[erlang-questions] File size limits on file:write_file and file:write?

Carlo Bertoldi <>
Wed May 4 12:53:36 CEST 2011

On 04/05/2011 12:29, Dave Challis wrote:
> I'm having trouble writing large binaries to disk using file:write or 
> file:write_file.
> If I shrink Data to less than 2Gb, the write operation works fine.
> Erlang is running in 64-bit mode, my erlang system info is:
> Erlang R14B02 (erts-5.8.3) [source] [64-bit] [smp:8:8] [rq:8] 
> [async-threads:0] [hipe] [kernel-poll:false]
> Is there something I should be doing differently, or a compile time 
> option that I missed?
I believe you forgot to mention the underlying filesystem you're using.
The 2GB limit reminds me of a FAT filesystem. Just my 2 cents.


More information about the erlang-questions mailing list