0
votes
1answer
34 views

How to monitor socket connection usage and exhaustion on a server?

I have a service endpoint (java) that will be getting bursts of thousands of requests per second. In my load testing I had to tweak the server because I would run out of open sockets as there were ...
0
votes
1answer
25 views

Show units when doing dstat -n

Question is simple as, when i do dstat -n i get what I assume to be a unit in bytes? But i would like a way to force the units into Mb/s or for it to simply tell me the unit it is displaying. Is there ...
-3
votes
1answer
52 views

Keeping your server safe [closed]

I have a typical vps server with some custom sites on it running on port 80, a mail server, I don't have a DNS server and it is a default ubuntu 12.04. I don't have any admin panel, I am doing all the ...
1
vote
1answer
63 views

Email administrator when a duplicate IP is found on the network

It was suggested that I ask this question on serverfault. I know this is a bit of a custom requirement but I was hoping someone currently has (or can put together) a script that checks for duplicate ...
-1
votes
2answers
293 views

Simplest way to monitor and log the internet traffic of a ubuntu server [closed]

I'd like to know if there is a simple program for ubuntu server (preferably 12.04), without too much configuration, which will allow me to check what processes are using internet bandwidth, how much ...
0
votes
1answer
56 views

Only one server behind a switch cannot access the internet and vice versa

I have multiple servers deployed behind a single switch. All the servers have their own public IP addresses. Suddenly one of them (say A) cannot be accessed from the outside by any means, e.g. HTTP, ...
3
votes
2answers
2k views

unexplainable packet drops with 5 ethernet NICs and low traffic on Ubuntu

I'm stuck on problem where my machine started to drops packets with no sign of ANY system load or high interrupt usage after an upgrade to Ubuntu 12.04. My server is a network monitoring sensor, ...
3
votes
1answer
264 views

How to find the reason for a weekly downtime on an Ubuntu web server hosted by AWS?

We started monitoring our web server using Pingdom and found out that we have a downtime of a few minutes every Sunday at 0:00 UTC. The test runs every minute and checks if a successful HTTP response ...
10
votes
3answers
2k views

Check incoming network traffic in real time?

Is there a way I can monitor incoming network traffic in real time on my server? Preferably in terms of *bps Running Ubuntu
0
votes
1answer
415 views

estimating network capacity on AWS/EC2

I have a rapidly growing (10Ms calls/day) web service currently on one EC2 app instance running ubuntu10.04+ apache + APC + memcache (+ several master/slaves mysql farms on other instances). I ...
1
vote
3answers
300 views

Best graphing tool to monitor mem/cpu/traf? [closed]

I am using Rackspace Cloud, oddly they don't have any way to measure your resource utilization considering it is a cloud service so I must find the best way to measure this so I can see when I should ...
0
votes
1answer
113 views

VNSTAT only giving stats for the month of June

I MUST be overlooking something here. The date and time are set correctly on my machine, but VNSTAT only shows stats for the month of June (vnstat -m). Everything is updated and appears to be ...