I find the below error more frequently especially with the custom application pages that are developed. i saw approx 2000 of those errors in a hour span of ULS logs.
What could be the impact on SP Farm from those errors?
0x1588 SharePoint Foundation Performance nask High An SPRequest object was not disposed before the end of this thread. To avoid wasting system resources, dispose of this object or its parent (such as an SPSite or SPWeb) as soon as you are done using it. This object will now be disposed. Allocation Id: {462E597D-4B57-4B66-97CD-F7BD6A1FD723} To determine where this object was allocated, set Microsoft.SharePoint.Administration.SPWebService.ContentService.CollectSPRequestAllocationCallStacks = true. ef64009e-0d4d-70ed-5852-26200c72222f