ByteStrings and the ram barrier

Bulat Ziganshin bulat.ziganshin at
Fri May 12 07:43:25 EDT 2006

Hello Donald,

Friday, May 12, 2006, 10:07:47 AM, you wrote:
> Last week Duncan Coutts had the bright idea to write
> Data.ByteString.Lazy, a newtyped [ByteString], which would allow
> constant space processing of chunks of strict ByteString arrays.

i have somewhat similar idea - implement getContents variany that
returns list of LINES in file, represented as [ByteString]

>     Data.ByteString.Lazy (5M chunks)
>         constant heap, total time 11.44 minutes, 34% cpu

try to use smaller chunks, don't forget that P4 has 512-1024k cache

Best regards,
 Bulat                            mailto:Bulat.Ziganshin at

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