性能基准测试之LMbench and SysBench

时间：2010-10-11 来源：deams

What is LMbench?
* Suite of simple, portable benchmarks
* Compares different systems performance
* Results available for most major vendors (SUN, HP, IBM, DEC, SGI, PCs including 200 Mhz P6′s)
* Free software, covered by the GNU General Public License.

* Bandwidth benchmarks
o Cached file read
o Memory copy (bcopy)
o Memory read
o Memory write
o Pipe
o TCP
* Latency benchmarks
o Context switching.
o Networking: connection establishment, pipe, TCP, UDP, and RPC hot potato
o File system creates and deletes.
o Process creation.
o Signal handling
o System call overhead
o Memory read latency
* Miscellanious
o Processor clock rate calculation

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