File server memory leak?

Problem

On two of our fileservers (Windows 2008R2) we noticed an increase in memory usage over time. It would start out at say 1.5GiB after a boot, and then slowly work it’s way up to 6GiB, that was the server’s allocated amount of memory (vmware). This being a busy file server due to hosting our user profiles for citrix, we tried increasing the memory allocation to 8GiB. Sadly, this only had the effect that reaching 99% memory usage took longer time after a reboot. After a day or two it would be back up. Further investigation revealed that it also affected performance. Backup took 18 hours for 800GiB, and once in a while it would just give up. Testing also revealed that profile access was sometimes slow.

Continue reading “File server memory leak?”