5/29/2023 0 Comments Perc h310 firmware![]() Dell servers, however, no longer accept the card after it's been flashed to IT mode in the dedicated storage slot, and refuse to boot if such a card is found in it. The mpt driver under FreeBSD supports reading the SMART status. ![]() In order to work around this, these cards are often flashed with LSI's IT mode firmware, which supports a much greater queue depth (600 vs the original 25 for the H310) and requires a different driver in the OS (mptsas). the popular OS FreeNAS does not support accessing SMART data on a card operating with the stock firmare as the megaRAID driver lacks this support the H310 in particular has a low queue depth, which reduces the performance of the drives, especially if these are able to handle plenty of IOPS, and is therefore unsuitable in some situation, such as usage with vSAN. The stock firmware can however be limited or problematic in certain instances, i.e. ![]() On their stock firmware, these cards behave as HBAs, but also offer some RAID functionalities: the H200 offers basic RAID0, RAID1, RAID10, the H310 also offers RAID5 and RAID50 though it doesn't perform greatly under these additional modes. How to flash the Dell PERC H310 (and keep it in the dedicated storage slot) The Dell PERC H200 and H310 are often built into 11th and 12th generation Dell servers, and are affordable enough to be popular even outside Dell servers.
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