On 13 Led, 17:47, "William Stein" <wst...@gmail.com> wrote:
> On Tue, Jan 13, 2009 at 8:36 AM, ma...@mendelu.cz <ma...@mendelu.cz> wrote:
>
> > Dear all,
>
> > I had a lecture in computer lab. There were about 15 students on one
> > sage server. After about 20 minutes we got messages, that Sage lost
> > connection to Maxima. I did not know how to establish the connection
> > again and I restarted the virtual server (I run sage on virtual server
> > under Debain lenny with Xen virtualization).
>
> > Can you guess what happened (overloaded server? problems with memory?)
> > and what to do with this next time?
>
> How much RAM does the virtual server have?
>
500 MB
free
total used free shared
buffers cached
Mem: 504828 396664 108164 0 134916
113796
-/+ buffers/cache: 147952 356876
Swap: 273064 0 273064
> Couldn't you just do
>
> Action --> Restart worksheet
>
> in the worksheet?
>
Thanks for the hint, we try it next time if this problem occurs again.
Robert
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