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In an HPC context we are faced with not being able to install CernVM-FS _and_ not having internet access. In [EESSI](https://www.eessi.io/docs/), we've had good experiences using `cvmfsexec` to showca…
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singularity container 안에서 gridpack 생성 중 python의 `OSError` 발생함.
```console
Command "import /users/hep/slowmoyang/work/tzq/gridpack/genproductions/bin/MadGraph5_aMCatNLO/TZQB-Zto2L-4FS_MLL-50_amcatnlo…
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Currently, a list of servers in CVMFS_EXTERNAL_URL is geosorted in order to locate caches for repositories that use external data. The [OSG pelican project](https://pelicanplatform.org/) now supplies…
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HI, I didn't deploy s3fs or cvmfs but I use aliyun cloud oss bucket to create refdata pv & pvc, but some pods failed to start and I check pod logs found "
OSError: Error reading file '/cvmfs/data.gal…
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hello. I'm trying to install buttery-eel in a HPC using the following commands:
module load StdEnv/2023 python/3.10
virtualenv --no-download --clear ~/venv3 && source ~/venv3/bin/activate
pip ins…
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I'm confused about the actual origin of the c++ headers for hipcc (I assumed to be our gcc distribution.
Instead it seems to come from a local installation
I'm in
```
[innocent@patatrack03 binar…
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When opendir() is called on a large directory it can be very slow (eg almost 3 secs for 200k files in one directory, catalog size ~ 64MB, CVMFS_MEMCACHE=16)
Most of this time is spent in this loop ht…
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Hi experts,
I'm using ```k4run``` for calo reconstruction, the command is:
```
$ k4run test/reconstruction/digi_reco.py --IOSvc.Output test/reconstruction/root/reconstruction_energy_10000_theta_90_…
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Hello,
I have an issue with writing the ntuple from the jagged array which was read in from another ntuple created by uproot:
```python
import uproot
data = uproot.concatenate("data.root",…
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It would be nice to use the zstd in cvmfs, rather than the older zlib. This issue should collect what needs to be done for adding zstd support in cvmfs. Note that the storage format hashes files afte…