[Halld-online] gluon maintenance

[Hovanes Egiyan]

Hi Dave,
which computers will be taken offline for this?
Hovanes


On 6/6/2016 8:09 AM, David Lawrence wrote:
> Hi All,
>
>    I would like to do some maintenance on several of the gluon computers on Tuesday morning.
> This includes:
>
> 1. updating the kernels so that all of our RHEL6 computers are running the same version
> (see current status here: https://halldweb.jlab.org/wiki/images/2/25/20160601_kernel_versions.pdf).
>
> 2. Change default compiler for gluon40-gluon111 and gluonraid1-gluonraid2 to be gcc 4.9.2
> (gluon01-gluon39 will remain at gcc 4.4.7)
>
> 3. Upgrade default Python version to 2.7
>
>
> These will require some computers to be offline temporarily or in a state of flux.
> If you have any issues with this occurring tomorrow morning, please let me know.
>
> Regards,
> -David
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