In a response to the previous article, a reader asked if hardware crc32c instruction support was enabled. Disks: 8 X 7200RPM Seagate Constellation ES 1TB Enterprise SATAĪs far as software goes, these tests will use:.RAM: 8 X 4GB Supermicro ECC Registered DDR1333 (32GB total).Other hardware being used in this setup includes: LSI’s equivalent standalone card is the SAS 9265-8i, which retails for around $630. LSI SAS 2208 (not shown): It just so happens that the Supermicro motherboard we purchased has LSIs current higher-end SAS 2208 chipset on it with 1GB of cache and full JBOD and RAID0-6 mode support.There appears to be little or no write-through or write-back cache. It’s basically a SAS controller that supports JBOD mode and very basic RAID0/1 functionality. It uses the venerable SAS2008 chipset, widely known and used in ZFS deployments all over the world. Interestingly they ship it with the IT/JBOD firmware which does not support any RAID configurations at all. ![]() ![]() LSI SAS 9207-8i (bottom left): This is LSI’s newest budget controller using the SAS2308 chipset. ![]() Supports disks in JBOD mode, a pass-through mode, and RAID0-6 setups.
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