Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision | |||
|
services:computing:hpc [2023/10/27 12:06] calucci [Queue System] |
services:computing:hpc [2024/03/06 13:30] (current) calucci hwperf |
||
|---|---|---|---|
| Line 54: | Line 54: | ||
| - | ====== Simplest possible job ====== | + | ===== Simplest possible job ===== |
| This is a single-core job with default time and memory limits (1 hour and 0.5GB) | This is a single-core job with default time and memory limits (1 hour and 0.5GB) | ||
| Line 74: | Line 74: | ||
| <note warning>Please note that MPI jobs are only supported if they allocate all available core/threads on each node (so 20c/40t on *1 partitions and 32c/64t on *2 partitions. In this context, //not supported// means that jobs using fewer cores/threads than available may or may not work, depending on how cores //not// allocated to your job are used.</note> | <note warning>Please note that MPI jobs are only supported if they allocate all available core/threads on each node (so 20c/40t on *1 partitions and 32c/64t on *2 partitions. In this context, //not supported// means that jobs using fewer cores/threads than available may or may not work, depending on how cores //not// allocated to your job are used.</note> | ||
| + | |||
| + | ==== Access to hardware-based performance counters ==== | ||
| + | |||
| + | Access to hardware-based performance counters is disabled by default for security reasons. It can be enabled on request, only for node-exclusive jobs (i.e. for allocations where a single job is allowed to run on each node), use ''sbatch -C hwperf --exclusive ...'' | ||
| + | |||
| ===== Filesystem Usage and Backup Policy ===== | ===== Filesystem Usage and Backup Policy ===== | ||