Adjusting RAM for an OpenVZ VPS

64MB Guaranteed, 128MB Burstable

cid=1000
vzctl set ${cid} --vmguarpages 64M --save
vzctl set ${cid} --oomguarpages 64M --save
vzctl set ${cid} --privvmpages 64M:128M --save

256MB Guaranteed, 512MB Burstable

cid=1000
vzctl set ${cid} --vmguarpages 256M --save
vzctl set ${cid} --oomguarpages 256M --save
vzctl set ${cid} --privvmpages 256M:512M --save

512MB Guaranteed, 1024MB Burstable

cid=1000
vzctl set ${cid} --vmguarpages 512M --save
vzctl set ${cid} --oomguarpages 512M --save
vzctl set ${cid} --privvmpages 512M:1024M --save

1024MB Guaranteed, 2048MB Burstable

cid=1000
vzctl set ${cid} --vmguarpages 1024M --save
vzctl set ${cid} --oomguarpages 1024M --save
vzctl set ${cid} --privvmpages 1024M:2048M --save