I have an Early 2009 MacBook, 6Gb RAM, with a 240Gb SSD (OCZ Vertex Plus R2).
There are many pages advising people who have replaced their hard drive with an SSD to change some of the Power Management settings, using the Terminal pmset command.
The main suggestions are
However, I'm more concerned with maximising battery life (and I would rather that my un-saved docs were retained and not lost when the battery dies).
The pmset manual suggests that the "standby" parameter can be used to set deep hibernation at some point after sleep is started. But my Mac doesn't seem to respond to the standby or standbydelay parameters.
As it is, my MacBook has always trickled down its charge if I sleep it, rather than turning it off.
My current settings are:
Anyone know anything about this stuff? All the webpages I've seen just say "you don't want a hibernation sleep image".
There are many pages advising people who have replaced their hard drive with an SSD to change some of the Power Management settings, using the Terminal pmset command.
The main suggestions are
to turn off Sudden Motion Sensor (as SSDs don't need such protection against mechanical movement), which seems fair enough;
to change the hibernation state, so that OS X doesn't save a 6Gb sleep image of the memory to the SSD.
However, I'm more concerned with maximising battery life (and I would rather that my un-saved docs were retained and not lost when the battery dies).
The pmset manual suggests that the "standby" parameter can be used to set deep hibernation at some point after sleep is started. But my Mac doesn't seem to respond to the standby or standbydelay parameters.
As it is, my MacBook has always trickled down its charge if I sleep it, rather than turning it off.
My current settings are:
Code:
Currently in use:
hibernatemode 3
acwake 0
lidwake 1
halfdim 1
sleep 15
ttyskeepawake 1
sms 0
hibernatefile /var/vm/sleepimage
disksleep 10
displaysleep 10
Anyone know anything about this stuff? All the webpages I've seen just say "you don't want a hibernation sleep image".