[GRASS-SVN] r72089 - in grass-addons/grass7/raster: r.hants r.series.lwr
svn_grass at osgeo.org
svn_grass at osgeo.org
Tue Jan 16 10:43:17 PST 2018
Author: veroandreo
Date: 2018-01-16 10:43:17 -0800 (Tue, 16 Jan 2018)
New Revision: 72089
Modified:
grass-addons/grass7/raster/r.hants/r.hants.html
grass-addons/grass7/raster/r.series.lwr/r.series.lwr.html
Log:
r.hants & r.series.lwr manuals: fix -z and file option descriptions, sync with r.series (trunk 72081)
Modified: grass-addons/grass7/raster/r.hants/r.hants.html
===================================================================
--- grass-addons/grass7/raster/r.hants/r.hants.html 2018-01-16 18:27:16 UTC (rev 72088)
+++ grass-addons/grass7/raster/r.hants/r.hants.html 2018-01-16 18:43:17 UTC (rev 72089)
@@ -84,11 +84,11 @@
<p>
The maximum number of raster maps that can be processed is given by the
-per-user limit of the operating system. For example, the soft limits
+user-specific limit of the operating system. For example, the soft limits
for users are typically 1024. The soft limit can be changed with e.g.
<tt>ulimit -n 4096</tt> (UNIX-based operating systems) but it cannot be
-higher than the hard limit. If it is too low, you can as superuser add an
-entry in
+higher than the hard limit. If the latter is too low, you can as superuser
+add an entry in:
<div class="code"><pre>
/etc/security/limits.conf
@@ -96,7 +96,7 @@
your_username hard nofile 4096
</pre></div>
-This would raise the hard limit to 4096 files. Also have a look at the
+This will raise the hard limit to 4096 files. Also have a look at the
overall limit of the operating system
<div class="code"><pre>
cat /proc/sys/fs/file-max
@@ -104,15 +104,17 @@
which on modern Linux systems is several 100,000 files.
<p>
-Use the <em>file</em> option to analyze large amount of raster maps
-without hitting open files limit and the size limit of command line
-arguments. The computation is slower than with the <em>input</em> option
-method. For every single row in the output map(s) all input maps are
-opened and closed. The amount of RAM will rise linearly with the number of
-specified input maps. The input and file options are mutually exclusive.
-The option <em>input</em> is a comma separated list of raster map names
-and the option <em>file</em> is a text file with a new line separated
-list of raster map names. Note that the order of maps in one option or
+Use the <b>-z</b> flag to analyze large amounts of raster maps without
+hitting open files limit and the <em>file</em> option to avoid hitting
+the size limit of command line arguments.
+Note that the computation using the <em>file</em> option is slower than
+with the <em>input</em> option.
+For every single row in the output map(s) all input maps are opened and
+closed. The amount of RAM will rise linearly with the number of
+specified input maps. The <em>input</em> and <em>file</em> options are
+mutually exclusive: the former is a comma separated list of raster map
+names and the latter is a text file with a new line separated list of
+raster map names. Note that the order of maps in one option or
the other is very important.
<h2>EXAMPLES</h2>
Modified: grass-addons/grass7/raster/r.series.lwr/r.series.lwr.html
===================================================================
--- grass-addons/grass7/raster/r.series.lwr/r.series.lwr.html 2018-01-16 18:27:16 UTC (rev 72088)
+++ grass-addons/grass7/raster/r.series.lwr/r.series.lwr.html 2018-01-16 18:43:17 UTC (rev 72089)
@@ -89,11 +89,11 @@
<p>
The maximum number of raster maps that can be processed is given by the
-per-user limit of the operating system. For example, the soft limits
+user-specific limit of the operating system. For example, the soft limits
for users are typically 1024. The soft limit can be changed with e.g.
<tt>ulimit -n 4096</tt> (UNIX-based operating systems) but it cannot be
-higher than the hard limit. If it is too low, the user can, as superuser,
-add an entry in
+higher than the hard limit. If the latter is too low, you can as superuser
+add an entry in:
<div class="code"><pre>
/etc/security/limits.conf
@@ -101,7 +101,7 @@
your_username hard nofile 4096
</pre></div>
-This would raise the hard limit to 4096 files. Also, have a look at the
+This will raise the hard limit to 4096 files. Also have a look at the
overall limit of the operating system
<div class="code"><pre>
cat /proc/sys/fs/file-max
@@ -109,17 +109,19 @@
which on modern Linux systems is several 100,000 files.
<p>
-Use the <em>-z</em> flag to analyze large amounts of raster maps
-without hitting the open files limit and the size limit of command line
-arguments. This will however increase the processing time. For every
-single row in the output map(s) all input maps are opened and closed.
-The amount of RAM used will rise linearly with the number of specified
-input maps.
+Use the <b>-z</b> flag to analyze large amounts of raster maps without
+hitting open files limit and the <em>file</em> option to avoid hitting
+the size limit of command line arguments.
+Note that the computation using the <em>file</em> option is slower than
+with the <em>input</em> option.
+For every single row in the output map(s) all input maps are opened and
+closed. The amount of RAM will rise linearly with the number of
+specified input maps. The <em>input</em> and <em>file</em> options are
+mutually exclusive: the former is a comma separated list of raster map
+names and the latter is a text file with a new line separated list of
+raster map names. Note that the order of maps in one option or
+the other is very important.
-<p>
-The input and file options are mutually exclusive. Input is a
-text file with a new line separated list of raster map names.
-
<h2>EXAMPLES</h2>
We use a time series of the Chlorophyll-a concentration level 3 product
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