--- projects/cms/source/server/build/etc/system.conf	2001/03/22 01:05:45	1.44
+++ projects/cms/source/server/build/etc/system.conf	2004/01/15 13:41:46	1.76
@@ -5,282 +5,363 @@
 # configuration system has this file as its 
 # root of configuration
 #
+# This is a working sample configuration, which
+# aims to provide a working "out of the box"
+# setup, aswell as a some example configuration.
+#
 # $Author: tdb $
-# $Id: system.conf,v 1.44 2001/03/22 01:05:45 tdb Exp $
+# $Id: system.conf,v 1.76 2004/01/15 13:41:46 tdb Exp $
 #
+# http://www.i-scream.org.uk/
+#
+
 ############################################################
 #### Configuration Files & Groups
 ############################################################
 
-# for computing machines
-group.computing=Host.129.12.4.*;
-group.rocks=Host.agate.ukc.ac.uk;Host.arkose.ukc.ac.uk;Host.basalt.ukc.ac.uk;Host.chalk.ukc.ac.uk;\
-            Host.chert.ukc.ac.uk;Host.granite.ukc.ac.uk;Host.jade.ukc.ac.uk;Host.jasper.ukc.ac.uk;\
-            Host.magnetite.ukc.ac.uk;Host.obsidian.ukc.ac.uk;Host.pumice.ukc.ac.uk;\
-            Host.pyrite.ukc.ac.uk;Host.slate.ukc.ac.uk;Host.topaz.ukc.ac.uk;
-group.compsoc=Host.compsoc1.ukc.ac.uk
+# All components, such as hosts, will take their configuration
+# as given in this file. Unless, that is, they have an extra
+# configuration file specified here, or they're in a group
+# that has a configuration file. If this is the case the extra
+# configuration will override what is given in this file.
 
-config.computing=computing.conf
-config.rocks=rocks.conf
-config.compsoc1=rocks.conf
+# We can define an extra configuration file for any component
+# of the system. This is done by specifying the following:
+#
+# config.component=someconfigfile.conf
+#
+# Component names will be defined in the documentation for
+# the component. An example is that a host component is
+# known by the name "Host.hostname" or "Host.ip".
+# It is also possible to use the wildcard "*" in a
+# hostname or IP address.
 
-# for library machines
-group.library=Host.129.12.58.*;
-config.library=library.conf
+# This defines that server.example.com has some extra
+# configuration in the file 'server.conf'.
+config.Host.server.example.com=exserver.conf
 
-# for SSB machines
-group.ssb=Host.stue*.ukc.ac.uk;
-config.ssb=ssb.conf
+# All webservers are placed in a group named 'www'.
+group.www=Host.www1.example.com;Host.www2.example.com
+# Then we define some extra config for them.
+config.www=webservers.conf
 
-# mySQL configuration
-config.mySQL=mySQL.conf
+# Our workstations are in their own subnet.
+group.workstations=Host.192.168.10.*;
+# They can have their own config too.
+config.workstations=workstations.conf
 
+# Any hosts not specified by now have the default
+# config as given in this file.
+
+
 ############################################################
 #### Misc system-wide configuration
 ############################################################
 
-# the time (in seconds) that checks should be made for
-# changes in configuration
+# The ConfigurationProxy caches configuration for various
+# parts of the server. This setting defines how often, in
+# seconds, the proxy will check if the data it contains
+# is still valid.
 ConfigurationProxy.updateTime=60
 
-# The time interval at which the Queue's should be monitored
-Queue.MonitorInterval=15
-# The upper limit for a Queue
+# The internal Queue's can be monitored. This specifies
+# the interval, in seconds, at which their state should
+# be monitored.
+Queue.MonitorInterval=300
+# The maximum size a Queue can be before items are
+# dropped when new ones arrive.
 Queue.SizeLimit=1000
-# The removal algorithm
+# And which items we should drop when the queue is full
+# and new items arrive. Choices are:
+# RANDOM - drop a random item from the queue
+# FIRST  - drop the first item from the queue
+# LAST   - drop the last item from the queue
+# DROP   - drop the new item from the queue
 Queue.RemoveAlgorithm=FIRST
 
+# The XMLCache caches data passing through the system.
+# This setting specifies the time, in seconds, at which
+# the caches contents will be rotated. In real terms
+# this means the minimum age at which an XMLPacket can
+# be before it is up for deletion from the cache.
+XMLCache.cleanupPeriod=30
 
+
 ############################################################
 #### FilterManager configuration
 ############################################################
 
-# The default port to listen for new host connections
+# The FilterManager accepts connections from hosts
+# upon startup. It provides them with configuration
+# and details of which filter to talk to. This setting
+# specifies which port (TCP) it listens on.
 FilterManager.listenPort=4567
 
+# An Access Control List for the FilterManager. One
+# might consider something like this:
+#
+# FilterManager.ACL=DEFAULT:DENY;*.example.com:ALLOW
+FilterManager.ACL=DEFAULT:ALLOW
 
 
 ############################################################
 #### Filter configuration
 ############################################################
 
-# The default port for Filter's to listen on
+# A Filter accepts data from hosts on a UDP port. It is
+# specified here.
 Filter.UDPListenPort=4589
-Filter.TCPListenPort=4589
 
-# Plugin Information
-Filter.PluginsPackage=uk.org.iscream.filter.plugins
-Filter.Plugins=TypeChecker;EnforceEssentialData
+# Filters contain plugins for checking the data passing
+# through them. This plugins do the job of "filtering".
+# This setting specifies the java package they're
+# contained in.
+Filter.PluginsPackage=uk.org.iscream.cms.server.filter.plugins
+# And the names of the plugins to be loaded.
+Filter.Plugins=TypeChecker;EnforceEssentialData;SourceChecker
 
-# The name for the root filter
-RootFilter.name=root
-
-# The default parent filter (should almost always be the same as Filter.rootFilter)
+# Every Filter, except the root, needs a parent to
+# send their data to. This is usually the root filter,
+# although in more complex setups it might be another
+# filter - giving a tree structure.
 Filter.parentFilter=root
 
+# A Filter can accept data through UDP, or from
+# an upstream Filter (CORBA). These methods can be
+# individually turned of on a filter. The default
+# is to have them all on.
+# (comment or set to 0 to disable)
+Filter.ActivateUDPReader=1
+Filter.ActivateCORBAReader=1
 
+# We can also specify Access Control Lists for the
+# UDP input of the Filters. One might want something
+# restrictive like this:
+#
+# Filter.UDPACL=DEFAULT:DENY;*.example.com:ALLOW
+Filter.UDPACL=DEFAULT:ALLOW
 
+# A Filter plugin called the SourceChecker verifies
+# that packets come from permitted hosts. It is
+# given an ACL to check the hosts against. A possible
+# ACL might be:
+#
+# Filter.SourceCheckerPluginACL=DEFAULT:DENY;*.example.com:ALLOW
+Filter.SourceCheckerPluginACL=DEFAULT:ALLOW
+
+
 ############################################################
-#### Root filter interfaces configuration
+#### Root filter configuration
 ############################################################
 
-# Comment either of these (or delete them) and
-# that interface won't be started
-RootFilter.realtimeInterfaceName=realtimeclients
-RootFilter.dbInterfaceName=database
+# The special filter known as the "Root Filter" needs
+# a name within the system.
+RootFilter.name=root
 
 
-
 ############################################################
 #### Client interface configuration
 ############################################################
 
-# The port for the client interface to listen on
+# The client interface listens for connections from clients
+# on a TCP port. It is specified here.
 ClientInterface.listenPort=4510
 
+# The client interface needs to connect to another one to
+# receive data. There is a special client interface in the
+# root filter which is the top of the tree.
+ClientInterface.parent=root
 
+# The Client Interface has two channels, control and data.
+# Each of these can have an ACL for allowing connections.
+# As per previous examples in this configuration file they
+# could be set restrictively, but we'll leave them open
+# by default
+ClientInterface.TCPControlChannelACL=DEFAULT:ALLOW
+ClientInterface.TCPDataChannelACL=DEFAULT:ALLOW
 
+
 ############################################################
+#### LocalClient Configuration
+############################################################
+
+# The parent for the Local Client
+Client.parent=clientinterface1
+
+
+############################################################
 #### Host Configuration
 ############################################################
 
-# The default filter for a new host
-Host.filter=computingFilter;
+# A host can use any filter. We'll set the default filter
+# for all hosts to be 'filter1'. This can be a list.
+Host.filter=filter1;
 
-# The default update times for a new host
-Host.UDPUpdateTime=10
-Host.TCPUpdateTime=60
-Host.AveragerUpdateTime=5
+# Hosts send data every UDPUpdateTime, in seconds.
+Host.UDPUpdateTime=60
 
-# The services checks to run on a host
-Host.serviceChecksPackage=uk.org.iscream.filter.plugins
+# How long a hosts config is valid for (a TTL effectively)
+# after this time, in seconds, has passed a host should
+# consider it's configuration invalid and check for a new
+# configuration as soon as it can.
+Host.ConfigTTL=3600
 
+# We can run service checks on a host. The java package
+# which contains them is specified here.
+Host.serviceChecksPackage=uk.org.iscream.cms.server.filter.plugins
 
 
 ############################################################
 #### Monitor Configuration
 ############################################################
 
-# the monitors to run
-Monitor.PluginsPackage=uk.org.iscream.client.monitors
-Monitor.Plugins=CPU;Disk;Memory;Swap;Services;Heartbeat;WebFeeder;
-#Monitor.Plugins=CPU;WebFeeder;
-#Monitor.Plugins=
+# Monitors allow data to be watched for possible problems.
+# This setting specifies which java package they're in.
+Monitor.PluginsPackage=uk.org.iscream.cms.server.client.monitors
+# And which ones should be loaded.
+Monitor.Plugins=CPU;Load;Process;Disk;Memory;Swap;Services;\
+                Heartbeat;Queue;UserCount;WebFeeder;DiskIO;\
+                NetIO;Paging;
 
+# Alerts timeout after a given time in seconds and go up
+# to the next level. These can be overridden for monitors
+# on an individual basis.
+Monitor.alertTimeout.NOTICE=60
+Monitor.alertTimeout.WARNING=900
+Monitor.alertTimeout.CAUTION=1800
+Monitor.alertTimeout.CRITICAL=3600
 
-## CPU monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
-Monitor.CPU.threshold.LOWER=90
-Monitor.CPU.threshold.UPPER=99
+# Is monitoring enabled? (comment or set to 0 to disable)
+Monitor.enable=1
 
-# timings of the alerts (in seconds)
-Monitor.CPU.alertTimeout.NOTICE=60
-Monitor.CPU.alertTimeout.WARNING=900
-Monitor.CPU.alertTimeout.CAUTION=1800
-Monitor.CPU.alertTimeout.CRITICAL=3600
+## Threshold values
+#
+# Here we specify the threshold for each monitor. When
+# a threshold is broken an alert is raised. If the
+# UPPER threshold is broken the alertTimeout values
+# given above are halved to make the alert escalate
+# quicker.
 
+# CPU monitor threshold values
+Monitor.CPU.threshold.LOWER=90
+Monitor.CPU.threshold.UPPER=95
+# enable this monitor (comment or set to 0 to disable)
+Monitor.CPU.enable=1
 
-## Load monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
+# Load monitor threshold values
 Monitor.Load.threshold.LOWER=10.0
 Monitor.Load.threshold.UPPER=20.0
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Load.enable=1
 
-# timings of the alerts (in seconds)
-Monitor.Load.alertTimeout.NOTICE=60
-Monitor.Load.alertTimeout.WARNING=900
-Monitor.Load.alertTimeout.CAUTION=1800
-Monitor.Load.alertTimeout.CRITICAL=3600
+# Paging monitor threshold values
+Monitor.Paging.threshold.LOWER=1000
+Monitor.Paging.threshold.UPPER=5000
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Paging.enable=1
 
+# Process Count threshold values
+Monitor.Process.threshold.LOWER=500
+Monitor.Process.threshold.UPPER=1000
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Process.enable=1
 
-## Process Count monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
-Monitor.Process.threshold.LOWER=1000
-Monitor.Process.threshold.UPPER=1500
-
-# timings of the alerts (in seconds)
-Monitor.Process.alertTimeout.NOTICE=60
-Monitor.Process.alertTimeout.WARNING=900
-Monitor.Process.alertTimeout.CAUTION=1800
-Monitor.Process.alertTimeout.CRITICAL=3600
-
-
-## Memory monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
+# Memory monitor threshold values
 Monitor.Memory.threshold.LOWER=80
 Monitor.Memory.threshold.UPPER=90
+# Whether to include 'cache' in the 'free' value
+# (1 is true, anything else is false)
+Monitor.Memory.useCacheAsFree=1
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Memory.enable=1
 
-# timings of the alerts (in seconds)
-Monitor.Memory.alertTimeout.NOTICE=60
-Monitor.Memory.alertTimeout.WARNING=900
-Monitor.Memory.alertTimeout.CAUTION=1800
-Monitor.Memory.alertTimeout.CRITICAL=3600
-
-
-## Swap monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
+# Swap monitor threshold values
 Monitor.Swap.threshold.LOWER=80
 Monitor.Swap.threshold.UPPER=90
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Swap.enable=1
 
-# timings of the alerts (in seconds)
-Monitor.Swap.alertTimeout.NOTICE=60
-Monitor.Swap.alertTimeout.WARNING=900
-Monitor.Swap.alertTimeout.CAUTION=1800
-Monitor.Swap.alertTimeout.CRITICAL=3600
+# UserCount monitor threshold values
+Monitor.UserCount.threshold.LOWER=100
+Monitor.UserCount.threshold.UPPER=200
+# enable this monitor (comment or set to 0 to disable)
+Monitor.UserCount.enable=1
 
-
-## Disk monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
+# Disk monitor threshold values
 Monitor.Disk.threshold.LOWER=90
 Monitor.Disk.threshold.UPPER=95
+Monitor.DiskInode.threshold.LOWER=90
+Monitor.DiskInode.threshold.UPPER=95
+# Thresholds given are PERCENTAGE or VALUE
+# where PERCENTAGE is a percentage of disk in use
+# and VALUE is an absolute value of space free
+Monitor.Disk.thresholdMeasure=PERCENTAGE
+Monitor.DiskInode.thresholdMeasure=PERCENTAGE
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Disk.enable=1
+Monitor.DiskInode.enable=1
 
-# timings of the alerts (in seconds)
-Monitor.Disk.alertTimeout.NOTICE=60
-Monitor.Disk.alertTimeout.WARNING=900
-Monitor.Disk.alertTimeout.CAUTION=1800
-Monitor.Disk.alertTimeout.CRITICAL=3600
+# DiskIO monitor threshold values (in bytes)
+Monitor.DiskIO.rbytes.threshold.LOWER=10000000
+Monitor.DiskIO.rbytes.threshold.UPPER=50000000
+Monitor.DiskIO.wbytes.threshold.LOWER=10000000
+Monitor.DiskIO.wbytes.threshold.UPPER=50000000
+# enable this monitor (comment or set to 0 to disable)
+Monitor.DiskIO.enable=1
 
+# NetIO monitor threshold values (in bytes)
+Monitor.NetIO.rxbytes.threshold.LOWER=10000000
+Monitor.NetIO.rxbytes.threshold.UPPER=50000000
+Monitor.NetIO.txbytes.threshold.LOWER=10000000
+Monitor.NetIO.txbytes.threshold.UPPER=50000000
+# enable this monitor (comment or set to 0 to disable)
+Monitor.NetIO.enable=1
 
-## Services monitor configuration
-# threshold values
+# Queue monitor threshold values
+Monitor.Queue.threshold.LOWER=50
+Monitor.Queue.threshold.UPPER=80
+# Thresholds given are PERCENTAGE or VALUE
+# where PERCENTAGE is a percentage of the queue in use
+# and VALUE is an absolute value of free space
+Monitor.Queue.thresholdMeasure=PERCENTAGE
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Queue.enable=1
+
+# Services monitor threshold values
 # 
 # THE SERVICES MONITOR USES A HACK
 # WHEREBY IT USES THE SERVICE STATUS
-# AS THE THRESHOLD LEVEL.  THIS SHOULD
+# AS THE THRESHOLD LEVEL. THIS SHOULD
 # BE LOOKED AT!
 #
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
-#Monitor.Services.threshold.LOWER=120
-#Monitor.Services.threshold.LOWER=300
-
-# timings of the alerts (in seconds)
-Monitor.Services.alertTimeout.NOTICE=60
-Monitor.Services.alertTimeout.WARNING=900
-Monitor.Services.alertTimeout.CAUTION=1800
-Monitor.Services.alertTimeout.CRITICAL=3600
-
-# Make sure we shut up eventually
+# how many times we should be at the highest level before
+# we go to a FINAL alert
 Monitor.Services.reachFINALcount=5
 
-
-## Heartbeat monitor configuration
-# threshold values
-# 
-# note: if the UPPER threshold is broken,
-# the alertTimeout values are halved.
-# This is to escalate the alert quicker.
-Monitor.Heartbeat.checkPeriod=50
+# Heartbeat threshold values
 # these are values in seconds from when the heartbeat
 # was *expected* to arrive (ie. last + hearbeat period)
-Monitor.Heartbeat.threshold.LOWER=120
+Monitor.Heartbeat.threshold.LOWER=180
 Monitor.Heartbeat.threshold.UPPER=300
-
-# timings of the alerts (in seconds)
-Monitor.Heartbeat.alertTimeout.NOTICE=60
-Monitor.Heartbeat.alertTimeout.WARNING=900
-Monitor.Heartbeat.alertTimeout.CAUTION=1800
-Monitor.Heartbeat.alertTimeout.CRITICAL=3600
-
-# this means it will reach a FINAL level,
-# and thus the host will be removed from the monitor list,
-# if the highest level alert is reached and occours this
-# number of times.
-#
-# int this setup, that means 5 CRITICAL alerts would occour
-# on a Heartbeat before reaching FINAL.
-# If this value is wrong or not present, FINAL is never reached
-#
+# this is how often we will run a "check" of heartbeats
+Monitor.Heartbeat.checkPeriod=50
+# how many times we should be at the highest level before
+# we go to a FINAL alert
 Monitor.Heartbeat.reachFINALcount=5
+# list of hosts we expect to have at startup
+# this ensures we notice hosts that aren't running, not
+# just those that have gone down recently.
+#Monitor.Heartbeat.initialHosts=importantserver.example.com;myserver.example.com
+# enable this monitor (comment or set to 0 to disable)
+Monitor.Heartbeat.enable=1
 
+
 ############################################################
 #### Alerter Configuration
 ############################################################
-# The following var's are understood by ALL alerters for messages
+# The following variables are understood by ALL alerters
+# for messages. They will be substituted for their
+# appropriate value.
 #
 # %level%               - the alert level (eg, WARNING)
 # %threshold%           - the threshold broken (eg, LOWER)
@@ -293,33 +374,51 @@ Monitor.Heartbeat.reachFINALcount=5
 # %timeOfFirstAlert%    - the time the first alert was sent
 #
 
-# alerters to run
-Alerter.PluginsPackage=uk.org.iscream.client.alerters
-#Alerter.Plugins=EMail;IRC;WebFeeder;
-Alerter.Plugins=IRC;WebFeeder;
-#Alerter.Plugins=WebFeeder;
-#Alerter.Plugins=
+# The java package containing the alerters
+Alerter.PluginsPackage=uk.org.iscream.cms.server.client.alerters
+# And the names of the ones to activate
+# You might want to turn them all on, but we only activate
+# two basic ones by default.
+# Alerter.Plugins=EMail;IRC;WebFeeder;Logging;
+Alerter.Plugins=WebFeeder;Logging;
 
-# EMail alerter configuration
+# Configuration for the EMail alerter
+# The level alerts have to bypass to be e-mailed out
 Alerter.EMail.level = WARNING
-Alerter.EMail.destList = dev@i-scream.org.uk
-Alerter.EMail.sender = dev@i-scream.org.uk
-Alerter.EMail.smtpServer = mercury.ukc.ac.uk
+# A list of people to send alerts to
+Alerter.EMail.destList = me@example.com
+# The sender of the e-mail
+Alerter.EMail.sender = me@example.com
+# The SMTP server to send alerts to
+Alerter.EMail.smtpServer = smtp.example.com
+# The subject line of the e-mail
 Alerter.EMail.subject = i-scream alert: %level% alert on %source% for %attributeName%
+# The message in the e-mail
 Alerter.EMail.message = The i-scream distributed central monitoring system has\nraised a %level% alert for the host %source%.\n\nThe value for %attributeName% of %value% has exceeded the\n%threshold% threshold value of %thresholdValue%.\n\nThis alert was originally raised at %timeOfFirstAlert%,\nwhich was %timeSinceFirstAlert% ago.\n\nThe next alert (should one occur) will be sent in %timeTillNextAlert%.
 
-
-# IRC alerter configuration
+# Configuration for the IRC alerter
+# The level alerts have to bypass to be sent
 Alerter.IRC.level = OK
-Alerter.IRC.IRCServer = killigrew.ukc.ac.uk
+# The IRC server name
+Alerter.IRC.IRCServer = irc.example.com
+# and it's port
 Alerter.IRC.IRCPort = 6667
+# A list of nicks to try and be
 Alerter.IRC.nickList = iscreamBot;_iscreamBot;i-screamBot
+# Username to be
 Alerter.IRC.user = i-scream
-Alerter.IRC.comment = i-scream alerting bot
+# Responses to CTCP prods
+Alerter.IRC.comment = i-scream alerting bot (based on PircBot)
+Alerter.IRC.finger = i-scream alerting bot (based on PircBot)
+# Channel to join
 Alerter.IRC.channel = #i-scream
+# Message to use when sending an alert
 Alerter.IRC.message = %level%: %attributeName% on %source% has passed %threshold%(%thresholdValue%) threshold with %value% - time till next alert (should one occur), %timeTillNextAlert%
+# How long to wait before reconnecting
 Alerter.IRC.reconnectDelay = 30
+# Notice to send when starting up
 Alerter.IRC.startupNotice = i-scream alerting bot activated 
+# Commands the bot will recognise
 Alerter.IRC.stopCommand = stop alerts
 Alerter.IRC.startCommand = start alerts
 Alerter.IRC.lastAlertCommand = last alert
@@ -330,37 +429,59 @@ Alerter.IRC.uptimeCommand = uptime
 Alerter.IRC.timeSinceLastAlertCommand = time since last alert
 Alerter.IRC.versionCommand = version
 Alerter.IRC.helpCommand = help
+# Message to send when the bot is addressed and
+# doesn't understand the command
 Alerter.IRC.rejectMessage = sorry, I don't understand your request
 
+# Configuration for the Logging Alerter
+# This alerter writes alerts to the i-scream logfile.
+# The level alerts have to bypass to be logged
+Alerter.Logging.level = WARNING
+# The message to use when logging the alert
+Alerter.Logging.message = %level%: %attributeName% on %source% has passed %threshold%(%thresholdValue%) threshold with %value%
+
+
 ############################################################
 #### WebFeeder Configuration
 ############################################################
 
-# Define these (one or both_ to turn on the WebFeeder's,
-# comment it to turn them off
+# The WebFeeder drops alerts and latest data in to a
+# directory for the web interface to use. It is essentially
+# the link between the web interface and the server.
+
+# Set these to something to tell the WebFeeder to drop
+# latest data, alerts, or both. Comment themt o disable.
 WebFeeder.latestActive = true
 WebFeeder.alertActive = true
 
-# Only pass on alerts past this level
-WebFeeder.alertLevel = OK
+# We can make the WebFeeder only drop alerts that go
+# past a certain level. The default is "OK", which makes
+# all alerts get passed on.
+Alerter.WebFeeder.level = OK
 
-# Check period in seconds (for cleaning stale/old alerts)
+# The WebFeeder cleans out old and stale alerts when it
+# performs a check. This setting is the period, in seconds,
+# at which a check happens.
 WebFeeder.checkPeriod = 120
 
 # Delete alerts older than this, in seconds.
-# Files are only check every WebFeeder.checkPeriod seconds.
 WebFeeder.alertDeleteOlderThan = 300
 
-# Root Path
-WebFeeder.rootPath = /usr/local/proj/co600_10/webroot
+# Data will be dropped to a subdirectory (specified
+# below) of this directory.
+WebFeeder.rootPath = /web/i-scream
 
-# Latest Data
+# SubDir is the directory below rootPath which latest
+# data will be placed in. Below that a directory will
+# be created with the machine name, and a file named
+# FileName (specified here) will be created containg
+# the data.
 WebFeeder.latestSubDir = latest
 WebFeeder.latestFileName = latest_data
 
-# Alert Data
+# As above, but for the alerts.
 WebFeeder.alertSubDir = alert
 WebFeeder.alertFileName = alert_data
 
-############################################################
 
+############################################################