ftp-download-stress01
Verify the ftp server or the kernel is not down after a ftp client
requests large data via IPv4/IPv6
ftp-download-stress02
Verify the ftp server or the kernel is not down after many ftp
clients request data over IPv4/IPv6 asynchronously for a long time
ftp-upload-stress01
Verify the ftp server or the kernel is not down after a ftp client
uploads a large data via IPv4/IPv6
ftp-upload-stress02
Verify the ftp server or the kernel is not down after many ftp clients
uploads data over IPv4/IPv6 asynchronously for a long time