Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
![]() |
![]() |
Home -> Community -> Mailing Lists -> Oracle-L -> RE: db_file_multiblock_read_count causing full scans to takelonger?
>>>at that point, but I would expect the difference to occur at
>>>257k, not 256k - and I wouldn't expect it to be such a big
>>>difference. You'd think HPUX could split up the larger read
>>>requests into 255k chunks a little more efficiently than that.
>>>I'll check on a couple more AIX and HPUX systems and see if
>>>they exhibit the same behavior too.
Again, are we talking FS or Direct I/O with these cases where greater than 255KB seems to cause big problems?
-- http://www.freelists.org/webpage/oracle-lReceived on Tue Dec 19 2006 - 17:47:54 CST
![]() |
![]() |