{"id":125,"date":"2010-03-16T01:23:53","date_gmt":"2010-03-16T01:23:53","guid":{"rendered":"http:\/\/poojanwagh.opalstacked.com\/techblog\/?p=125"},"modified":"2011-02-01T03:52:27","modified_gmt":"2011-02-01T03:52:27","slug":"tuning-freebsd-for-samba-network-performance","status":"publish","type":"post","link":"https:\/\/tech.poojanblog.com\/blog\/un\/tuning-freebsd-for-samba-network-performance\/","title":{"rendered":"Tuning FreeBSD for Samba network performance"},"content":{"rendered":"<p>I&#8217;ve already compiled a custom kernel that enables polling. I&#8217;m now following <a href=\"http:\/\/forums.freebsd.org\/showthread.php?t=9187\" target=\"_blank\">http:\/\/forums.freebsd.org\/showthread.php?t=9187<\/a>:<\/p>\n<p>in <code>loader.conf<\/code>:<br \/>\n<code><br \/>\naio_load=&#8221;YES&#8221;<br \/>\n<\/code><\/p>\n<p>Luckily, I had already built samba with AIO support.<\/p>\n<p>In <code>smb.conf<\/code>:<\/p>\n<code><br \/>\nmin receivefile size = 131072<br \/>\naio read size = 1<br \/>\naio write size = 1<br \/>\nuse sendfile = yes<br \/>\n<\/code>\n<p>In <code>rc.conf<\/code>:<\/p>\n<code>ifconfig_re0=&#8221;DHCP polling&#8221;<\/code>\n<p>in <code>sysctl.conf<\/code>:<\/p>\n<code>kern.ipc.maxsockbuf=16777216<br \/>\nkern.ipc.nmbclusters=32768<br \/>\nkern.ipc.somaxconn=32768<br \/>\nkern.maxfiles=65536<br \/>\nkern.maxfilesperproc=32768<br \/>\nkern.maxvnodes=800000<br \/>\nnet.inet.tcp.delayed_ack=0<br \/>\nnet.inet.tcp.inflight.enable=0<br \/>\nnet.inet.tcp.path_mtu_discovery=0<br \/>\nnet.inet.tcp.recvbuf_auto=1<br \/>\nnet.inet.tcp.recvbuf_inc=524288<br \/>\nnet.inet.tcp.recvbuf_max=16777216<br \/>\nnet.inet.tcp.recvspace=65536<br \/>\nnet.inet.tcp.rfc1323=1<br \/>\nnet.inet.tcp.sendbuf_auto=1<br \/>\nnet.inet.tcp.sendbuf_inc=524288<br \/>\nnet.inet.tcp.sendspace=65536<br \/>\nnet.inet.udp.maxdgram=57344<br \/>\nnet.inet.udp.recvspace=65536<br \/>\nnet.local.stream.recvspace=65536<br \/>\nnet.inet.tcp.sendbuf_max=16777216<br \/>\nnet.inet.tcp.mssdflt=1460<\/code>\n<p style=\"text-align: left\">See also <a href=\"http:\/\/www.psc.edu\/networking\/projects\/tcptune\/\">http:\/\/www.psc.edu\/networking\/projects\/tcptune\/<\/a>.<\/p>\n<p>Nuts. Still topping out at 11 MB\/s. Wonder if it&#8217;s the disk, or if it&#8217;s the Windows 7 machine that I&#8217;m using to initiate the Samba transfer for testing.<\/p>\n<div class='wp_likes' id='wp_likes_post-125'><a class='like' href=\"javascript:wp_likes.like(125);\" title='' ><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/tech.poojanblog.com\/blog\/wp-content\/plugins\/wp-likes\/images\/like.png\" alt='' border='0'\/><\/a><span class='text'>Be the first to like.<\/span><\/p>\n<div class='like' ><a href=\"javascript:wp_likes.like(125);\">Like<\/a><\/div>\n<div class='unlike' ><a href=\"javascript:wp_likes.unlike(125);\">Unlike<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>I&#8217;ve already compiled a custom kernel that enables polling. I&#8217;m now following http:\/\/forums.freebsd.org\/showthread.php?t=9187: in : Luckily, I had already built samba with AIO support. In : In : in : See also http:\/\/www.psc.edu\/networking\/projects\/tcptune\/. Nuts. Still topping out at 11 MB\/s. Wonder if it&#8217;s the disk, or if it&#8217;s the Windows 7 machine that I&#8217;m using [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[12,44,49,50,13,3],"class_list":["post-125","post","type-post","status-publish","format-standard","hentry","category-un","tag-freebsd","tag-kernel","tag-network","tag-performance","tag-samba","tag-zfs"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts\/125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/comments?post=125"}],"version-history":[{"count":7,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts\/125\/revisions"}],"predecessor-version":[{"id":442,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/posts\/125\/revisions\/442"}],"wp:attachment":[{"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/media?parent=125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/categories?post=125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech.poojanblog.com\/blog\/wp-json\/wp\/v2\/tags?post=125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}