<div dir="ltr"><div class="markdown-here-wrapper" style=""><p style="margin:0px 0px 1.2em!important">Hi Veronica,</p>
<p style="margin:0px 0px 1.2em!important">On Tue, Aug 8, 2017 at 3:46 PM, Veronica Andreo <<a href="mailto:veroandreo@gmail.com" target="_blank">veroandreo@gmail.com</a>> wrote:</p>
<p style="margin:0px 0px 1.2em!important"></p><div class="markdown-here-exclude"><p></p><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>I've also experienced the freezing issue (dunno if it the same thing or not). Here, the rendering freezes if strds has more than 500 maps. I do not even get to the export part. Cancel does not close it, so I have to kill it (trunk r71319). <br></div></div></blockquote><p></p></div><p style="margin:0px 0px 1.2em!important"></p>
<p style="margin:0px 0px 1.2em!important">Same problem here, when I reach 502 maps raise the following exception:</p>
<pre style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;font-size:1em;line-height:1.2em;margin:1.2em 0px"><code class="hljs language-python" style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;margin:0px 0.15em;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(234,234,234);background-color:rgb(248,248,248);border-radius:3px;display:inline;white-space:pre;overflow:auto;border-radius:3px;border:1px solid rgb(204,204,204);padding:0.5em 0.7em;display:block!important;display:block;overflow-x:auto;padding:0.5em;color:rgb(51,51,51);background:rgb(248,248,248) none repeat scroll 0% 0%">Traceback (most recent call last):
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/usr/lib/python2.7/site-packages/wx-3.0-gtk2/wx/_core.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">16762</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> <<span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">lambda</span>>
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/home/pietro/.local/grass-7.3.svn/gui/wxpython/animation/frame.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">194</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> SetAnimations
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/home/pietro/.local/grass-7.3.svn/gui/wxpython/animation/controller.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">305</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> SetAnimations
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/home/pietro/.local/grass-7.3.svn/gui/wxpython/animation/controller.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">328</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> _setAnimations
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/home/pietro/.local/grass-7.3.svn/gui/wxpython/animation/controller.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">407</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> _updateBitmapData
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/home/pietro/.local/grass-7.3.svn/gui/wxpython/animation/provider.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">234</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> Load
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/home/pietro/.local/grass-7.3.svn/gui/wxpython/animation/provider.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">366</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> Render
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/usr/lib64/python2.7/multiprocessing/__init__.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">218</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> Queue
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/usr/lib64/python2.7/multiprocessing/queues.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">63</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> __init__
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/usr/lib64/python2.7/multiprocessing/synchronize.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">147</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> __init__
  File <span class="hljs-string" style="color:rgb(221,17,68)">"/usr/lib64/python2.7/multiprocessing/synchronize.py"</span>, line <span class="hljs-number" style="color:rgb(0,128,128)">75</span>, <span class="hljs-keyword" style="color:rgb(51,51,51);font-weight:bold">in</span> __init__
OSError: [Errno <span class="hljs-number" style="color:rgb(0,128,128)">24</span>] Too many open files
</code></pre>
<p style="margin:0px 0px 1.2em!important">But checking the number of opened file on my system, it seems two order lower than the maximum:</p>
<pre style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;font-size:1em;line-height:1.2em;margin:1.2em 0px"><code class="hljs language-bash" style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;margin:0px 0.15em;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(234,234,234);background-color:rgb(248,248,248);border-radius:3px;display:inline;white-space:pre;overflow:auto;border-radius:3px;border:1px solid rgb(204,204,204);padding:0.5em 0.7em;display:block!important;display:block;overflow-x:auto;padding:0.5em;color:rgb(51,51,51);background:rgb(248,248,248) none repeat scroll 0% 0%">$ cat /proc/sys/fs/file-nr
<span class="hljs-number" style="color:rgb(0,128,128)">23422</span>   <span class="hljs-number" style="color:rgb(0,128,128)">0</span>       <span class="hljs-number" style="color:rgb(0,128,128)">1628292</span>
$ cat /proc/sys/fs/file-max 
<span class="hljs-number" style="color:rgb(0,128,128)">1628292</span>
</code></pre>
<p style="margin:0px 0px 1.2em!important">I’ve attached also the complete log of the command in DEBUG mode, but I was not able to understand where the problem could be. I’ve also rebooted just to be sure that the system was fresh, but again after 502 maps it breaks with the same error.</p>
<p style="margin:0px 0px 1.2em!important">Any ideas?</p><p style="margin:0px 0px 1.2em!important">Pietro<br></p>
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