From: Osamu T. <ta...@cs...> - 2009-08-23 14:27:59
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Hi all, We are pleased to announce the release of Gfarm file system version 2.3.0, Gfarm2fs version 1.1.1, and Gfarm GridFTP DSI version 1.0.0. http://sourceforge.net/projects/gfarm/ Major update includes extended attributes, XML extended attributes, automatic reconnection to gfmd, group management by the Virtual Organization Membership Service (VOMS), multiple spools support in GSI. XML extended attributes are a unique feature of Gfarm, which is searchable by XPath. Multiple spools support is a contribution from Nikola Garafolic. This release also includes some bug fixes. After upgrading to this version, it is necessary to update the backend database setting as follows; # service gfmd stop # config-gfarm-update --update # service gfmd start Now 'config-gfarm-update' supports the PostgreSQL backend and OpenLDAP backend. If you specified the --prefix option when configuring the Gfarm file system by config-gfarm, the --prefix option is required for config-gfarm-update. Also note that it is necessary to restart gfmd and gfsd (several times for safe) after upgrading. It is *not* necessary to execute config-gfarm or config-gfsd script again. Release note for Gfarm 2.3.0 ============================ [2009.8.23] New Feature * automatic reconnection to gfmd * extended attribute * XML extended attribute that is searchable by XPath * group management by the Virtual Organization Membership Service (VOMS) * gfarmroot group - super users' group in Gfarm * multiple spools support in GSI [contribution from Nikola Garafolic] New Command * gfvoms-sync - synchronizes the group information with the VOMS * gfxattr - set, get, remove, and list extended attributes * gffindxmlattr - search XML extended attributes by XPath New API * gfs_{set,get,list,remove}xattr, gfs_f{set,get,remove}xattr - extended attribute support * gfs_{set,get,list,remove}xmlattr - XML extended attribute support * gfs_findxmlattr, gfs_getxmlent, gfs_closexmlattr - XML extended attribute search New configuration in gfmd.conf * metadb_server_dbq_size directive to specify a queue length for backend database Updated feature * gfdf - add the -n option to display hostnames of available file system nodes * config-gfarm-update - the --update-symlink option is replaced with the --update option, which updates the metadata schema of backend database for not only symbolic links but also extended attributes * config-gfarm-update - support ldap backend * config-gfarm - add -X option to enable XML extended attribute. * gfmd - use epoll if available that improves the response time in Linux Bug fix * gfmd - fix a critical problem such that there is a case to remain invalid old replicas even when it is updated. * gfmd - fix a problem such that an application hangs when opening a file in write mode that is opened by another application. * config-gfarm - fix unbound variable error when setting the DEBUG environment variable. * update st_atime and st_mtime in backend database --- Osamu Tatebe Department of Computer Science, University of Tsukuba 1-1-1 Tennodai, Tsukuba, Ibaraki 3058577 Japan |