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    SubjectRe: recvfrom in linux not return
    On Thu, 3 Jun 1999, Xiaodi Lu wrote:

    > I have a UDP client which send packet to an echo server and receive the
    > same packet back. Most time it works fine. But some time the recvfrom
    > call is hanging without returning anything, even no error return. I set

    Which kernel version? What does ps l say about the process' WCHAN?

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