diff --git a/docs.it4i/barbora/storage.md b/docs.it4i/barbora/storage.md index d591683c43223e85d1625c9cad7e0e7647912765..6cce2e8a5127a8d999f2a4e4a0d93f85d11fbb67 100644 --- a/docs.it4i/barbora/storage.md +++ b/docs.it4i/barbora/storage.md @@ -251,107 +251,9 @@ Each node is equipped with RAMDISK storage accessible at /tmp, /lscratch and /ra | /scratch | scratch temoporary | Lustre | 310TB | 5GB/s, 30GB/s burst buffer | Quota 10TB | Compute and login nodes |files older 90 days autoremoved | | /lscratch | local scratch ramdisk | tmpfs | 180GB | 130GB/s | none | Node local | auto purged after job end | -## CESNET Data Storage - -Do not use shared filesystems at IT4Innovations as a backup for large amount of data or long-term archiving purposes. - -!!! note - IT4Innovations does not provide storage capacity for data archiving. Academic staff and students of research institutions in the Czech Republic can use [CESNET Storage service][f]. - -The CESNET Storage service can be used for research purposes, mainly by academic staff and students of research institutions in the Czech Republic. - -Users of data storage CESNET (DU) association can become organizations or individual persons who are in the current employment relationship (employees) or the current study relationship (students) to a legal entity (organization) that meets the “Principles for access to CESNET Large infrastructure (Access Policy)”. - -User may only use data storage CESNET for data transfer and storage associated with activities in science, research, development, spread of education, culture, and prosperity. For details, see “Acceptable Use Policy CESNET Large Infrastructure (Acceptable Use Policy, AUP)”. - -The service is documented [here][g]. For special requirements contact directly CESNET Storage Department via e-mail [du-support(at)cesnet.cz][h]. - -The procedure to obtain the CESNET access is quick and simple. - -## CESNET Storage Access - -### Understanding CESNET Storage - -!!! note - It is very important to understand the CESNET storage before uploading data. [Read][i] first. - -Once registered for CESNET Storage, you may [access the storage][j] in number of ways. We recommend the SSHFS and RSYNC methods. - -### SSHFS Access - -!!! note - SSHFS: The storage will be mounted like a local hard drive - -The SSHFS provides a very convenient way to access the CESNET Storage. The storage will be mounted onto a local directory, exposing the vast CESNET Storage as if it was a local removable hard drive. Files can be than copied in and out in the usual fashion. - -First, create the mount point: - -```console -$ mkdir cesnet -``` - -Mount the storage. Note that you can choose among `ssh.du4.cesnet.cz` (Ostrava) and `ssh.du5.cesnet.cz` (Jihlava). Mount tier1_home **(only 5120MB!)**: - -```console -$ sshfs username@ssh.du4.cesnet.cz:. cesnet/ -``` - -For convenient future access from Barbora, install your public key: - -```console -$ cp .ssh/id_rsa.pub cesnet/.ssh/authorized_keys -``` - -Mount tier1_cache_tape for the Storage VO: - -```console -$ sshfs username@ssh.du4.cesnet.cz:/cache_tape/VO_storage/home/username cesnet/ -``` - -View the archive, copy the files and directories in and out: - -```console -$ ls cesnet/ -$ cp -a mydir cesnet/. -$ cp cesnet/myfile . -``` - -Once done, remember to unmount the storage: - -```console -$ fusermount -u cesnet -``` - -### RSYNC Access - -!!! info - RSYNC provides delta transfer for best performance and can resume interrupted transfers. - -RSYNC is a fast and extraordinarily versatile file copying tool. It is famous for its delta-transfer algorithm, which reduces the amount of data sent over the network by sending only the differences between the source files and the existing files in the destination. RSYNC is widely used for backups and mirroring and as an improved copy command for everyday use. - -RSYNC finds files that need to be transferred using a "quick check" algorithm (by default) that looks for files that have changed in size or in last-modified time. Any changes in the other preserved attributes (as requested by options) are made on the destination file directly when the quick check indicates that the file's data does not need to be updated. - -[More about RSYNC][k]. - -Transfer large files to/from CESNET storage, assuming membership in the Storage VO: - -```console -$ rsync --progress datafile username@ssh.du4.cesnet.cz:VO_storage-cache_tape/. -$ rsync --progress username@ssh.du4.cesnet.cz:VO_storage-cache_tape/datafile . -``` - -Transfer large directories to/from CESNET storage, assuming membership in the Storage VO: - -```console -$ rsync --progress -av datafolder username@ssh.du4.cesnet.cz:VO_storage-cache_tape/. -$ rsync --progress -av username@ssh.du4.cesnet.cz:VO_storage-cache_tape/datafolder . -``` - -Transfer rates of about 28 MB/s can be expected. - [1]: #home-file-system [2]: #scratch-file-system -[3]: #cesnet-data-storage +[3]: ../storage/cesnet-storage.md [4]: ../general/obtaining-login-credentials/obtaining-login-credentials.md [5]: #project-file-system [6]: ../storage/project-storage.md @@ -361,10 +263,3 @@ Transfer rates of about 28 MB/s can be expected. [c]: http://doc.lustre.org/lustre_manual.xhtml#managingstripingfreespace [d]: https://support.it4i.cz/rt [e]: http://man7.org/linux/man-pages/man1/nfs4_setfacl.1.html -[f]: https://du.cesnet.cz/ -[g]: https://du.cesnet.cz/en/start -[h]: mailto:du-support@cesnet.cz -[i]: https://du.cesnet.cz/en/navody/home-migrace-plzen/start -[j]: https://du.cesnet.cz/en/navody/faq/start -[k]: https://du.cesnet.cz/en/navody/rsync/start#pro_bezne_uzivatele -[l]: http://man7.org/linux/man-pages/man1/nfs4_getfacl.1.html diff --git a/docs.it4i/salomon/storage.md b/docs.it4i/salomon/storage.md index 640844b2ee9c3fbbb2b248277a6db8c45a4ff4dd..ad024e000982d7752dae92124c2d1a52e0bc7eca 100644 --- a/docs.it4i/salomon/storage.md +++ b/docs.it4i/salomon/storage.md @@ -398,111 +398,12 @@ N = number of compute nodes in the job. N = number of compute nodes in the job. -## CESNET Data Storage - -Do not use shared file systems at IT4Innovations as a backup for large amount of data or long-term archiving purposes. - -!!! note - IT4Innovations does not provide storage capacity for data archiving. Academic staff and students of research institutions in the Czech Republic can use [CESNET Storage service][e]. - -The CESNET Storage service can be used for research purposes, mainly by academic staff and students of research institutions in the Czech Republic. - -The user of data storage CESNET (DU) association can be an organization or an individual person who is in the current employment relationship (employees) or the current study relationship (students) to a legal entity (organization) that meets the “Principles for access to CESNET Large infrastructure (Access Policy)”. - -The user may only use the CESNET data storage for data transfer and storage associated with activities in science, research, development, spread of education, culture, and prosperity. For details, see “Acceptable Use Policy CESNET Large Infrastructure (Acceptable Use Policy, AUP)”. - -The service is documented [here][f]. For special requirements contact directly CESNET Storage Department via e-mail [du-support(at)cesnet.cz][g]. - -The procedure to obtain the CESNET access is quick and simple. - -## CESNET Storage Access - -### Understanding CESNET Storage - -!!! note - It is very important to understand the CESNET storage before uploading data. [Read][h] first. - -Once registered for CESNET Storage, you may [access the storage][i] in number of ways. We recommend the SSHFS and RSYNC methods. - -### SSHFS Access - -!!! note - SSHFS: The storage will be mounted like a local hard drive - -The SSHFS provides a very convenient way to access the CESNET Storage. The storage will be mounted onto a local directory, exposing the vast CESNET Storage as if it was a local removable hard drive. Files can be than copied in and out in a usual fashion. - -First, create the mount point: - -```console -$ mkdir cesnet -``` - -Mount the storage. Note that you can choose among ssh.du4.cesnet.cz (Ostrava) and ssh.du5.cesnet.cz (Jihlava). -Mount tier1_home **(only 5120M !)**: - -```console -$ sshfs username@ssh.du4.cesnet.cz:. cesnet/ -``` - -For easy future access, install your public key: - -```console -$ cp .ssh/id_rsa.pub cesnet/.ssh/authorized_keys -``` - -Mount tier1_cache_tape for the Storage VO: - -```console -$ sshfs username@ssh.du4.cesnet.cz:/cache_tape/VO_storage/home/username cesnet/ -``` - -View the archive, copy the files and directories in and out: - -```console -$ ls cesnet/ -$ cp -a mydir cesnet/. -$ cp cesnet/myfile . -``` - -Once done, remember to unmount the storage: - -```console -$ fusermount -u cesnet -``` - -### Rsync Access - -!!! note - Rsync provides delta transfer for best performance and can resume interrupted transfers. - -Rsync is a fast and extraordinarily versatile file copying tool. It is famous for its delta-transfer algorithm, which reduces the amount of data sent over the network by sending only the differences between the source files and the existing files in the destination. Rsync is widely used for backups and mirroring and as an improved copy command for everyday use. - -Rsync finds files that need to be transferred using a "quick check" algorithm (by default) that looks for files that have changed in size or in last-modified time. Any changes in the other preserved attributes (as requested by options) are made on the destination file directly when the quick check indicates that the file's data does not need to be updated. - -More about Rsync [here][j]. - -Transfer large files to/from CESNET storage, assuming membership in the Storage VO: - -```console -$ rsync --progress datafile username@ssh.du4.cesnet.cz:VO_storage-cache_tape/. -$ rsync --progress username@ssh.du4.cesnet.cz:VO_storage-cache_tape/datafile . -``` - -Transfer large directories to/from CESNET storage, assuming membership in the Storage VO: - -```console -$ rsync --progress -av datafolder username@ssh.du4.cesnet.cz:VO_storage-cache_tape/. -$ rsync --progress -av username@ssh.du4.cesnet.cz:VO_storage-cache_tape/datafolder . -``` - -Transfer rates of about 28MB/s can be expected. - [1]: #home [2]: #shared-filesystems [3]: #work [4]: #temp [5]: #archiving -[6]: #cesnet-data-storage +[6]: ../storage/cesnet-storage.md [7]: #home-filesystem [8]: #scratch-filesystem [9]: #shared-workspaces @@ -510,9 +411,3 @@ Transfer rates of about 28MB/s can be expected. [c]: https://access.redhat.com/documentation/en-US/Red_Hat_Storage/2.0/html/Administration_Guide/ch09s05.html [d]: https://support.it4i.cz/rt -[e]: https://du.cesnet.cz/ -[f]: https://du.cesnet.cz/en/start -[g]: mailto:du-support@cesnet.cz -[h]: https://du.cesnet.cz/en/navody/home-migrace-plzen/start -[i]: https://du.cesnet.cz/en/navody/faq/start) -[j]: https://du.cesnet.cz/en/navody/rsync/start#pro_bezne_uzivatele diff --git a/docs.it4i/storage/cesnet-storage.md b/docs.it4i/storage/cesnet-storage.md new file mode 100644 index 0000000000000000000000000000000000000000..8bb1a90259c6848e8f4c5a81237a789f81817839 --- /dev/null +++ b/docs.it4i/storage/cesnet-storage.md @@ -0,0 +1,101 @@ +# CESNET Data Storage + +IT4Innovations' shared file systems are not intended as a backup for large amount of data or for long-term archiving purposes. +Academic staff and students of research institutions in the Czech Republic should use [CESNET Storage service][a]. + +CESNET data storage can be used by any organization or an individual person who is in the current employment relationship (employees) or the current study relationship (students) to a legal entity (organization) that meets the “Principles for access to CESNET Large infrastructure (Access Policy)”. + +The user may only use the CESNET data storage for data transfer and storage associated with activities in science, research, development, spread of education, culture, and prosperity. For details, see “Acceptable Use Policy CESNET Large Infrastructure (Acceptable Use Policy, AUP)”. + +The service is documented [here][b]. For special requirements contact directly CESNET Storage Department via e-mail [du-support(at)cesnet.cz][c]. + +The procedure to obtain the CESNET access is quick and simple. + +## CESNET Storage Access + +### Understanding CESNET Storage + +!!! note + It is very important to understand the CESNET storage before uploading data. [Read][d] first. + +Once registered for CESNET Storage, you may [access the storage][e] in number of ways. We recommend the SSHFS and RSYNC methods. + +### SSHFS Access + +!!! note + SSHFS: The storage will be mounted like a local hard drive + +The SSHFS provides a very convenient way to access the CESNET Storage. The storage will be mounted onto a local directory, exposing the vast CESNET Storage as if it was a local removable hard drive. Files can be than copied in and out in a usual fashion. + +First, create the mount point: + +```console +$ mkdir cesnet +``` + +Mount the storage. Note that you can choose among ssh.du4.cesnet.cz (Ostrava) and ssh.du5.cesnet.cz (Jihlava). +Mount tier1_home **(only 5120M !)**: + +```console +$ sshfs username@ssh.du4.cesnet.cz:. cesnet/ +``` + +For easy future access, install your public key: + +```console +$ cp .ssh/id_rsa.pub cesnet/.ssh/authorized_keys +``` + +Mount tier1_cache_tape for the Storage VO: + +```console +$ sshfs username@ssh.du4.cesnet.cz:/cache_tape/VO_storage/home/username cesnet/ +``` + +View the archive, copy the files and directories in and out: + +```console +$ ls cesnet/ +$ cp -a mydir cesnet/. +$ cp cesnet/myfile . +``` + +Once done, remember to unmount the storage: + +```console +$ fusermount -u cesnet +``` + +### Rsync Access + +!!! note + Rsync provides delta transfer for best performance and can resume interrupted transfers. + +Rsync is a fast and extraordinarily versatile file copying tool. It is famous for its delta-transfer algorithm, which reduces the amount of data sent over the network by sending only the differences between the source files and the existing files in the destination. Rsync is widely used for backups and mirroring and as an improved copy command for everyday use. + +Rsync finds files that need to be transferred using a "quick check" algorithm (by default) that looks for files that have changed in size or in last-modified time. Any changes in the other preserved attributes (as requested by options) are made on the destination file directly when the quick check indicates that the file's data does not need to be updated. + +More about Rsync [here][f]. + +Transfer large files to/from CESNET storage, assuming membership in the Storage VO: + +```console +$ rsync --progress datafile username@ssh.du4.cesnet.cz:VO_storage-cache_tape/. +$ rsync --progress username@ssh.du4.cesnet.cz:VO_storage-cache_tape/datafile . +``` + +Transfer large directories to/from CESNET storage, assuming membership in the Storage VO: + +```console +$ rsync --progress -av datafolder username@ssh.du4.cesnet.cz:VO_storage-cache_tape/. +$ rsync --progress -av username@ssh.du4.cesnet.cz:VO_storage-cache_tape/datafolder . +``` + +Transfer rates of about 28MB/s can be expected. + +[a]: https://du.cesnet.cz/ +[b]: https://du.cesnet.cz/en/start +[c]: mailto:du-support@cesnet.cz +[d]: https://du.cesnet.cz/en/navody/home-migrace-plzen/start +[e]: https://du.cesnet.cz/en/navody/faq/start) +[f]: https://du.cesnet.cz/en/navody/rsync/start#pro_bezne_uzivatele diff --git a/mkdocs.yml b/mkdocs.yml index 1cb1cd5af4e3a16956bfa0207293f4dc5a616ed0..5a2c1af6ffa17bc9920c9fc485d472d77e0fd4f7 100644 --- a/mkdocs.yml +++ b/mkdocs.yml @@ -71,6 +71,7 @@ nav: - Withdrawal from service: anselm-salomon-shutdown.md - PROJECT Storage Availability: project-storage-availability.md - Storage: + - CESNET: storage/cesnet-storage.md - PROJECT: storage/project-storage.md - Clusters: - Barbora: