Christopher Laux writes:
> Hi all,
> I've come across another SBCL memory problem that I haven't seen
> discussed here yet. Basically Unix utility top tells me that SBCL has
> used 95% of available memory (4 GB incl. swap), while a call to (room)
> reports that merely a little more than 700 MB are allocated.
> I'm sure there's a reasonable explanation for this! Any takers?
> Btw, this is on version 1.0.4 on Linux / AMD64 with threads enabled.
This is overcommited _virtual_ memory. Beware VIRT vs RES in top.
For example, my 32-bit sbcl has opened a view on virtual memory 863 MB
wide, but really uses only 63 MB of real resident memory (plus some
shared memory for libraries).
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