Hi Denka,
The following link has explanation and options available in some of the tools for monitoring SQL server.
http://www.mssqltips.com/tip.asp?tip=1067
Note:
About the third-party tools, Microsoft does not control these tools and has not tested any software; therefore, Microsoft cannot make any representations regarding the quality, safety, or suitability of any software or information found there.
Thanks,
Sofiya Li
Sofiya Li
TechNet Community Support
