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Mavericks MacBook Air 2013 Battery Draining

Hello,


I recently installed Mavericks onto my Macbook Air 2013, Haswell, 128GB i5 model

I find that the battery drains very quickly; in general it only shows an estimate of less than 6 hours with just Chrome open. Before it used to be 10-12 hours+. I used to not notice when the battery percentage would go down; now every few minutes I notice it slowly decreasing.

I read that the computer needs time to index the hard drive but I do not see the Spotlight indexing.

What is going on? Does the computer need to go through one cycle of almost draining the battery from full in order to accurately preserve energy?

The computer went from 100% to around 78% over the span of around 2 hours... not good.


Why is my computer showing a decrease in battery life when Mavericks is supposed to increase it dramatically? Typing this message in a span of 10 minutes already dropped my battery life around 1-2%. (No hardware problems; flawless on Mountain Lion)


Thanks,


Sam

MacBook Air, OS X Mountain Lion (10.8.5)

Posted on Oct 23, 2013 9:43 AM

Reply
361 replies

Dec 26, 2013 8:00 AM in response to Lexiepex

Hey Lex,


Let me know what you think of the app you are "testing" because after all the work we just did on my Air the next day an update for Mavericks came out and buggered it all up again so now the battery life is all over the place and I don't have a clue how much time I am really getting.


My "time remaining" was accurate before the most update last week but now after each time I wake it up it changes. It will either go up or down, it's very random. It makes it difficult to know whether I can travel with it to a location where I can't plug it in but need to use it, which was the whole point of replacing my iPad with this device. I at least knew on my iPad how much charge I had left.


Maybe I need to send you another EtrCheck?


Thanks!

Dec 26, 2013 8:20 AM in response to nekogirl

Hi nekogirl,

not satisfied yet?

the fruit juice app is good, I must say, testing now... ,

but expensive for a tool like that, about 10$.

you can read on the following site where it is based upon:

http://www.apple.com/batteries/notebooks.html

there is another site where you can read about the modern Li-ion batteries:

http://batteryuniversity.com/learn/

The management as I decribed earlier in my post is modern and basically enough, but an app like fruit juice can be a good help though.

About the Etrecheck list: OK post one, I will look at it.

Lex

Dec 27, 2013 2:00 PM in response to PlotinusVeritas

I do have Chrome installed but I don´t use it.

I´m using Safari and have quited out of Chrome.


Can Chrome still cause battery drain even if it has been quited?

Activity Monitor does not show any heavy usage.


Drop Box shows up as 2.8% CPU usage at it´s highest.


What I do notice is that Wi-Fi is constantly searhing for Networks even though I´m connected with a solid signal.

Dec 27, 2013 2:06 PM in response to allanes5

if not open no, that would not be an occurrence.


Run etrecheck to verify what you have running causing the power drain, look in activity monitor under power use to see yourself



http://www.etresoft.com/etrecheck


EtreCheck is a simple little app to display the important details of your system configuration and allow you to copy that information to the Clipboard. It is meant to be used with Apple Support Communities to help people help you with your Mac. EtreCheck automatically removes any personally identifiable information from the output.

Dec 28, 2013 6:57 AM in response to scintoon

Same issue with me. Battery life at 6hrs on full charge, but slowly increasing to 8hrs now. Its like a gradual increase like its indexing itself out slowly in regards to the battery charge. Still at 100% right now and battery time remaining is slowly increasing as i type this message here, lolz.. weird **** thats for sure.Almost 9 hrs now, and counting up the time remaining. Anyone else have this issue? Im on a Mid 2013 MBA.

Cheers

Mavericks MacBook Air 2013 Battery Draining

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