[Bug 235774] [FUSE]: Need to evict invalidated cache contents on fuse_write_directbackend()

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Wed Mar 6 16:27:10 UTC 2019


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=235774

--- Comment #3 from Conrad Meyer <cem at freebsd.org> ---
(In reply to Ben RUBSON from comment #2)
> As stated in bug 230258, there are 2 workarounds to this :
> - use FUSE direct_io mount option
> - sysctl vfs.fuse.data_cache_mode = 0

Makes sense to me — both have the effect of preventing data caching :-).  There
will be a performance impact depending on your workload.

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