Re: sk: jumbo buffer

[Matthew Dillon <dillon@xxxxxxxxxxxxxxxxxxxx>]

:Nov 28 14:44:58 fw kernel: sk0: no free jumbo buffer
:Nov 28 15:00:49 fw kernel: sk0: no free jumbo buffer
:Nov 28 15:59:45 fw kernel: sk0: no free jumbo buffer
:Nov 28 17:47:49 fw kernel: sk0: no free jumbo buffer
:Nov 28 17:54:40 fw kernel: sk0: no free jumbo buffer
:Nov 28 19:42:04 fw kernel: sk0: no free jumbo buffer
:Nov 28 21:44:48 fw kernel: sk0: no free jumbo buffer
:Nov 28 21:51:38 fw kernel: sk0: no free jumbo buffer
:Nov 28 22:25:26 fw kernel: sk0: no free jumbo buffer
:Nov 28 22:30:53 fw kernel: sk0: no free jumbo buffer
:Nov 28 22:33:50 fw kernel: sk0: no free jumbo buffer
:Nov 28 22:36:12 fw kernel: sk0: no free jumbo buffer
:
:I think the problem is that we are testing a gigabit module with one of 
:the NICs, while the other (also Marvell) card is on 100FD - that's why I 
:posted this here instead of the bugtracker. Am I right?

    I think it's just occassionally running out of jumbo buffers from
    its fixed pool.  In fact I see a problem generally with the 
    implementation, that being that a jumbo buffer's mbuf can remain 'stuck'
    in a socket buffer for a long time before it gets freed.

					-Matt
					Matthew Dillon 
					<dillon@xxxxxxxxxxxxx>