Print error number in case thread creation fails
Remove useless commented out code
Add -g option for debug
Remove useless code
Memory storage of the queue is enlarged to ensure it larger than required
Move the log of concurrent connection number to main function
Move the log of concurrent connection number to main function
Move the log of concurrent connection number to main function
Fix bug: some IN events were neglected which make the connection object not recycled properly
Move the extern viriables in header files
Memory storage of the queue is enlarged to ensure it larger than required
Reduce write buffer of each connection
Fix a log error
Add two lines of logging for the connection number, and commented out