Info about mail server change

[Tom Kralidis]

Thanks Vicky.  I would not keep "(For UTC-X it is Sept 19)".  The
begin and end times are clear and unambiguous.

..Tom

On Thu, Sep 18, 2025 at 2:00 PM Vicky Vergara <vicky at erosion.dev> wrote:
>
> The modified version:
>
>
> SAC is moving the mail server to a new machine.
>
> per ticket #3395 Containerize osgeo6 on osgeo9
>
> Expected downtime: 1 hour.
>
> The movement is planned for Sept 20 at 4AM UTC. (For UTC-X it is Sept 19)
> - begin downtime: Saturday 20 September 2025, 4h UTC
> - end downtime (estimated): Saturday 20 September 2025, 5h UTC
>
> MAY be loss of email for messages sent / in the queue during the downtime
>
> The current total mails on the queue are: 198
> It fluctuates between 190 and 220
>
> Regards
>
> Vicky Vergara from SAC
>
>
> On Thu, Sep 18, 2025 at 11:39 AM Tom Kralidis <tomkralidis at gmail.com> wrote:
>>
>> Hi Vicky/all: thanks for your hard work on this important migration.
>>
>> Suggestions:
>> - downtime should be advertised as 1 hour (at the least).  It is
>> better to underpromise and overdeliver :)
>> - "Note that: probably mails will be lost": make it clear that there
>> *MAY* be loss of email for messages sent / in the queue during the
>> downtime
>> - communicate downtime window as:
>>   - begin downtime: Saturday 20 September 2025, 4h UTC
>>   - end downtime (estimated): Saturday 20 September 2025, 5h UTC
>>
>> Thanks
>>
>> ..Tom
>>
>>
>>
>> On Thu, Sep 18, 2025 at 1:29 PM Vicky Vergara <vicky at erosion.dev> wrote:
>> >
>> > Hello all
>> >
>> > This is the mail content I want to spread out to the different communication means we have about expected downtime of the mail server.
>> > I think I am exaggerating the downtime, but its better to have it up and running within the mentioned time frame than to put a lower number and have to fix last minute issues and take more time than advertised.
>> > the mail content would be
>> >
>> > SAC is moving the mail server to a new machine.
>> >
>> > per ticket #3395 Containerize osgeo6 on osgeo9
>> >
>> > The movement is planned for Sept 20 at 4AM UTC. (For UTC-X it is Sept 19)
>> >
>> > Expected downtime 30 to 40 minutes.
>> >
>> > Note that: probably mails will be lost
>> >
>> > The current total mails on the queue are: 198
>> > It fluctuates between 190 and 220
>> >
>> > Regards
>> >
>> > Vicky Vergara from SAC
>> >
>> >