From 90ca14afff9c6b54d3e7f20fcee87b998a44fb5d Mon Sep 17 00:00:00 2001 From: Antonio SJ Musumeci Date: Tue, 15 Mar 2016 16:44:49 -0400 Subject: [PATCH] add dual mount suggestion to mmap problem --- README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 486b2214..ec6cf007 100644 --- a/README.md +++ b/README.md @@ -1,6 +1,6 @@ % mergerfs(1) mergerfs user manual % Antonio SJ Musumeci -% 2016-02-21 +% 2016-03-15 # NAME @@ -308,7 +308,7 @@ Find tooling to help with managing `mergerfs` at: https://github.com/trapexit/me #### rtorrent fails with ENODEV (No such device) -Be sure to turn off `direct_io`. rtorrent and some other applications use [mmap](http://linux.die.net/man/2/mmap) to read and write to files and offer no failback to traditional methods. FUSE does not currently support mmap while using `direct_io`. There will be a performance penalty on writes with `direct_io` off but it's the only way to get such applications to work. +Be sure to turn off `direct_io`. rtorrent and some other applications use [mmap](http://linux.die.net/man/2/mmap) to read and write to files and offer no failback to traditional methods. FUSE does not currently support mmap while using `direct_io`. There will be a performance penalty on writes with `direct_io` off but it's the only way to get such applications to work. If the performance loss is too high for other apps you can mount mergerfs twice. Once with `direct_io` enabled and one without it. #### Trashing files occasionally fails