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[gfarm-announce:104046] Gfarm version 2.5.4 released



Hi all,

We are pleased to announce the release of Gfarm file system version
2.5.4.

		http://sourceforge.net/projects/gfarm/

Gfarm version 2.5.4 includes many bug fixes regarding the hot standby
metadata server.  We strongly recommend to upgrade to this version.

Release note for Gfarm 2.5.4
============================

[2012.2.22]

New Command
* gfperf.rb - performance measurement tool
* gfstress.rb - heavy load generator
* gfiops - iops measurement tool

New API
* gfs_seekdir and gfs_telldir

New configuration directive
* debug_command - specify the command to be executed when SIGQUIT,
  SIGILL, SIGTRAP, SIGFPE, SIGBUS, and SIGSEGV are caught

Documentation
* Gfarm-FAQ - how to dump core

Updated feature
* link a thread-safe globus flavor
* support private mode in debian
* gfstatus - -d option for debug messages
* gfjournal - -m option to display the latest sequence number [sf.net
  trac #308]
* gfdump.postgresql - -n option to suppress stopping and starting the
  metadata server
* gfsd - terminates only if there is no file opened in write mode
* gfmd - gfmd hostname can be specified by the configuration file
  [sf.net trac #309]
* gfmd - slave gfmd exits when the database is out of date [sf.net
  trac #328]
* display backtrace when gfmd/gfsd aborts [sf.net trac #304]

Bug fix
* fix connection error in case of GSI and local host
* gfjournal - deadlock with -lv option [sf.net trac #335]
* gfdump.postgresql - always exit 1 in the dump mode
* gfmd - fix potential segfault [sf.net trac #337]
* gfmd - plug memory leak when updating metadata host at start up
  [sf.net trac #333]
* gfmd - plug memory leak when changing a slave gfmd to a master gfmd
  [sf.net trac #332]
* gfmd - fix segfault when disconnecting a master-slave gfmd channel
  [sf.net trac #330]
* gfmd - fix assertion failure when a slave gfmd reconnects to the
  master gfmd after the database is out of date [sf.net trac #322]
* gfmd - journal file cannot be correctly opened when it is
  overwritten once [sf.net trac #321]
* gfmd - plug file descriptor leak when the journal records are
  expired [sf.net trac #320]
* gfmd - fix internal error during sending journal records [sf.net
  trac #314]

---
Osamu Tatebe
Department of Computer Science, University of Tsukuba
1-1-1 Tennodai, Tsukuba, Ibaraki 3058577 Japan