kallithea Changeset - 7dbdb498f460

Changeset - 7dbdb498f460

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Mads Kiilerich - 6 years ago 2020-04-05 17:09:45
mads@kiilerich.com

uwsgi: slim down and tweak the default '[uwsgi]' configuration section

The goal is to have a basic working setup that show how and why to use uWSGI.
System administrators should check uWSGI documentation for further information
and general advice about operations.

Based on uWSGI documentation, experiments, and
https://www.techatbloomberg.com/blog/configuring-uwsgi-production-deployment/ .

1 file changed with 19 insertions and 54 deletions:

kallithea/lib/paster_commands/template.ini.mako

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kallithea/lib/paster_commands/template.ini.mako

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@@ @@ -111,64 +111,29 @@ timeout = 3600 @@
 %endif
 %else:
 <%text>## UWSGI ##</%text>
 <%text>## run with uwsgi --ini-paste-logged <inifile.ini></%text>
 [uwsgi]
 socket = /tmp/uwsgi.sock
 master = true
 http-socket = ${host}:${port}
 <%text>## set as daemon and redirect all output to file</%text>
 #daemonize = ./uwsgi_kallithea.log
 <%text>## master process PID</%text>
 pidfile = ./uwsgi_kallithea.pid
 <%text>## Note: this section is parsed by the uWSGI .ini parser when run as:</%text>
 <%text>## uwsgi --venv /srv/kallithea/venv --ini-paste-logged my.ini</%text>
 <%text>## stats server with workers statistics, use uwsgitop</%text>
 <%text>## for monitoring, `uwsgitop 127.0.0.1:1717`</%text>
 stats = 127.0.0.1:1717
 memory-report = true
 <%text>## log 5XX errors</%text>
 log-5xx = true
 <%text>## Set the socket listen queue size.</%text>
 listen = 128
 <%text>## Gracefully Reload workers after the specified amount of managed requests</%text>
 <%text>## (avoid memory leaks).</%text>
 max-requests = 1000
 # HTTP Basics:
 http-socket = ${host}:${port}
 buffer-size = 65535                    ; Mercurial will use huge GET headers for discovery
 <%text>## enable large buffers</%text>
 buffer-size = 65535
 <%text>## socket and http timeouts ##</%text>
 http-timeout = 3600
 socket-timeout = 3600
 <%text>## Log requests slower than the specified number of milliseconds.</%text>
 log-slow = 10
 <%text>## Exit if no app can be loaded.</%text>
 need-app = true
 <%text>## Set lazy mode (load apps in workers instead of master).</%text>
 lazy = true
 # Scaling:
 master = true                          ; Use separate master and worker processes
 auto-procname = true                   ; Name worker processes accordingly
 lazy = true                            ; App *must* be loaded in workers - db connections can't be shared
 workers = 4                            ; On demand scaling up to this many worker processes
 cheaper = 1                            ; Initial and on demand scaling down to this many worker processes
 max-requests = 1000                    ; Graceful reload of worker processes to avoid leaks
 <%text>## scaling ##</%text>
 <%text>## set cheaper algorithm to use, if not set default will be used</%text>
 cheaper-algo = spare
 <%text>## minimum number of workers to keep at all times</%text>
 cheaper = 1
 <%text>## number of workers to spawn at startup</%text>
 cheaper-initial = 1
 <%text>## maximum number of workers that can be spawned</%text>
 workers = 4
 <%text>## how many workers should be spawned at a time</%text>
 cheaper-step = 1
 # Tweak defaults:
 strict = true                          ; Fail on unknown config directives
 enable-threads = true                  ; Enable Python threads (not threaded workers)
 vacuum = true                          ; Delete sockets during shutdown
 single-interpreter = true
 die-on-term = true                     ; Shutdown when receiving SIGTERM (default is respawn)
 need-app = true                        ; Exit early if no app can be loaded.
 %endif
 <%text>## middleware for hosting the WSGI application under a URL prefix</%text>

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