On Monday, September 12, 2016 at 2:38:48 PM UTC, leif wrote:
>
> saad khalid wrote:
> > Hello everyone:
> >
> > I ran a computation on SMC that i figured would take some time. I'm
> > generating 8000 groups, I believe, which is a slow process. Generating
> > one group can take a few seconds, so I would expect generating 8000
> > groups to take 10-ish hours. However, this computation has been running
> > for over 70 hours now, I believe. I keep the page from stopping by
> > running some simple arithmetic on the side, so that the page stays
> > active. It still says it is running but I can't tell if it actually is.
> > The RAM usage on the page used to be going up but now it has stopped at
> > 1198mb. Is there any way for me to know if the computation is still
> > active, or how far it has gotten, without interrupting it?
>
> Get the PID and look at the process (e.g. "ps x | grep -w NNNNN" in a
> shell, where NNNNN is the PID).
>
> I guess
>
> sage: macaulay2.pid()
>
> gives you the PID.
>
>
> There are certainly smarter ways on SMC.
>
the smartest would be to run this directly in Macaulay2 (in SMC terminal).
Otherwise you never know whether it's process communication that has failed
for you here,
or not.
>
> -leif
>
> >
> > Here is the code I ran:
> >
> > |
> > reset()
> > macaulay2.eval("""
> > K = toField(QQ[zet]/(zet^8 - zet^6 + zet^4 - zet^2 + 1))
> > needsPackage "InvariantRing"
> > A = []
> > B = []
> > C = []
> > for a1 from 1 to 20 do (for a2 from 1 to 20 do (for a3 from 1 to 20 do A
> > = A|[matrix{{zet^(a1),0,0},{0,zet^(a2),0},{0,0,zet^(a3)}}] ) )
> > for i from 0 to (#A-1) do B = B|[generateGroup({A#i},K)]
> > for j from 0 to (#A-1) do C = C|[toString molienSeries B#j]
> > """)
> > |
>
>
>
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