HPE Smart Path (Smart Array LD Acceleration)

HPE Smart Path is a Smart Array logical drive (LD) acceleration feature designed to optimize the controller’s I/O processing path for higher performance. When enabled, the controller can use a more efficient data path and caching/queue handling to reduce latency and improve throughput—depending on the RAID level, drive type, and the cache/write policy (for example, whether write-back cache is available/enabled).

This capability is commonly associated with newer HPE Smart Array generations (Gen10 and later), where HPE expanded performance-oriented features in the Smart Storage stack. In practice, Smart Path is most noticeable on workloads with frequent random I/O (virtualization, databases, busy file services), but real-world gains still depend on your full storage design (RAID layout, controller cache, firmware, and workload profile).

[root@localhost:~] /opt/smartstorageadmin/ssacli/bin/ssacli ctrl slot=0 ld all show detail | grep -i “Smart Path”
LD Acceleration Method: Smart Path