Re: Proxmox and NetApp NFS volumes

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https://docs.netapp.com/us-en/netapp-solutions-virtualization/proxmox/index=
.html#


Sent from Gmail Mobile.


On Fri, Nov 7, 2025 at 7:52=E2=80=AFAM Florian Schmid via toasters <
[email protected]> wrote:

>
>
>
> ---------- Forwarded message ----------
> From: Florian Schmid <[email protected]>
> To: toasters <[email protected]>
> Cc:
> Bcc:
> Date: Fri, 7 Nov 2025 12:52:00 +0000
> Subject: Proxmox and NetApp NFS volumes
> Hello,
>
> we are moving to Proxmox now and I would need some help from you.
>
> In the past, I have always used NFSv3, because in our KVM environment, we
> had issues with NFSv4.1 and head fail-overs -> VMs got paused
> I think also VMware had such issues. Problem I think is that NFSv4.1 is
> stateful and on a head fail-over, this state got lost.
>
> I'm on 9.14.1.
>
> As NFSv3 is quite old and Proxmox is using a newer kernel, I wanted to
> ask, if someone of you have experience with Proxmox and NFS volumes from
> NetApp.
>
> Do you use special mount options?
> Is NFSv4.2 working fine with head fail-overs -> VMs are not pausing or
> don't even notice it?
> We have 25 Gbit network interfaces as a bond to our NetApp, are here any
> special options to configure?
> Are you using on VM disks "cache=3Dnone" or something different?
>
> Unfortunately, Proxmox has not much experience with NetApp either, so tha=
t
> I hope someone from you can help me here to create a good, fast and stabl=
e
> setup.
>
> This is how a mount point looks like with default options from Proxmox an=
d
> NFSv3:
> *nfs-root-01:/pve_DC_nfs_root_01 /mnt/pve/nfs-v3-root-01 nfs
> rw,relatime,vers=3D3,rsize=3D65536,wsize=3D65536,namlen=3D255,hard,proto=
=3Dtcp,timeo=3D600,retrans=3D2,sec=3Dsys,mountaddr=3D172.16.4.3,mountvers=
=3D3,mountport=3D635,mountproto=3Dudp,local_lock=3Dnone,addr=3D172.16.4.3
> 0 0*
>
> This is from our old virtualization oVirt:
> *nfs-root-01:/oVirt_DC_nfs_root_01
> /rhev/data-center/mnt/nfs-root-01:_oVirt__DC__nfs__root__01 nfs
> rw,relatime,vers=3D3,rsize=3D65536,wsize=3D65536,namlen=3D255,soft,nolock=
,nosharecache,proto=3Dtcp,timeo=3D600,retrans=3D6,sec=3Dsys,mountaddr=3D172=
.16.4.3,mountvers=3D3,mountport=3D635,mountproto=3Dudp,local_lock=3Dall,add=
r=3D172.16.4.3
> 0 0*
>
>
>    - oVirt was using soft, but this I think, I shouldn't use on Proxmox
>    and instead use hard. oVirt had a special watchdog for this.
>
>
> Best regards,
> Florian
>
>
>
>
> ---------- Forwarded message ----------
> From: Florian Schmid via toasters <[email protected]>
> To: toasters <[email protected]>
> Cc:
> Bcc:
> Date: Fri, 7 Nov 2025 12:52:00 +0000
> Subject: Proxmox and NetApp NFS volumes
> _______________________________________________
> toasters mailing list -- [email protected]
> To unsubscribe send an email to [email protected]
>

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<div><div><a href=3D"https://docs.netapp.com/us-en/netapp-solutions-virtual=
ization/proxmox/index.html#">https://docs.netapp.com/us-en/netapp-solutions=
-virtualization/proxmox/index.html#</a></div><br clear=3D"all"><br clear=3D=
"all"><div><div dir=3D"ltr" class=3D"gmail_signature" data-smartmail=3D"gma=
il_signature">Sent from Gmail Mobile.</div></div></div><div><br></div><div>=
<br><div class=3D"gmail_quote gmail_quote_container"><div dir=3D"ltr" class=
=3D"gmail_attr">On Fri, Nov 7, 2025 at 7:52=E2=80=AFAM Florian Schmid via t=
oasters &lt;<a href=3D"mailto:[email protected]">[email protected]=
eaparty.net</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=
=3D"margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;=
padding-left:1ex;border-left-color:rgb(204,204,204)"><br><br><br>----------=
 Forwarded message ----------<br>From:=C2=A0Florian Schmid &lt;<a href=3D"m=
ailto:[email protected]" target=3D"_blank">[email protected]</a>&gt;<br>T=
o:=C2=A0toasters &lt;<a href=3D"mailto:[email protected]" target=3D"_bl=
ank">[email protected]</a>&gt;<br>Cc:=C2=A0<br>Bcc:=C2=A0<br>Date:=C2=
=A0Fri, 7 Nov 2025 12:52:00 +0000<br>Subject:=C2=A0Proxmox and NetApp NFS v=
olumes<br>




<div dir=3D"ltr">
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Hello,</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
we are moving to Proxmox now and I would need some help from you.</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
In the past, I have always used NFSv3, because in our KVM environment, we h=
ad issues with NFSv4.1 and head fail-overs -&gt; VMs got paused</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
I think also VMware had such issues. Problem I think is that NFSv4.1 is sta=
teful and on a head fail-over, this state got lost.</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
I&#39;m on 9.14.1.</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
As NFSv3 is quite old and Proxmox is using a newer kernel, I wanted to ask,=
 if someone of you have experience with Proxmox and NFS volumes from NetApp=
.</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Do you use special mount options?</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Is NFSv4.2 working fine with head fail-overs -&gt; VMs are not pausing or d=
on&#39;t even notice it?</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
We have 25 Gbit network interfaces as a bond to our NetApp, are here any sp=
ecial options to configure?</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Are you using on VM disks &quot;cache=3Dnone&quot; or something different?<=
/div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Unfortunately, Proxmox has not much experience with NetApp either, so that =
I hope someone from you can help me here to create a good, fast and stable =
setup.</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
This is how a mount point looks like with default options from Proxmox and =
NFSv3:</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;color:rgb(0,0,0)">
<span style=3D"font-size:10pt;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MS=
FontService,Calibri,Helvetica,sans-serif"><i style=3D"font-family:Aptos,Apt=
os_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif">nfs-root-=
01:/pve_DC_nfs_root_01 /mnt/pve/nfs-v3-root-01 nfs rw,relatime,vers=3D3,rsi=
ze=3D65536,wsize=3D65536,namlen=3D255,hard,proto=3Dtcp,timeo=3D600,retrans=
=3D2,sec=3Dsys,mountaddr=3D172.16.4.3,mountvers=3D3,mountport=3D635,mountpr=
oto=3Dudp,local_lock=3Dnone,addr=3D172.16.4.3
 0 0</i></span></div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
This is from our old virtualization oVirt:</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;color:rgb(0,0,0)">
<span style=3D"font-size:10pt;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MS=
FontService,Calibri,Helvetica,sans-serif"><i style=3D"font-family:Aptos,Apt=
os_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif">nfs-root-=
01:/oVirt_DC_nfs_root_01 /rhev/data-center/mnt/nfs-root-01:_oVirt__DC__nfs_=
_root__01 nfs rw,relatime,vers=3D3,rsize=3D65536,wsize=3D65536,namlen=3D255=
,soft,nolock,nosharecache,proto=3Dtcp,timeo=3D600,retrans=3D6,sec=3Dsys,mou=
ntaddr=3D172.16.4.3,mountvers=3D3,mountport=3D635,mountproto=3Dudp,local_lo=
ck=3Dall,addr=3D172.16.4.3
 0 0</i></span></div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<ul style=3D"margin-top:0px;margin-bottom:0px">
<li style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calib=
ri,Helvetica,sans-serif;font-size:12pt;list-style-type:&quot;\002794  &quot=
;;color:rgb(0,0,0)">
<div role=3D"presentation" style=3D"font-family:Aptos,Aptos_EmbeddedFont,Ap=
tos_MSFontService,Calibri,Helvetica,sans-serif">oVirt was using soft, but t=
his I think, I shouldn&#39;t use on Proxmox and instead use hard. oVirt had=
 a special watchdog for this.</div>
</li></ul>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Best regards,</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Florian</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
</div>

<br><br><br>---------- Forwarded message ----------<br>From:=C2=A0Florian S=
chmid via toasters &lt;<a href=3D"mailto:[email protected]" targe=
t=3D"_blank">[email protected]</a>&gt;<br>To:=C2=A0toasters &lt;<=
a href=3D"mailto:[email protected]" target=3D"_blank">toasters@teaparty=
.net</a>&gt;<br>Cc:=C2=A0<br>Bcc:=C2=A0<br>Date:=C2=A0Fri, 7 Nov 2025 12:52=
:00 +0000<br>Subject:=C2=A0Proxmox and NetApp NFS volumes<br>______________=
_________________________________<br>
toasters mailing list -- <a href=3D"mailto:[email protected]" tar=
get=3D"_blank">[email protected]</a><br>
To unsubscribe send an email to <a href=3D"mailto:[email protected]=
arty.net" target=3D"_blank">[email protected]</a><br>
</blockquote></div></div>

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_______________________________________________
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To unsubscribe send an email to [email protected]

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