| From: | Albe Laurenz <laurenz(dot)albe(at)wien(dot)gv(dot)at> |
|---|---|
| To: | "'Campbell, Lance *EXTERN*'" <lance(at)illinois(dot)edu>, 'Fernando Hevia' <fhevia(at)gmail(dot)com> |
| Cc: | "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org> |
| Subject: | Re: Memory and Swap |
| Date: | 2016-05-18 15:09:22 |
| Message-ID: | A737B7A37273E048B164557ADEF4A58B53851CF6@ntex2010i.host.magwien.gv.at |
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| Lists: | pgsql-admin |
Lance Campbell wrote:
> What are the values that can appear in the column SI and SO? Are those disk blocks? Also how high
> would those numbers possibly get in those two columns before I should be concerned. I am noticing two
> digit number like 84. Every once in a while it will spike to something like 814.
The unit should be KB/s, check your vmstat man page.
Occasional "so" shouldn't be a problem, but if "si" is greater than 0 regularly,
you are probably memory constrained.
Yours,
Laurenz Albe
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