Faban is both a benchmark harness and a driver development framework. Faban is used in SPECjEnterprise, SPECvirt and SPECsip benchmarks. Faban harness controls dozens of load generation nodes. Faban driver framework defines operations, transactions and associated statistics collection and reporting. The distributed and scalable design of Faban makes it very suitable for cloud computing workloads.
LibMicro is a portable set of microbenchmarks that many Solaris engineers used during Solaris 10 development to measure the performance of various system and library calls. LibMicro was developed by Bart Smaalders and Phil Harman as part of their If Linux is faster it's a Solaris bug performance campaign. LibMicro is Open Source and uses the CDDL license.