[Tile-serving] [mod_tile] "Failed to read cmd on fd" errors since mod_tile update on 2nd June (#77)

avirupd-egnaroinc notifications at github.com
Mon Jan 18 09:04:20 UTC 2016 

I have followed this tutorial https://switch2osm.org/serving-tiles/manually-building-a-tile-server-14-04/
But I am getting this when I am running 
sudo -u egnaro renderd -f -c /usr/local/etc/renderd.conf


renderd[22238]: Rendering daemon started
renderd[22238]: Initiating reqyest_queue
renderd[22238]: Parsing section renderd
renderd[22238]: Parsing render section 0
renderd[22238]: Parsing section renderd01
renderd[22238]: Parsing render section 1
renderd[22238]: Parsing section renderd02
renderd[22238]: Parsing render section 2
renderd[22238]: Parsing section mapnik
renderd[22238]: Parsing section default
renderd[22238]: Parsing section style2
renderd[22238]: config renderd: unix socketname=/var/run/renderd/renderd.sock
renderd[22238]: config renderd: num_threads=4
renderd[22238]: config renderd: num_slaves=8
renderd[22238]: config renderd: tile_dir=/var/lib/mod_tile
renderd[22238]: config renderd: stats_file=/var/run/renderd/renderd.stats
renderd[22238]: config mapnik:  plugins_dir=/usr/local/lib/mapnik/input
renderd[22238]: config mapnik:  font_dir=/usr/share/fonts/truetype/ttf-dejavu
renderd[22238]: config mapnik:  font_dir_recurse=1
renderd[22238]: config renderd(0): Active
renderd[22238]: config renderd(0): unix socketname=/var/run/renderd/renderd.sock
renderd[22238]: config renderd(0): num_threads=4
renderd[22238]: config renderd(0): tile_dir=/var/lib/mod_tile
renderd[22238]: config renderd(0): stats_file=/var/run/renderd/renderd.stats
renderd[22238]: config renderd(1): unix socketname=/var/run/renderd/renderd.sock
renderd[22238]: config renderd(1): num_threads=4
renderd[22238]: config renderd(1): tile_dir=/var/lib/mod_tile
renderd[22238]: config renderd(1): stats_file=(null)
renderd[22238]: config renderd(2): unix socketname=/var/run/renderd/renderd.sock
renderd[22238]: config renderd(2): num_threads=4
renderd[22238]: config renderd(2): tile_dir=/var/lib/mod_tile
renderd[22238]: config renderd(2): stats_file=(null)
renderd[22238]: config map 0:   name(default) file(/usr/local/share/maps/style/OSMBright/OSMBright.xml) uri(/osm_tiles/) htcp() host(localhost)
renderd[22238]: config map 1:   name(style2) file() uri(/osm_tiles2/) htcp() host()
renderd[22238]: Initialising unix server socket on /var/run/renderd/renderd.sock
renderd[22238]: Created server socket 4
renderd[22238]: Renderd is using mapnik version 2.2.0
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerifCondensed-Bold.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansMono-Oblique.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansCondensed-Oblique.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansCondensed-Bold.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerifCondensed.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansCondensed.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif-Italic.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerifCondensed-BoldItalic.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSans.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansCondensed-BoldOblique.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSans-BoldOblique.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSans-ExtraLight.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSans-Oblique.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSans-Bold.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansMono-Bold.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif-Bold.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerif-BoldItalic.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansMono-BoldOblique.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSerifCondensed-Italic.ttf
renderd[22238]: DEBUG: Loading font: /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansMono.ttf
Running in foreground mode...
renderd[22238]: Starting stats thread
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sock
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 5
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sock
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 6
debug: init_storage_backend: initialising file storage backend at: /var/lib/mod_tile
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sock
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 7
renderd[22238]: Loading parameterization function for debug: init_storage_backend: initialising file storage backend at: /var/lib/mod_tile

renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sock
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sock
renderd[22238]: Loading parameterization function for 
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 9
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 8
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sock
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 10
debug: init_storage_backend: initialising file storage backend at: /var/lib/mod_tile
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sockrenderd[22238]: DEBUG: Got incoming connection, fd 13, number 1

debug: init_storage_backend: initialising file storage backend at: /var/lib/mod_tile
renderd[22238]: DEBUG: Got incoming connection, fd 14, number 2
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 15renderd[22238]: DEBUG: Got incoming connection, fd 16, number 3

renderd[22238]: DEBUG: Got incoming connection, fd 17, number 4
renderd[22238]: DEBUG: Got incoming connection, fd 18, number 5
renderd[22238]: Initialising unix client socket on /var/run/renderd/renderd.sockrenderd[22238]: DEBUG: Got incoming connection, fd 19, number 6

renderd[22238]: Loading parameterization function for renderd[22238]: DEBUG: Got incoming connection, fd 20, number 7

renderd[22238]: Loading parameterization function for 
renderd[22238]: socket /var/run/renderd/renderd.sock initialised to fd 21
renderd[22238]: DEBUG: Got incoming connection, fd 22, number 8
renderd[22238]: Using web mercator projection settings
renderd[22238]: Using web mercator projection settings
renderd[22238]: Using web mercator projection settings
renderd[22238]: Using web mercator projection settings
renderd[22238]: DEBUG: Got incoming connection, fd 23, number 9
renderd[22238]: DEBUG: Got incoming request with protocol version 2
renderd[22238]: DEBUG: Got command RenderLow fd(23) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Failed to read cmd on fd 23
renderd[22238]: DEBUG: Connection 8, fd 23 closed, now 8 left
renderd[22238]: Dispatching request to slave thread on fd 5
renderd[22238]: DEBUG: Sending render cmd(1 default 0/0/0) with protocol version 3 to fd 5
renderd[22238]: DEBUG: Got incoming request with protocol version 3
renderd[22238]: DEBUG: Got command Render fd(13) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Got incoming connection, fd 23, number 9
renderd[22238]: DEBUG: Got incoming request with protocol version 2
renderd[22238]: DEBUG: Got command RenderLow fd(23) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Failed to read cmd on fd 23
renderd[22238]: DEBUG: Connection 8, fd 23 closed, now 8 left
renderd[22238]: DEBUG: Got incoming connection, fd 23, number 9
renderd[22238]: DEBUG: Got incoming request with protocol version 2
renderd[22238]: DEBUG: Got command RenderLow fd(23) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Failed to read cmd on fd 23
renderd[22238]: DEBUG: Connection 8, fd 23 closed, now 8 left
renderd[22238]: DEBUG: Got incoming connection, fd 23, number 9
renderd[22238]: DEBUG: Got incoming request with protocol version 2
renderd[22238]: DEBUG: Got command RenderLow fd(23) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Failed to read cmd on fd 23
renderd[22238]: DEBUG: Connection 8, fd 23 closed, now 8 left
renderd[22238]: DEBUG: Got incoming connection, fd 23, number 9
renderd[22238]: DEBUG: Got incoming request with protocol version 2
renderd[22238]: DEBUG: Got command RenderLow fd(23) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Failed to read cmd on fd 23
renderd[22238]: DEBUG: Connection 8, fd 23 closed, now 8 left
renderd[22238]: DEBUG: Got incoming connection, fd 23, number 9
renderd[22238]: DEBUG: Got incoming request with protocol version 2
renderd[22238]: DEBUG: Got command RenderLow fd(23) xml(default), z(0), x(0), y(0), mime(image/png), options()
renderd[22238]: DEBUG: Failed to read cmd on fd 23
renderd[22238]: DEBUG: Connection 8, fd 23 closed, now 8 left


My renderd.conf file is as follows
[renderd]
socketname=/var/run/renderd/renderd.sock
num_threads=4
tile_dir=/var/lib/mod_tile
stats_file=/var/run/renderd/renderd.stats

[renderd01]
;iphostname=::1
;ipport=7654
;num_threads=4
;tile_dir=rados://tiles/etc/ceph/ceph.conf
;stats_file=/var/run/renderd/renderd.stats

[renderd02]
;iphostname=::1
;ipport=7654
;num_threads=8
;tile_dir=memcached://
;stats_file=/var/run/renderd/renderd.stats

[mapnik]
plugins_dir=/usr/local/lib/mapnik/input
font_dir=/usr/share/fonts/truetype/ttf-dejavu
font_dir_recurse=1

[default]
URI=/osm_tiles/
TILEDIR=/var/lib/mod_tile
XML=/usr/local/share/maps/style/OSMBright/OSMBright.xml
HOST=localhost
TILESIZE=256
;HTCPHOST=proxy.openstreetmap.org
;MINZOOM=0
;MAXZOOM=18
;TYPE=png image/png
;DESCRIPTION=This is a description of the tile layer used in the tile json request
;ATTRIBUTION=©<a href=\"http://www.openstreetmap.org/\">OpenStreetMap</a> and <a href=\"http://wiki.openstreetmap.org/wiki/Contributors\">contributors</a>, <a href=\"http://opendatacommons.org/licenses/odbl/\">ODbL</a>
;SERVER_ALIAS=http://localhost/
;CORS=http://www.openstreetmap.org
;ASPECTX=1
;ASPECTY=1
;SCALE=1.0

[style2]
URI=/osm_tiles2/
;TILEDIR=rados://tiles/etc/ceph/ceph.conf
;TILESIZE=512
;XML=/home/jburgess/osm/svn.openstreetmap.org/applications/rendering/mapnik/osm-local2.xml
;HOST=tile.openstreetmap.org
;HTCPHOST=proxy.openstreetmap.org
;MINZOOM=0
;MAXZOOM=22
;TYPE=png image/png
;DESCRIPTION=This is a description of the tile layer used in the tile json request
;ATTRIBUTION=©<a href=\"http://www.openstreetmap.org/\">OpenStreetMap</a> and <a href=\"http://wiki.openstreetmap.org/wiki/Contributors\">contributors</a>, <a href=\"http://opendatacommons.org/licenses/odbl/\">ODbL</a>
;SERVER_ALIAS=http://localhost/
;CORS=*


Please help me to know what I am doing wrong here.


---
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/mod_tile/issues/77#issuecomment-172468740
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