4
votes
2answers
3k views

VMWare - persistent “Host memory status” alarm in vSphere

I have a particular VMWare ESX 4.1 host that has a very persistent "Host memory status" alarm. This is running on an HP ProLiant DL360 G7 server. The HP ILO and System Management agents don't know ...
4
votes
3answers
585 views

How to check if ESX hosts have enough RAM

I have noticed that some Linux based virtual machines become gradually slower until I reboot them. At first I suspected hacking and resource abusing but after several vm rebuilds from the scratch and ...
4
votes
2answers
833 views

VMware ESX virtual machine, Windows 2008 Server R2, memory full but process total nowhere near?

We have set up a TFS 2010 server on a Windows 2008 R2 server, and it has recently started to time out and give long operation timings. When I log on to the machine I can see that task manager ...
3
votes
4answers
3k views

Where's my memory?! Nginx + PHP-FPM front end webserver slows to a crawl

I'm not sure if I have a problem with a memory leak (as my hosting company suggests), or if we both need to read http://linuxatemyram.com. Maybe you clever people can help us out? This is a front-end ...
1
vote
1answer
674 views

VMware RHEL5 guest OS cached memory release

From everything I have read, RHEL will use all available/unused RAM for caching to increase performance. However, this becomes an issue for me in a VMware environment. VMware (ESX4) looks for guest ...
2
votes
2answers
480 views

How much memory to allocate to sql server

I have SQL Server inside an ESX VM... the server has 32GB Ram. Right now, I've given it 4GB of Ram because I had some to spare. How do I know how much memory I should throw at SQL Server (since it ...
2
votes
3answers
266 views

Memory Utilization Issues

We currently have an issue in production where the data center is reporting that our servers are reaching >90% memory utilization. These server have 2GB of RAM. The data center folks are reporting ...
0
votes
1answer
108 views

advice on memory purchase for AMD 6134 2P server

HP DL165G7 with 2x AMD 6134 CPU. target RAM: 48GB options: 2GB dual rank registered DIMM - 24 Qty HP-2GB 2Rx8 PC3-10600R-9 Kit 4Gb single rank registered DIMM - 12 Qty HP-4GB 1Rx4 PC3-10600R-9 ...
0
votes
1answer
327 views

vmware ESX memory usage pattern

We have several ESX 3.5 clusters but are experiencing performance issues with one cluster in particular. Why does the cluster memory dip by 50% every hour at 10 minutes and 25 minutes past the ...
0
votes
1answer
1k views

VMware guest still swapped after reserving RAM

The guest was swapping, after adding 100% memory reservation it continued to do so. After a restart - after some time not much changed. How can a VM who's memory is 'reserved' be swapping?