Some extra examples and performance .ini files.

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+;; hopefully a well balanced configuration that works well for everything.
+
+
+[Startup]
+    ; ##
+    ; ## SYSTEM
+    ; ##
+
+    ; Sets the method that OpenSim will use to fire asynchronous
+    ; events. Valid values are UnsafeQueueUserWorkItem,
+    ; QueueUserWorkItem, BeginInvoke, SmartThreadPool, and Thread.
+    ;
+    ; SmartThreadPool is reported to work well on Mono/Linux, but
+    ; UnsafeQueueUserWorkItem has been benchmarked with better
+    ; performance on .NET/Windows
+    ;
+    ; UnsafeQueueUserWorkItem refers to the fact that the code creating the event could elevate its security
+    ; privileges.  However, as calling code is trusted anyway this is safe (if you set
+    ;  TrustedBinaries = true in the [XEngine] section then you already have to trust that incoming code for other reasons).
+    async_call_method = SmartThreadPool
+
+    ; Max threads to allocate on the FireAndForget thread pool
+    ; when running with the SmartThreadPool option above
+    MaxPoolThreads = 300
+
+    ; Allow certain jobs to be run consecutively in a job engine rather than always concurrently.
+    ; This improves performance in regions with large numbers of connections (in the hundreds).
+    JobEngineEnabled = true
+
+    ; Maximum number of position, rotation and scale changes for each prim that the simulator will store for later undos
+    ; Increasing this number will increase memory usage.
+    MaxPrimUndos = 42
+
+    ; If a viewer attempts to rez a prim larger than the non-physical or physical prim max, clamp the dimensions to the appropriate maximum
+    ; This can be overridden in the region config file.
+    ClampPrimSize = true
+
+    ; If a prim is loaded from an external source, clamp it to Z = 0 if Z is negative.
+    ClampNegativeZ = true
+
+    ; Allow scripts to keep running when they cross region boundaries, rather than being restarted.  State is reloaded on the destination region.
+    ; This only applies when crossing to a region running in a different simulator.
+    ; For crossings where the regions are on the same simulator the script is always kept running.
+    AllowScriptCrossing = true
+
+    ; Main Frame time
+    ; This defines the rate of several simulation events.
+    ; Default value should meet most needs.
+    ; It can be reduced to improve the simulation of moving objects, with possible increase of cpu and network loads.
+    ; It should not be less than the physics engine step time.
+    ; Being a integer multiple of it may reduce some jitter in reported physics FPS.
+    ; changing this value, you need to change some of the following *EveryNFrames so their actions timing remains the same
+    FrameTime = 0.0909
+
+    ; Send scheduled updates to objects in the scene
+    ; This must be a whole number
+    UpdateObjectsEveryNFrames = 1
+
+    ; Send position/velocity, etc. updates to agents in the scene
+    ; This must be a whole number
+    UpdateAgentsEveryNFrames = 1
+
+    ; Apply pending forces from physics calculations to an entity.
+    ; This must be a whole number
+    UpdateEntityMovementEveryNFrames = 1
+
+    ; Send coarse location updates to viewers.  In a classic viewer, this updates the minimap.
+    ; This must be a whole number
+    UpdateCoarseLocationsEveryNFrames = 50
+
+    ; Physics simulation execution or syncronization, acording to engine. Should be 1
+    ; This must be a whole number
+    UpdatePhysicsEveryNFrames = 1
+
+    ; Send out the on frame event to modules and other listeners.  This should probably never deviate from 1.
+    ; This must be a whole number
+    UpdateEventsEveryNFrames = 1
+
+    ; Send terrain updates to viewers
+    ; This must be a whole number
+    UpdateTerrainEveryNFrames = 50
+
+    ; Persitently store any objects which meet the PRIM STORAGE criteria
+    ; This must be a whole number
+    UpdateStorageEveryNFrames = 200
+
+    ; Clean up temp on rez objects.
+    ; This must be a whole number
+    UpdateTempCleaningEveryNSeconds = 180
+
+    ; ##
+    ; ## PRIM STORAGE
+    ; ##
+
+    ; Persistence of changed objects happens during regular sweeps. The following control that behaviour to
+    ; prevent frequently changing objects from heavily loading the region data store.
+    ; If both of these values are set to zero then persistence of all changed objects will happen on every sweep.
+    ;
+    ; Objects will be considered for persistance in the next sweep when they have not changed for this number of seconds
+    MinimumTimeBeforePersistenceConsidered = 60
+    ; Objects will always be considered for persistance in the next sweep if the first change occurred this number of seconds ago
+    MaximumTimeBeforePersistenceConsidered = 600
+
+    ; ##
+    ; ## PHYSICS
+    ; ##
+
+    ; Select a mesher here.
+    ;
+    ; Meshmerizer properly handles complex prims by using triangle meshes.
+    ; Note that only the ODE physics engine currently deals with meshed prims in a satisfactory way
+    ;
+    ; ZeroMesher is faster but leaves the physics engine to model the mesh using the basic shapes that it supports
+    ; Usually this is only a box
+
+    ;meshing = Meshmerizer
+    ;meshing = ZeroMesher
+    ;; select ubODEMeshmerizer only with ubOde physics engine
+    meshing = ubODEMeshmerizer
+
+    ; ubODE and  OpenDynamicsEngine does allocate a lot of memory on stack. On linux you may need to increase its limit
+    ; script opensim-ode-sh starts opensim setting that limit. You may need to increase it even more on large regions
+    ; edit the line ulimit -s 262144, and change this last value
+
+    ; if you use Meshmerizer and want sculpt map collisions, setting this to
+    ; to true will store decoded sculpt maps in a special folder in your bin
+    ; folder, which can reduce startup times by reducing asset requests. Some
+    ; versions of mono dont work well when reading the cache files, so set this
+    ; to false if you have compatibility problems.
+    CacheSculptMaps = true
+
+    ;; BulletSim is the default physics engine.  It provides the best performance and most functionality.
+    ;; BulletSim supports varregions.
+    ;; OpenDynamicsEngine was the previous default physics engine in OpenSimulator 0.7.6.1 and before.
+    ;; It continues to provide a workable physics implementation.  It does not currently support varregions.
+    ;; basicphysics effectively does not model physics at all, making all objects phantom.
+    ;; Default is BulletSim
+    ;physics = BulletSim
+    ;physics = modified_BulletX
+    ;physics = OpenDynamicsEngine
+    ;physics = basicphysics
+    ;physics = POS
+    ;; alternative OpenDynamicsEngine engine. ubODEMeshmerizer meshing above MUST be selected also
+    physics = ubODE
+
+    ; ##
+    ; ## SCRIPT ENGINE
+    ; ##
+
+    ;; Default script engine to use. Currently, we only have XEngine
+    DefaultScriptEngine = "XEngine"
+
+    ; Image decoding. Use CSJ2K for layer boundary decoding if true,
+    ; OpenJPEG if false
+    ; UseCSJ2K = true
+
+
+[Map]
+    ; Map tile options.
+    ; If true, then maptiles are generated using the MapImageModule below.
+    ; If false then the texture referenced by MaptileStaticUUID is used instead, which can also be overridden
+    ; in individual region config file(s).  If you do not want to upload map tiles at all, then you will need
+    ; both to set this to false and comment out the [Modules] MapImageServiceModule setting in config-include/
+    GenerateMaptiles = true
+
+    ;WorldMapModule = "WorldMap"
+
+    ; The module to use in order to generate map images.
+    ; MapImageModule is the default.  Warp3DImageModule is an alternative experimental module that can
+    ; generate better images.
+    MapImageModule = "Warp3DImageModule"
+
+    ; World map blacklist timeout in seconds
+    ;BlacklistTimeout = 600
+
+    ; Refresh (in seconds) the map tile periodically
+    MaptileRefresh = 0
+
+    ; If not generating maptiles, use this static texture asset ID
+    ;MaptileStaticUUID = "00000000-0000-0000-0000-000000000000"
+
+    ; Draw objects on maptile.  This step might take a long time if you've got a large number of
+    ; objects, so you can turn it off here if you'd like.
+    DrawPrimOnMapTile = true
+
+    ; Use terrain texture for maptiles if true, use shaded green if false
+    TextureOnMapTile = true
+
+    ; Texture prims
+    TexturePrims = true
+
+    ; Only texture prims that have a diagonal size greater than this number
+    TexturePrimSize = 5
+
+    ; Attempt to render meshes and sculpties on the map
+    RenderMeshes = true
+
+    UseAntiAliasing = true
+
+
+[Network]
+    ; OpenSim can send multiple simultaneous requests for services such as asset
+    ; retrieval. However, some versions of mono appear to hang when there are too
+    ; many simultaneous requests, default is 30 and is currently applied only to assets
+    ;MaxRequestConcurrency = 30
+
+
+[ClientStack.LindenUDP]
+    ; The client socket receive buffer size determines how many
+    ; incoming requests we can process; the default on .NET is 8192
+    ; which is about 2 4k-sized UDP datagrams. On mono this is
+    ; whatever the underlying operating system has as default; for
+    ; example, ubuntu 8.04 or SLES11 have about 111k, which is about
+    ; 27 4k-sized UDP datagrams (on linux platforms you can [as root]
+    ; do "sysctl net.core.rmem_default" to find out what your system
+    ; uses a default socket receive buffer size.
+    ;
+    ; client_socket_rcvbuf_size allows you to specify the receive
+    ; buffer size LLUDPServer should use. NOTE: this will be limited
+    ; by the system's settings for the maximum client receive buffer
+    ; size (on linux systems you can set that with "sysctl -w
+    ; net.core.rmem_max=X")
+    ;
+    ;client_socket_rcvbuf_size = 8388608
+
+    ; Maximum outbound bytes per second for a single scene. This can be used to
+    ; throttle total outbound UDP traffic for a simulator. The default value is
+    ; 0, meaning no throttling at the scene level. The example given here is
+    ; 20 megabits
+    ;
+    ;scene_throttle_max_bps = 2500000
+
+    ; Maximum bytes per second to send to any single client. This will override
+    ; the user's viewer preference settings. The default value is 0, meaning no
+    ; aggregate throttling on clients (only per-category throttling). The
+    ; example given here is 1.5 megabits
+    ;
+    ;client_throttle_max_bps = 187500
+
+    ; Minimum bytes per second to send to any single client as a result of
+    ; adaptive throttling. Viewer preferences set to a lower number will
+    ; override the settin. The example given here ensures that adaptive
+    ; throttling will never decrease per client bandwidth below 256 kbps.
+    ;
+    ;adaptive_throttle_min_bps = 32000
+
+    ; Adaptive throttling attempts to limit network overload when multiple
+    ; clients login by starting each connection more slowly. Disabled by
+    ; default
+    ;
+    enable_adaptive_throttles = true
+
+    ; Per-client bytes per second rates for the various throttle categories.
+    ; These are default values that will be overridden by clients. These
+    ; defaults are approximately equivalent to the throttles set by the Imprudence
+    ; viewer when maximum bandwidth is set to 350kbps
+
+    ;resend_default = 6625
+    ;land_default = 9125
+    ;wind_default = 1750
+    ;cloud_default = 1750
+    ;task_default = 18500
+    ;texture_default = 18500
+    ;asset_default = 10500
+
+    ; Configures how ObjectUpdates are aggregated. These numbers
+    ; do not literally mean how many updates will be put in each
+    ; packet that goes over the wire, as packets are
+    ; automatically split on a 1400 byte boundary. These control
+    ; the balance between responsiveness of interest list updates
+    ; and total throughput. Higher numbers will ensure more full-
+    ; sized packets and faster sending of data, but more delay in
+    ; updating interest lists
+    ;
+    ;PrimUpdatesPerCallback = 100
+
+    ; TextureSendLimit determines how many packets will be put on
+    ; the outgoing queue each cycle. Like the settings above, this
+    ; is a balance between responsiveness to priority updates and
+    ; total throughput. Higher numbers will give a better
+    ; throughput at the cost of reduced responsiveness to client
+    ; priority changes or transfer aborts
+    ;
+    ;TextureSendLimit = 20
+
+    ; CannibalizeTextureRate allows bandwidth to be moved from the
+    ; UDP texture throttle to the task throttle. Since most viewers
+    ; use HTTP textures, this provides a means of using what is largely
+    ; unused bandwidth in the total throttle. The value is the proportion
+    ; of the texture rate to move to the task queue. It must be between
+    ; 0.0 (none of the bandwidth is cannibalized) and 0.9 (90% of the
+    ; bandwidth is grabbed)
+    ;
+    ; CannibalizeTextureRate = 0.5
+
+    ; The time to wait before disconecting an unresponsive client.
+    ; The time is in seconds. The default is one minute
+    ;
+    ;AckTimeout = 60
+
+    ; The time to wait before disconecting an unresponsive paused client.
+    ; A client can be paused when the file selection dialog is open during file upload.
+    ; This gives extra time to find files via the dialog but will still disconnect if
+    ; the client crashes or loses its network connection
+    ; The time is in seconds. The default is five minutes.
+    ;
+    ;PausedAckTimeout = 300
+
+
+[Appearance]
+    ; Persist avatar baked textures
+    ; Persisting baked textures can speed up login and region border
+    ; crossings especially with large numbers of users, though it
+    ; will store potentially large numbers of textures in your asset
+    ; database
+    PersistBakedTextures = true
+
+    ; Control the delay before appearance is sent to other avatars and
+    ; saved in the avatar service. Attempts to limit the impact caused
+    ; by the very chatty dialog that sets appearance when an avatar
+    ; logs in or teleports into a region; values are in seconds
+    DelayBeforeAppearanceSave = 5
+    DelayBeforeAppearanceSend = 2
+
+    ; If true, avatar appearance information is resent to other avatars in the simulator every 60 seconds.
+    ; This may help with some situations where avatars are persistently grey, though it will not help
+    ; in other situations (e.g. appearance baking failures where the avatar only appears as a cloud to others).
+    ResendAppearanceUpdates = true
+
+    ; Turning this on responds to CachedTexture packets to possibly avoid rebaking the avatar
+    ; on every login
+    ReuseTextures = true
+
+
+[Attachments]
+    ; Controls the number of milliseconds that are slept per 100 prims rezzed in attachments
+    ; Experimental setting to control CPU spiking when avatars with many attachments login/change outfit
+    ; or when multiple avatars with medium level attachments login/change outfit simultaneously.
+    ; If 0 then no throttling is performed.
+    ThrottlePer100PrimsRezzed = 0
+
+
+[Textures]
+    ; If true, textures generated dynamically (i.e. through osSetDynamicTextureData() and similar OSSL functions) are reused where possible
+    ; Chiefly, reuse occurs if a texture has already been generated with identical data and settings, and that texture contains no dynamic components
+    ; (e.g. images pulled from an external HTTP address).
+    ; Reusing previously generated textures results in a much faster update on the viewer but may cause issues if the viewer didn't receive all resolutions of the texture.
+    ; Currently, it will also increase asset cache use since temporary dynamic textures are no longer deleted.
+    ; Hence, currently considered experimental.
+    ; Default is false.
+    ReuseDynamicTextures = true
+
+    ; If true, then textures generated dynamically that have a low data size relative to their pixel size are not reused
+    ; This is to workaround an apparent LL 3.3.4 and earlier viewer bug where such textures are not redisplayed properly when pulled from the viewer cache.
+    ; Only set this to true if you are sure that all the viewers using your simulator will not suffer from this problem.
+    ; This setting only has an affect is ReuseDynamicTextures = true
+    ; Default is false
+    ReuseDynamicLowDataTextures = true
+
+
+[ODEPhysicsSettings]
+    ; ##
+    ; ## Physics stats settings ( most ignored by ubOde )
+    ;
+
+    ; If collect_stats is enabled, then extra stat information is collected which is accessible via the MonitorModule
+    ; (see http://opensimulator.org/wiki/Monitoring_Module for more details).
+    collect_stats = true
+
+    ; ##
+    ; ## Physics logging settings - logfiles are saved to *.DIF files
+    ; ##
+
+    ; default is false
+    ;physics_logging = true
+    ;; every n simulation iterations, the physics snapshot file is updated
+    ;physics_logging_interval = 50
+    ;; append to existing physics logfile, or overwrite existing logfiles?
+    ;physics_logging_append_existing_logfile = true
+
+    ;##
+    ;## World Settings
+    ;##
+
+    ; World Step size.
+    ; with legacy ODE this value needs to be close to 0.02s
+    ; with ubOde this value can be reduced to improve simulation quality with the cost of higher cpu load
+    ; you will need to test acording to you needs
+    ; choosing a value that is a integer sub multiple of FrameRate reduces some jitter on reported physics FPS
+    world_stepsize = 0.01818
+    ; number of iterations of constrains solver, higher should improve results
+    ; up to a point where acumulated math errors eliminate the improvement
+    ; more steps may increase CPU load. No real gain in changing
+    world_solver_iterations = 10
+
+    ;Spaces level settings. Affects memory consumption vs Collider CPU time for avatar and physical prim
+    ; defines spaces partition cells min and max sizes == 2^value
+    world_hashspace_level_low = -5
+    world_hashSpace_level_high = 12
+
+    meters_in_small_space = 29.9
+
+
+    ; ##
+    ; ## Contact properties. (the stuff that happens when things come in contact with each other)
+    ; ##
+
+    ; surface layer around geometries other geometries can sink into before generating a contact
+    world_contact_surface_layer = 0.001
+
+    ; Filtering collisions helps keep things stable physics wise, but sometimes
+    ; it can be overzealous.  If you notice bouncing, chances are it's that.
+    filter_collisions = true
+
+    ; Non Moving Terrain Contact (avatar isn't moving)
+    nm_terraincontact_friction = 255.0
+    nm_terraincontact_bounce = 0.1
+    nm_terraincontact_erp = 0.1025
+
+    ; Moving Terrain Contact (avatar is moving)
+    m_terraincontact_friction = 75.0
+    m_terraincontact_bounce = 0.05
+    m_terrainContact_erp = 0.05025
+
+    ; Moving Avatar to object Contact
+    m_avatarobjectcontact_friction = 75.0
+    m_avatarobjectcontact_bounce = 0.1
+
+    ; Object to Object Contact and Non-Moving Avatar to object
+    objectcontact_friction = 250.0
+    objectcontact_bounce = 0.2
+
+    ; ##
+    ; ## Avatar Control
+    ; ##
+
+    ; PID Controller Settings. These affect the math that causes the avatar to reach the
+    ; desired velocity
+    ; See http://en.wikipedia.org/wiki/PID_controller
+
+    av_pid_derivative = 2200.0
+    av_pid_proportional = 900.0
+
+    ; specifies if the capsule should be tilted (=true; old compatibility mode)
+    ; or straight up-and-down (=false; better and more consistent physics behavior)
+    av_capsule_tilted = false
+
+    ; Movement.  Smaller is faster.
+
+    ; speed of movement with Always Run off
+    av_movement_divisor_walk = 1.3
+
+    ; speed of movement with Always Run on
+    av_movement_divisor_run = 0.8
+
+    ; When the avatar flies, it will be moved up by this amount off the ground (in meters)
+    minimum_ground_flight_offset = 3.0
+
+    ; Plant avatar.   This reduces the effect of physical contacts with the avatar.
+    ; If you have a group of unruly and rude visitors that bump each other, turn this on to make that less attractive.
+    ; The avatar still allows a small movement based on the PID settings above.  Stronger PID settings AND this active
+    ; will lock the avatar in place
+    av_planted = false
+
+    ; No Avatar Avatar Collissions.  This causes avatar to be able to walk through each other as if they're ghosts but still interact with the environment
+    av_av_collisions_off = false
+
+    ; ##
+    ; ## Object options
+    ; ##
+
+    ; amount of ODE steps where object is non moving for ODE to automatically put it to sleep
+    body_frames_auto_disable = 20
+
+    ; used to control llMove2Target
+    body_pid_derivative = 35
+    body_pid_gain = 25
+
+    ; maximum number of contact points to generate per collision
+    contacts_per_collision = 80
+
+    ; start throttling the object updates if object comes in contact with 3 or more other objects
+    geom_contactpoints_start_throttling = 3
+
+    ; send 1 update for every x updates below when throttled
+    geom_updates_before_throttled_update = 15
+
+    ; ##
+    ; ## Sculpted Prim settings
+    ; ##
+
+    ; Do we want to mesh sculpted prim to collide like they look?
+    ; If you are seeing sculpt texture decode problems
+    ; (messages such as "Decoded image with unhandled number of components: 0 shortly followed by a physcs exception")
+    ; then you might want to try setting this to false.
+    mesh_sculpted_prim = true
+
+    ; number^2 non-physical level of detail of the sculpt texture.  32x32 - 1024 verticies
+    mesh_lod = 32
+
+    ; number^2 physical level of detail of the sculpt texture.  16x16 - 256 verticies
+    mesh_physical_lod = 16
+
+    ; ##
+    ; ## additional meshing options
+    ; ##
+
+    ; Physics needs to create internal meshs (or convert the object meshs or scultps)
+    ; for all prims except simple boxes and spheres.
+
+    ; collisions of small objects againts larger ones can have a increased CPU load cost
+    ; so this are represented by a simple BOX
+    ; if all their scale dimensions are lower or equal to this option. Default is 0.1m
+    ; (ubOde only)
+    ; MinSizeToMeshmerize = 0.1
+
+
+[BulletSim]
+    ; There are two bullet physics libraries, bulletunmanaged is the default and is a
+    ;   native c++ dll bulletxna is a managed C# dll.  They have comparible functionality
+    ;   but the c++ one is much faster.
+    ;BulletEngine = "bulletunmanaged"
+    BulletEngine = "bulletxna"
+
+    ; BulletSim can run on its own thread independent of the simulator's heartbeat
+    ;   thread. Enabling this will not let the physics engine slow down avatar movement, etc.
+    UseSeparatePhysicsThread = true
+
+    ; Terrain implementation can use either Bullet's heightField or BulletSim can build
+    ;   a mesh. 0=heightField, 1=mesh
+    TerrainImplementation = 0
+    ; For mesh terrain, the detail of the created mesh. '1' gives 256x256 (heightfield
+    ;   resolution). '2' gives 512x512. Etc. Cannot be larger than '4'. Higher
+    ;   magnifications use lots of memory.
+    TerrainMeshMagnification = 1
+
+    ; Should avatars collide with each other?
+    AvatarToAvatarCollisionsByDefault = true
+
+    ; Default linkset implmentation
+    ; 'Constraint' uses physics constraints to hold linkset together. 'Compound'
+    ;    builds a compound shape from the children shapes to create a single physical
+    ;    shape. 'Compound' uses a lot less CPU time.
+    LinkImplementation = 1      ; 0=constraint, 1=compound
+
+    ; If 'true', offset a linkset's origin based on mass of linkset parts.
+    LinksetOffsetCenterOfMass = false
+
+    ; If 'true', turn scuplties into meshes
+    MeshSculptedPrim = true
+
+    ; If 'true', force simple prims (box and sphere) to be meshed
+    ; If 'false', the Bullet native special case shape is used for square rectangles
+    ;   and even dimensioned spheres.
+    ForceSimplePrimMeshing = true
+
+    ; If 'true', when creating meshes, remove all triangles that have two equal vertexes.
+    ;   Happens often in sculpties. If turned off, there will be some doorways
+    ;   that cannot be walked through.
+    ShouldRemoveZeroWidthTriangles = true
+
+    ; If 'true', use convex hull definition in mesh asset if present.
+    ShouldUseAssetHulls = true
+
+    ; If there are thousands of physical objects, these maximums should be increased.
+    MaxCollisionsPerFrame = 2048
+    MaxUpdatesPerFrame = 8192
+
+    ; Detailed physics debug logging. Very verbose.
+    PhysicsLoggingEnabled = False
+    PhysicsLoggingDir = "."
+    VehicleLoggingEnabled = False
+
+
+[Sun]
+    ; send a Sun update every update_interval # of frames.  A lower number will
+    ; make for smoother sun transition at the cost of network
+    ;update_interval = 100
+
+
+[Wind]
+    ; How often should wind be updated, as a function of world frames.  Approximately 50 frames a second
+    wind_update_rate = 150
+
+    ; The Default Wind Plugin to load
+    wind_plugin = SimpleRandomWind
+
+
+[Cloud]
+    ; update interval for the cloud cover data returned by llCloud().
+    ; default is 1000
+    cloud_update_rate = 1000
+
+
+[Trees]
+    ; active_trees allows module to change its trees in time.
+    ; some will be deleted, others created and rest may grow
+    ; default is false. You can change it with console command tree active true | false later
+    active_trees = false
+    ; the trees change execution time rate (in ms)
+    update_rate = 1000
+
+    ; allow the trees to grow.
+    ; DANGER
+    ; this option causes high network use on the order of
+    ; NumberOfTrees * NumberAvatars * 1000 / update_rate udp packets per second
+    allowGrow = false
+
+
+[LL-Functions]
+    ; Maximum number of llListen events we allow over the entire region.
+    ; Set this to 0 to have no limit imposed
+    max_listens_per_region = 0
+
+    ; Maximum number of llListen events we allow per script
+    ; Set this to 0 to have no limit imposed.
+    max_listens_per_script = 0
+
+    ; Maximum number of external urls that scripts can set up in this simulator (e.g. via llRequestURL())
+    max_external_urls_per_simulator = 256
+
+    ; Use size boxes instead of meshed prims, sculpts and mesh when calculating bounding boxes.
+    ; Speeds up calculations but can make them inaccurate, in some cases very inaccurate.
+    UseSimpleBoxesInGetBoundingBox = false
+
+    ; Use llCastRay V3 if true.
+    ; Implements llCastRay similar but not identical to Second Life.
+    ; See http://wiki.secondlife.com/wiki/LlCastRay .
+    ; NEW
+    ; Meshes prims for good accuracy in ray hit detection,
+    ; handling basic and tortured prims, sculpts and meshes.
+    ; Uses ellipsoid, correctly sized avatar capsules.
+    ; Handles complex terrain, multi-prim objects and seated avatars.
+    ; Implements throttling and the status codes
+    ; RCERR_UNKNOWN and RCERR_CAST_TIME_EXCEEDED,
+    ; so LSL scripts need to handle these responses and RCERR_SIM_PERF_LOW.
+    ; WARNING
+    ; Can be faster on some servers and scenes, but slower on others,
+    ; compared to previous version of llCastRay in OpenSimulator.
+    ; Is in most cases considerably slower than llCastRay in Second Life.
+    ; Generates geometry meshes and can therefore use much system resources.
+    UseLlCastRayV3 = true
+
+    ; Accepted calculation precision error in calculations in llCastRay V3
+    FloatToleranceInLlCastRay = 0.00001
+
+    ; Accepted distance difference between duplicate hits in llCastRay V3
+    FloatTolerance2InLlCastRay = 0.001
+
+    ; Detail level when rendering prims in llCastRay V3
+    ; 0 = Low, 1 = Medium, 2 = High, 3 = Highest, higer level gives better accuracy but slower call
+    PrimDetailLevelInLlCastRay = 1
+
+    ; Detail level when rendering sculpts in llCastRay V3
+    ; 0 = Low, 1 = Medium, 2 = High, 3 = Highest, higer level gives better accuracy but slower call
+    SculptDetailLevelInLlCastRay = 1
+
+    ; Detail level when rendering meshes in llCastRay V3
+    ; 0 = Low, 1 = Medium, 2 = High, 3 = Highest, higer level gives better accuracy but slower call
+    MeshDetailLevelInLlCastRay = 3
+
+    ; Detail level when rendering avatar capsules in llCastRay V3
+    ; 0 = Low, 1 = Medium, 2 = High, 3 = Highest, higer level gives better accuracy but slower call
+    AvatarDetailLevelInLlCastRay = 1
+
+    ; Maximum number of returned hits from llCastRay V3
+    MaxHitsInLlCastRay = 16
+
+    ; Maximum number of returned hits per prim from llCastRay V3
+    MaxHitsPerPrimInLlCastRay = 16
+
+    ; Maximum number of returned hits per object from llCastRay V3
+    MaxHitsPerObjectInLlCastRay = 16
+
+    ; Report ray intersections with surfaces on exits from a prim as hits in llCastRay V3 if true
+    DetectExitHitsInLlCastRay = false
+
+    ; Detect attachments in llCastRay V3 if true
+    DoAttachmentsInLlCastRay = false
+
+    ; Throttle period length in ms before which all old llCastRay use is discarded in llCastRay V3
+    ; The sum of AvailableTimeInMsPerRegionInLlCastRay and all AvailableTimeInMsPerAvatarInLlCastRay should not exceed this
+    ThrottleTimeInMsInLlCastRay = 200
+
+    ; Available time in ms for llCastRay per throttle period and 65536 m2 land area in llCastRay V3
+    AvailableTimeInMsPerRegionInLlCastRay = 40
+
+    ; Available time in ms for llCastRay per throttle period and avatar when script in attachment or vehicle in llCastRay V3
+    AvailableTimeInMsPerAvatarInLlCastRay = 10
+
+    ; Required available time in ms left to perform a new llCastRay in llCastRay V3
+    RequiredAvailableTimeInMsInLlCastRay = 2
+
+    ; Maximum available time in ms possible in llCastRay V3, not to get too high values with varregions
+    MaximumAvailableTimeInMsInLlCastRay = 40
+
+    ; Use cached meshes in llCastRay V3 if true
+    ; Improves performance but uses more memory
+    UseMeshCacheInLlCastRay = true
+
+
+[XEngine]
+    ; How many threads to keep alive even if nothing is happening
+    MinThreads = 2
+
+    ; How many threads to start at maximum load
+    MaxThreads = 100
+
+    ; Time a thread must be idle (in seconds) before it dies
+    IdleTimeout = 60
+
+    ; Thread priority ("Lowest", "BelowNormal", "Normal", "AboveNormal", "Highest")
+    Priority = "Normal"
+
+    ; Maximum number of events to queue for a script (excluding timers)
+    MaxScriptEventQueue = 3000
+
+    ; Stack size per thread created
+    ThreadStackSize = 262144
+
+    ; Set this to true to load each script into a separate
+    ; AppDomain. Setting this to false will load all script assemblies into the
+    ; current AppDomain, which will reduce the initial per-script memory overhead,
+    ; but deleted scripts stay inactive using memory.
+    ; Significantly improving script loading times.
+    ; However, setting this to false will also prevent script DLLs from being unloaded from memory if the script is deleted.
+    ; This may cause an OutOfMemory problem over time when avatars with scripted attachments move in and out of the region.
+    ; This may only be a problem if regions stay alive for a long time with lots of scripts added or edited.
+    ; At this time some mono versions seem to have problems with the true option,
+    ; so default is now false until a fix is found, to simply life of less technical skilled users.
+    ;
+    ; At least on my desktop, this seems to be what soaks up 4 - 5 times the memory.
+    AppDomainLoading = false
+
+    ; Controls whether previously compiled scripts DLLs are deleted on sim restart.
+    ; If you set this to false then startup will be considerably faster since scripts won't need to be recompiled.
+    ; It should be true on first run after updating opensim binary version
+    ; after first run you can change to false.
+    ; You can also set it to false and delete the script DLLs by hand
+    ; This does not delete cached scripts state.
+    DeleteScriptsOnStartup = true
+
+    ; CompactMemOnLoad
+    ; forces calls to memory garbage collector before loading each script DLL during region startup.
+    ; Peak memory usage is reduced and region starts with a more compacted memory allocation.
+    ; But this costs a lot of time, so region load will take a lot longer.
+    ; it is more usefull if there are no previously compiled scripts DLLs (or DeleteScriptsOnStartup = true)
+    CompactMemOnLoad = true
+
+    ; Controls whether scripts are stopped by aborting their threads externally (abort)
+    ; or by co-operative checks inserted by OpenSimulator into compiled script (co-op).
+    ; co-op will be more stable as aborting threads can cause instability.
+    ; abort was the default option in OpenSimulator 0.8 and before.
+    ; If this setting is changed between co-op and abort, then existing scripts will automatically be recompiled if necessary.
+    ; However, the setting change will not take affect until the next time you restart the simulator.
+    ; Setting changes will not affect state information stored for scripts.
+    ScriptStopStrategy = co-op
+
+    ; Rate to poll for asynchronous command replies (ms)
+    ; currently unused
+    ;AsyncLLCommandLoopms = 50
+
+    ; Compile debug info (line numbers) into the script assemblies
+    CompileWithDebugInformation = true
+
+    ; Interval (s) between background save of script states
+    SaveInterval = 120
+
+    ; Interval (s) between maintenance runs (0 = disable)
+    MaintenanceInterval = 10
+
+    ; Amount of time in milliseconds we will wait for an event to completely normally when a script stop is requested
+    ; before aborting the thread (such as when an object containing scripts is taken into inventory).
+    WaitForEventCompletionOnScriptStop = 1000
+
+    ; Minimum settable timer interval. Any timer setting less than this is
+    ; rounded up to this minimum interval.
+    MinTimerInterval = 0.1
+
+    ; Sensor settings
+    SensorMaxRange = 1024.0
+    SensorMaxResults = 64
+
+
+[Groups]
+    ; Groups data is cached for this number of seconds before another request is made to the groups service
+    ; Set to 0 to disable the cache.
+    ; Default is 30 seconds
+    GroupsCacheTimeout = 30
+
+
+[PacketPool]
+    ;RecyclePackets = true
+    ;RecycleDataBlocks = true
+
+    ; If true, then the basic packet objects used to receive data are also recycled, not just the LLUDP packets.
+    ; This reduces data churn
+    RecycleBaseUDPPackets = true
+
+
+[InterestManagement]
+    ; This section controls how state updates are prioritized for each client
+    ; Valid values are BestAvatarResponsiveness, Time, Distance,
+    ; SimpleAngularDistance, and FrontBack
+    UpdatePrioritizationScheme = BestAvatarResponsiveness
+    ReprioritizationEnabled = true
+    ReprioritizationInterval = 2000.0
+    RootReprioritizationDistance = 10.0
+    ChildReprioritizationDistance = 20.0
+
+    ; TEST OPTION KEEP AS FALSE
+    ; if true, don't send object updates if outside view range
+    ObjectsCullingByDistance = false
+
+    ; If n > 1, only every n UDP terse updates will be sent to observers of an avatar that are in the same region
+    ; Updates will always be sent to the avatar that the update addresses and if av velocity is effectively zero (to prevent drift due to missing updates).
+    ; n > 1 will reduce UDP traffic but will lead to laggier movement observed in other avatars.
+    RootTerseUpdatePeriod = 0
+
+    ; If n > 1, only every n UDP terse updates will be sent to observers of an avatar that are in another region
+    ; n > 1 will reduce UDP traffic but may lead to laggier movement observed in other avatars, though values up to 4 may not generate a noticeable effect.
+    ChildTerseUpdatePeriod = 0
+
+    ; Send an update to clients if the difference from the last sent avatar position is greater than this tolerance
+    RootPositionUpdateTolerance = 0.05
+
+    ; Send an update to clients if the euclidian difference from the last sent avatar rotation is greater than this tolerance
+    RootRotationUpdateTolerance = 0.1
+
+    ; Send an update to clients if the difference from the last sent avatar velocity is greater than this tolerance
+    RootVelocityUpdateTolerance = 0.001
+
+
+[Statistics]
+    ; NumberOfFrames is used in a moving average calculation, where NumberOfFrames is the number of frames
+    ; to include in the averaging calculations
+    NumberOfFrames=10
+
+
+[Terrain]
+    ; If 'true' each avatar is only sent terrain patches within their view distance
+    ; This also changes the region terrain loading from 'lawn mower' to ordered around
+    ;     the avatar outward.
+    SendTerrainUpdatesByViewDistance = True
+
+
+[LandManagement]
+    ; When editing terrain or objects, parcel layer info is updated in the viewer.
+    ;   This can be expensive for large regions. If this variable is 'true', only the
+    ;   parcel layer data around the area of interest is sent. The parcel layer info
+    ;   is sent for 'ParcelLayerViewDistance' around the interest point.
+    ; If 'ParcelLayerViewDistance' is >= 128, the operation for legacy sized regions
+    ;   will be what it has always been (send the whole region's parcel layer info).
+    ; Other parcel updates (login, changing parcel ownership, ...) will still send
+    ;   whole region.
+    LimitParcelLayerUpdateDistance = true
+    ParcelLayerViewDistance = 1024
+
+
+;; If you are using a simian grid frontend you can enable
+;; this module to upload tile images for the mapping fn
+;;
+[SimianGridMaptiles]
+    RefreshTime = 3600
+
+
+;;
+;; These are defaults that are overwritten below in [Architecture].
+;; These defaults allow OpenSim to work out of the box with
+;; zero configuration
+;;
+[AssetService]
+    ; Disable this to prevent the default asset set from being inserted into the
+    ; asset store each time the region starts
+    AssetLoaderEnabled = false
+
+
+[AutoBackupModule]
+    ;; default is module is disabled at the top level
+    AutoBackupModuleEnabled = false
+
+
+[ServiceThrottle]
+    ;; Default time interval (in ms) for the throttle service thread to wake up
+    Interval = 5000
+
+
+[Materials]
+     MaxMaterialsPerTransaction = 50