{"id":436,"date":"2015-02-26T15:27:26","date_gmt":"2015-02-26T21:27:26","guid":{"rendered":"http:\/\/blog.escarra.org\/?p=436"},"modified":"2015-02-26T15:27:26","modified_gmt":"2015-02-26T21:27:26","slug":"enabling-flow-control-on-freenas","status":"publish","type":"post","link":"https:\/\/blog.escarra.org\/?p=436","title":{"rendered":"Enabling Flow Control on FreeNAS"},"content":{"rendered":"<p>My switch kept complaining about the links to my FreeNAS SAN not supporting Flow Control. To enable it, edit the interface options in FreeNAS and ass\u00a0<strong>mediaopt flowcontrol\u00a0<\/strong>then save. Flow Control (and Jumbo Frames) is pretty important for iSCSI workloads to avoid dropped frames and uneven traffic.<\/p>\n<p><a href=\"http:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31.png\"><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"437\" data-permalink=\"https:\/\/blog.escarra.org\/?attachment_id=437\" data-orig-file=\"https:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31.png\" data-orig-size=\"393,476\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"2015-02-26 15_23_31\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31.png\" class=\"alignnone size-full wp-image-437\" src=\"http:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31.png\" alt=\"2015-02-26 15_23_31\" width=\"393\" height=\"476\" srcset=\"https:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31.png 393w, https:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31-248x300.png 248w\" sizes=\"auto, (max-width: 393px) 100vw, 393px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>My switch kept complaining about the links to my FreeNAS SAN not supporting Flow Control. To enable it, edit the interface options in FreeNAS and ass\u00a0mediaopt flowcontrol\u00a0then save. Flow Control (and Jumbo Frames) is pretty important for iSCSI workloads to avoid dropped frames and uneven traffic.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[1],"tags":[],"class_list":["post-436","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Gonzalo Escarr\u00e1\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/blog.escarra.org\/?p=436\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Gonzalo Escarr\u00e1&#039;s Blog\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1&#039;s Blog\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/blog.escarra.org\/?p=436\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2015-02-26T21:27:26+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2015-02-26T21:27:26+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1&#039;s Blog\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#article\",\"name\":\"Enabling Flow Control on FreeNAS | Gonzalo Escarr\\u00e1's Blog\",\"headline\":\"Enabling Flow Control on FreeNAS\",\"author\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?author=2#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/blog.escarra.org\\\/wp-content\\\/uploads\\\/2015\\\/02\\\/2015-02-26-15_23_31.png\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436\\\/#articleImage\",\"width\":393,\"height\":476},\"datePublished\":\"2015-02-26T15:27:26-06:00\",\"dateModified\":\"2015-02-26T15:27:26-06:00\",\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#webpage\"},\"articleSection\":\"Uncategorized\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/blog.escarra.org\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?cat=1#listItem\",\"name\":\"Uncategorized\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?cat=1#listItem\",\"position\":2,\"name\":\"Uncategorized\",\"item\":\"https:\\\/\\\/blog.escarra.org\\\/?cat=1\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#listItem\",\"name\":\"Enabling Flow Control on FreeNAS\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#listItem\",\"position\":3,\"name\":\"Enabling Flow Control on FreeNAS\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?cat=1#listItem\",\"name\":\"Uncategorized\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/#organization\",\"name\":\"Gonzalo Escarr\\u00e1's Blog\",\"description\":\"Lync, networking, UC, VoIP, and some other hacks.\",\"url\":\"https:\\\/\\\/blog.escarra.org\\\/\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?author=2#author\",\"url\":\"https:\\\/\\\/blog.escarra.org\\\/?author=2\",\"name\":\"Gonzalo Escarr\\u00e1\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/412a9d4cfb2f5ac9b4ab7f1aea403004a622f77692b19e40c7b3c23c5ed29124?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Gonzalo Escarr\\u00e1\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#webpage\",\"url\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436\",\"name\":\"Enabling Flow Control on FreeNAS | Gonzalo Escarr\\u00e1's Blog\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?p=436#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?author=2#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/?author=2#author\"},\"datePublished\":\"2015-02-26T15:27:26-06:00\",\"dateModified\":\"2015-02-26T15:27:26-06:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/#website\",\"url\":\"https:\\\/\\\/blog.escarra.org\\\/\",\"name\":\"Gonzalo Escarr\\u00e1's Blog\",\"description\":\"Lync, networking, UC, VoIP, and some other hacks.\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/blog.escarra.org\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1's Blog","description":"","canonical_url":"https:\/\/blog.escarra.org\/?p=436","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/blog.escarra.org\/?p=436#article","name":"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1's Blog","headline":"Enabling Flow Control on FreeNAS","author":{"@id":"https:\/\/blog.escarra.org\/?author=2#author"},"publisher":{"@id":"https:\/\/blog.escarra.org\/#organization"},"image":{"@type":"ImageObject","url":"https:\/\/blog.escarra.org\/wp-content\/uploads\/2015\/02\/2015-02-26-15_23_31.png","@id":"https:\/\/blog.escarra.org\/?p=436\/#articleImage","width":393,"height":476},"datePublished":"2015-02-26T15:27:26-06:00","dateModified":"2015-02-26T15:27:26-06:00","inLanguage":"en-US","mainEntityOfPage":{"@id":"https:\/\/blog.escarra.org\/?p=436#webpage"},"isPartOf":{"@id":"https:\/\/blog.escarra.org\/?p=436#webpage"},"articleSection":"Uncategorized"},{"@type":"BreadcrumbList","@id":"https:\/\/blog.escarra.org\/?p=436#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/blog.escarra.org#listItem","position":1,"name":"Home","item":"https:\/\/blog.escarra.org","nextItem":{"@type":"ListItem","@id":"https:\/\/blog.escarra.org\/?cat=1#listItem","name":"Uncategorized"}},{"@type":"ListItem","@id":"https:\/\/blog.escarra.org\/?cat=1#listItem","position":2,"name":"Uncategorized","item":"https:\/\/blog.escarra.org\/?cat=1","nextItem":{"@type":"ListItem","@id":"https:\/\/blog.escarra.org\/?p=436#listItem","name":"Enabling Flow Control on FreeNAS"},"previousItem":{"@type":"ListItem","@id":"https:\/\/blog.escarra.org#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/blog.escarra.org\/?p=436#listItem","position":3,"name":"Enabling Flow Control on FreeNAS","previousItem":{"@type":"ListItem","@id":"https:\/\/blog.escarra.org\/?cat=1#listItem","name":"Uncategorized"}}]},{"@type":"Organization","@id":"https:\/\/blog.escarra.org\/#organization","name":"Gonzalo Escarr\u00e1's Blog","description":"Lync, networking, UC, VoIP, and some other hacks.","url":"https:\/\/blog.escarra.org\/"},{"@type":"Person","@id":"https:\/\/blog.escarra.org\/?author=2#author","url":"https:\/\/blog.escarra.org\/?author=2","name":"Gonzalo Escarr\u00e1","image":{"@type":"ImageObject","@id":"https:\/\/blog.escarra.org\/?p=436#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/412a9d4cfb2f5ac9b4ab7f1aea403004a622f77692b19e40c7b3c23c5ed29124?s=96&d=mm&r=g","width":96,"height":96,"caption":"Gonzalo Escarr\u00e1"}},{"@type":"WebPage","@id":"https:\/\/blog.escarra.org\/?p=436#webpage","url":"https:\/\/blog.escarra.org\/?p=436","name":"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1's Blog","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/blog.escarra.org\/#website"},"breadcrumb":{"@id":"https:\/\/blog.escarra.org\/?p=436#breadcrumblist"},"author":{"@id":"https:\/\/blog.escarra.org\/?author=2#author"},"creator":{"@id":"https:\/\/blog.escarra.org\/?author=2#author"},"datePublished":"2015-02-26T15:27:26-06:00","dateModified":"2015-02-26T15:27:26-06:00"},{"@type":"WebSite","@id":"https:\/\/blog.escarra.org\/#website","url":"https:\/\/blog.escarra.org\/","name":"Gonzalo Escarr\u00e1's Blog","description":"Lync, networking, UC, VoIP, and some other hacks.","inLanguage":"en-US","publisher":{"@id":"https:\/\/blog.escarra.org\/#organization"}}]},"og:locale":"en_US","og:site_name":"Gonzalo Escarr\u00e1's Blog","og:type":"article","og:title":"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1's Blog","og:url":"https:\/\/blog.escarra.org\/?p=436","article:published_time":"2015-02-26T21:27:26+00:00","article:modified_time":"2015-02-26T21:27:26+00:00","twitter:card":"summary","twitter:title":"Enabling Flow Control on FreeNAS | Gonzalo Escarr\u00e1's Blog"},"aioseo_meta_data":{"post_id":"436","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2021-04-13 20:24:48","updated":"2025-06-04 07:48:10","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/blog.escarra.org\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/blog.escarra.org\/?cat=1\" title=\"Uncategorized\">Uncategorized<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tEnabling Flow Control on FreeNAS\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/blog.escarra.org"},{"label":"Uncategorized","link":"https:\/\/blog.escarra.org\/?cat=1"},{"label":"Enabling Flow Control on FreeNAS","link":"https:\/\/blog.escarra.org\/?p=436"}],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/blog.escarra.org\/index.php?rest_route=\/wp\/v2\/posts\/436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.escarra.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.escarra.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.escarra.org\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.escarra.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=436"}],"version-history":[{"count":1,"href":"https:\/\/blog.escarra.org\/index.php?rest_route=\/wp\/v2\/posts\/436\/revisions"}],"predecessor-version":[{"id":438,"href":"https:\/\/blog.escarra.org\/index.php?rest_route=\/wp\/v2\/posts\/436\/revisions\/438"}],"wp:attachment":[{"href":"https:\/\/blog.escarra.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.escarra.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.escarra.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}