Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site rlgvax.UUCP Path: utzoo!watmath!clyde!burl!ulysses!allegra!bellcore!decvax!wanginst!ucadmus!harvard!seismo!rlgvax!guy From: guy@rlgvax.UUCP (Guy Harris) Newsgroups: net.unix Subject: Re: Re: IBM to support UNIX on 4300 Message-ID: <523@rlgvax.UUCP> Date: Thu, 28-Feb-85 02:21:22 EST Article-I.D.: rlgvax.523 Posted: Thu Feb 28 02:21:22 1985 Date-Received: Sat, 2-Mar-85 04:17:24 EST References: <801@sdcsla.UUCP> <424@lsuc.UUCP> <990@watdcsu.UUCP> <170@cadtroy.UUCP> <1019@watdcsu.UUCP> Organization: CCI Office Systems Group, Reston, VA Lines: 9 > also, IX/370, is not an exact port of Sys VR2. the blocksize used > for I/O is 4K. this means much better typical I/O performance > when compared to 1K blocks. Actually, AT&T's own S/3[67]0 S5R2 UNIX uses 4K blocks also (lots of S5 code has #ifdefs for "ibm" or somesuch that set block sizes to 4K). Guy Harris {seismo,ihnp4,allegra}!rlgvax!guy