My SAMBA is very slow

I set samba up on my gentoo box but it is so extremely slow that it is
almost unusable. I am trying to connect to it using WinXP Pro.

Here is my smb.conf file, any suggestions?

Thanks,
Yancey


[global]
	workgroup = EMAIL
	netbios name = JEEPERS
	server string = Samba Server %v
	encrypt passwords = Yes
	log file = /var/log/samba/log.%m
	max log size = 50
	socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
	printcap name = lpstat
	dns proxy = No
	wins server = 127.0.0.1
	wins support = Yes
	path = /home

[homes]
	comment = Home Directories
	read only = No
	browseable = No

[email_backup]
	valid users = root
	read only = No

[MSSecurity]
	path = /mnt/MSSecurity
	valid users = tbarney,ybjones,root

[pdf]
	comment = PDF Printer
	path = /tmp
	read only = No
	printable = Yes
	print command = gs -dNOPAUSE -sDEVICE=pdfwrite -q -dBATCH
-sOutputFile=/mnt/PDFFiles/`datetime`.pdf %s; rm %s

[PDFDocs]
	path = /mnt/PDFFiles
	read only = No
	guest ok = Yes