5. nbnech & ubench
nbench
BYTE Magazine's
BYTEmark
benchmark
program
ubench
The Unix Benchmark
Utility
6. IOzone
IOzone is a filesystem
benchmark tool.
Iozone is useful for
performing a broad
filesystem analysis of a
vendor’s computer
platform.
the benchmark tests file I/O
performance for the
following operations:
Read, write, re-read, re-
write, read backwards,
read strided, fread, fwrite,
random read, pread
,mmap, aio_read,
aio_write
13. Local disk vs. NFS
(a) Multiple virtual
machines on
local disk read;
(b) Multiple virtual
machines on
local disk
write;
(c) Multiple virtual
machines on
NFS read;
(d) Multiple virtual
machines on
NFS write
14. 256M memory virtual machine vs.
512M memory virtual machine
(a) 256M memory
virtual machine
on NFS read;
(b) 256M memory
virtual machine
on NFS write;
(c) 512M memory
virtual machine
on NFS read;
(d) 512M memory
virtual machine
on NFS write