+1(binding)

Thanks
ZhangJian He
Twitter: shoothzj
Wechat: shoothzj

On Mon, Nov 18, 2024 at 8:08 AM lushiji(apache) <lush...@apache.org> wrote:
>
> +1 (non-binding)
>
>  At least combined with the current features of bookkeeper,
> readOnlyModeOnAnyDiskFullEnabled should be enabled by default.
> If a single disk is full and it is not switched to read-only, the
> writeCache will only make the situation worse as the amount increases.
>
> On Sat, Nov 16, 2024 at 11:56 PM xiangying meng <xiangy...@apache.org>
> wrote:
>
> > Dear Bookkeeper Community,
> >
> > I hope this message finds you well. I would like to bring to your
> > attention a proposal to change the default value of the
> > `readOnlyModeOnAnyDiskFullEnabled` feature to true in Apache
> > Bookkeeper.
> >
> > In our practical experience, converting a bookie to Read Only mode
> > when any ledger disk is full is crucial. Without this change, a full
> > bookie disk results in numerous message failures while attempting to
> > write to the ledger disk. Additionally, since the bookie's status
> > remains available, no alarms are triggered for maintenance personnel,
> > leading to delays in response.
> >
> > This feature was introduced in [PR
> > #3212](https://github.com/apache/bookkeeper/pull/3212) and has proved
> > to be stable over time. We believe it is safe and beneficial to enable
> > this feature by default.
> >
> > Please feel free to share your thoughts or concerns regarding this change.
> >
> > Best regards,
> >
> > Xiangying Meng
> >

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