Re: [CentOS] claiming unsused space back

2017-08-01 Thread Warren Young
On Jul 31, 2017, at 4:27 PM, Leroy Tennison wrote: > > some commands (or command options) are only supported on later releases, the > man pages don't say this. You only run into that problem when trying to use man pages from one system but then run commands on a very

Re: [CentOS] claiming unsused space back

2017-08-01 Thread Leroy Tennison
information listing the command, option and version it is > implemented in? That alone would be a great help. > > - Original Message - > From: "Chris Adams" <li...@cmadams.net> > To: "centos" <centos@centos.org> > Sent: Monday, July 31, 201

Re: [CentOS] claiming unsused space back

2017-08-01 Thread Johnny Hughes
implemented in? That alone would be a great help. > > - Original Message - > From: "Chris Adams" <li...@cmadams.net> > To: "centos" <centos@centos.org> > Sent: Monday, July 31, 2017 11:45:20 AM > Subject: Re: [CentOS] claiming unsused spac

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Leroy Tennison
Message - From: "Chris Adams" <li...@cmadams.net> To: "centos" <centos@centos.org> Sent: Monday, July 31, 2017 11:45:20 AM Subject: Re: [CentOS] claiming unsused space back Once upon a time, Warren Young <war...@etr-usa.com> said: > Zeroing t

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Chris Adams
Once upon a time, Warren Young said: > Zeroing the free space not only prevents inclusion of these discarded FS > blocks, they compress better, too. Check out the "virt-sparsify" command - it does all of this for you. -- Chris Adams

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Miguel González
Hi, Why wandering off-topic? This is about CentOS on VPSes. I can´t remember which Debian or Ubuntu commands I found since I didn´t use them. I´m allowing dd to totally fill the partition and the OS is surviving perfectly (It´s a web server and works fine as long as I don´t keep it "full"

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Warren Young
On Jul 31, 2017, at 7:28 AM, Leroy Tennison wrote: > > if you have found Debian commands, you're doing better than me. What are > they? I’m not aware of a generic Debian-to-CentOS command translation dictionary. You’ll have to be specific about the commands you’re

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Warren Young
On Jul 31, 2017, at 7:50 AM, Fred Smith wrote: > > On Mon, Jul 31, 2017 at 08:28:49AM -0500, Leroy Tennison wrote: >> dd to totally fill the partition > > I may be blind, but I don't seehow that technique can "reclaim" any space. In addition to the OP’s qemu

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Leroy Tennison
os.org> Sent: Monday, July 31, 2017 9:54:27 AM Subject: Re: [CentOS] claiming unsused space back If you are using XFS - there is mount option "discard|nodiscard" From XFS man page: discard|nodiscard Enable/disable the issuing of commands to let the block dev

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Ruttkay Vladimir
nodiscard is the default. Vladimir -Original Message- From: CentOS [mailto:centos-boun...@centos.org] On Behalf Of Leroy Tennison Sent: Monday, July 31, 2017 4:42 PM To: centos <centos@centos.org> Subject: Re: [CentOS] claiming unsused space back You're right, there's a procedure fo

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Leroy Tennison
st convert to raw, shrink and re-convert to qcow2 if you want those capabilities. - Original Message - From: "Fred Smith" <fre...@fcshome.stoneham.ma.us> To: "centos" <centos@centos.org> Sent: Monday, July 31, 2017 8:50:57 AM Subject: Re: [CentOS] claiming unsu

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Johnny Hughes
On 07/31/2017 08:50 AM, Fred Smith wrote: > On Mon, Jul 31, 2017 at 08:28:49AM -0500, Leroy Tennison wrote: >> I realize this is wandering off-topic but, if you have found Debian >> commands, you're doing better than me. What are they? Also, are you >> allowing dd to totally fill the partition

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Fred Smith
On Mon, Jul 31, 2017 at 08:28:49AM -0500, Leroy Tennison wrote: > I realize this is wandering off-topic but, if you have found Debian commands, > you're doing better than me. What are they? Also, are you allowing dd to > totally fill the partition (what I have found on the web as a >

Re: [CentOS] claiming unsused space back

2017-07-31 Thread Leroy Tennison
I realize this is wandering off-topic but, if you have found Debian commands, you're doing better than me. What are they? Also, are you allowing dd to totally fill the partition (what I have found on the web as a recommendation)? If so, is the OS surviving acceptably? - Original Message