Retiring LevelDBs with the new FST attr backend

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<!--HTML-->Until EOS version 5.1.8, FST metadata on FSTs were stored in a leveldb, which was often heavily contended during writes. We added a feature to move the metadata to attributes. With a minimal configuration, we should be able to switch to the new backend and FSTs automatically move fr...

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Autor principal: Lekshmanan, Abhishek
Lenguaje:eng
Publicado: 2023
Materias:
HEP Computing
Acceso en línea:http://cds.cern.ch/record/2856953
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author Lekshmanan, Abhishek
author_facet Lekshmanan, Abhishek
author_sort Lekshmanan, Abhishek
collection CERN
description <!--HTML-->Until EOS version 5.1.8, FST metadata on FSTs were stored in a leveldb, which was often heavily contended during writes. We added a feature to move the metadata to attributes. With a minimal configuration, we should be able to switch to the new backend and FSTs automatically move from one backend to another at startup. Additionally there is some tooling to inspect all this. We briefly explain all of this so that sites can get ready to use the new backend.
id cern-2856953
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2023
record_format invenio
spelling cern-28569532023-04-26T18:53:23Zhttp://cds.cern.ch/record/2856953engLekshmanan, AbhishekRetiring LevelDBs with the new FST attr backendEOS 2023 WorkshopHEP Computing<!--HTML-->Until EOS version 5.1.8, FST metadata on FSTs were stored in a leveldb, which was often heavily contended during writes. We added a feature to move the metadata to attributes. With a minimal configuration, we should be able to switch to the new backend and FSTs automatically move from one backend to another at startup. Additionally there is some tooling to inspect all this. We briefly explain all of this so that sites can get ready to use the new backend.oai:cds.cern.ch:28569532023
spellingShingle HEP Computing
Lekshmanan, Abhishek
Retiring LevelDBs with the new FST attr backend
title Retiring LevelDBs with the new FST attr backend
title_full Retiring LevelDBs with the new FST attr backend
title_fullStr Retiring LevelDBs with the new FST attr backend
title_full_unstemmed Retiring LevelDBs with the new FST attr backend
title_short Retiring LevelDBs with the new FST attr backend
title_sort retiring leveldbs with the new fst attr backend
topic HEP Computing
url http://cds.cern.ch/record/2856953
work_keys_str_mv AT lekshmananabhishek retiringleveldbswiththenewfstattrbackend
AT lekshmananabhishek eos2023workshop

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