at my work we use custom javascript/php to render our graphs with d3.js. It works quite well - we have things like a live(ish) piechart oh the status codes of

at my work we use custom javascript/php to render our graphs with d3.js. It works quite well - we have things like a live(ish) piechart oh the status codes of web requests in the last (hour/timeperiod). the upside is we have a dashboard that is tailored for our use case, the downside is it took a couple of days to get right.