On 2016-09-19 11:54, Jonathan Bober wrote:

But in that case the memory does effectively get "used", if it is the case that a quarter of the machine's memory is only available from the PARI memory allocater. If I'm not using the PARI parts of Sage, is that memory completely wasted?

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`There should not be any consequences apart from the artificially high`

`value of virtual memory used. It certainly does not affect the physical`

`memory or swap space which is effectively available.`

`So the question becomes: what uses the "virtual memory used" value?`

`Apparently, the Linux overcommit thing does use that value (which is`

`surprising to me, I never really understood how this overcommit stuff`

`works).`

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