Amanda-Users

Re: planner timeout

2007-11-29 10:30:23
Subject: Re: planner timeout
From: Paul Bijnens <Paul.Bijnens AT xplanation DOT com>
To: René Kanters <rkanters AT richmond DOT edu>
Date: Thu, 29 Nov 2007 16:24:17 +0100
On 2007-11-27 18:13, René Kanters wrote:
Hi,

I have been running into problems that some of my systems are heavily used for long computations making them somewhat less responsive.

Last night I ran into the issue that four systems did not send acknowledgments back to the dumper on time during the planning process:

planner: ERROR Request to werner.richmond.edu failed: timeout waiting for ACK

I looked into allowing more time for that stage, which I believe etimeout should allow, but my amanda.conf has 'etimeout 600' in it while the planner's debug file ends with: security_seterror(handle=0x3038a0, driver=0xa2a0c (BSD) error=timeout waiting for ACK)
security_close(handle=0x3038a0, driver=0xa2a0c (BSD))
planner: time 29.898: pid 3734 finish time Tue Nov 27 00:45:36 2007

suggesting that it still only waits for 30 seconds.

planner sends a packet to the client(s) and it expects at least
an UDP ACK-packet back within 30 seconds, indicating that the
client did receive at least the request.
The etimeout is the time that planner will wait for the packet
with the different size estimates from the client, which will usually
take more than 30 seconds.


Am I setting the wrong timeout?

So it seems you can't even get a reply back.  Firewall issues?


--
Paul Bijnens, xplanation Technology Services        Tel  +32 16 397.511
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