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NAS and San
2022-07-05 10:38:00 【Full stack programmer webmaster】
1. NAS(Network Attached Storage, Network attached storage server )
In short ,NAS It's just one File Server, As long as NAS Connect to the network , Then other hosts on the network can access NAS It's the data on the Internet .
The common ones are NFS、SAMBA、FTP etc. .
because NAS It is connected to the network , If there is a large number of visits by a user on the network NAS Data on , It is easy to cause the network to stop .
2. SAN(Storage Area Networks, Storage lan )
In short ,SAN It is an external storage device .
Generally, a simple external storage device can only pass through some interfaces ( Such as SCSI or eSATA) For a single host , and SAN Through some
Special interface or channel to provide disk access for all machines in the LAN .
The difference between the two :
SAN Is to provide “ disk (block device)” For the host , Mount the use SAN Your host will have an extra large disk , And for SAN Partition and format the disk provided .
and NAS What is offered is “ File system of network protocol (NFS、SAMBA etc. )”, Partition and formatting are not allowed .
The above is based on 《 Bird brother Linux Private dishes - Server installation 》 Induction and summary of relevant contents .
Publisher : Full stack programmer stack length , Reprint please indicate the source :https://javaforall.cn/109869.html Link to the original text :https://javaforall.cn
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