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Re: "Expanding" memory of an armel device?



Hi Rogerio,

I frequently use zram, though so far only on i386 and armhf. That works most 
often quite well.

Rainer

On Thursday 26 February 2015 09:47:13 Rogério Brito wrote:
> Hi.
> 
> My kurobox pro (an armel orion5x machine) has a very limited amount of
> memory ("only" 128MB). Unfortunately, it seems that the programs in Debian
> are only getting bigger not only on disk, but also requiring more memory
> (and this includes the Linux kernel).
> 
> It constantly needs to use swap and running a simple `apt-get update &&
> apt-get upgrade` (with pdiffs disabled) is super painful, taking many
> minutes to run.
> 
> Since we don't have zram or similar modules in our kernel to try to
> alleviate the situation, I was thinking of, perhaps, using some kind of fast
> solid state memory to be used as swap.
> 
> Unfortunately, (I have not tested this yet) it seems that using a USB thumb
> drive wouldn't help much: the speed that I get from the SATA HD reading
> sequentially from the swap partition with `ddrescue` is about 40MB/s and I
> expect a USB thumb drive to be considerably slower (of course, there would
> be some extra factors to factor in, like the latency of accesses---I suspect
> that the disk seeks in the HD to be non-negligible during the swap
> activities).
> 
> That being said, the kurobox pro has a PCI Express connector. Is there any
> cheap peripheral that I could buy that would help me with the task of
> "expanding" the memory of this NAS?
> 
> 
> Thanks,

-- 
Rainer Dorsch
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