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2
votes
4answers
2k views

High load without explanation

I have a very high load on my machine and don't know what is responsible or how to find out. On the machine runs a jboss appserver and mysql. Here is a top from the user at peak time: top - 16:23:01 ...
8
votes
1answer
1k views

What causes a 400 Bad Request error for null (“”) and why would our nginx logs have so many?

Daily logs from Logwatch regularly report 400 Bad Request, null: 1744 Time(s) from our nginx logs. The log entries look like: 123.123.123.123 - - [25/Jan/2011:14:44:19 -0500] "-" 400 173 "-" "-" ...
6
votes
1answer
3k views

Nginx : strip header on HTTP, add header on HTTPS

I'm configuring an Nginx server so as to serve as a reverse proxy to serve a Django app (run on Gunicorn). My problem is that I want my site secured with HTTPS, and so I want my Django app to be able ...