| Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédenteDernière révisionLes deux révisions suivantes |
| en:documentation:tutorials:scratch [2020/02/10 16:12] – [Using the /scratch : automatic copy] ltaulell | en:documentation:tutorials:scratch [2021/11/18 15:20] – [Network topology of PSMN] ltaulell |
|---|
| Two types of ''/scratch'' are available: | Two types of ''/scratch'' are available: |
| |
| <note warning> | |
| **Incomplete informations, because of new cluster (Lake)** | |
| </note> | |
| ===== Global scratch of a cluster ===== | ===== Global scratch of a cluster ===== |
| |
| |
| <note tip> | <note tip> |
| **Chimie et Bio scratches are already available** | **-At last-, ''/scratch/Lake'' is available** |
| </note> | </note> |
| |
| <code> | <code> |
| /scratch/ | /scratch/ |
| ├── Lake/ (yet to come, common to Lake cluster) | ├── Lake/ (common to Lake cluster) |
| ├── disk/ (local to some servers) | ├── disk/ (local to some servers) |
| ├── Chimie/ (reserved to chimie usage) | ├── Chimie/ (reserved to chimie usage) |
| </code> | </code> |
| |
| ==== cluster E5 ==== | ==== Cluster E5 ==== |
| |
| The ''/scratch/E5/'', common to ** E5-* ** queues is available for all [[documentation:clusters:hardware&#cluster_e5|cluster E5 nodes]]. | The ''/scratch/E5N/'', common to ** E5-* ** queues is available for all [[documentation:clusters:hardware&#cluster_e5|cluster E5 nodes]]. |
| |
| It contains ''/scratch/E5/e5-2670-gfs-scratch'', as a empty check file. | It contains ''/scratch/E5N/E5N-gfs-scratch'', as a empty check file. |
| |
| It is accessible from **[[documentation:clusters:services|cluster E5 front machines]]** | It is accessible from **[[documentation:clusters:services|cluster E5 front machines]]** |
| <code> | <code> |
| /scratch/ | /scratch/ |
| ├── E5/ (E5 scratch, common to E5 cluster) | ├── E5N/ (E5 scratch, common to E5 cluster) |
| ├── nvme/ (local to some servers) | ├── nvme/ (local to some servers) |
| ├── ssd/ (local to some servers) | ├── ssd/ (local to some servers) |
| |
| </code> | </code> |
| ==== cluster X5 ==== | ==== Cluster X5 ==== |
| |
| The ''/scratch/X5/'', common to ** X5-* ** queues is available for all [[documentation:clusters:hardware&#cluster_x55_x56|cluster x55/x56 nodes]]. | The ''/scratch/X5/'', common to ** X5-* ** queues is available for all [[documentation:clusters:hardware&#cluster_x55_x56|cluster x55/x56 nodes]]. |
| |
| |
| ==== scratch local to some nodes ==== | ==== Scratch local to some nodes ==== |
| |
| Some local ''/scratch'' are available only on some nodes. [[documentation:clusters:hardware|See detailled description]] or ask staff. | Some local ''/scratch'' are available only on some nodes. [[documentation:clusters:hardware|See detailled description]] or ask staff. |
| |
| \\ | \\ |
| The diagram below (<wrap warning>NOT up-to-date</wrap>) represents the integration of these two ''/ scratch'' spaces in the PSMN infrastructure. | The diagram below represents the integration of these ''/scratch'' spaces in the PSMN infrastructure. |
| \\ | \\ |
| |
| {{ :documentation:tutorials:psmn_network_synoptic.png?direct&660 |}} | {{ :documentation:tutorials:psmn_network_synoptic_a3_2021.png?direct&660 |}} |
| |
| <hidden> | |
| {{ :documentation:tutorials:psmn-network-synoptic.png?direct&640 |}} | |
| </hidden> | |
| \\ | \\ |
| |
