I never heard of populating blank frames with periods. I believe that it's the DUMP command displaying non-printable (control or char(0)) characters as periods. Since disc space is always full of something even if empty, then the periods could be just a visible thing.
I've done beaucoups of restores in my day as well as fresh formatting for the first install and never waited past the load-in for these periods. My 1 cent. Mark Johnson ----- Original Message ----- From: "Dan Fitzgerald" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Friday, September 02, 2005 9:01 PM Subject: Re: [U2] Prime number file modulos > Oops. Went back & read; this was not a u2 system. Pick did some pretty > horrific things at various times around file sizing; used to be you had to > do a restore from tape to resize, after editing that field 13. There was > even a brief period where it would write a period into each byte in every > unused frame (After starting the frame with something like "Advanced Pick"), > which would take up most of the next day or longer to complete. > > In this case... still no value in making the modulus larger than the number > of items. Plenty of value in converting to u2, though... ;) > > > > "Our greatest duty in this life is to help others. And please, if you can't > help them, could you at least not hurt them?" - H.H. the Dalai Lama > "When buying & selling are controlled by legislation, the first thing to be > bought & sold are the legislators" - P.J. O'Rourke > Dan Fitzgerald > > > > > > >From: "Mark Johnson" <[EMAIL PROTECTED]> > >Reply-To: [email protected] > >To: <[email protected]> > >Subject: Re: [U2] Prime number file modulos > >Date: Fri, 2 Sep 2005 17:40:48 -0400 > > > >I found the resize program and all it did was place the new mod in 013 of > >the DL/ID. Its only proof was that it was numeric and not 'even'. Pretty > >pathetic. > > > >Thanks > >Mark Johnson > >----- Original Message ----- > >From: "Allen E. Elwood" <[EMAIL PROTECTED]> > >To: <[email protected]> > >Sent: Friday, September 02, 2005 4:20 PM > >Subject: RE: [U2] Prime number file modulos > > > > > > > >P.S. Could "SLOW" stand for System Loves Overflow Workspace? > > > > > > Since someone lacked the ability to calculate a prime number, maybe its > > > > > > Serious Lack Of Writhmatic > > > > > > which fails the English test as well ;) > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED] Behalf Of Mark Johnson > > > Sent: Friday, September 02, 2005 05:53 > > > To: [email protected] > > > Subject: Re: [U2] Prime number file modulos > > > > > > > > > I just got a copy of the stat report and found over 100 files who's mods > >are > > > either obviously not prime, ie 1000 or someone's stupid assumption that > >1001 > > > is prime. Plus many of these files are 200%-500% under mod'd (is that a > > > word?). Plus it's the second slowest client of mine (my microdatas are > > > currently the slowest, but sized properly). > > > > > > I'm checking to see if there's an erroneous resize program or an > >erroneous > > > resize programmer. Not truly understood back in the day (circa 1978), > >but > > > prime numbers were stringently insisted when learning MV101. > > > > > > Thanks. > > > Mark Johnson > > > > > > P.S. Could "SLOW" stand for System Loves Overflow Workspace? > > > ----- Original Message ----- > > > From: <[EMAIL PROTECTED]> > > > To: <[email protected]> > > > Sent: Tuesday, August 30, 2005 5:05 PM > > > Subject: Re: [U2] Prime number file modulos > > > > > > > > > > The funniest or most gruesome file tuning that I've seen was > > > > a few years ago, at a site that I won't name, who had a master > > > > file with a modulo of exactly 100 and where 99% of the ids > > > > were numbers ending in 00. > > > > > > > > Definitely not tuned by "FAST" - - maybe they'd used "SLOW"? > > > > > > > > Answering Mark's question, "did it really matter to be prime?" > > > > . . . No, but if your group distribution is extremely lumpy > > > > or spiky, then, as Henry Eggers once said, your file is walking > > > > around with a sign taped to the back of its shirt, saying, > > > > "Hit Me!". > > > > > > > > -- > > > > CONFIDENTIALITY: The information transmitted is intended > > > > only for the person or entity to which it is addressed and > > > > may contain material that is confidential, privileged and > > > > exempt from disclosure under applicable law. > > > > Any review, re-transmission, dissemination or other use of, > > > > or taking of any action in reliance upon, this information > > > > by persons or entities other than the intended recipient is > > > > prohibited. > > > > If you received this in error, please contact the sender > > > > and delete the material in a secure receptacle or by > > > > shredding the document (s). > > > > -- > > > > > > > > > > > > > > > > -----Mark Johnson wrote: ----- > > > > To: <[email protected]> > > > > From: "Mark Johnson" <[EMAIL PROTECTED]> > > > > Sent by: [EMAIL PROTECTED] > > > > Date: 08/30/2005 09:16AM > > > > Subject: [U2] Prime number file modulos > > > > > > > > A little non-U2 but I'm sure still answerable by many experienced MV > > > > persons. > > > > > > > > One client (AP-Pro, Native) reported to me a bunch of GFE's. Upon > >further > > > > investigation, all of the involved data files had non-prime modulos. > > > > > > > > This begs the question. Did it really matter to be prime. I understand > >the > > > > concept of prime numbers and the many forms of hashing so let's not > > > deviate > > > > into a hashing thread debate. I'm just interested to learn first-hand > > > > observations on native systems with non-prime file modulos. > > > > > > > > Thanks in advance. > > > > Mark Johnson > > > > ------- > > > > u2-users mailing list > > > > [email protected] > > > > To unsubscribe please visit http://listserver.u2ug.org/ > > > > ------- > > > > u2-users mailing list > > > > [email protected] > > > > To unsubscribe please visit http://listserver.u2ug.org/ > > > ------- > > > u2-users mailing list > > > [email protected] > > > To unsubscribe please visit http://listserver.u2ug.org/ > > > ------- > > > u2-users mailing list > > > [email protected] > > > To unsubscribe please visit http://listserver.u2ug.org/ > >------- > >u2-users mailing list > >[email protected] > >To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ ------- u2-users mailing list [email protected] To unsubscribe please visit http://listserver.u2ug.org/
