Category Archives: ニュース

Gfarm 2.7.3 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.7.3
* Gfarm file system version 2.6.18
* Gfarm Zabbix plugin version 4.0.1

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

This Gfarm release includes destination schedule update of gfpcopy to
mitigate destination conflicts, and other useful updates and bug fixes.

Gfarm Zabbix plugin fixes Zabbix-1.8 issue with Template OS Linux, and
useful updates.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.7.3
============================

[2017.3.26]

Update feature
* gfprep, gfpcopy – a new scheduling to mitigate destination conflict
under concurrent gfprep and gfpcopy executions
* start replica check when a busy host becomes idle

New configuration directive
* metadb_server_remover_queue_length – queue length for remove
requests to make it a low priority not to prevent from replication
requests

Bug fix
* gfmd may not respond when sending journal logs to async slaves
* write only files may not be moved to lost+found
* Gfarm RPM packages cannot be installed on RHEL7 or CentOS7

Release note for Gfarm 2.6.18
=============================

[2017.3.26]

Update feature
* gfprep, gfpcopy – a new scheduling to mitigate destination conflict
under concurrent gfprep and gfpcopy executions
* start replica check when a busy host becomes idle

Bug fix
* gfmd may not respond when sending journal logs to async slaves
* write only files may not be moved to lost+found
* Gfarm RPM packages cannot be installed on RHEL7 or CentOS7

Release note for Gfarm Zabbix plugin 4.0.1
==========================================

[2017.3.26]

Updated feature
* ZABBIX_PREFIX in install.conf used as the Zabbix installation path

Bug fix
* gfarm_zabbix _alt templates do not work with zabbix-1.8

Gfarm 2.7.2 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.7.2
* Gfarm file system version 2.6.17

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

This Gfarm release includes a feature to disable file system node
group based replica location control, and an update to exclude busy
nodes for file replica creation, and other useful updates and bug
fixes.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.7.2
============================

[2017.2.4]

New configuration directive
* replicainfo – disables file system group based replica location
control feature. Only number of file replicas is maintained. This
directive is available for gfmd

Updated feature
* gfmd – support none backend database for temporal Gfarm file system
without any backend database. Journaling keeps metadata change log
up to the journal file size
* gfmd – do not create file replicas in busy file system nodes

Release note for Gfarm 2.6.17
=============================

[2017.2.4]

New configuration directive
* replicainfo – disables file system group based replica location
control feature. Only number of file replicas is maintained. This
directive is available for gfmd

Updated feature
* gfmd – do not create file replicas in busy file system nodes

Gfarm 2.7.1 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.7.1
* Gfarm file system version 2.6.16
* Gfarm Zabbix plugin version 4.0.0

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

This Gfarm release includes destination schedule update of gfpcopy to
exclude busy hosts, and other useful updates and bug fixes.

Gfarm Zabbix plugin fixes issues with Template OS Linux, and enhances
the silent data corruption support to alert every checksum mismatch
error without any summarization.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.7.1 and 2.6.16
=======================================

[2017.1.14]

Updated feature
* gfpcopy, gfprep – do not copy to busy hosts by default. This will
be disabled by -B option
* gfpcopy, gfprep – -I option to specify interval to collect host
information. Default is 300 seconds.
* gfsd – adjust log level for non-critical replication failure

Bug fix
* incorrect metadb_server_list causes assertion failure

Release note for Gfarm Zabbix plugin 4.0.0
==========================================

[2016.12.28]

Updated feature
* restructure the templates.
Template_Gfarm_linux, which enables detection of some critical problems,
can coexist with “Template OS Linux” with this change.
The definitions which cannot coexist with “Template OS Linux” are
moved to the Template_gfarm*_alt templates. (e.g. Template_Gfarm_linux_alt)
[sf.net ticket #966]
* make Template_Gfarm_linux treat “I/O error” message from kernel
as “high” priority problem instead of an “average” problem.
[sf.net ticket #930]
* make Template_Gfarm_linux detect “bio too big device” message from kernel.
which shows a critical problem about the stroage. [sf.net ticket #931]
* make Template_Gfarm_linux detect “XFS: Internal error” message from kernel.
[sf.net ticket #976]
* report all critical “checksum mismatch” errors from gfmd,
all critical write_verify related errors from gfsd, and
all “Input/output error” / “Stale file handle” errors from gfsd
without any summarization. [sf.net ticket #977]

Documentation Update
* improve installation procedure [sf.net ticket #932]
* clarify macro settings [sf.net ticket #945]

Gfarm 2.7.0 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.7.0
* Gfarm2fs version 1.2.10

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

Gfarm 2.7.0 is a major update that includes the following new
features;

– InfiniBand RDMA support
– Directory Quota

InfiniBand RDMA improves the access performance in InfiniBand network
environment. To enable the InfiniBand RDMA support, specify
–with-infiniband option at configure. See INSTALL.en and
doc/Gfarm-FAQ.en for details.

Directory quota limits file usage including number of inodes and total
file size, under a set of directories. See
doc/html/en/user/dirquota.html for details.

To update from Gfarm 2.6.X or earlier to Gfarm 2.7.0,
config-gfarm-update is required to update a Postgresql database
schema;

% service gfarm-pgsql start
% config-gfarm-update –update
% service gfmd start

Release note for Gfarm 2.7.0
============================

[2016.12.8]

New feature
* InfiniBand RDMA support
* Directory quota (see doc/html/en/user/dirquota.html for details)

New command
* gfdirquota – manage directory set for directory quota

New configuration directive
* ib_rdma – enables or disables InfiniBand RDMA data transfer. When
configuring –with-infiniband, default is enable.
* rdma_device_name, rdma_port – optional directive to specify device
name and port number, respectively, for RDMA data transfer
* rdma_min_size – minimum size for RDMA data transfer. Default is
65536 bytes
* rdma_mr_reg_mode – specifies memory registration mode. Default is
static.
* rdma_mr_reg_static_min_size, rdma_mr_reg_static_max_size – minimum
and maximum size for static RDMA buffer for each gfsd connection.
Default is 1MiB and 16MiB, respectively
* directory_quota_count_per_user_limit – maximum number of directory
sets for each user. Default is 100

Updated feature
* gfedquota, gfquota – -D and -d options for directory quota

Release note for Gfarm2fs 1.2.10
================================

[2016.12.8]

Updated feature
* -o directory_quota_rename_error_exdev option – enables client-side
directory move between different directory sets by copying and
removing

Gfarm 2.6.15 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.6.15

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

This release includes OpenSSL 1.1.0 support, a new option of gfprep,
and other useful updates and bug fixes.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.6.15
=============================

[2016.12.3]

Updated feature
* OpenSSL 1.1.0 support
* gfprep – -mm option to keep an original copy in migration mode
* gfsd – log message of write_verify process includes the hostname

Bug fix
* gfprep -m may fail due to file busy even though all operations succeed

Gfarm 2.6.14 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.6.14

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

This release includes a new command gflsof to list current opened
Gfarm files. It also includes useful updates.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.6.14
=============================

[2016.10.26]

New command
* gflsof – list current opened Gfarm files

Updated feature
* increase default timeout to connect to gfmd to 35 seconds to cope
with fault of primary and secondary DNS servers

Gfarm 2.6.13 released

We are pleased to announce the release of

* Gfarm file system version 2.6.13

This release supports a new configuration directive to specify the
maximum number of open files. It also includes useful updates.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.6.13
=============================

[2016.9.27]

New configuration directive
* max_open_files – specify the maximum number of open files. Default
is 1024.

Updated feature
* gfmd – keep minimum disk space to reduce no space risk

Gfarm 2.6.12 released

We are pleased to announce the release of

* Gfarm file system version 2.6.12

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

This release supports failover of symbolic link in Gfarm URL format.
That is, a symbolic link gfarm://serverA:port/path/name can be
accessed even though the serverA is failed over to serverB. To
support this, metadata_server_list directive can be used multiple
times to specify several metadata server groups.

It changes Ganglia plugin format to avoid false sharing of cache
line, which requires to update the plugin as follows;

service gmond stop
config-gfmd-iostat -f …
config-gfsd-iostat -f …
service gmond start

It also includes several bug fixes.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.6.12
=============================

[2016.8.16]

New feature
* symbolic link support for master-slave redundant metadata servers –
metadb_server_list directive can be used several times to specify
several metadata server groups

Updated feature
* iostat – new data format that aligns the cache line to avoid
unnecessary false sharing. This requires ganglia plugin update by
config-{gfsd,gfmd}-iostat -f

Bug fix
* fix compilation error on Linux/alpha. This patch is contributed by
Michael Cree via Dmitry Smirnov [https://bugs.debian.org/827021]
* gfpcopy – plug memory leak, which was introduced in Gfarm 2.6.6
* gfmd – quota is not effective just after gfmd start-up or failover
* gfmd – incorrect grace period for soft quota after gfmd restart or
failover
* gfsd – may give up to reconnect to gfmd
* gfsd – incorrect period for write_verify is reported at gfsd crash
on Linux 2.6.22 or before

Gfarm 2.6.11 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.6.11

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

This release includes several bug fixes. Regarding the deadlock of
gfmd in GSI, you need to add “export GLOBUS_THREAD_MODEL=pthread”
in /etc/init.d/gfmd.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.6.11
=============================

[2016.6.2]

Bug fix
* gfpcopy does not tolerate file migration or file replica removal
* gfs_pio_close() returns GFARM_ERR_BAD_FILE_DESCRIPTOR when it is
called against a never accessed 0-byte file
* gfmd may deadlock in GSI when using Globus Toolkit 6.0 or later
* multi spool directories – directories having the same prefix cannot
be specified

Gfarm 2.6.10 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.6.10

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

This release includes new configuration directive for performance
improvement of gfmd to disable nfs root squash support if not
necessary, and several bug fixes.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.6.10
=============================

[2016.4.25]

New configuration directive
* metadb_server_nfs_root_squash_support – disables nfs root squash
support to improve the metadata performance if it is not necessary
* write_verify_log_interval – specifies the interval to record
statistics of write verify

Updated feature
* profile and progress logging support for write verify

Bug fix
* when gfmd is down, gfsd may not log failed close operation at exit
* multiple spool directories may cause inconsistent file creation. If
this happens, alert and move it to the spool top directory.