Project

General

Profile

Wiki » History » Version 8

Peter Shanahan, 12/11/2012 11:36 AM

1 8 Peter Shanahan
h1. NDOS DAQ Cluster Wiki
2 1 Denis Perevalov
3 4 Andrew Norman
The DAQ Cluster for the Near Detector on the Surface (NDOS) is currently housed
4 4 Andrew Norman
in the Lattice Computing Center (LCC) at FNAL.  The cluster consists of 28 computing
5 4 Andrew Norman
that are designed to serve either as farm "buffer nodes" or as individual servers/hosts
6 4 Andrew Norman
for specific DAQ processes.
7 4 Andrew Norman
8 4 Andrew Norman
In the current configuration the cluster has the following configuration:
9 4 Andrew Norman
10 4 Andrew Norman
Servers/Hosts
11 4 Andrew Norman
12 4 Andrew Norman
* Master Server (hosts all critical servers)
13 7 Denis Perevalov
* Runcontrol (runs the Run Control application)
14 7 Denis Perevalov
* Trigger (runs Global Trigger application, as well as SpillServer Receiver)
15 4 Andrew Norman
* Data monitor (datamon)
16 7 Denis Perevalov
* Message Logger (Runs the message facility server and stores all DAQ log files locally in /daqlogs)
17 7 Denis Perevalov
* Backup Server (backs up major directories, such as /home/novadaq, ganglia database)
18 4 Andrew Norman
* Database
19 4 Andrew Norman
20 4 Andrew Norman
Spool Disk Servers
21 1 Denis Perevalov
22 5 Andrew Norman
* Data Disk 1 (15TB server)
23 5 Andrew Norman
* Data Disk 2 (15TB server)
24 4 Andrew Norman
25 4 Andrew Norman
Buffer/Farm Nodes
26 4 Andrew Norman
27 4 Andrew Norman
* Farm Nodes 1-15
28 4 Andrew Norman
29 4 Andrew Norman
Detector Controls/Slow Controls
30 4 Andrew Norman
31 4 Andrew Norman
* DCS Master
32 1 Denis Perevalov
* DCS Readout 1
33 4 Andrew Norman
* DCS Readout 2
34 1 Denis Perevalov
35 5 Andrew Norman
Data Processing
36 1 Denis Perevalov
37 5 Andrew Norman
* Nearline processing (farm node 16)
38 5 Andrew Norman
39 1 Denis Perevalov
40 1 Denis Perevalov
h2. Additional Information on the Cluster
41 8 Peter Shanahan
42 8 Peter Shanahan
[[Directory Structures]]
43 1 Denis Perevalov
44 1 Denis Perevalov
[[Remote Access and Control of Cluster Machines]]
45 7 Denis Perevalov
46 4 Andrew Norman
[[Starting and stopping DAQ SW applications on the DAQ cluster]]
47 7 Denis Perevalov
48 7 Denis Perevalov
[[Cron jobs on the DAQ cluster]]
49 1 Denis Perevalov
50 1 Denis Perevalov
[[DAQ Monitor machine]]
51 1 Denis Perevalov
52 1 Denis Perevalov
[[Backup Server]]
53 1 Denis Perevalov
54 6 Kurt Biery
[[Oct 2011 Notes on S3 deployment and Tomcat restarts]]
55 6 Kurt Biery
56 1 Denis Perevalov
[[May 2011 Notes on Installing Tomcat and the Screen Snapshot Service]]
57 1 Denis Perevalov
58 1 Denis Perevalov
[[May 2011 Notes on changing DCM hostnames at NDOS]]
59 2 Susan Kasahara
60 3 Susan Kasahara
[[18-Aug-2011 novadaq-ctrl-datamon log]] - Updated PHP to 5.3.6, S. Kasahara