[Issue 11791] std.file.write failed to write huge files
via Digitalmars-d-bugs
digitalmars-d-bugs at puremagic.com
Tue Mar 22 14:57:21 PDT 2016
https://issues.dlang.org/show_bug.cgi?id=11791
b2.temp at gmx.com changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
CC| |b2.temp at gmx.com
Resolution|--- |INVALID
--- Comment #6 from b2.temp at gmx.com ---
This is a known limitation of the write function.
see http://man7.org/linux/man-pages/man2/write.2.html
> on Linux, write() (and similar system calls) will transfer at most
> 0x7ffff000 (2,147,479,552) bytes, returning the number of bytes
> actually transferred. (This is true on both 32-bit and 64-bit
> systems.)
If you want to write more you must use a stream and write several buffers or
use append (). std.stdio.File works because it doesn't bulk-write.
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