{"id":101,"date":"2011-07-01T02:44:00","date_gmt":"2011-06-30T22:44:00","guid":{"rendered":"http:\/\/blogs.gentoo.org\/alexxy\/?p=101"},"modified":"2011-07-03T21:32:35","modified_gmt":"2011-07-03T17:32:35","slug":"ofed-in-gentoo","status":"publish","type":"post","link":"https:\/\/blogs.gentoo.org\/alexxy\/2011\/07\/01\/ofed-in-gentoo\/","title":{"rendered":"OFED in gentoo"},"content":{"rendered":"<p>Most recent HPC envirements usualy uses Infiniband hw. Today I moved full <a href=\"http:\/\/www.openfabrics.org\/\">OFED<\/a> stack from science overlay to main tree. So now gentoo support Infiniband and iWARP <a href=\"http:\/\/en.wikipedia.org\/wiki\/Remote_direct_memory_access\">rdma<\/a> devices out of the box =)<br \/>\n<code><br \/>\ndelta-force ~ # ibstatus<br \/>\nInfiniband device 'mlx4_0' port 1 status:<br \/>\n        default gid:     fe80:0000:0000:0000:001e:0bff:ff4c:7db9<br \/>\n        base lid:        0x2<br \/>\n        sm lid:          0x4<br \/>\n        state:           4: ACTIVE<br \/>\n        phys state:      5: LinkUp<br \/>\n        rate:            20 Gb\/sec (4X DDR)<br \/>\n        link_layer:      InfiniBand<\/p>\n<p>Infiniband device 'mlx4_0' port 2 status:<br \/>\n        default gid:     fe80:0000:0000:0000:001e:0bff:ff4c:7dba<br \/>\n        base lid:        0x0<br \/>\n        sm lid:          0x0<br \/>\n        state:           1: DOWN<br \/>\n        phys state:      2: Polling<br \/>\n        rate:            10 Gb\/sec (4X)<br \/>\n        link_layer:      InfiniBand<br \/>\n<\/code><\/p>\n<p>PS: infiniband stuff lives under sys-infiniband category<br \/>\nPPS: seems in current time gentoo is only distro which support infiniband hw out of the box<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Most recent HPC envirements usualy uses Infiniband hw. Today I moved full OFED stack from science overlay to main tree. So now gentoo support Infiniband and iWARP rdma devices out of the box =) delta-force ~ # ibstatus Infiniband device &hellip; <a href=\"https:\/\/blogs.gentoo.org\/alexxy\/2011\/07\/01\/ofed-in-gentoo\/\"><\/p>\n<div class=\"nav-next\">Continue reading<\/div>\n<p><\/a><\/p>\n","protected":false},"author":134,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[8,28],"tags":[29,30],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/posts\/101"}],"collection":[{"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/users\/134"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/comments?post=101"}],"version-history":[{"count":3,"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/posts\/101\/revisions"}],"predecessor-version":[{"id":104,"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/posts\/101\/revisions\/104"}],"wp:attachment":[{"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/media?parent=101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/categories?post=101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.gentoo.org\/alexxy\/wp-json\/wp\/v2\/tags?post=101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}