Release Announcement for ARC version 0.8.1

November 6, 2009

Advanced Resource Connector (ARC) version 0.8.1 is a bug fix release for the ARC 0.8 series. Please consult release notes of ARC 0.8 for detailed product description.

Changes since ARC v0.8

Extensions/enhancements:

• Grid Manager: transfer shares feature to allow data transfer fair-share - see the Grid Manager Administration guide for how to use the new "maxloadshare" configuration option
• Grid Manager: Intelligent retry strategy for temporary errors in data transfer - see the Grid Manager Administration guide for how to use the new "maxtransfertries" configuration option
• Grid Manager cache: files are distributed over multiple caches according to the size of each cache
• Grid Manager cache: caches can be cleanly drained before being taken offline
• Improved OpenLDAP relocation possibilities (bug 1616)
• Job can now find its grid-id in the environment variable GRID_GLOBAL_JOBID (bug 962)
• New urlogger for logging resource usage to an SGAS 3 server
• nordugridmap now produces a user->vo mapping along with the regular grid-map files

Bug fixes:

• Download with http options is broken (bug 1686)
• Grid Manager init script should not use -Z option (bug 1623)
• Fix out-of-range crash in information index service
• Fix for copying LFC file with no replicas being reported as successful (bug 1612)
• Fix for wrongly placed quotes in slurm backend (bug 1619)
• Fix for SE not working with new strict LDAP
• Correct slapd handling in non-standard locations
• Fixed typo in slapd configuration
• Added possibility to configure slapd from arc.conf (bug 1616)
• Fix typo in gridftp2 macro name (bug 1618)
• Fix for crash in uploaders and downloaders when using parallel transfers (bug 1613)
• BDII misbehaving on install/startup (bug 1603)
• Index service does not work on debian/ubuntu (bug 1614 and 1638)
• Zero cputime and walltime for jobs killed with ngkill -keep (bug 1239)
• ARC components now have world wide readable .pid-files (bug 1408)
• Packaging/naming conflict for man-pages between arc and util-linux (bug 1596)
• Build-problem with enable-pkgdirs (bug 1594 and 1595)
• Support for more PBS configurations (bug 1588)
• Problem with srm downloads (bug 1562)
• Walltime attribute in xrsl does not accept string like "3 hours" (bug 1649)
• On Ubuntu, infosys configured with wrong path (bug 1635)
• Unexpected setfsuid when LCAS/LCMAPS plugin enabled (bug 1495)
• Copying LFC file with no replica is reported as successful (bug 1612)

Known issues

• It is not recommended to run this release on Fedora 11 due to the information system problems (bug 1617)