FAST '24 - I/O in a Flash: Evolution of ONTAP to Low-Latency SSDs

FAST '24 - I/O in a Flash: Evolution of ONTAP to Low-Latency SSDs

Matthew Curtis-Maury, Ram Kesavan, Bharadwaj V R, Nikhil Mattankot, Vania Fang, Yash Trivedi, Kesari Mishra, and Qin Li, NetApp, Inc

Flash-based persistent storage media are capable of sub-millisecond latency I/O. However, a storage architecture optimized for spinning drives may contain software delays that make it impractical for use with such media. The NetApp® ONTAP® storage system was designed originally for spinning drives, and needed alterations before it …

architecture fast flash latency low matthew media netapp persistent storage