diff --git a/doc.zih.tu-dresden.de/docs/data_transfer/dataport_nodes.md b/doc.zih.tu-dresden.de/docs/data_transfer/dataport_nodes.md index 3b3b845fac73bd650398814cc007d1facd2e764c..0ad33a08f0c2db4336afbb88d0a12e2bee103751 100644 --- a/doc.zih.tu-dresden.de/docs/data_transfer/dataport_nodes.md +++ b/doc.zih.tu-dresden.de/docs/data_transfer/dataport_nodes.md @@ -3,11 +3,13 @@ To copy large data to/from ZIH systems, the so-called **dataport nodes** should be used. While it is possible to transfer small files directly via the login nodes, they are not intended to be used that way. Furthermore, longer transfers will hit the CPU time limit on the login nodes, i.e. the process -get killed. The **dataport nodes** have a better uplink (10 GBit/s) allowing for higher bandwidth. Note -that you cannot log in via SSH to the dataport nodes, but only use <!-- [NT] currently not available:`scp`, -->`rsync` or `sftp` -(incl. FTP-clients like e.g. [FileZilla](https://filezilla-project.org/)) on them. +get killed. The **dataport nodes** have a better uplink (10 GBit/s) allowing for higher bandwidth. +Note that you cannot log in via SSH to the dataport nodes, but only use +<!-- [NT] currently not available:`scp`, --> +`rsync` or `sftp` (incl. FTP-clients like e.g. +[FileZilla](https://filezilla-project.org/)) on them. -The dataport nodes are reachable under the hostnames +The dataport nodes are reachable under the hostnames - `dataport1.hpc.tu-dresden.de` (IP: 141.30.73.4) - `dataport2.hpc.tu-dresden.de` (IP: 141.30.73.5) @@ -35,6 +37,7 @@ are explained in the following section in more detail. The following explanations require that you have already set up your [SSH configuration](../access/ssh_login.md#configuring-default-parameters-for-ssh). <!-- [NT] scp currently not available + ### SCP The tool [`scp`](https://www.man7.org/linux/man-pages/man1/scp.1.html) @@ -73,6 +76,7 @@ in a directory, the option `-r` has to be specified. marie@local$ scp -r dataport:output /tmp ``` --> + ### SFTP The tool [`sftp`](https://man7.org/linux/man-pages/man1/sftp.1.html) (OpenSSH secure file transfer) @@ -82,11 +86,11 @@ use compression to increase performance. `sftp` is basically a virtual command line, which you could access and exit as follows. !!! warning "Note" - It is important from which point in your directory tree you 'enter' `sftp`! + It is important from which point in your directory tree you 'enter' `sftp`! The current working directory (double ckeck with `pwd`) will be the target folder on your local machine from/to which remote files from the ZIH system will be put/get by `sftp`. The local folder might also be changed during a session with special commands. - During the `sftp` session, you can use regular commands like `ls`, `cd`, `pwd` etc. + During the `sftp` session, you can use regular commands like `ls`, `cd`, `pwd` etc. But if you wish to access your local workstation, these must be prefixed with the letter `l` (`l`ocal), e.g., `lls`, `lcd` or `lpwd`.