Networker

Re: [Networker] NW server gets unresponsive when processing jobs

2009-11-17 03:32:06
Subject: Re: [Networker] NW server gets unresponsive when processing jobs
From: Yaron Zabary <yaron AT ARISTO.TAU.AC DOT IL>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Tue, 17 Nov 2009 10:29:55 +0200
What is the location of /nsr/mm and /nsr (I don't know the Windows location).

  Where are the AFTD located ?

I have seen problems when /nsr/mm is on the same LUN/filesystem/disks as AFTD.


MIchael Leone wrote:
NW 7.4.5.1. on Win2003. The server is Win2003 Standard, 4G RAM.

My server has gotten increasingly unresponsive when processing jobs. For example, when I have 3 cloning jobs running (no saves; just cloning from AFTD devices), moving from MONITORING to DEVICES in the NMC gives me the "connecting to server" msg, and a few seconds wait. Sometimes longer. And I've now sometimes also seen "Server does not respond to UDP ping", and jobs failing, as well. I've had client backups fail with RPC errors. Reboot the NW server, and everything works exactly as it should. For a while ...

I'm looking throught the 7.4 Performance Tuning Guide now. Any immediate suggestions?

I upgraded from 7.4.2 (where this problem of slow NMC response was starting to manifest itself) to 7.4.5. A few days after that, I also upgraded the hardware (I had 2 libraries, each FC, but each tape drive was not individually fiber connected. I removed 1 library; removed the 4 SDLT-600 drives from the remaining library, and replaced with 8 FC connected LTO-4 drives). So now I have 1 library, with 8 fiber connected LTO-4 drives.

Since the hardware upgrade, the problem has only gotten worse.

Thoughts? Suggestions? Specific areas to look at?



--

-- Yaron.

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