C:\Compatibility_Automation_Temp>perl SSH2.pl
connetced
libssh2_channel_open_ex(ss->session, pv_channel_type, len_channel_type, window_size, packet_size, ((void *)0) , 0 ) -> 0x1c70aec
channel created
shell method called
blocking set ot 1
dir fired
Net::SSH2::Channel::read(size = 512, ext = 0)

##here, this program stuck