Altered rtgdthread queue managment to fix 100% CPU usage problem

v0.3.2. release

README.md

@@ -35,7 +35,7 @@ The *Realtime gauge-data* extension can be installed manually or automatically u
 1.  Download the latest *Realtime gauge-data* extension from the *Realtime gauge-data* extension [releases page](https://github.com/gjr80/weewx-realtime_gauge-data/releases) into a directory accessible from the weeWX machine.
 
 
-        wget -P $DOWNLOAD_ROOT https://github.com/gjr80/weewx-realtime_gauge-data/releases/download/v0.3.1/rtgd-0.3.1.tar.gz
+        wget -P $DOWNLOAD_ROOT https://github.com/gjr80/weewx-realtime_gauge-data/releases/download/v0.3.2/rtgd-0.3.2.tar.gz
 
     where $DOWNLOAD_ROOT is the path to the directory where the *Realtime gauge-data* extension is to be downloaded.
 
@@ -49,15 +49,15 @@ The *Realtime gauge-data* extension can be installed manually or automatically u
 
 3.  Install the *Realtime gauge-data* extension downloaded at step 1 using the *wee_extension* utility:
 
-        wee_extension --install=$DOWNLOAD_ROOT/rtgd-0.3.1.tar.gz
+        wee_extension --install=$DOWNLOAD_ROOT/rtgd-0.3.2.tar.gz
 
     This will result in output similar to the following:
 
-        Request to install '/var/tmp/rtgd-0.3.1.tar.gz'
-        Extracting from tar archive /var/tmp/rtgd-0.3.1.tar.gz
+        Request to install '/var/tmp/rtgd-0.3.2.tar.gz'
+        Extracting from tar archive /var/tmp/rtgd-0.3.2.tar.gz
         Saving installer file to /home/weewx/bin/user/installer/Rtgd
         Saved configuration dictionary. Backup copy at /home/weewx/weewx.conf.20170215124410
-        Finished installing extension '/var/tmp/rtgd-0.3.1.tar.gz'
+        Finished installing extension '/var/tmp/rtgd-0.3.2.tar.gz'
 
 4.  Start weeWX:
 
@@ -73,13 +73,13 @@ This will result in the *gauge-data.txt* file being generated on receipt of each
 
 1.  Download the latest *Realtime gauge-data* extension from the Realtime gauge-data [releases page](https://github.com/gjr80/weewx-realtime_gauge-data/releases) into a directory accessible from the weeWX machine.
 
-        wget -P $DOWNLOAD_ROOT https://github.com/gjr80/weewx-realtime_gauge-data/releases/download/v0.3.1/rtgd-0.3.1.tar.gz
+        wget -P $DOWNLOAD_ROOT https://github.com/gjr80/weewx-realtime_gauge-data/releases/download/v0.3.2/rtgd-0.3.2.tar.gz
 
     where $DOWNLOAD_ROOT is the path to the directory where the *Realtime gauge-data* extension is to be downloaded.
 
 2.  Unpack the extension as follows:
 
-        tar xvfz rtgd-0.3.1.tar.gz
+        tar xvfz rtgd-0.3.2.tar.gz
 
 3.  Copy files from within the resulting directory as follows:
 

bin/user/rtgd.py

@@ -17,13 +17,15 @@
 # You should have received a copy of the GNU General Public License along with
 # this program.  If not, see http://www.gnu.org/licenses/.
 #
-# Version: 0.3.1                                      Date: 3 December 2017
+# Version: 0.3.2                                      Date: 20 January 2018
 #
 # Revision History
+#   20 January 2018     v0.3.2
+#       - modified rtgdthread queue management to fix 100% CPU usage issue
 #   3 December 2017     v0.3.1
 #       - added ignore_lost_contact config option to ignore the sensor contact
 #         check result
-#       - refactored lost contact flag check code, now uses a dedictaed method 
+#       - refactored lost contact flag check code, now uses a dedicated method
 #         to determine whether sensor contact has been lost
 #       - changed a syslog entry to indicate 'rtgd' as the source not 'engine'
 #   4 September 2017    v0.3.0
@@ -63,7 +65,7 @@
 #         'wedge' would occasionally temporarily disappear from wind speed
 #         gauge
 #   28 February 2017    v0.2.8
-#       - Reworked day max/min calculations to better handle missing historical
+#       - reworked day max/min calculations to better handle missing historical
 #         data. If historical max/min data is missing day max/min will default
 #         to the current value for the obs concerned.
 #   26 February 2017    v0.2.7
@@ -947,7 +949,9 @@ def run(self):
                                 self.forecast_text = _package['payload']
                 # now deal with the control queue
                 try:
-                    _package = self.control_queue.get_nowait()
+                    # block for one second waiting for package, if nothing
+                    # received throw Queue.Empty
+                    _package = self.control_queue.get(True, 1.0)
                 except Queue.Empty:
                     # nothing in the queue so continue
                     pass

changelog

@@ -1,3 +1,5 @@
+v0.3.2
+*   modified rtdgthread queue management to fix 100% CPU usage issue
 v0.3.1
 *   added ignore_lost_contact config option to ignore the sensor contact
     check result

install.py

@@ -11,9 +11,11 @@
 #
 #                     Installer for Realtime gauge-data
 #
-# Version: 0.3.1                                        Date: 3 December 2017
+# Version: 0.3.2                                        Date: 20 January 2018
 #
 # Revision History
+#   20 January 2018     v0.3.2
+#       - bumped version only
 #   3 December 2017     v0.3.1
 #       - bumped version only
 #   4 September 2017    v0.3.0
@@ -59,7 +61,7 @@
 from setup import ExtensionInstaller
 
 REQUIRED_VERSION = "3.4.0"
-RTGD_VERSION = "0.3.1"
+RTGD_VERSION = "0.3.2"
 
 
 def loader():

readme.txt

@@ -43,7 +43,7 @@ gauge-data releases page (https://github.com/gjr80/weewx-realtime_gauge-data
 a directory accessible from the weeWX machine.
 
     wget -P $DOWNLOAD_ROOT https://github.com/gjr80/weewx-realtime_gauge-data
-/releases/download/v0.3.1/rtgd-0.3.1.tar.gz
+/releases/download/v0.3.2/rtgd-0.3.2.tar.gz
 
 	where $DOWNLOAD_ROOT is the path to the directory where the Realtime
     gauge-data extension is to be downloaded.
@@ -59,15 +59,15 @@ a directory accessible from the weeWX machine.
 3.  Install the Realtime gauge-data extension downloaded at step 1 using the
 wee_extension utility:
 
-    wee_extension --install=$DOWNLOAD_ROOT/rtgd-0.3.1.tar.gz
+    wee_extension --install=$DOWNLOAD_ROOT/rtgd-0.3.2.tar.gz
 
     This will result in output similar to the following:
 
-        Request to install '/var/tmp/rtgd-0.3.1.tar.gz'
-        Extracting from tar archive /var/tmp/rtgd-0.3.1.tar.gz
+        Request to install '/var/tmp/rtgd-0.3.2.tar.gz'
+        Extracting from tar archive /var/tmp/rtgd-0.3.2.tar.gz
         Saving installer file to /home/weewx/bin/user/installer/Rtgd
         Saved configuration dictionary. Backup copy at /home/weewx/weewx.conf.20161123124410
-        Finished installing extension '/var/tmp/rtgd-0.3.1.tar.gz'
+        Finished installing extension '/var/tmp/rtgd-0.3.2.tar.gz'
 
 4. Start weeWX:
 
@@ -91,14 +91,14 @@ gauge-data releases page (https://github.com/gjr80/weewx-realtime_gauge-data
 a directory accessible from the weeWX machine.
 
     wget -P $DOWNLOAD_ROOT https://github.com/gjr80/weewx-realtime_gauge-data
-/releases/download/v0.3.1/rtgd-0.3.1.tar.gz
+/releases/download/v0.3.2/rtgd-0.3.2.tar.gz
 
 	where $DOWNLOAD_ROOT is the path to the directory where the Realtime
     gauge-data extension is to be downloaded.
 
 2.  Unpack the extension as follows:
 
-    tar xvfz rtgd-0.3.1.tar.gz
+    tar xvfz rtgd-0.3.2.tar.gz
 
 3.  Copy files from within the resulting folder as follows: