[lkml]   [2009]   [Apr]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Linux 2.6.29
Jeff Garzik wrote:
> Attached are some additional tests using sync_file_range, dd, an SSD and
> a normal SATA disk. The test program -- overwrite.c -- is unchanged
> from my last posting, basically the same as Linus's except with
> posix_fadvise()

Oh, and, as shows, these tests were done with the file
pre-allocated and sync'd to disk.

The dd and overwrite invocations that follow the first dd invocation do
/not/ require the fs to allocate new blocks.


 \ /
  Last update: 2009-04-03 10:37    [W:0.483 / U:42.312 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site