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I'd add a second 9207-8i if I wanted to do any non-trivial amount of IO on more than 8 ports.Īlso, don't set your expectations too high for L2ARC. The LSI card is 8 lane PCIe 3.0 so that choke-point isn't there. If you put 2 x SSDs on it that could do 600MB/sec each, the most it can shuffle through the motherboard connection is 500MB/sec.
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That 2 port AHCI card I linked above is 1 lane PCIe2.0. Keep in mind the PCIe lane bandwidth: 1 x PCIe lane is: PCIe 1.x: 250MByte/sec, 2.x: 500MByte/sec, 3.x 985MByte/sec. I've found the AHCI pci cards work well too but watch the PCIe connectivity.Īhci0: AHCI v1.20 with 2 6Gbps ports, Port Multiplier supported You can add a second 9207-8i if you need more ports. This combination is very, very solid and reliable.
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It uses the mps driver in the base system. I'd grab a LSI SAS 9207-8i (about $100 on Amazon) and 2 x SFF-8087-SATA fanout cables (about $10 on amazon). Motherboard AHCI slots are pretty well connected. Put the standalone SSD devices on 6Gb+ AHCI motherboard connectors. My experience is only one example.Here's what I would do in your situation:
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Unless your PC is actually misbehaving with its current drivers, you should not be so quick to "update" your drivers with "newer" versions. This should serve as an object lesson for anyone who feels the need to always have the latest drivers. I can't determine if the most recent such app (since uninstalled) was the one that put this AMD driver on my PC, but it is a likely culprit.
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I have used third-party driver update apps before. Additionally, I renamed the asm_sata.sys and amd_xata.sys files in the \System32\drivers folder so that Windows would not have the INF or SYS files to re-install when I next do an update. Taking no chances, I figured out that the INF file was OEM68.INF, so I moved that file and the OEM68.PNF files to another folder. I couldn't tell from my Internet searches if a rollback DELETED the previous driver or just made the substitution and left the previous driver files in place. As I mentioned in my original query, I did change the driver using Device Manager back to the MS default, but each new Windows Insider build installation would re-install the AMD_SATA drivers. Is there a later version of this SATA driver for the AMD SATA controller that I could try installing? I've attached a screen print of my Device Manager entry from the AMD SATA controller, showing it using the AMD driver v1.3.001.0276 which has passed Microsoft's hardware compatibility tests.
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That will return my PC to good operation, but the next time an update occurs, the SATA driver gets reset to the AMD_SATA driver and I'm in trouble again. I checked on some of the Windows support forums, and the only solution I found was to replace the AMD_SATA driver with the generic one that comes from Microsoft. This is especially frustrating when trying to do an update, which usually requires a reboot. The effect of these continuous resets is that my disk activity light stays on continuously and it will take FOREVER to get my computer to shutdown or restart. This will last for long periods, but will eventually end, only to happen again after an indeterminant time.
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When I utilize the only AMD_SATA driver on my desktop with Windows 10 (on the Insider Program), my computer goes into periods where there will be continuous resets on the SATA port.
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