On Sat, Jan 19, 2013 at 2:29 PM, Luca Barbato <[email protected]> wrote:
> Between yesterday and today I started playing and integrating some known
> memory allocators that provide a mean to have a realigned malloc.
>
> Here some numbers from an h264 + ac3 in mkv file
>
> ./avconv_normal
> bench: utime=140.790s maxrss=30508kB
> ./avconv_tlsf
> bench: utime=140.026s maxrss=46428kB
> ./avconv_jemalloc
> bench: utime=137.821s maxrss=56532kB
>
> jemalloc is surprisingly fast, tlsf is slightly faster than the normal
> dlmalloc used in glibc.
What machine did you use here? From what I read about it, there
shouldn't be any benefits on a single processor. I would be interested
to see a benchmark over n, n=1,2,4,8,16 cores here.
--
regards,
Reinhard
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