San Jose-based Xsigo Systems disclosed Wednesday that the firm has raised a new, undisclosed amount of funding from its investors. According to the firm, which is developing data center I/O virtualization technology, the round came from Kleiner Perkins Caufield & Byers, Greylock Partners, Khosla Ventures and North Bridge Venture Partners. The firm claimed that it had "record growth" in the quarter, but did not disclose any actual financials. More information »