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This. Or XCode instead of a web-oriented IDE. And an instance of the software you're building running in the terminal or simulator (or both, for a server-client app). Plus dozens of browser tabs open while you research an obscure error condition.

That's without even taking into account email/IM/music, which all eat twice as much memory as they once did too...

What are you talking about!? You have no idea of what your RAM demands are, really.

Why you think you need 32 GB of RAM for the scenarios you describe in the above quoted and the original post (as well as some things user cube said) is well beyond me.

Here, I'm running:
-- Safari with 12 open tabs
-- Google Chrome with 4 open tabs
-- App Store
-- iTunes playing music
-- Plex Media Server
Indexing media and serving media
-- Google Music Service
Uploading songs
-- Dash documentation app
-- Pixelmator editing around 20 20+MP images
-- Evernote
-- Activity Monitor
-- Parallels Desktop
Running 4 simultaneous Virtual Machines
1) Windows 7: running Win Chrome, AVG AntiVirus scan
2) Windows XP SP3: running WAMP server, MSQL server
3) Metasploitable 2: running its more than 10 startup default services
4) Kali Linux: running Metasploit framework console, Social Engineering toolkit, super CPU intensive pyrit trying to break a WPA handshake
-- Terminal
Running 4 SSH sessions into the Kali VM
Running PostgreSQL server daemon
Running PostgreSQL client

-- Sublime Text
-- IntelliJ IDEA IDE
Two running projects
1)
Running Ruby Apache Thrift server
Running Ruby Apache Thrift client
Connected to PostgreSQL backend
2)
Running Java Struts Framework Web Application
Running JBoss 7 Application Server
Connected to above Ruby Apache Thrift server

-- XCode
Running iOS project on iOS simulator
Connected to above Ruby Apache Thrift server

-- iOS Simulator
-- XQuartz
Managing x window requests from SSH sessions

The screenshot filesize was too big, so here are the dropbox links to the images:
Mission Control View screenshot
Activity Monitor screenshot

All of this, which is of course, beyond excessive, and activity monitor still shows memory (compressed) usage below the 16GB marker. Only about 50MB swap used, and it was only once when I opened the Pixelmator images, but then quickly became snappy again. 16GB of memory is a lot.
If you ever get this kind of clutter for more than a few minutes then you should seriously consider rethinking your whole workflow, or if part of a group, talking to your project manager.
 
What are you talking about!? You have no idea of what your RAM demands are, really.

Why you think you need 32 GB of RAM for the scenarios you describe in the above quoted and the original post (as well as some things user cube said) is well beyond me.

Here, I'm running: *insert impressive list here*


All of this, which is of course, beyond excessive, and activity monitor still shows memory (compressed) usage below the 16GB marker. Only about 50MB swap used, and it was only once when I opened the Pixelmator images, but then quickly became snappy again. 16GB of memory is a lot.
If you ever get this kind of clutter for more than a few minutes then you should seriously consider rethinking your whole workflow, or if part of a group, talking to your project manager.
Yeah, I can't even push 8GB of RAM here but that's just me. some people buy more than they need. The only reason I sprung for the 8GB 13" model is because with 4GB of RAM in my laptop I swapped constantly 3-4GB.
 
Yeah, I can't even push 8GB of RAM here but that's just me. some people buy more than they need. The only reason I sprung for the 8GB 13" model is because with 4GB of RAM in my laptop I swapped constantly 3-4GB.

Yeah, I bought the 16GB because I cannot upgrade later on, so I was just future proofing, really. But you're right, most of the time most users will be below 8GB usage, I only get near the 16GB marker when doing development and testing on different platforms via VMs
 
What are you talking about!? You have no idea of what your RAM demands are, really. <snip long list of software>

Oh, well, bully for you!

I have 8GB (most this year-old rMBP could be configured with) and with a bunch of browser tabs with research open and two browsers with developer tools, an instance of my server-side software, plus mail and my favorite plain-text editor (and a ton of other background processes that I'm not going to list every one of), every KB of it is used, and I'm constantly swapping even before opening iTunes, Photoshop, or any VMs.

Not everyone's usage is the same, and Apple is fallible. Get over it.
 
Oh, well, bully for you!

I have 8GB (most this year-old rMBP could be configured with) and with a bunch of browser tabs with research open and two browsers with developer tools, an instance of my server-side software, plus mail and my favorite plain-text editor (and a ton of other background processes that I'm not going to list every one of), every KB of it is used, and I'm constantly swapping even before opening iTunes, Photoshop, or any VMs.

Not everyone's usage is the same, and Apple is fallible. Get over it.

You should show us your Activity Monitor screenshot. Along with your Mission Control.
 
I have a hard time justifying the 16GB in mine even when I'm doing Lightroom, photoshop with 15 21MP images being stitched for a panorama and FCPX open doing video work I think I'm still well below 8GB. 32 is crazy amount of memory for today. And I'm sure for as long as a MacBook would still be useable.
 
An Os will scale the Ram usage, also with 32GiB you could make a Ramdisk ;-)

32GiB is something I would like to have.

”What will you use all that memory for”?

Simple, the Os can fit in everything there.
 
I got it in my iMac woot! honestly i do a lot of stuff but still cant seem to use it all =/. maybe sometime in about 2-4 years.
 
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