From 6bdbeaeb38758615e545022e2dc27d24fee1a8aa Mon Sep 17 00:00:00 2001 From: Wesley Moore Date: Sun, 13 Jan 2013 16:18:39 +1100 Subject: [PATCH] Small tweaks to speed-up-slow-ios-downloads-with-proxy --- ...peed-up-slow-ios-downloads-with-proxy.mkdn | 24 +++++++++---------- 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/content/technical/2013/01/speed-up-slow-ios-downloads-with-proxy.mkdn b/content/technical/2013/01/speed-up-slow-ios-downloads-with-proxy.mkdn index 12cb814..b4e3ee2 100644 --- a/content/technical/2013/01/speed-up-slow-ios-downloads-with-proxy.mkdn +++ b/content/technical/2013/01/speed-up-slow-ios-downloads-with-proxy.mkdn @@ -57,21 +57,21 @@ This seemed to be the same problem I had encountered with the Radiopaedia app. I wondered if telling the iPhone to use a proxy on the local network would work around the issue. -To test my theory I set up [Squid][squid]4 on the Mac -mini that's connected to my TV since it's always on and has a wired -connection to my modem. I configured the iPhone to use the proxy and -compared the speed with, and without the proxy in use. +To test my theory I set up [Squid][squid]4 on the Mac mini +that's connected to my TV. I configured the iPhone to use the proxy and +compared the speed with and without the proxy in use. You can see this +in action in the screenshots below. [squid]: http://www.squid-cache.org/ -You can see this in action in the screenshots below. The first is not -using the proxy. I have let it download a third of the file to be well -clear of [TCP's slow start][slow-start] and it is estimating 57 minutes to -download the remaining 176.1 Mb (53 kb/sec). The second screenshot (only -a minute later) shows the result after I paused the download, changed -the proxy settings and then again let the download warm up a little. The -estimated time to complete the remaining 143.8 Mb is now only 5 mins -(491 kb/sec) -- a huge improvement. +In the first screenshot the phone isn't using the proxy. I have let +it download a third of the file to be well clear of [TCP's slow +start][slow-start] and it is estimating 57 minutes to download the +remaining 176.1 Mb (53 kb/sec). The second screenshot (only a minute +later) shows the result after I paused the download, changed the proxy +settings and then again let the download warm up a little. The estimated +time to complete the remaining 143.8 Mb is now only 5 mins (491 kb/sec) +-- a huge improvement. [slow-start]: https://en.wikipedia.org/wiki/Slow-start