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Re: [Condor-users] Condor Quill Problem
- Date: Mon, 10 Jan 2011 08:56:29 -0600 (CST)
- From: Steven Timm <timm@xxxxxxxx>
- Subject: Re: [Condor-users] Condor Quill Problem
On Mon, 10 Jan 2011, Santanu Das wrote:
Thanks Steve and all, for the explanation. I don't think I really need to log
the startd info.
At the moment, I'm running QUILL daemon on the Central Manager and the Submit
host, and DBMSD only on the Central Manager - is this correct (well, in my
case) way of running Quill? Even though I can run condor_q, I don't get any
answer back when I run condor_history with "-completedsince":
You should have the following settings defined then:
QUILL_USE_SQL_LOG = FALSE
SCHEDD.QUILL_USE_SQL_LOG = TRUE
Also note that you would only get an output on the condor_history
if you ran it from the submit node.
Steve Timm
[root@serv07 JobManager]# condor_history -completedsince '01/01/2011
13:00'
-- Quill: quill@xxxxxxxxxxxxxxxxxxxxxxxx :<vserv03:5432> : quill_vserv03
ID OWNER SUBMITTED RUN_TIME ST COMPLETED CMD
No historical jobs in the database match your query
Does it mean Quill is not logging anything at all?
Cheers,
Santanu
On 08/01/11 01:57, Steven Timm wrote:
On Sat, 8 Jan 2011, Santanu Das wrote:
Thanks Erik and Wancheng, for pointing out the DBMSD bit - it's fixed now.
Two points:
1. You should only run the DBMSD on one machine. The manual says: "One
machine should run the condor_dbmsd daemon. On this machine, add it to
the DAEMON_LIST configuration variable. All Quill-enabled machines should
also run the condor_quill daemon. The machine running the condor_dbmsd
daemon can also run a condor_quill daemon."
One question: What do you mean "Quill-enabled machines"? Does it mean all
the Execute nodes? If yes, what's the benefit running QUILL on every
single node?
The only reason you would run Quill on every single node is if you
are keeping track of all the startd information in quill. The more
common configuration is only to run on the nodes that have a schedd.
If you are keeping track of all daemon info in quill then you
need a huge database machine, there are some presentations in
condor weeks of 2007 and 2008 that describe just how big.
Steve Timm
Cheers,
Santanu
--
------------------------------------------------------------------
Steven C. Timm, Ph.D (630) 840-8525
timm@xxxxxxxx http://home.fnal.gov/~timm/
Fermilab Computing Division, Scientific Computing Facilities,
Grid Facilities Department, FermiGrid Services Group, Group Leader.
Lead of FermiCloud project.