{"id":635,"date":"2020-05-18T16:50:01","date_gmt":"2020-05-18T14:50:01","guid":{"rendered":"http:\/\/calculs.univ-cotedazur.fr\/?page_id=635"},"modified":"2022-05-09T11:17:20","modified_gmt":"2022-05-09T09:17:20","slug":"if-youre-benchmarking","status":"publish","type":"page","link":"https:\/\/calculs.univ-cotedazur.fr\/?page_id=635&lang=en","title":{"rendered":"How to choose the most appropriate job queue"},"content":{"rendered":"\n<p>If&#8230;<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_11 counter-hierarchy counter-decimal ez-toc-grey\">\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=635&amp;lang=en#Your_job_has_specific_needs_in_terms_of_hardware\" title=\"Your job has specific needs in terms of hardware\">Your job has specific needs in terms of hardware<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=635&amp;lang=en#You_need_a_lot_of_memory\" title=\"You need a lot of memory\">You need a lot of memory<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=635&amp;lang=en#You_want_to_perform_benchmarking\" title=\"You want to perform benchmarking\">You want to perform benchmarking<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=635&amp;lang=en#You_want_to_perform_visualisation_tasks\" title=\"You want to perform visualisation tasks\">You want to perform visualisation tasks<\/a><\/li><\/ul><\/nav><\/div>\n<h4><span class=\"ez-toc-section\" id=\"Your_job_has_specific_needs_in_terms_of_hardware\"><\/span>Your job has specific needs in terms of hardware<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>If your job has specific needs in terms of hardware (cores per node, memory, etc.), <a rel=\"noreferrer noopener\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=450&amp;lang=en\" data-type=\"page\" data-id=\"450\" target=\"_blank\">click here<\/a> to view the technical characteristics of all the machines. The associated queues can be viewed <a rel=\"noreferrer noopener\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=530&amp;lang=en\" data-type=\"page\" data-id=\"530\" target=\"_blank\">on this page<\/a>.<\/p>\n\n\n\n<h4><span class=\"ez-toc-section\" id=\"You_need_a_lot_of_memory\"><\/span>You need a lot of memory<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Intel nodes have 192 Gb of memory. The AMD nodes have 256 Gb. If you estimate this is not enough for your job, you can <a href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=463&amp;lang=en\" data-type=\"page\" data-id=\"463\">ask us<\/a> the access to the SMP machine (the <em>smp <\/em>partition) that has 1 Tb of RAM. <\/p>\n\n\n\n<h4><span class=\"ez-toc-section\" id=\"You_want_to_perform_benchmarking\"><\/span>You want to perform benchmarking<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>It is recommended to reserve a node in exclusive mode for benchmarking, even if your job requires only one or few cores. Indeed, if other jobs are running simultaneously on the same node, the input-output (I \/O) and the communications between memory and CPUs of these other jobs could impact the performance measured by your benchmark. To use the exclusive mode, add the following option:<\/p>\n\n\n\n<pre class=\"wp-block-verse\">#SBATCH \u2013exclusive<\/pre>\n\n\n\n<p>If none of our partitions matches your needs, you may <a rel=\"noreferrer noopener\" href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=463&amp;lang=en\" data-type=\"page\" data-id=\"463\" target=\"_blank\">contact us<\/a> in order to request a reservation of resources.<\/p>\n\n\n\n<h4><span class=\"ez-toc-section\" id=\"You_want_to_perform_visualisation_tasks\"><\/span>You want to perform visualisation tasks<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p><a href=\"https:\/\/calculs.univ-cotedazur.fr\/?page_id=1813&amp;lang=en\" data-type=\"page\" data-id=\"1813\">Click here to learn how to use our visualization node.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>If&#8230; Your job has specific needs in terms of hardware If your job has specific needs in terms of hardware (cores per node, memory, etc.), click here to view the technical characteristics of all the machines. The associated queues can &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"parent":580,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/pages\/635"}],"collection":[{"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=635"}],"version-history":[{"count":12,"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/pages\/635\/revisions"}],"predecessor-version":[{"id":2103,"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/pages\/635\/revisions\/2103"}],"up":[{"embeddable":true,"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=\/wp\/v2\/pages\/580"}],"wp:attachment":[{"href":"https:\/\/calculs.univ-cotedazur.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}