Re: June 3rd maintenance of CI servers

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This has been done and was successful. CI is up and running.

We are now running jenkins on a dedicated host and on Java 21.



On Mon, Jul 6, 2026 at 6:51=E2=80=AFPM Daniel Zahn <[email protected]> wr=
ote:

> The attempt to upgrade and switch Jenkins ran into some issues last time.
>
> Meanwhile these have been fixed. Therefore we have another window now.
>
> Tomorrow, July 7th 2026, 15:30=E2=80=9316:30 UTC, CI / jenkins may not be=
 working.
>
> https://wikitech.wikimedia.org/wiki/Deployments#Tuesday,_July_7
>
> An outcome of this will also be that we will upgrade from Java 17 to Java
> 21 and Jenkins will be running
> on a dedicated host on a stable and supported distro version.
>
> We apologize for the inconvenience.
>
>
>
> On Wed, May 27, 2026 at 3:48=E2=80=AFPM Daniel Zahn <[email protected]>=
 wrote:
>
>> Hello developers,
>>
>> in a week, on June 3rd 2026, between 15:00 and 16:00 UTC (8am - 9am PST)
>> we are going to perform maintenance on our Continuous Integration server=
s.
>>
>> We are switching Jenkins CI to a new host and will upgrade Java on
>> integration nodes.
>>
>> While we are trying to keep the period as short as possible please expec=
t
>> some
>> downtime to CI and getting patches verified.
>>
>> The maintenance has been added to the deployment calendar.
>>
>> Best,
>>
>> SRE collaboration services & Release Engineering teams
>>
>> --
>> Daniel Zahn <[email protected]>
>> Site Reliability Engineer
>>
>
>
> --
> Daniel Zahn <[email protected]>
> Site Reliability Engineer
>


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Daniel Zahn <[email protected]>
Site Reliability Engineer

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<div dir=3D"ltr"><div>This has been done and was successful. CI is up and r=
unning.</div><div><br></div><div>We are now running jenkins on a dedicated =
host and on Java 21.</div><div><br></div><div><br></div></div><br><div clas=
s=3D"gmail_quote gmail_quote_container"><div dir=3D"ltr" class=3D"gmail_att=
r">On Mon, Jul 6, 2026 at 6:51=E2=80=AFPM Daniel Zahn &lt;<a href=3D"mailto=
:[email protected]">[email protected]</a>&gt; wrote:<br></div><blockquo=
te class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px =
solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div>The attempt =
to upgrade and switch Jenkins ran into some issues last time.</div><div><br=
></div><div>Meanwhile these have been fixed. Therefore we have another wind=
ow now.</div><div><br></div><div>Tomorrow, July 7th 2026,=C2=A0<span>15:30=
=E2=80=9316:30=C2=A0UTC, CI / jenkins may not be working.</span></div><div>=
<span><br></span></div><div><a href=3D"https://wikitech.wikimedia.org/wiki/=
Deployments#Tuesday,_July_7" target=3D"_blank">https://wikitech.wikimedia.o=
rg/wiki/Deployments#Tuesday,_July_7</a></div><div><br></div><div>An outcome=
 of this will also be that we will upgrade from Java 17 to Java 21 and Jenk=
ins will be running</div><div>on a dedicated host on a stable and supported=
 distro version.</div><div><br></div><div>We apologize for the inconvenienc=
e.=C2=A0</div><div><br></div><div><br></div></div><br><div class=3D"gmail_q=
uote"><div dir=3D"ltr" class=3D"gmail_attr">On Wed, May 27, 2026 at 3:48=E2=
=80=AFPM Daniel Zahn &lt;<a href=3D"mailto:[email protected]" target=3D"_=
blank">[email protected]</a>&gt; wrote:<br></div><blockquote class=3D"gma=
il_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,2=
04,204);padding-left:1ex"><div dir=3D"ltr"><div>Hello developers,</div><div=
><br></div><div>in a week, on June 3rd 2026, between 15:00 and 16:00 UTC (8=
am - 9am PST)</div><div>we are going to perform maintenance on our=C2=A0Con=
tinuous Integration servers.</div><div><br></div><div>We are switching Jenk=
ins CI to a new host and will upgrade Java on integration nodes.</div><div>=
<br></div><div>While we are trying to keep the period as short as possible =
please expect some</div><div>downtime to CI and getting patches verified.</=
div><div><br></div><div>The maintenance has been added to the deployment ca=
lendar.</div><div><span class=3D"gmail_signature_prefix"><br></span></div><=
div><span class=3D"gmail_signature_prefix">Best,</span></div><div><span cla=
ss=3D"gmail_signature_prefix"><br></span></div><div><span class=3D"gmail_si=
gnature_prefix">SRE collaboration services &amp; Release Engineering teams<=
/span></div><div><span class=3D"gmail_signature_prefix"><br></span></div><d=
iv><span class=3D"gmail_signature_prefix">-- </span><br></div><div dir=3D"l=
tr" class=3D"gmail_signature"><div dir=3D"ltr"><div>Daniel Zahn &lt;<a href=
=3D"mailto:[email protected]" target=3D"_blank">[email protected]</a>&g=
t;<br></div><div>Site Reliability Engineer</div></div></div></div>
</blockquote></div><div><br clear=3D"all"></div><br><span class=3D"gmail_si=
gnature_prefix">-- </span><br><div dir=3D"ltr" class=3D"gmail_signature"><d=
iv dir=3D"ltr"><div>Daniel Zahn &lt;<a href=3D"mailto:[email protected]" =
target=3D"_blank">[email protected]</a>&gt;<br></div><div>Site Reliabilit=
y Engineer</div></div></div>
</blockquote></div><div><br clear=3D"all"></div><br><span class=3D"gmail_si=
gnature_prefix">-- </span><br><div dir=3D"ltr" class=3D"gmail_signature"><d=
iv dir=3D"ltr"><div>Daniel Zahn &lt;<a href=3D"mailto:[email protected]" =
target=3D"_blank">[email protected]</a>&gt;<br></div><div>Site Reliabilit=
y Engineer</div></div></div>

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