{"id":936,"date":"2017-01-09T10:00:13","date_gmt":"2017-01-09T18:00:13","guid":{"rendered":"https:\/\/ant.isi.edu\/blog\/?p=936"},"modified":"2017-01-06T16:17:02","modified_gmt":"2017-01-07T00:17:02","slug":"mtracecap-new-utility-for-multi-point-capture-released","status":"publish","type":"post","link":"https:\/\/ant.isi.edu\/blog\/?p=936","title":{"rendered":"mtracecap: New utility for multi-point capture released"},"content":{"rendered":"<p><strong>mtracecap<\/strong> <strong>v0.1<\/strong> (beta) has been released (available at <a href=\"https:\/\/ant.isi.edu\/software\/mtracecap\/index.html\">https:\/\/ant.isi.edu\/software\/mtracecap\/index.html<\/a>)<\/p>\n<p>This tool is designed to capture packets from multiple sources and write its output to a single file.\u00a0 Its build requires a local install of <a href=\"http:\/\/research.wand.net.nz\/software\/libtrace.php\">libtrace <\/a>library (version 4.0 or older) and supports all sources supported by the library, such as <em>pcap<\/em> based interfaces, linux-specific <em>ring <\/em>interfaces, <em>pcap<\/em> and <em>erf<\/em> outputs and many more!\u00a0 See them all listed when you run <strong>mtracecap<\/strong> with -H option.\u00a0 DAG device capture is optional, depending on local DAG libraries being present.<\/p>\n<p>An important feature of this tool is being able to roll output into multiple files either based on either maximum file size (e.g.\u00a0 &#8220;<em>-S 100<\/em>&#8221; option will make it write output in 100MB chunks), or system time (e.g. &#8220;<em>-G 180<\/em>&#8221; option will rotate output every 180 seconds).<\/p>\n<p>Finally, the tool can use external commands to work on the input before writing it to a file using a pipe (see <em>&#8211;pipeout<\/em> option).\u00a0 This can be useful if you want to compute some statistics on the fly or compress output using an external compressor.\u00a0 Using this option will eliminate extra disk read-write operations if all you want to do is to compress the output.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>mtracecap v0.1 (beta) has been released (available at https:\/\/ant.isi.edu\/software\/mtracecap\/index.html) This tool is designed to capture packets from multiple sources and write its output to a single file.\u00a0 Its build requires a local install of libtrace library (version 4.0 or older) and supports all sources supported by the library, such as pcap based interfaces, linux-specific ring [&hellip;]<\/p>\n","protected":false},"author":631,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[162],"tags":[58,67,8,164,163,29,21,68,16,57],"class_list":["post-936","post","type-post","status-publish","format-standard","hentry","category-software-releases","tag-isi","tag-lacrend","tag-lander","tag-libtrace","tag-mtracecap","tag-network-traffic","tag-packet-trace-collection","tag-retro-future","tag-software","tag-usc"],"_links":{"self":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/936","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/users\/631"}],"replies":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=936"}],"version-history":[{"count":1,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/936\/revisions"}],"predecessor-version":[{"id":937,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/936\/revisions\/937"}],"wp:attachment":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}