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From: Fiona Ebner <f.ebner@proxmox.com>
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Subject: Re: [pve-devel] [PATCH] Update cpu.weight default to match
documented default
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Sorry, replied to the wrong mail. Please ignore this.
On 19.08.22 12:01, Fiona Ebner wrote:
> Hi,
>
> On 16.08.22 05:49, Matt Corallo wrote:
>> Proxmox documentation describes the default CPU weight as 1024 in
>> numerous places. However, when unset, the Linux default CGROUP
>> weight is 100.
>>
>
> I'm not saying increasing the timeout can't be worth it, but I haven't
> seen many reports about the default being too low. There is a patch in
> the works [0] allowing to set custom options in the storage
> configuration for CIFS which would allow changing the timeout only for
> setups that actually require it.
>
> [0]: https://lists.proxmox.com/pipermail/pve-devel/2022-July/053645.html
>
> P.S. re-sending while including the pve-devel list
>
>> This simply always writes an `lxc.cgroup2.cpu.weight` option to the
>> LXC config file, defaulting to 1024 instead of omitting the option
>> entirely.
>>
>> Signed-off-by: Matt Corallo <git@bluematt.me>
>> ---
>> src/PVE/LXC.pm | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/src/PVE/LXC.pm b/src/PVE/LXC.pm
>> index fe63087..ca453a9 100644
>> --- a/src/PVE/LXC.pm
>> +++ b/src/PVE/LXC.pm
>> @@ -712,6 +712,9 @@ sub update_lxc_config {
>> die "cpu weight (shares) must be in range [1, 10000]\n"
>> if $shares < 1 || $shares > 10000;
>> $raw .= "lxc.cgroup2.cpu.weight = $shares\n";
>> + } else {
>> + # Default as documented
>> + $raw .= "lxc.cgroup2.cpu.weight = 1024\n";
>> }
>> }
>>
>
>
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