Have you checked the latest code? - http://pastebin.com/GyefDREM I'm using cheerio instead of jsdom.
On Wednesday, July 25, 2012 5:45:52 PM UTC+3, Matt Sergeant wrote: > > Can you try switching to cheerio instead of jsdom? I found that jsdom > consumed way too much ram and was slow. > > On Wed, Jul 25, 2012 at 8:57 AM, ec.developer <[email protected]>wrote: > >> Aflter a longer test, got these results: >> Mem: 795 MB >> Requests running: 11 >> Grabbed: 98050 >> Links queue: 1160553 >> >> Links grabbed and links queue are still stored in mongodb. >> >> On Monday, July 2, 2012 4:08:13 PM UTC+3, ec.developer wrote: >> >>> Hi all, >>> I've created a small app, which searches for Not Found [404] exceptions >>> on a specified website. I use the node-scraper module ( >>> https://github.com/mape/node-**scraper/<https://github.com/mape/node-scraper/>), >>> >>> which uses native node's request module and jsdom for parsing the html). >>> My app recursively searches for links on the each webpage, and then >>> calls the Scraping stuff for each found link. The problem is that after >>> scanning 100 pages (and collecting over 200 links to be scanned) the RSS >>> memory usage is >200MB (and it still increases on each iteration). So after >>> scanning over 300-400 pages, I got memory allocation error. >>> The code is provided below. >>> Any hints? >>> >>> var scraper = require('scraper'), >>> util = require('util'); >>> >>> var checkDomain = process.argv[2].replace("**https://";, >>> "").replace("http://";, ""), >>> links = [process.argv[2]], >>> links_grabbed = []; >>> >>> var link_check = links.pop(); >>> links_grabbed.push(link_check)**; >>> scraper(link_check, parseData); >>> >>> function parseData(err, jQuery, url) >>> { >>> var ramUsage = bytesToSize(process.**memoryUsage().rss); >>> process.stdout.write("\rLinks checked: " + (Object.keys(links_grabbed).* >>> *length) + "/" + links.length + " ["+ ramUsage +"] "); >>> >>> if( err ) { >>> console.log("%s [%s], source - %s", err.uri, err.http_status, >>> links_grabbed[err.uri].src); >>> } >>> else { >>> jQuery('a').each(function() { >>> var link = jQuery(this).attr("href").**trim(); >>> >>> if( link.indexOf("/")==0 ) >>> link = "http://"; + checkDomain + link; >>> >>> if( links.indexOf(link)==-1 && links_grabbed.indexOf(link)==-**1 && >>> ["#", ""].indexOf(link)==-1 && (link.indexOf("http://"; + checkDomain)==0 || >>> link.indexOf("https://"+**checkDomain)==0) ) >>> links.push(link); >>> }); >>> } >>> >>> if( links.length>0 ) { >>> var link_check = links.pop(); >>> links_grabbed.push(link_check)**; >>> scraper(link_check, parseData); >>> } >>> else { >>> util.log("Scraping is done. Bye bye =)"); >>> process.exit(0); >>> } >>> } >>> >> -- >> Job Board: http://jobs.nodejs.org/ >> Posting guidelines: >> https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> You received this message because you are subscribed to the Google >> Groups "nodejs" group. >> To post to this group, send email to [email protected] >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/nodejs?hl=en?hl=en >> > > -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en
