hbase-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Stack <st...@duboce.net>
Subject Re: pread vs. using seek()+read()
Date Sun, 11 Mar 2012 22:01:11 GMT
On Sun, Mar 11, 2012 at 1:49 PM, Ted Yu <yuzhihong@gmail.com> wrote:
> I wonder if there was recent performance comparison for scan between using
> pread vs. using seek()+read().
>

No.

Nothing has changed in pread vs seek+read as far as I know so you'll
probably just end up confirming seek+read is still faster than pread
when scanning.

To improve scan speed, we need read ahead I'd say.

St.Ack

Mime
View raw message