DistOS 2014W Lecture 8: Difference between revisions
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==Group 3== | ==Group 3== | ||
NFS: | |||
1) cache assumption invalid. | |||
2) no locking | |||
3) bad security | |||
AFS: | |||
1) cache assumption valid | |||
2) locking | |||
3) good security. | |||
==Group 4== | ==Group 4== |
Revision as of 16:19, 30 January 2014
Group 1
nfs:
1) per operating traffic 2) rpc based 3) unreliable
AFS:
1) design for 5000 clients 2) high integrity.
Group 2
NFS:
1) more UNIX like 2) portable 3) use UDP 4) it is not minimize network traffic. 5) used VNODE 6) not have much hardware equipment
AFS:
1) better scalability 2) better security. 3) minimize network traffic. 4) less UNIX like
Group 3
NFS:
1) cache assumption invalid.
2) no locking
3) bad security
AFS:
1) cache assumption valid
2) locking
3) good security.