If you are setting up an NFS disk today, you’ll likely choose between these two:
# Client-side nfsstat -c mountstats /mnt/nfs tcpdump -i eth0 port 2049 -w nfs.pcap nfs disk
Network File System (NFS) is a distributed file system protocol that allows a computer to access files over a network as if they were stored on a local disk If you are setting up an NFS disk
Let’s create a basic NFS disk from a Ubuntu Server (22.04 LTS) to a Ubuntu Client. We assume the server has physical disks already formatted and mounted. Developed by Sun Microsystems in 1984, NFS has
In the world of data storage and networking, the term refers to storage space accessed via the Network File System (NFS) protocol. Developed by Sun Microsystems in 1984, NFS has become the industry standard for sharing files across a network, allowing a user on a client computer to access files over a network much like local storage is accessed.
| Layer | Local Disk | NFS Disk | |-------|------------|----------| | Application | write(fd, buf) | same | | VFS | Page cache | Page cache + NFS read/write pages | | Filesystem | ext4/XFS | NFS client ( nfs.ko ) | | Block layer | NVMe/SCSI | | | Transport | PCIe | TCP/UDP (mostly TCP) | | Physical | NVMe controller | Ethernet (1G–100G) |
/srv/nfs_disk client_ip(rw,sync,no_subtree_check)