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Date:      Fri, 26 Mar 2010 17:31:38 -0700
From:      Chuck Swiger <cswiger@mac.com>
To:        "Joe R. Jah" <jjah@cloud.ccsf.cc.ca.us>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: OT: Keystrokes stick every ~1500 strokes
Message-ID:  <A206D6E1-7EAF-4F50-8460-8805F1E3419B@mac.com>
In-Reply-To: <20100326162738.E48194@cloud.ccsf.cc.ca.us>
References:  <20100326162738.E48194@cloud.ccsf.cc.ca.us>

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On Mar 26, 2010, at 5:18 PM, Joe R. Jah wrote:
> Since last Monday my ssh connections started working erraticly.  Today I
> tested it by holding down a key until it stops printing, and made several
> itterations; it turns out that ~1500 key strokes print on the screen; then
> it stops responding for several seconds; then it spits out ~25 missed
> keystrokes.

Sounds like a path MTU problem; perhaps something thinks it should be doing Jumbo frames and can't, or perhaps VLAN tagging or something else is being used....

ping -s 1480 hostname and similar can be helpful.

Regards,
-- 
-Chuck




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