Re: TCP memory pressure question

Gianni Tedesco (gianni@ecsc.co.uk)
22 Nov 2002 12:06:29 +0000


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On Thu, 2002-11-21 at 21:34, David Schwartz wrote:
> When a Linux machine has reached the tcp_mem limit, what will happen to=20
> 'write's on non-blocking sockets? Will they block until more TCP memory i=
s=20
> available? Will they return an error code? ENOMEM?

from write(2) man page.

EAGAIN Non-blocking I/O has been selected using O_NONBLOCK and the write
would block.

--=20
// Gianni Tedesco (gianni at ecsc dot co dot uk)
lynx --source www.scaramanga.co.uk/gianni-at-ecsc.asc | gpg --import
8646BE7D: 6D9F 2287 870E A2C9 8F60 3A3C 91B5 7669 8646 BE7D

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