( ESNUG 380 Item 10 ) ------------------------------------------- [10/25/01]

Subject: ( ESNUG 379 #11 ) PrimeTime, Red Hat 7.0, Linux Benchmarks, ILMs

> Basically, I'm looking to get some feedback from anyone who has experience
> of running PrimeTime on a Red Hat 7.0 machine.
>
>     - Bob Flynn
>       Massana


From: [ The Cowardly Lion ]

John, 

Anonymous please.

I started with PrimeTime 2000.11 on a Pentium-III running Red Hat 6.2 in
March.  I don't have all the machine details, but I had a 400 MHz Sun
running Solaris 7.0, and an 800 MHz P-3 running Red Hat 6.2.  The runtime
almost always followed the CPU speed ratio (i.e. 2X Mhz = 2X PrimeTime
performance.)   I quickly moved to the Linux version given that it halved
my run time.  And my company's execs were much happier about  buying
several more P-3's and P-4's as we grew, rather than shelling out for
more Suns.

I taped out a chip earlier this year on similar machines upgraded to Red
Hat 7.1.  Presently, I'm running PrimeTime 2001.08 on P-III's and P-4's.
Overall, I don't have any complaints, other than the PrimeTime GUI
is *still* not working.  If anyone has it running, I'd appreciate any tips.

If anyone has any experience with ILM, introduced in 2000.11, I'd be very 
interested.   I used it with some success in the pre-tapeout stages, but
there were bugs that left me without the confidence to use it for tapeout,
so I  did a full flat netlist for final sign-off.

Synopsys gave me patches for PrimeTime 2000.11 to get ILMs working, and the
problem is supposed to be fixed in 2001.08.   We're about to test that out.
If anyone else has any good or bad experiences with ILMs, or tips they can
share, that would be great.

Finally, has anyone seen any unique issues running PrimeTime on a 64-bit Sun
platform?  We're about to bring one up in our compute center.   Anyone
considering Itanium and Linux?

    - [ The Cowardly Lion ]

         ----    ----    ----    ----    ----    ----   ----

From: "Russ Petersen" <russp@subasic.sciatl.com>

John,

My benchmarks for Linux earlier today includes running PrimeTime 2001.08 on
Redhat 7.1.  It seemed to complete with no problems, although I did not check
the results in detail.  I just looked to see that PrimeTime completed without
issues and that all the reports had been written.

    - Russ Petersen
      Scientific Atlanta


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