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Update on Middleware Migration to SL5: Key Releases and Upcoming Changes at CERN

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9 diapositives · 222 Views · Aug 26, 2014

This document provides an overview of the recent updates regarding the migration from SL4 to SL5 for middleware at CERN, specifically focusing on gLite3.2. It includes critical bug fixes, upcoming releases, certification processes, and the integration of essential components like Argus and various database services. The impact on HEP applications, alongside the ongoing support and certification standards for the new environment, is highlighted. For further details and to access specific components via meta RPMs, links to certificates and updates are provided.

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  1. Middleware Update Andreas Unterkircher SA3 CERN

  2. Content SL5 migration gLite3.2/SL5 releases since last GDB & upcoming releases gLite3.1/SL4 releases since last GDB & upcoming releases Middleware Update - A. Unterkircher

  3. SL5 migration WLCG MB endorses the move to SL5/x86_64 • https://twiki.cern.ch/twiki/bin/view/LCG/SL4toSL5wnMigration All experiment-specific information should be found on the VO ID cards Meta rpm to run SL4 HEP applications on SL5/x86_64 WNs The meta rpm can be downloaded here: • http://grid-deployment.web.cern.ch/grid-deployment/download/HEP/rpm/HEP_OSlibs_SL5-1.0.0-0.x86_64.rpm Middleware Update - A. Unterkircher

  4. gLite 3.2/SL5 releases Releases since last GDB • glite-LFC_mysql v1.7.2 • glite-SE_dpm_mysql v1.7.2 • GFAL 1.11.7 (fixes bugs #51179 & #51230) • MyProxy client on WN added Middleware Update - A. Unterkircher

  5. gLite 3.2/SL5 upcoming releases SL5 Planning Wiki • https://twiki.cern.ch/twiki/bin/view/EGEE/SL5Planning VOBOX • Certified, now in PPS. Release to production planned for week of 14th Sept. Preview has been made available for Alice GLEXEC_wn • Certification started in July, several iterations were necessary (rpm changes, configuration changes) • Now in certification CREAM • Certification started in July, problems were found (BLAHP crashing on 64bit), rpm changes • Now in certification Middleware Update - A. Unterkircher

  6. gLite 3.2/SL5 upcoming releases GLUE2 enabled BDII • In PPS, release planned for week of 14th September GFAL 1.11.8-2/lcg_util 1.7.6-1 • In PPS, release planned for week of 14th September • Several critical bug fixes Middleware Update - A. Unterkircher

  7. gLite 3.2/SL5 upcoming releases Argus service • In certification • Main functionality of PAP, PDP, PEP has been successfully tested, as well as full chain tests using pepcli. • Initial configuration problems and minor bugs found – new rpms have been provided. See patch #3076 • Still to do: • More use case tests (full chain with glexec-lcmaps-pep-pdp) • Stress/stability tests • https://twiki.cern.ch/twiki/bin/view/Main/ArgusCertification Middleware Update - A. Unterkircher

  8. gLite3.1/SL4 releases Releases since last GDB • DPM v1.7.2 • LFC v1.7.2 • New WMS (“WMS 3.2”) Middleware Update - A. Unterkircher

  9. gLite3.1/upcoming releases Next production release • CREAM 1.5: many bug fixes • Updates ICE (improves WMS submission to CREAM) • GFAL v1.11.8-2 • Release planned for week of 14th Sept. or 21st Sept. Middleware Update - A. Unterkircher