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This update provides information on the latest releases, bug fixes, catalog improvements, and updated installation/maintenance tools in the DIRAC project. It also discusses the upcoming developments in data management, workload management, web portal, and multi-VO support.
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DIRAC Project Status A.Tsaregorodtsev, CPPM-IN2P3-CNRS, Marseille 10 March, DIRAC Developer meeting
Releases • Release v5r12 out 11 Feb • Multiple patches added, now at v5r12p20 • Bug fixes ( ILC, LHCb ) • Catalog improvements (Security, Optimizations) • Updated installation/maintenance tools • Bulk job submission, etc • Release v5r13 within 1-2 weeks • Absorb multiple minor improvements • Done using new branching structure • Updates after the Pylint code inspection
Releases, cont’d • Next major release v6r0 • New DISET framework • See Adria’s presentation • New Externals • Python 2.6 • Updated release and code distribution tools
DIRAC Code Repository • DIRAC will get an independent code repository at CERN • Separate from the LHCb and ILC code • SVN with extensive use of branches • Will have to check that the LHCb release tools are not broken • Open access to the DIRAC developers • CERN registered, and not only, to be investigated • Possibility to move to GIT repository will be investigated • Modern, good support for the concurrent developments
Documentation • More Contents is added to the DIRAC Docs • Command reference • Generated from the command doc strings • A number of tutorials is also available on the DIRAC Trac site • Docs can be distributed together with the general release • Installable together with and served by the Web portal
DIRAC Web Site • DIRAC Site is under construction • Based on a blog engine ( Google Docs, Calendar ? ) • General info • DIRAC and Partner news • RFCs, etc • Guides and code documentation generated with Sphynx • First version should be out within 2 weeks • Software project management • Based on Trac • Plus necessary extensions • Everybody is welcome to participate and comment on building this common space
Upcoming developments • Data Management • Streamlined data transfers • Scheduling, monitoring • Storage Usage Accounting • Fine grained • Dynamic data placement • Driven by the LHCb requirements • More aggressive Data Integrity checks • Regular • Dynamic
Upcoming developments, cont’d • Workload Management • Increase scalability • Up to 70K jobs per day now • x 5-10 times higher capacity as a goal ? • Job trends monitoring without the use of Accounting • More flexible bulk submission, job splitting, DAGs • Web Portal developments • Administrator interfaces • Meta and Replica Catalog interfaces • Wide use of User Profiles
Upcoming developments, cont’d • MultiVO support • DIRAC installations serving groups from various VOs, e.g. regional or national grids • Requirements • Per VO description of • Available resources • Operation parameters • User and groups with specific VOMS details • etc