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<div class="moz-cite-prefix">Note that you replace /dev/hdXY with
/dev/sdb1 (or whatever your partition is called)<br>
<br>
Just tested lowering it (on a non-production server) and got
another 100GB available on /data straight away, <br>
so seems OK to do it live.<br>
<br>
root@otp:~# df -h /dev/sdb1<br>
Filesystem Size Used Avail Use% Mounted on<br>
/dev/sdb1 1.8T 52G 1.7T 3% /data<br>
<br>
root@otp:~# tune2fs -m 1 /dev/sdb1<br>
tune2fs 1.42 (29-Nov-2011)<br>
Setting reserved blocks percentage to 1% (4883778 blocks)<br>
<br>
root@otp:~# df -h /deb/sdb1<br>
Filesystem Size Used Avail Use% Mounted on<br>
/dev/sdb1 1.8T 52G 1.8T 3% /data<br>
root@otp:~# <br>
<br>
<br>
On 29/04/13 09:32, Dan Attwood wrote:<br>
</div>
<blockquote
cite="mid:CAGcBgjgs5o+tzSaT9dfxJ+rp8ZyUdkj-61SUxCxLc732AnpNgw@mail.gmail.com"
type="cite">
<div dir="ltr"><span
style="font-family:arial,sans-serif;font-size:13px">>Have
you tried running df --sync</span><br>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px">didn't
know that. But I've run it and it makes no difference</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px">> </span><span
style="font-family:arial,sans-serif;font-size:13px">ext
filesystems reserve 5% of the available space</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px">The link
talks about ext3 - the drive is ext4, those that make a
difference?</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px">Also I
was to run the </span><span
style="background-color:rgb(235,241,245);line-height:1.1em">tune2fs
-c 0 -i 1m /dev/hdXY command is that something that then
happens instantly or will this cause downtime?</span></div>
<div style=""><span
style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div>
</div>
<div class="gmail_extra"><br>
<br>
<div class="gmail_quote">On 29 April 2013 09:26, Alan <span
dir="ltr"><<a moz-do-not-send="true"
href="mailto:alan@hipnosi.org" target="_blank">alan@hipnosi.org</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">ext
filesystems reserve 5% of the available space<br>
reasons and solution explained here:<br>
<a moz-do-not-send="true"
href="https://wiki.archlinux.org/index.php/Ext3#Reclaim_Reserved_Filesystem_Space"
target="_blank">https://wiki.archlinux.org/index.php/Ext3#Reclaim_Reserved_Filesystem_Space</a><br>
<br>
I hope I have not misunderstood, with relevance to VM's...<br>
<div class="HOEnZb">
<div class="h5"><br>
On Mon, 29 Apr 2013 09:13:58 +0100<br>
Dan Attwood <<a moz-do-not-send="true"
href="mailto:danattwood@gmail.com">danattwood@gmail.com</a>>
wrote:<br>
<br>
> hi all hopefully someone can point me to a good
solution to this.<br>
><br>
> I have a VM server running on VMare. Recently if
started to run out of<br>
> space on it's /var disk - which is a thin
provisioned disk. We gave it some<br>
> more space and I rebooted the server into gparted
and expanded the disks<br>
> into the new free space.<br>
><br>
> Today I've come in to find that the /var disk had
run out of space<br>
> completely. I did a df -h and can see the
following:<br>
><br>
> Filesystem Size Used Avail use%
mounted on<br>
> /dev/sdb1 370G 348G 3.0G 100% /var<br>
><br>
><br>
> so the 370 gig disk has only used 348 gigs and yet
is 100% percent full<br>
><br>
> my imeadiate thought was I had run out of inodes,
however:<br>
><br>
> filesystem inodes iused ifree
iuse%<br>
> /dev/sdb1 24576000 430482 24145518 2%
/var<br>
><br>
> so I have loads of them free.<br>
><br>
> I also rebooted the server into grparted and double
checked the disk<br>
> partition and also ran a disk check from here -
this flagged up no errors.<br>
><br>
> I've now gone through and deleted some stuff to
give me some breathing room<br>
> but I really need that space back.<br>
><br>
> Does any ones have any suggestions please?<br>
><br>
> Dan<br>
<br>
<br>
</div>
</div>
<div class="HOEnZb">
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</blockquote>
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