Re: OT:I/O in Emulated Mainframes (Was Re: PSI story)

2007-03-02 Thread Paul Raulerson
CTED]> > To: IBMVM@LISTSERV.UARK.EDU > Date: Thu, 1 Mar 2007 08:17:00 + > Subject: OT:I/O in Emulated Mainframes (Was Re: PSI > story) > > --- "Jeff Gribbin, EDS" <[EMAIL PROTECTED]> > wrote: > > > With a small amount of trepidation (but inviting

Re: OT:I/O in Emulated Mainframes (Was Re: PSI story)

2007-03-01 Thread Dave Wade
quot;Dave Wade" <[EMAIL PROTECTED]> > To: IBMVM@LISTSERV.UARK.EDU > Date: Thu, 1 Mar 2007 08:17:00 +0000 > Subject: OT:I/O in Emulated Mainframes (Was Re: PSI > story) > > --- "Jeff Gribbin, EDS" <[EMAIL PROTECTED]> > wrote: > > > With a small amount of

Re: OT:I/O in Emulated Mainframes (Was Re: PSI story)

2007-03-01 Thread Paul Raulerson
Hey Dave - (Also speaking for myself) I agree with you in part. But add 100 users to a PC and watch what happens to the IO. Or add a heavily used database with a few hundred users. PC Servers just do not scale in terms of I/O the same way. iSCSI and other technologies are starting to change that

OT:I/O in Emulated Mainframes (Was Re: PSI story)

2007-03-01 Thread Dave Wade
--- "Jeff Gribbin, EDS" <[EMAIL PROTECTED]> wrote: > With a small amount of trepidation (but inviting > stomping from anybody who > feels that I'm off-base here) can I remind folk > that, on IBM mainframe > hardware, MIPS aren't the whole story. There's > channels too - and in an > I/O-related