Difference between revisions of "Memory"
From Alessandro's Wiki
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* I hade to tune this setting on a high traffic Postgresql server: | * I hade to tune this setting on a high traffic Postgresql server: | ||
vm.overcommit_memory = 2 | vm.overcommit_memory = 2 | ||
* | * 0 (default):'' as before: guess about how much overcommitment is reasonable,'' | ||
* 1: never refuse any malloc(), | * 1:'' never refuse any malloc(),'' | ||
* 2: be precise about the overcommit '' | * 2:'' be precise about the overcommit '' |
Revision as of 09:44, 20 November 2013
top10 processes using moemory
ps auxh | sort -r --key=4 | head -5
Overcommit
- I hade to tune this setting on a high traffic Postgresql server:
vm.overcommit_memory = 2
- 0 (default): as before: guess about how much overcommitment is reasonable,
- 1: never refuse any malloc(),
- 2: be precise about the overcommit