hello everyone can someone help me with documentatiions on ansible network
automation
(routers,switches,..)
for example if i want to make a LAN then i want to deploy configurations
automatically with ansible playbooks
thanks to help me am just a biginner
Le mer. 25 mars 2020 à 21:10, Kai Stian Olstad <
ansible-project+l...@olstad.com> a écrit :
> On Wed, Mar 25, 2020 at 09:54:07AM -0700, Shifa Shaikh wrote:
> > @Kia Hi,
> >
> > As suggested I tried
> >
> > item.size_total instead of item.size_available
> >
> > "{{ ansible_host }}_{{ item.mount }}: {{ (100 * ((item.size_total -
> > item.size_available) / item.size_total)) | round(1, 'common') }}"
> >
> >
> >
> > but it still gives me 22.2 % value instead of 19%
> >
> > Can you please let me know what's wrong and why the difference?
>
> This is a little out of scope of this list, so I'll keep it brief.
>
> When you create a filesystem mkfs reserve some block on the device.
> df output available block but this value doesn't count the reserved blocks.
>
> Filesystem 1K-blocks Used Available Use% Mounted on
> /dev/mapper/ihs_vg_yt 51466720 8790352 40038956 19% /ihs
>
> Just to illustrate on your df output of /ihs by doing Total - Used -
> Available should equal 0 if no blocks was reserved.
>
> 51466720 - 8790352 - 40038956 = 82715324
> So you have about 82.7 million 1K blocks reserved.
>
> df uses the "Used" / ( "Used" + "Available") to calculate used
> 8790352 / (8790352 + 40038956) = approx. 0,18002205
>
> So a little over 18 percent which is rounded up to 19%
>
> When you in Ansible do size_total - size_available you are including the
> reserved blocks in used and that is why you get a higher number than df.
>
>
> --
> Kai Stian Olstad
>
> --
> You received this message because you are subscribed to the Google Groups
> "Ansible Project" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to ansible-project+unsubscr...@googlegroups.com.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/ansible-project/20200325191042.cbd5wu7asdjw5o2z%40olstad.com
> .
>
--
You received this message because you are subscribed to the Google Groups
"Ansible Project" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to ansible-project+unsubscr...@googlegroups.com.
To view this discussion on the web visit
https://groups.google.com/d/msgid/ansible-project/CAPSWDN1sm2pk2Vb6bTfpeuANBVfPbyvJd1xrtFPnuiXo-uRd1w%40mail.gmail.com.
