On Fri, Oct 24, 2008 at 12:52 AM, pradeepkumar soman <pradeep2481@xxxxxxxxx> wrote: > Hi, > Anybody please tell me who is actually setting the readahead flag? I think it sits between VFS and filesystem. > Actually what is the difference between linux-2.6.15 and > linux-2.6.23 in terms of readahead. My file system read performance is very > high in linux-2.6.23 compared to > linux-2.6.15. Is this due to readahead implementation change? what do you mean by high? do you mean it's better? And how do you read the file ? 100% sequential? stride read? regards, Mulyadi. -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ