[Box-Admins] Re: server update

[Tobias Pape]

On 31.08.2016, at 23:16, Levente Uzonyi <leves at caesar.elte.hu> wrote:

> On Wed, 31 Aug 2016, Chris Muller wrote:
> 
>> Hi Levente,
>> 
>>>> After fixing a bug that let the new server grow to 2.5GB RAM, it is
>>>> now stable at 500MB RAM.  I also discovered I can't apply patches live
>>>> and save the image, because that means its saved with the RFB server
>>>> running.
>>> 
>>> 
>>> Is that a problem? Will you start the RFB server using the USR2 signal?
>> 
>> The RFB server is started upon image start (accepting only local
>> connections).  I like your idea, but it starts to become a cumbersome
>> process if one must 1) forward the port, then 2) send a kill signal,
>> then 3) open their VNC viewer to do the work, THEN 4) remember to do
>> some other step to ensure they stop the RFB server..    Probably, the
>> last step would be forgotten and we're right back to it running 24x7..
> 
> What I tried to suggest was to keep it running. I don't use the signal trick, because I don't see any problem with letting RFB run.


+1

> 
>> 
>>>> 
>>>> This large bulk load uncovered a bug when using Magma in direct-mode
>>>> since Eliot fixed the process-scheduling to not cycle through
>>>> equal-level processes by default -- Magma's flush-to-disk process was
>>>> at equal priority and so it wasn't getting flushed!  Spur really needs
>>>> a way to cap its memory allocation like the old VM's had, so something
>>>> like that would not cause problems for other processes on the server..
>>>> 
>>>> Disk space is so tight, I'll have to log in to delete unneeded commit
>>>> log files to avoid us running out.  Hopefully Rackspace can afford us
>>>> a bigger disk.
>>> 
>>> 
>>> There's still more than 16 GB of space left. Some servers have less than
>>> that. :)
>> 
>> Our existing repository is currently 17GB worth of mcz's and the Magma
>> copy may need about the same by the bulk-load is done..
>> 
> 
> We can make a few more GBs. Btw, I thought Magma wouldn't copy the mczs.
> 
> Levente