Remove startup disk

I have a second start up disk that I feel is wasting some space but I cannot delete it. How would I go about deleting a second start up disk?

If you mean to erase the drive:
Drive Preparation
1. Open Disk Utility in your Utilities folder.
2. After DU loads select your hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Note the SMART status of the drive in DU's status area.  If it does not say "Verified" then the drive is failing or has failed and will need replacing.  SMART info will not be reported  on external drives. Otherwise, click on the Partition tab in the DU main window.
3. Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Click on the Options button, set the partition scheme to GUID then click on the OK button. Set the format type to Mac OS Extended (Journaled.) Click on the Partition button and wait until the process has completed.

Similar Messages

  • How can I remove files from the startup disk

    I am getting a screen when I am trying to quit saying   the "MAC OS X startup disk has no more space available for application memory"  by closing the windows and removing files from the startup disk will help.
    How do I do this?

    That error message is misleading. Your problem is excessive swapping of data between physical memory and virtual memory.
    That can happen for two reasons:
    You have a long-running process with a memory leak (i.e., a bug), or
    You don't have enough memory installed for your usage pattern.
    Tracking down a memory leak can be difficult, and it may come down to a process of elimination.
    In the Activity Monitor application, select All Processes from the menu in the toolbar, if not already selected. Click the heading of the  Real Mem column in the process table twice to sort the table with the highest value at the top. If you don't see that column, select
    View ▹ Columns ▹ Real Memory
    from the menu bar.
    If one process (excluding "kernel_task") is using much more memory than all the others, that could be an indication of a leak. A better indication would be a process that continually grabs more and more real memory over time without ever releasing it. Here is an example of how it's done.
    The process named "Safari Web Content" renders web pages for Safari and other applications. It uses a lot of memory and may leak if certain Safari extensions or third-party web plugins are installed. Consider it a prime suspect.
    If you don't have an obvious memory leak, your options are to install more memory (if possible) or to run fewer programs simultaneously.
    The next suggestion is only for users familiar with the shell. For a more precise, but potentially misleading, test, run the following command: 
    sudo leaks -nocontext -nostacks process | grep total
    where process is the name of a process you suspect of leaking memory. Almost every process will leak some memory; the question is how much, and especially how much the leak increases with time. I can’t be more specific. See the leaks(1) man page and the Apple developer documentation for details.

  • HT201364 i can install the os x because the is "You need 4.95 GB of available space to download OS X Mavericks. Remove items from your startup disk to increase available space." however, my mac air his space . so how can i

    i need to install the new 10.9.2 to my mac but i cant becouse no available data there while i have space there ;therefore, how can i install it 

    Freeing Up Space on The Hard Drive
      1. See Lion/Mountain Lion/Mavericks' Storage Display.
      2. You can remove data from your Home folder except for the /Home/Library/ folder.
      3. Visit The XLab FAQs and read the FAQ on freeing up space on your hard drive.
      4. Also see Freeing space on your Mac OS X startup disk.
      5. See Where did my Disk Space go?.
      6. See The Storage Display.
    You must Empty the Trash in order to recover the space they occupied on the hard drive.
    You should consider replacing the drive with a larger one. Check out OWC for drives, tutorials, and toolkits.
    Try using OmniDiskSweeper 1.8 or GrandPerspective to search your drive for large files and where they are located.
    In reality you will need a minimum of 12 GBs of free space to both download and install. Even then you still will need at least another 10 GBs free or a total of about 22 GBs.

  • TS1702 how do i delete from the startup disk? I am trying to get Mountain Lion from the App store and it says that the purchase was not complete because i need 4.06 GB space to download OS x 10.8. and to remove items from my startup disk to increase space

    how do i delete from the startup disk? I am trying to get Mountain Lion from the App store and it says that the purchase was not complete because i need 4.06 GB space to download OS x 10.8. and to remove items from my startup disk to increase space. How?
    Thanks

    You can use iCloud with 10.7.5. You do not need to upgrade to Yosemite. You should provide a minimum of 15 GBs of free space or 10% of the hard drive's capacity, whichever is greater.
    Freeing Up Space on The Hard Drive
      1. See Lion/Mountain Lion/Mavericks' Storage Display.
      2. You can remove data from your Home folder except for the /Home/Library/ folder.
      3. Visit The XLab FAQs and read the FAQ on freeing up space on your hard drive.
      4. Also see Freeing space on your Mac OS X startup disk.
      5. See Where did my Disk Space go?.
      6. See The Storage Display.
    You must Empty the Trash in order to recover the space they occupied on the hard drive.
    You should consider replacing the drive with a larger one. Check out OWC for drives, tutorials, and toolkits.
    Try using OmniDiskSweeper 1.8 or GrandPerspective to search your drive for large files and where they are located.

  • Macbook air startup disk full, after removed 149GB pic folder

    After I removed ALL pictures worth of 149GB, I still get the "startup disk full" message. It pops out all the time, more than frustrating, my air is not just a typewriter.

    After trashing the pictures did you empty the trash? Look under the Finder menu.

  • Msg states: "your Mac os x startup disk has no more space available for application memory...Removing files from startup disk may help." yet, I have 299.11GB of 319.73GB available. Why is msg received?

    The full message reads as, "
    Force Quit Applications
    Your Mac OS X startup disk has no more space available for application memory. 
    To avoid problems with your computer, quit any applications you are not using.  Closing windows and removing files from your startup disk will also help."
    Currently I have:
    Capacity: 319.73GB ; Available: 299.11GB ; Used: 20.62GB
    Why am I receiving this message and being forced to force quit items?  Both times the message has been received, Safari was open (frozen) while checking yahoo! mail.
    I received my MacBook Pro as a gift less than a month ago and I have only saved 20 pictures within iPhoto and installed Skype and Vuze...no other modifications from default have been made.
    Any idea?

    The full message reads as, "
    Force Quit Applications
    Your Mac OS X startup disk has no more space available for application memory. 
    To avoid problems with your computer, quit any applications you are not using.  Closing windows and removing files from your startup disk will also help."
    Currently I have:
    Capacity: 319.73GB ; Available: 299.11GB ; Used: 20.62GB
    Why am I receiving this message and being forced to force quit items?  Both times the message has been received, Safari was open (frozen) while checking yahoo! mail.
    I received my MacBook Pro as a gift less than a month ago and I have only saved 20 pictures within iPhoto and installed Skype and Vuze...no other modifications from default have been made.
    Any idea?

  • Unable to update software or upload pics from SD card-how do I remove files from startup disk? Please help!

    Unable to update software or upload pics from SD card-how do I remove files from startup disk? Please help!

    Hello Smile_333
    The article below will assist with finding things and help increase the hard drive space for your computer. The best way is to have an external hard drive to copy things to if you do not want to delete and loose things.
    OS X Mountain Lion: Increase disk space
    http://support.apple.com/kb/PH10677
    Thanks for using Apple Support Communities.
    Regards,
    -Norm G.

  • HT201364 You need 4.93 GB of available space. I cannot download OS X Mavericks. I obtain the following answer: Remove items from your startup disk to increase available space. How do I know what items I should remove in order to make more space available?

    You need 4.93 GB of available space. I cannot download OS X Mavericks for I obtain the following answer: Remove items from your startup disk to increase available space. How do I know what items I should remove in order to make more space available? Thanks.

    You should never, EVER let a conputer hard drive get completely full, EVER!
    With Macs and OS X, you shouldn't let the hard drive get below 15 GBs or less of free data space.
    If it does, it's time for some hard drive housecleaning.
    Follow some of my tips for cleaning out, deleting and archiving data from your Mac's internal hard drive.
    Have you emptied your Mac's Trash icon in the Dock?
    If you use iPhoto, iPhoto has its own trash that needs to be emptied, also.
    If you store images in other locations other than iPhoto, then you will have to weed through these to determine what to archive and what to delete.
    If you use Apple Mail app, Apple Mail also has its own trash area that needs to be emptied, too!
    Delete any old or no longer needed emails and/or archive to disc, flash drives or external hard drive, older emails you want to save.
    Look through your other Mailboxes and other Mail categories to see If there is other mail you can archive and/or delete.
    Other things you can do to gain space.
    Once you have around 15 GBs regained, do a search, download and install OmniDisk Sweeper.
    This app will help you locate files that you can move/archive and/or delete from your system.
    STAY AWAY FROM DELETING ANY FILES FROM OS X SYSTEM FOLDER!
    Look through your Documents folder and delete any type of old useless type files like "Read Me" type files.
    Again, archive to disc, flash drives, ext. hard drives or delete any old documents you no longer use or immediately need.
    Look in your Applications folder, if you have applications you haven't used in a long time, if the app doesn't have a dedicated uninstaller, then you can simply drag it into the OS X Trash icon. IF the application has an uninstaller app, then use it to completely delete the app from your Mac.
    Download an app called OnyX for your version of OS X.
    When you install and launch it, let it do its initial automatic tests, then go to the cleaning and maintenance tabs and run the maintenance tabs that let OnyX clean out all web browser cache files, web browser histories, system cache files, delete old error log files.
    Typically, iTunes and iPhoto libraries are the biggest users of HD space.
    move these files/data off of your internal drive to the external hard drive and deleted off of the internal hard drive.
    If you have any other large folders of personal data or projects, these should be archived or moved, also, to the optical discs, flash drives or external hard drive and then either archived to disc and/or deleted off your internal hard drive.
    Good Luck!

  • I'm trying to install Mavericks and got this message: You need 4.94 GB of available space to download OS X Mavericks. Remove items from your startup disk to increase available space. How do I do this?

    I'm trying to install Mavericks and got this message: You need 4.94 GB of available space to download OS X Mavericks. Remove items from your startup disk to increase available space. How do I do this?

    With Macs and OS X, you shouldn't let the hard drive get below 15 GBs or less of free data space.
    If it does, it's time for some hard drive housecleaning.
    Follow some of my tips for cleaning out, deleting and archiving data from your Mac's internal hard drive.
    Have you emptied your iMac's Trash icon in the Dock?
    If you use iPhoto, iPhoto has its own trash that needs to be emptied, also.
    If you store images in other locations other than iPhoto, then you will have to weed through these to determine what to archive and what to delete.
    If you use Apple Mail app, Apple Mail also has its own trash area that needs to be emptied, too!
    Look though other Apple Mail folders like the junk mail and delete the mail that is in there. Look through your sent items folders and see there is any mail in there that can be deieted.
    Delete any old or no longer needed emails and/or archive to disc, flash drives or external hard drive, older emails you want to save.
    Other things you can do to gain space.
    Once you have around 15 GBs regained, do a search, download and install OmniDisk Sweeper.
    This app will help you locate files that you can move/archive and/or delete from your system.
    STAY AWAY FROM DELETING ANY FILES FROM OS X SYSTEM FOLDER!
    Look through your Documents folder and delete any type of old useless type files like "Read Me" type files.
    Again, archive to disc, flash drives, ext. hard drives or delete any old documents you no longer use or immediately need.
    Look in your Applications folder, if you have applications you haven't used in a long time, if the app doesn't have a dedicated uninstaller, then you can simply drag it into the OS X Trash icon. IF the application has an uninstaller app, then use it to completely delete the app from your Mac.
    Download an app called OnyX for your version of OS X.
    When you install and launch it, let it do its initial automatic tests, then go to the cleaning and maintenance tabs and run the maintenance tabs that let OnyX clean out all web browser cache files, web browser histories, system cache files, delete old error log files.
    Typically, iTunes and iPhoto libraries are the biggest users of HD space.
    move these files/data off of your internal drive to the external hard drive and deleted off of the internal hard drive.
    If you have any other large folders of personal data or projects, these should be archived or moved, also, to the optical discs, flash drives or external hard drive and then either archived to disc and/or deleted off your internal hard drive.
    Good Luck!

  • You need 3.54 GB of available space to download Mac OS X 10.7. Remove items from your startup disk to increase available space.

    i recently upgraded my memory to 2gb to support download of lion. i am now receiving this message when i try to download lion:
    You need 3.54 GB of available space to download Mac OS X 10.7. Remove items from your startup disk to increase available space.

    Hi, Rick.
    Your MacBook's hard drive is too full to accommodate Lion. How big is your hard drive, and how much space remains available on it?
    It sounds as if you may be confusing RAM with hard drive space.
    Check out this article on the subject:
    http://www.ehow.com/about_5452977_computer-memory-vs-storage.html
    It is generally recommended to keep a minimum of 15% of the total capacity of your hard drive as available space for smooth operation of your Mac.

  • Error running maverick upgrade: You need 4.93 GB of available space to download OS X Mavericks. Remove items from your startup disk to increase available space. where do i find the startup disc?

    MAC Pro, error:You need 4.93 GB of available space to download OS X Mavericks. Remove items from your startup disk to increase available space.
    Where do I locate the startup disc?

    The startup disk is your hard drive, where you store all your programs and data. Probably named Mac HD in Finder. Read this:
    https://discussions.apple.com/message/24370185#24370185

  • You need 4.81 GB of available space to download OS X 10.10. Remove items from your startup disk to increase available space. How do I do this?

    I get this message when I try to upgrade to Yosemite: "You need 4.81 GB of available space to download OS X 10.10. Remove items from your startup disk to increase available space." How do I remove these items?

    I get this message when I try to upgrade to Yosemite: "You need 4.81 GB of available space to download OS X 10.10. Remove items from your startup disk to increase available space." How do I remove these items?

  • Remove files from your startup disk

    I'm trying to transfer all of my existing CD's onto my iTunes. I've transfered about 4500 songs so far (18.53 GB) and now when I try to import more, I get an error message that says "the disk I am trying to dowload to is full, please remove some files from your startup disk or empty trash."
    I've emptied my trash, but still get the message. Is it just because I had downloaded too many songs/videos? Is there anything I can remove besides the songs?
    Any help would be greatly appreciated.

    You can safely delete items you don't use from the /Library/Printers/ and /Library/Packages/ folders, and more space can be freed by running Monolingual to delete foreign languages. Deleting architectures with Monolingual shouldn't be done on an Intel Mac unless you know exactly what you're doing.
    (22819)

  • HT201364 How do I remove stuff from my startup disk?

    How do I remove stuff from my startup disk?

    GrandPerspective is a nice app that shows a graphic representation of what's on your disk, so you can get an idea of what is taking up too much space.GrandPerspective
    Don't buy CleanMyMac or any other dreck that offers to "clean" your Mac for you. Worst software ever.
    If there are apps in your Applications folder you don't need any more, drag them to the trash and empty the trash.
    In general, it is media files, like music, photos, and especially video that is taking up a lot of space. You can move your iTunes library, iPhoto Library, and iMovie video to an external drive.
    iTunes for Mac: Moving your iTunes Media folder
    iPhoto '11: Move your iPhoto library to a new location
    Quick Tip: Move Your iMovie Events and Projects to an External Drive - Tuts+ Mac Computer Skills Tutorial
    it's a good idea to have a backup before you start moving things.

  • HT201364 how do I remove items from startup disk to load OS X Mavericks?

    I'm trying to load OS X Mavericks and I'm getting a message to remove items from startup disk. Can anyone tell me how to do that??

    For information about the Other category in the Storage display, see this support article. If the Storage display seems to be inaccurate, try rebuilding the Spotlight index.
    Empty the Trash if you haven't already done so. If you use iPhoto, empty its internal Trash first:
    iPhoto ▹ Empty Trash
    Do the same in other applications, such as Aperture, that have an internal Trash feature. Then reboot. That will temporarily free up some space.
    According to Apple documentation, you need at least 9 GB of available space on the startup volume (as shown in the Finder Info window) for normal operation. You also need enough space left over to allow for growth of the data. There is little or no performance advantage to having more available space than the minimum Apple recommends. Available storage space that you'll never use is wasted space.
    When Time Machine backs up a portable Mac, some of the free space will be used to make local snapshots, which are backup copies of recently deleted files. The space occupied by local snapshots is reported as available by the Finder, and should be considered as such. In the Storage display of System Information, local snapshots are shown as  Backups. The snapshots are automatically deleted when they expire or when free space falls below a certain level. You ordinarily don't need to, and should not, delete local snapshots yourself. If you followed bad advice to disable local snapshots by running a shell command, you may have ended up with a lot of data in the Other category. Reboot and it should go away.
    See this support article for some simple ways to free up storage space.
    You can more effectively use a tool such as OmniDiskSweeper (ODS) or GrandPerspective (GP) to explore the volume and find out what's taking up the space. You can also delete files with it, but don't do that unless you're sure that you know what you're deleting and that all data is safely backed up. That means you have multiple backups, not just one. Note that ODS only works with OS X 10.8 or later. If you're running an older OS version, use GP.
    Deleting files inside an iPhoto or Aperture library will corrupt the library. Any changes to a photo library must be made from within the application that created it. The same goes for Mail files.
    Proceed further only if the problem isn't solved by the above steps.
    ODS or GP can't see the whole filesystem when you run it just by double-clicking; it only sees files that you have permission to read. To see everything, you have to run it as root.
    Back up all data now.
    If you have more than one user account, make sure you're logged in as an administrator. The administrator account is the one that was created automatically when you first set up the computer.
    Install the app you downloaded in the Applications folder as usual. Quit it if it's running.
    Triple-click anywhere in the corresponding line of text below on this page to select it, then copy the selected text to the Clipboard by pressing the key combination command-C:
    sudo /Applications/OmniDiskSweeper.app/Contents/MacOS/OmniDiskSweeper
    sudo /Applications/GrandPerspective.app/Contents/MacOS/GrandPerspective
    Launch the built-in Terminal application in any of the following ways:
    ☞ Enter the first few letters of its name into a Spotlight search. Select it in the results (it should be at the top.)
    ☞ In the Finder, select Go ▹ Utilities from the menu bar, or press the key combination shift-command-U. The application is in the folder that opens.
    ☞ Open LaunchPad. Click Utilities, then Terminal in the icon grid.
    Paste into the Terminal window (command-V). You'll be prompted for your login password, which won't be displayed when you type it. You may get a one-time warning to be careful. If you see a message that your username "is not in the sudoers file," then you're not logged in as an administrator.
    The application window will open, eventually showing all files in all folders, sorted by size. It may take a few minutes for the app to finish scanning.
    I don't recommend that you make a habit of doing this. Don't delete anything as root. If something needs to be deleted, make sure you know what it is and how it got there, and then delete it by other, safer, means. When in doubt, leave it alone or ask for guidance.
    When you're done with the app, quit it and also quit Terminal.

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