A mechanism that restricts access to a computer file by allowing only one user or process access at any specific time.

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32 views

Geoserver lock itself , performance problem

when 10-15 users use my wms layers, geoserver doesn't give response, or i hava tiledmap and when i zoom in and same level geoserver doesn't give any response so image is not appear. Is there any ...
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1answer
32 views

edit lock layer

I have a question. I want to make a protected processing imported layers from the sqlite database. Is there in QGIS 2.0 a function or a plugin or do I have to insert directly into the data? Thank ...
3
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0answers
62 views

New SQL Monitor Showing Database Deadlocks, Should I be alarmed?

We recently installed a SQL Monitoring tool that is raising High Alerts for SQL Server Deadlocks on my SDE database at random times during the day. Using the information provided in the Alert I have ...
4
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2answers
195 views

Problems with a FileGeodatabase locking

We have file geodatabase on a network drive, version 9.2, which locks every time a specific machine starts up ArcMap 10.0 or ArcCatalog 10.0. This machine isn't actually reading anything from this ...
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0answers
87 views

Lock file on shapefile persisting with arcpy.ImportMetadata_conversion

I've got a script that does a number of things to two shapefiles, and it appears that the metadata import step is creating a lock file on only one of the shapefiles that persists even after del arcpy. ...
2
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3answers
395 views

Locate and delete ArcGIS Desktop Lock files

I wan´t to simply delete the lock files that ArcGIS writes and doesn´t delete after removing data from the contents window. As my ArcGIS Desktop takes around 4 minutes to start, I am getting really ...
10
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1answer
322 views

PyQGIS file lock release

I was wondering what triggers the release of file locks in pyQGIS? I am trying to delete a few data sources (used temporarily) by calling QgsVectorFileWriter.deleteShapeFile, but I have to quit QGIS ...
2
votes
1answer
863 views

Error: cannot acquire a lock when editing in ArcMap 10.1

We have a problem with a shapefile feature class. Periodically it will not save edits with an error message as the following: Cannot save edits; cannot acquire a lock Working in 10.1 with a ...
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0answers
57 views

Updating a raster dataset stored in SDE, without schema changes

The Short(ish) Version: I have some rasters, that are generated nightly, that I need to insert into an SDE instance (10.0), sitting on top of an Oracle database (11.1.0.7). I have many users who ...
2
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3answers
402 views

How to release locks to temp files after ArcPy script crashes in ArcMap?

Sometimes when I'm testing an ArcPy script and it ends with exception, ArcMap is still holding locks to some temp files (I run my scripts through ArcMap). I cannot run the script any more, because it ...
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0answers
164 views

Adding multiple layers to Tilemill from a single sqlite DB

This is a repost of a question I had over at the MapBox support board. Since I wasn't having much luck over there, I'm hoping I would have better success here. I'm having trouble adding more than a ...
2
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1answer
159 views

Why are layers imported into a DB with Spatialite-Gui locked from editing?

I have a Spatialite DB which I have imported some shp files too using Spatialite-Gui. I have full read-write access to these layers via the Spatialite-Gui, however when I open these layers from QGIS I ...
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1answer
628 views

Unable to delete .lock files within geodatabase using Python

I am having problems with lock files while deleting and copying geodatabases for backup purposes. print "Now backing up your Geodatabase" distutils.dir_util.remove_tree ...
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0answers
320 views

QGIS: opening a shapefile without an exclusive file lock [closed]

UPDATE: I did some analysis of what happens with the locking and it looks like QGIS doesn't use an exclusive lock. It just requires (non-exclusive?) write lock to the file. So this C# code fails: ...
7
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3answers
2k views

Python script - how to avoid exclusive schema lock error?

I have a script for updating some features on my database every night (just for copying and replacing some features). This features are "read-only". My problem is that I can't avoid that these ...
1
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2answers
225 views

Add record in related table ArcPad

i have a layer form (named form_layer) containing a combobox and allows to add records into the related table, by showing a form of the related table (named form_table) When i try to add record ...
6
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1answer
365 views

Releasing GeoServer WFS-T Feature Lock

For some reason I'm having trouble finding any documentation about releasing feature locks in a GeoServer WFS (or any WFS for that matter). I can easily request a FeatureLock with a request like this ...