DTrace Firefox Page Load Times for: ----------------------------------- http://finance.yahoo.com/ Using: ------ Script: http://blogs.sun.com/jmr/resource/browserspy_time_all.d With Patched version of Firefox from cvs head: Tracing RFE: https://bugzilla.mozilla.org/show_bug.cgi?id=370906 Patch: Mozilla Dynamic Tracing Load URI probes v4 https://bugzilla.mozilla.org/attachment.cgi?id=282440 Patch: Mozilla Dynamic Tracing Framework v10 https://bugzilla.mozilla.org/attachment.cgi?id=282438 bash-3.00$ browserspy_time_short.d Tracing Browser Network Activity... Hit Ctrl-C to end. ^C PROBE STATS: TYPE TOTAL COUNT DNS_REQ Network Requests - Done 11 DNS_REQ Network Requests - Started 11 DNS_LOAD Lookups - Network and Cache 22 TYPE TOTAL COUNT URI Network Requests - Done 3 URI Network Requests - Started 3 IMAGE_REQ Network Requests - Done 43 IMAGE_REQ Network Requests - Started 43 IMAGE_LOAD Image Loads - Network and Cache 74 Browser DNS lookup requests, PID UID STATUS COUNT AVG(msec) SUM(msec) IP HOST 20224 65535 1 1 0 0 66.249.93.91 sb.google.com 20224 65535 1 1 10022 10022 217.146.179.200 us.bc.yahoo.com 20224 65535 1 1 10030 10030 159.134.196.118 us.i1.yimg.com 20224 65535 1 1 10031 10031 68.142.196.87 finance.yahoo.com 20224 65535 1 1 10032 10032 206.190.56.234 ichart.finance.yahoo.com 20224 65535 1 1 10037 10037 159.134.196.103 ads.yimg.com 20224 65535 1 1 10037 10037 159.134.196.117 l.yimg.com 20224 65535 1 1 10038 10038 65.205.8.52 ad.doubleclick.net 20224 65535 1 1 10038 10038 159.134.196.104 us.js2.yimg.com 20224 65535 1 1 10039 10039 213.155.151.86 m1.2mdn.net 20224 65535 1 1 10050 10050 159.134.196.104 us.news2.yimg.com URI structure: ://:@://.;?# Browser requests by scheme, PID UID TYPE COUNT AVG(msec) SUM(msec) SCHEME 20224 65535 IMAGE_REQ 6 0 1 moz-anno 20224 65535 URI 1 111 111 about 20224 65535 IMAGE_REQ 37 4 175 http 20224 65535 URI 2 31700 63400 http Browser requests by content type, PID UID TYPE COUNT AVG(msec) SUM(msec) CONTENT_TYPE 20224 65535 IMAGE_REQ 6 1 9 image/jpeg 20224 65535 IMAGE_REQ 17 2 39 image/gif 20224 65535 IMAGE_REQ 14 3 52 image/png 20224 65535 IMAGE_REQ 6 12 74 image/x-icon 20224 65535 URI 3 21170 63512 text/html Browser requests by file extension, PID UID TYPE COUNT AVG(msec) SUM(msec) FILE_EXT 20224 65535 IMAGE_REQ 6 1 9 jpg 20224 65535 IMAGE_REQ 10 2 20 20224 65535 IMAGE_REQ 10 3 33 png 20224 65535 IMAGE_REQ 16 2 39 gif 20224 65535 IMAGE_REQ 1 73 73 ico 20224 65535 URI 3 21170 63512 Browser requests by host, PID UID TYPE COUNT AVG(msec) SUM(msec) HOST 20224 65535 IMAGE_REQ 1 0 0 us.bc.yahoo.com 20224 65535 IMAGE_REQ 1 0 0 ad.doubleclick.net 20224 65535 IMAGE_REQ 6 0 1 20224 65535 IMAGE_REQ 3 0 2 us.i1.yimg.com 20224 65535 IMAGE_REQ 1 4 4 m1.2mdn.net 20224 65535 IMAGE_REQ 5 1 9 us.news2.yimg.com 20224 65535 IMAGE_REQ 3 6 18 ichart.finance.yahoo.com 20224 65535 IMAGE_REQ 2 10 20 ads.yimg.com 20224 65535 IMAGE_REQ 20 2 44 us.js2.yimg.com 20224 65535 IMAGE_REQ 1 73 73 finance.yahoo.com 20224 65535 URI 1 111 111 20224 65535 URI 1 20532 20532 ad.doubleclick.net 20224 65535 URI 1 42868 42868 finance.yahoo.com bash-3.00$