Print

Print


Indeed, DPM-https is pretty much irrelevant now (as it's the old non-WebDAV
https interface), so it's not a problem that it isn't configured.

The only prevalent problem is the database banning one (in the wiki
article), which is indeed a head node only thing.

Sam


On 3 October 2013 14:16, Alessandra Forti <[log in to unmask]> wrote:

>  I upgraded a data server. YAIM didn't complain and xrootd is running.
> The only thing is this
>
>    INFO: Executing function: config_DPM_https
>    INFO:  [CONFIG_DPM_HTTPS] Skipping configuration of DPM-https - to
> activate add DPM_HTTPS="yes" to your <config_dir>/services/<node_type> file!
>
> which I take as : if you want to configure it you need to enable it.
>
> All the other tips are for the head node isn't it?
>
> cheers
> alessandra
>
>
> On 03/10/2013 13:59, Wahid Bhimji wrote:
>
> Hi
>
>  For Dav you just need to not have DPM_DAV="no"
>
> I have this with yes. These are all the DAV variables.
>
> DPM_DAV="yes"              # Enable DAV access
> DPM_DAV_NS_FLAGS="Write"   # Allow write access on the NS node
> DPM_DAV_DISK_FLAGS="Write" # Allow write access on the disk nodes
> DPM_DAV_SECURE_REDIRECT="On" # Enable redirection from head to disk using
> plain HTTP.
>
>
>  Thats fine - but they are the defaults so you can also just comment them
> out.
>
>    2) I'm on EMI2 SL6. I see Oxford and ECDF moved from EMI2 on SL5 to
> EMI3 on SL5 I assume I can do the same on SL6.
>
> yes the EMI2 -> EMI3 transistion is very smooth (as they have the same
> stuff it it)
>
>  Is it sufficient to remove the EMI2 repositories and use only the EPEL
> one?
>
>  probably not - if you use yaim you need the update to dpm-yaim from EMI.
> Also the metapackage is only in EMI but that depends how you update
> whether you need that.
> For now I would say having EMI as well as EPEL is recommended though with
> a puppet config you could maybe avoid it.
>
>  you know you are not really reassuring.... don't you?
>
>
>  What do you mean? - perhaps I misunderstood your question.
> If you remove EMI2 and enable EMI3 and EPEL then that will be totally fine
> .
>
>  I interpreted your question as asking if you could enable on EPEL and no
> EMI repo at all .
> That won't work if you use yaim .
>
>
>  Wahid
>
>
>
> cheers
> alessandra
>
>  Wahid
>
>  On 3 Oct 2013, at 12:14, Alessandra Forti <[log in to unmask]>
> wrote:
>
>  Hi,
>
> since we are in downtime and the WNs upgrade went well, I'm going to try
> to use the reminder of the time to upgrade DPM too. Here are my preliminary
> questions:
>
> 1) When I upgraded last time and enabled WEBdav and xrootd there were
> manual steps to fix them. Have these been solved?
> 2) I'm on EMI2 SL6. I see Oxford and ECDF moved from EMI2 on SL5 to EMI3
> on SL5 I assume I can do the same on SL6. Is it sufficient to remove the
> EMI2 repositories and use only the EPEL one?
>
> cheers
> alessandra
>
> On 18/09/2013 10:47, Wahid Bhimji wrote:
>
> Hi
>
>  As mentioned in the storage meeting. Ewan has noticed a problem with
> xrootd and dmlite in his case where the physical files on the disk servers
> are mounted under
> '/dpm'
>
>  If you have that situation then there is a workaround mentioned at :
> https://www.gridpp.ac.uk/wiki/DPMUpgradeTips
> under oxford.
>
>  Apparently Sam said that it always been said that you should mount your
> files at '/dpm/' - but others may also be in that boat.
>
>
>
>  Wahid
>
>
> The University of Edinburgh is a charitable body, registered in
> Scotland, with registration number SC005336.
>
>
>
> --
> Facts aren't facts if they come from the wrong people. (Paul Krugman)
>
>
>
>
> The University of Edinburgh is a charitable body, registered in
> Scotland, with registration number SC005336.
>
>
>
> --
> Facts aren't facts if they come from the wrong people. (Paul Krugman)
>
>
>
>
> The University of Edinburgh is a charitable body, registered in
> Scotland, with registration number SC005336.
>
>
>
> --
> Facts aren't facts if they come from the wrong people. (Paul Krugman)
>
>