Hi ,
Please find the below performance analysis and diagnostic tools for SQL server , Windows server and Network as well.
SQL Performance Analysis and Diagnostics Tools:-
1.SQL server profiler
2.Distributed Replay
3.System Performance Monitor
4.Activity Monitor
5.Transact-SQL
6.Data Collector
7.Error logs
Windows Server Performance Tools:-
1. Disk Defragmentation
2. Disk Cleanup
3. Event Viewer
4. Memory Utilization
5. Performance monitor
6. Memory cleaner
7.Debugdiag
8.Windbg
Network Performance Tools:-
1.Packet analyzer
2.Performance monitor
3.Command Prompt
4.Firewall
5.Task Manager
6.Router & Switch
7.Network Monitoring
8.Wireshark
9.Fiddler