Gfarm version 2.7.21 and Nextcloud-Gfarm 1.0.2 released

Hi all,

We are pleased to announce the release of

* Gfarm file system version 2.7.21,
* Gfarm2fs version 1.2.17,
* Nextcloud-Gfarm version 1.0.2

https://github.com/oss-tsukuba/gfarm/releases/tag/2.7.21
https://github.com/oss-tsukuba/gfarm2fs/releases/tag/1.2.17
https://github.com/oss-tsukuba/nextcloud-gfarm/releases/tag/1.0.2

Nextcloud-Gfarm is a Nextcloud container with Gfarm backend storage,
which extends the official Nextcloud container image. It includes an
external storage app for Gfarm that enables access to Gfarm file
system.

Gfarm introduces a new gfptar parallel archive command, which
efficiently copies many small files to/from a Gfarm file system.

This release includes useful updates and bug fixes.

We recommend for all users to upgrade to this version.

Release note for Gfarm 2.7.21
=============================

[2023.3.14]

New command
* gfptar – parallel tar command

Updated feature
* gfpcopy – select from all available hosts if all hosts in
write_target_domain are readonly
* config-gfarm – support PostgreSQL 14 or later
* config-gfarm – sanity check for metadata admin user

Bug fix
* gfhost – fix segfault when executing gfhost -H host
* config-gfarm, config-gfsd – fix DEBUG=true does not work
* gfmd – fix race condition in metadata server management
* gfmd – fix error message in replication [#1137]

Release note for Gfarm2fs 1.2.17
================================

[2023.3.20]

Updated feature
* support subuid/subgid in default setting

Bug fix
* fix segafault in case of long subdir name

Release note for Nextcloud-Gfarm 1.0.2
======================================

[2023.3.20]

Updated feature
* update README.md
* make Gfarm access robust

Release note for Nextcloud-Gfarm 1.0.1
======================================

[2023.3.16]

Updated feature
* support Gfarm 2.7.21 or later

Release note for Nextcloud-Gfarm 1.0.0
======================================

[2023.3.9]

This is a Nextcloud container with Gfarm backend storage, which
extends the official Nextcloud container image. It includes an
external storage app for Gfarm that enables access to Gfarm file
system.