开源分布式文件系统

GFS(Google File System): 
MogileFS: 
Hadoop/HDFS: 
KFS(Kosmos Distributed File System): 
NDFS(Nutch Distributed File System): ,
Gluster(Gluster File System): 
Coda(Coda File System): 
Global(Red Hat Global File System Redhat并购):  
Lustre(Lustre File System Sun并购): 
PVFS(Parallel Virtual File System，非开源): 
GPFS(IBM General Parallel File System, 非开源): 
OpenAFS(Open Andrew File System IBM): 
XFS(SGI, 不算分布式文件系统): 
MOSIX: 

还有一个国内牛人写的
 

参考：

http://lxhzju.blog.163.com/blog/static/45008200682773039623/