ERR#35 'Resource temporarily unavailable'

Brad Fitzpatrick brad at
Wed Dec 27 08:26:10 UTC 2006

That's not an error.

That's a normal non-blocking socket read, saying nothing's available to

Ignore it.  Everything's good.

On Wed, 27 Dec 2006, Victor Gumayuno wrote:

> Hi everybody,
> please help :)
> We're running memcached to lower mysql DB servers load.
> There're several computers with memcached 1.2.0, all under FreeBSD 5.4
> and 6.1.
> They perform well (at least they meet our expectations),
> but when we tried to trace them with truss, we noticed that it complains
> a lot about some error:
> read(0x46,0xbdd7000,0x2000)               ERR#35 'Resource temporarily
> unavailable'
> What's the reason for this message and whether it has some negative
> impact on the overall performance?
> If so, what can we do to avoid it?
> Thanks in advance.

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