1 / 5

Updates on gLite Middleware: WMS and SL5 Releases, Issues Resolved, and Future Plans

This update discusses the recent challenges faced with the gLite WMS in production after two weeks of load, along with available workarounds. Key improvements, including Patch 2597 aimed at resolving most issues, certified SCAS/glexec, and updates to VDT and FTS for certificate handling, are highlighted. The certification process is underway, with new scripts being tested for SL5. The DPM and LFC are set for independent releases, while the CREAM and BDII components are being developed with necessary updates. Production releases are anticipated in May.

lita
Télécharger la présentation

Updates on gLite Middleware: WMS and SL5 Releases, Issues Resolved, and Future Plans

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Middleware Update Andreas Unterkircher SA3 CERN

  2. gLite releases (SL4) WMS update showed problems in production after 2 weeks of load • Workaround is available (thanks to Maarten Litmaath) • Shows the necessity of early life support/managed rollout • Patch 2597 “In Certification” – claims to fix most of the problems Updated VDT 1.6 with gridFTP2 support FTS fix for invalid delegated proxy certificates Latest update this week (minor fixes) SCAS/glexec is certified • Currently in PPS • Pilots: IN2P3, FZK, NIKHEF The updated gLite release process - A. Unterkircher

  3. gLite 3.2/SL5 WN released 23. 03. 09 • Didn’t receive any complaints so far (but not yet installed widely) • We know that lcg-ManageVOTag and lcg-tag don’t work. Fixes already provided; patches in “Ready for Certification” LCG AA area for SL5 • New scripts to also update on SL5 are currently being tested SL5 UI • Pre-certification testing during the past 2 weeks • Found some issues • Received fix for last blocker (wms-ui) yesterday • Patch can go to certification now • If no problems occur it can be released to production end of April The updated gLite release process - A. Unterkircher

  4. DPM and LFC • SL5 release tag provided by developers this week • DPM and LFC can now be released independently (thanks to AkosFrohner) • Needs an updated VDT rpm (globusgsi threading bug). Provided by VDT this week • We can now construct the SL5 node types • Release to production: starting first half of May FTS/FTA/FTM • Release tag not yet received • Needs an updated gLite trustmanager (not yet available) The updated gLite release process - A. Unterkircher

  5. CREAM • Builds on SL5 • Not yet being worked on; needs also updated trustmanager BDII • Should be easy as the rpms are noarch • SL5 specific issue has been found, new rpm received yesterday The updated gLite release process - A. Unterkircher

More Related