Release Information
- Gfarm File System
- Gfarm2fs
- Gfarm Zabbix Plugin
This release includes useful updates & fixes, such as support for read-only file systems. We recommend updating to this version. Please note that when updating, you must update the configuration as follows before starting the metadata server gfmd.
Update History
Release note for Gfarm 2.7.17 [2020.9.17]
- Update note
-
- this release requires config-gfarm-update –update
- New feature
-
- libgfarm – Multithread safe. For details, see lib/libgfarm/README.MT-safe
- Gfarm read only file system – gfstatus -Mm "read_only enable"
- pkg-config support
- New configuration file
-
- gfmd.failover.conf – this configuration file will be read at failover, which is mainly used by Gfarm-zabbix failover mechanism to make Gfarm read only when gfmd is failed over but it may be stale. This file is created by config-gfarm or config-gfarm-update –update.
- New configuration directive
-
- read_only – read only file system
- spool_server_read_only_interval – if there are files still opened & modified when Gfarm is changed to a read only file system, these files cannot be closed until Gfarm is changed to a read-write file system. This directive specifies the interval in second for gfsd to check the status change.
- include – includes a configuration file
- include_nesting_limit – limits the nesting level of include files
- failover_notify_delay – delay to notify failover to gfsd servers
- Documentation
-
- document for Gfarm encrypted file system using EncFS
- Updated feature
-
- gfarmbb – -mpi & -conf options to set up Gfarm/BB using mpirun
- gfmv – allow gfmv between different directory quota setting [#1081]
- gfkey – -V option to display version information
- gfstatus – auth directive can be dynamically updated
- config-gfarm-update – error check
- gfsd – display gfsd type in command line field of ps(1) [#1100]
- gfmd – record gfmd config changes in log [#1097]
- gfmd – -u option to specify file name of gfmd.failover.conf
- gfmd – automatic quota check again, which makes gfquotacheck unnecessary
- libgfarm – support GFARM_FILE_UNBUFFERED in open flag
- FTBFS on GNU Hurd [#805]
- Bug fix
-
- removing user may crash gfmd at restart when using directory quota [#1102]
- fix segfault when calling gfarm_initialize after gfarm_terminate if log_file directive is used
- when gfmd is failovered, quota is not correct [#1101]
Release note for Gfarm2fs 1.2.14 [2020.9.17]
- Updated feature
-
- gfarm2fs – multithread safe. For backward compatibility use -s option
- mount.hpci – accept sharedsecret authentication
- mount.hpci – mount in /tmp when /gfarm mount directory is not available
Release note for Gfarm Zabbix plugin 4.2 [2020.9.17]
- New feature
-
- add new setting "POSTGRES_PID_FILE" in install.conf, pathname of PID file for the PostgreSQL daemon. [GitHub oss-tsukuba/gfarm-zabbix#1]
- make failover script utilize the gfmd read_only feature since gfarm-2.7.17. this adds the following configuration directives to gfarm_gfmd_failover.conf:
- "read_only_failover_config" specifies the setting which will be written to gfmd.failover.agent.conf when split brain may happen.
- "read_write_failover_config" specifies the setting which will be written to gfmd.failover.agent.conf when split brain must not happen.
- "allow_inconsistency" – if this is "true" & failover_type is"availability, failover is allowed even if there is newer metadata in some metadata servers which are down. the read_only_failover_config setting will be written to gfmd.failover.config before the failover.
- "gfmd_failover_agent_conf_file" – pathname of gfmd.failover.agent.conf [GitHub oss-tsukuba/gfarm-zabbix#2]
