Re: [Question] Explanation of zero-copy networking

From: Venkatesh Ramamurthy (venkateshr@softhome.net)
Date: Mon May 07 2001 - 14:00:43 EST


> Then there's the interrupt problem, which someone will have to solve
> before they start shipping 10gigE NICs that use 1500-byte frames, 850000
> interrupts/s without mitigation. Wheeee!!!!

In this situations polling helps rather than interrupt driven IO. When there
is heavy IO(read more interrupts per sec), we should automatically switch to
polling mode, once the IO drops we can go to Interrupt driven. But how do we
decide when to switch modes?

Just my 2 cents .....

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