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| | #1 (permalink) |
| | Re: Defrag query "Netty" <netty@newsgroup> wrote: Quote: >Last night I defragged my HD using Auslogics defrag program. > >I've just turned on my PC and checked how much free space I now have and >I've gone from having 54.2gb free space on one partition of the HD to 51.3gb >after the defrag. How can this be? Surely there should be more empty >clusters/free space on my HD now than was before? If you get an increase in space after defragging, it's probably due to the Volume Shadow Copy Service seeing moved files as being new, ending up with additional space being used by that service. Quote: > >Would it best for me to run the defrag tool a few more times? This is the >first time I've actually defragged the HD since getting this PC 2 years ago. >I now know I should run the defrag tool more regularly. defragged your drives and merely let Vista do its own thing on its own schedule, you'd be just fine, and have something less to worry about. |
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| | #2 (permalink) |
| | Re: Defrag query One thing you might do is run "Disk Clean-up" as an administrator. Start > All Programs > Accessories > System Tools > right-click on Disk Cleanup and select "Run as administrator" Under the "More Options" tab look at the lower section called "System Restore and Shadow Copies" and click the button marked "Clean-up..." When it asked, click "Delete" Then click the OK button. This should not only clean up the drive, but also remove excess System Restore points (which can take up a lot of room on the drive). The utility deletes all but the most recent System Restore points. Saucy "Netty" <netty@newsgroup> wrote in message news:OOehW2JNKHA.4580@newsgroup Quote: > Last night I defragged my HD using Auslogics defrag program. > > I've just turned on my PC and checked how much free space I now have and > I've gone from having 54.2gb free space on one partition of the HD to > 51.3gb after the defrag. How can this be? Surely there should be more > empty clusters/free space on my HD now than was before? > > Would it best for me to run the defrag tool a few more times? This is the > first time I've actually defragged the HD since getting this PC 2 years > ago. I now know I should run the defrag tool more regularly. > > TIA > Netty |
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| | #3 (permalink) |
| | Re: Defrag query "Netty" <netty@newsgroup> wrote in message news:OY0LpcKNKHA.3192@newsgroup Quote: > > Are you sure??? So my college tutors were wrong when they told me that if > I was running low on HD space to defrag and run the disk clean up tool? > > It's something I've always done in over 20 years of using a pc (apart from > the last couple of years). It's just that this is the first time when I've > actually *lost* space after a defrag and it's comfused me as to why it > happened. 9x versions of Windows. You shouldn't need to defrag more than once a month in XP, and Vista all you need to do is to let it do it's own defragging, which it will do on an on-going basis while the machine is idle. |
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| | #4 (permalink) |
| | Re: Defrag query "Netty" <netty@newsgroup> wrote: Quote: > >"John Galt" <galtj@newsgroup> wrote in message >news:tvdqa5pceiaa62gb1badpvcgjvad5ilngp@newsgroup Quote: >> "Netty" <netty@newsgroup> wrote: >> Quote: >>>Last night I defragged my HD using Auslogics defrag program. >>> >>>I've just turned on my PC and checked how much free space I now have and >>>I've gone from having 54.2gb free space on one partition of the HD to >>>51.3gb >>>after the defrag. How can this be? Surely there should be more empty >>>clusters/free space on my HD now than was before? >> Defragging does nothing to regain space. > >Are you sure??? So my college tutors were wrong when they told me that if I >was running low on HD space to defrag and run the disk clean up tool? previous one. You added the disk cleanup tool to the mix... THAT will gain you space - if there is anything of note to delete. Defragging won't. And defragging could result in your LOSING space to Volume Shadow Copy Service action. Quote: >It's something I've always done in over 20 years of using a pc (apart from >the last couple of years). It's just that this is the first time when I've >actually *lost* space after a defrag and it's comfused me as to why it >happened. |
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| | #5 (permalink) |
| | Re: Defrag query On Sun, 13 Sep 2009 20:19:44 +0100, "Netty" <netty@newsgroup> wrote: Quote: > > "John Galt" <galtj@newsgroup> wrote in message > news:tvdqa5pceiaa62gb1badpvcgjvad5ilngp@newsgroup Quote: > > "Netty" <netty@newsgroup> wrote: > > Quote: > >>Last night I defragged my HD using Auslogics defrag program. > >> > >>I've just turned on my PC and checked how much free space I now have and > >>I've gone from having 54.2gb free space on one partition of the HD to > >>51.3gb > >>after the defrag. How can this be? Surely there should be more empty > >>clusters/free space on my HD now than was before? > > Defragging does nothing to regain space. > > Are you sure??? So my college tutors were wrong when they told me that if I > was running low on HD space to defrag and run the disk clean up tool? I'm not John Galt, but I'm sure. Your college tutors were completely wrong about defragging. Defragging rearranges the used space on a drive, and gives you no additional free space. Quote: > It's something I've always done in over 20 years of using a pc (apart from > the last couple of years). It's just that this is the first time when I've > actually *lost* space after a defrag and it's comfused me as to why it > happened. From the information you've provided, I can't tell you why you lost space, but I can tell you it had nothing to do with defragging. Again, it just rearranges, and does not change the amount of free space (in either direction). And if your college tutors told you to run the disk clean up tool if you were running low on HD space, they weren't literally wrong, but it wasn't good advice. If you are short of disk space, deleting the files that disk cleanup does will save you only a tiny amount, and will be nothing but a stopgap measure. Buy a bigger hard drive. -- Ken Blake, Microsoft MVP - Windows Desktop Experience Please Reply to the Newsgroup |
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| | #6 (permalink) |
| | Re: Defrag query When you use the Disk Cleanup tool, be sure to run it as an administrator and to go to the More Options tab and delete excess System Restore points - there can be dozens of them and they can take up a lot of room. And if you do not ever put your computer into "hibernation" (different from Sleep), then you should run powercfg -h off at a Command Prompt running as an administrator (right-click and select 'Run as administrator). You will gain as much disk space as there is RAM, typically 1 to 4 GB. Does defragging gain disk space? Maybe - it used to, but now if it does it does so inconsequentially - it's really not a way to gain disk space! You could run the defragger from the command prompt: defrag C: -v 'Else just set Vista up to do it automatically. Saucy |
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| | #7 (permalink) |
| | Re: Defrag query Although I essentially agree with all you say above, let me add the following about how often to defrag: There's no answer that's right for everyone. It depends on how you use your computer and it depends on how much you use your computer. You should defragment your drive when doing so results in a speed up. Here's what I recommend. Pick some arbitrary interval--for example once a month. Defragment on that interval a few times, and assess whether the computer generally feels faster after doing so. If the answer is yes, defrag more frequently. If the answer is no, defrag less frequently. Repeat a few times, and you'll soon settle into a frequency that works well for you. -- Ken Blake, Microsoft MVP - Windows Desktop Experience Please Reply to the Newsgroup |
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| | #8 (permalink) |
| | Re: Defrag query To add, there are specialty situations where a 3rd party defragging tool with more features can be appropriate e.g. in a situation where a very large file (or files) is accessed and altered very frequently and very high speed is important. |
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| | #9 (permalink) |
| | Re: Defrag query Yes, they were absolutely wrong. Defragging the hard drive has never resulted in more available disk space. By its nature all it does is re-arrange the existing files so there would be no gain nor loss - the exact same space would be taken up. "Netty" <netty@newsgroup> wrote in message news:OY0LpcKNKHA.3192@newsgroup Quote: > > <snip> > > Are you sure??? So my college tutors were wrong when they told me that if > I was running low on HD space to defrag and run the disk clean up tool? > > It's something I've always done in over 20 years of using a pc (apart from > the last couple of years). It's just that this is the first time when I've > actually *lost* space after a defrag and it's comfused me as to why it > happened. |
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| | #10 (permalink) |
| | Defrag query [NTFS - Wikipedia] http://en.wikipedia.org/wiki/Ntfs Saucy "Richard G. Harper" <rgharper@newsgroup> wrote in message news:B9BEAE2F-B99F-431B-A1CB-DD21811F03A4@newsgroup Quote: > Yes, they were absolutely wrong. Defragging the hard drive has never > resulted in more available disk space. By its nature all it does is > re-arrange the existing files so there would be no gain nor loss - the > exact same space would be taken up. > > "Netty" <netty@newsgroup> wrote in message > news:OY0LpcKNKHA.3192@newsgroup Quote: >> >> <snip> >> >> Are you sure??? So my college tutors were wrong when they told me that if >> I was running low on HD space to defrag and run the disk clean up tool? >> >> It's something I've always done in over 20 years of using a pc (apart >> from the last couple of years). It's just that this is the first time >> when I've actually *lost* space after a defrag and it's comfused me as to >> why it happened. |
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