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Hi experts,
Trying to [join dCache-SE to CMS xrootd federation](https://twiki.cern.ch/twiki/bin/view/CMSPublic/DCacheXRootD#Configuration_of_dCache_Xrootd_D), I use xrootd 5.4.2 and xrootd-lcmaps 1…
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There's an ongoing investigation into some occasional failures seen on an EOS instance at cern; While that's still going on I've seen some problematic behavior in XrdCl that is probably contributing. …
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To be more useful this should also work with ATLAS `AnlaysisBase` (both release 21 and release 22).
Just the following diff gets things working for `AnalysisBase` `22.2.61`
```diff
diff --git a…
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xrootd 5.5.1 gsi does not work well with openssl3 (centos9 stream)
segfaults here:
7 0x00007f71d1ee3f24 in BN_get_flags () from /lib64/libcrypto.so.3
#8 0x00007f71d1ee5291 in BN_copy () from /lib…
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I ran into a weird name lookup issue:
1. I have a host 134.79.23.45.
2. Its DNS name is sdfdtn005.slac.stanford.edu everywhere, except on the node itself.
3. On the node, its hostname is also …
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with reference to https://cms-talk.web.cern.ch/t/partial-processing-with-automatic-splitting-in-crab-job/13093/12
we found that CRAB wrapper, at PSet tweaking time, does not make sure that skipEvents…
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### Solution to issue cannot be found in the documentation.
- [X] I checked the documentation.
### Issue
I am installing root through mamba following the instructions laid out at this link: https:/…
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Hi all,
at INFN-T1, we have been experiencing for some months an issue with the XrootD istances dedicated to the CMS experiment, concerning thread saturation.
In particular, we have 4 XrootD serv…
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Preliminary draft:
- Coffea-casa with working cephfs
- Distributed xcache with redirector at coffea-casa
- ServiceX working with CMS IAM token
- distributed RDF on coffea-casa
- scaling ServiceX…
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**Tests started for following configuration:**
**Configuration:**
- CRABClient_version: **prod**
- REST_Instance: **test2**
- CMSSW_release: **CMSSW_10_6_26**
- SCRAM_ARCH: **slc7_amd64_gcc700**
…