299629b4
commit 6a56ac1032
3 changed files with 8 additions and 3 deletions
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5
vfs/help.go
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@@ -166,6 +166,11 @@ whereas the --vfs-read-ahead is buffered on disk.
When using this mode it is recommended that --buffer-size is not set
too big and --vfs-read-ahead is set large if required.
**IMPORTANT** not all file systems support sparse files. In particular
FAT/exFAT do not. Rclone will perform very badly if the cache
directory is on a filesystem which doesn't support sparse files and it
will log an ERROR message if one is detected.
### VFS Performance
These flags may be used to enable/disable features of the VFS for