查詢 PCIe 裝置速度

lspci | grep -i 3ware
01:00.0 RAID bus controller: 3ware Inc 9650SE SATA-II RAID PCIe (rev 01)
lspci -n | grep 01:00.0
01:00.0 0104: 13c1:1004 (rev 01)
sudo lspci -n -d 13c1:1004 -vvv | grep -i width
LnkCap: Port #0, Speed 2.5GT/s, Width x8, ASPM L0s L1, Exit Latency L0s <512ns, L1 <64us
LnkSta: Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk- DLActive+ BWMgmt- ABWMgmt-

 

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