Re: After many hours all outbound connections get stuck in SYN_SENT

[Jan Engelhardt <jengelh@computergmbh.de>]

On Dec 18 2007 21:37, Eric Dumazet wrote:
>
> If turning off tcp_sack makes the problem go away, why dont you
> turn it off all the time ?
>
That would just be workaround. I welcome the efforts to track this;
not all users have the time to do so.
Disabling tcp_sack also disabled it kernel-wide, which, well... for
2.6.25 there is a TCPOPTSTRIP netfilter target slated with which
SACK could be stripped only for a given host list or processes from
a UID.
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