[ntp:questions] too many recvbufs allocated (40)

Unruh unruh-spam at physics.ubc.ca
Tue Jun 10 04:42:35 UTC 2008

kiran.shirol at gmail.com (Kiran Shirol) writes:


>I am new to the group, appreciate if you could answer a couple of queries I

>Recently in one of my setups, I got this message continuously.

>too many recvbufs allocated (40) - ntpd

>I checked the code(ntp-4.2.0a) and found that ntpd has 40 recv buffers
>allocated for the recv packets.

>My questions:

>1. What situation causes such syslogs to pop-up ?

>2. Is it safe to increase the RECV_TOMANY to a larger value ?

How many servers do you have? What are your minpoll and maxpoll values for
those servers? Are you actually getting through to those servers ( what is
the output of ntpq -p).


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