index.community/config/gunicorn.conf.py

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#
# Server socket
#
# bind - The socket to bind.
#
# A string of the form: 'HOST', 'HOST:PORT', 'unix:PATH'.
# An IP is a valid HOST.
#
# backlog - The number of pending connections. This refers
# to the number of clients that can be waiting to be
# served. Exceeding this number results in the client
# getting an error when attempting to connect. It should
# only affect servers under significant load.
#
# Must be a positive integer. Generally set in the 64-2048
# range.
#
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bind = [':8000']
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#
# Worker processes
#
# workers - The number of worker processes that this server
# should keep alive for handling requests.
#
# A positive integer generally in the 2-4 x $(NUM_CORES)
# range. You'll want to vary this a bit to find the best
# for your particular application's work load.
#
# worker_class - The type of workers to use. The default
# sync class should handle most 'normal' types of work
# loads. You'll want to read
# http://docs.gunicorn.org/en/latest/design.html#choosing-a-worker-type
# for information on when you might want to choose one
# of the other worker classes.
#
# A string referring to a Python path to a subclass of
# gunicorn.workers.base.Worker. The default provided values
# can be seen at
# http://docs.gunicorn.org/en/latest/settings.html#worker-class
#
# worker_connections - For the eventlet and gevent worker classes
# this limits the maximum number of simultaneous clients that
# a single process can handle.
#
# A positive integer generally set to around 1000.
#
# timeout - If a worker does not notify the master process in this
# number of seconds it is killed and a new worker is spawned
# to replace it.
#
# Generally set to thirty seconds. Only set this noticeably
# higher if you're sure of the repercussions for sync workers.
# For the non sync workers it just means that the worker
# process is still communicating and is not tied to the length
# of time required to handle a single request.
#
# keepalive - The number of seconds to wait for the next request
# on a Keep-Alive HTTP connection.
#
# A positive integer. Generally set in the 1-5 seconds range.
#
# try:
# # fail 'successfully' if either of these modules aren't installed
# from gevent import monkey
# from psycogreen.gevent import patch_psycopg
# # setting this inside the 'try' ensures that we only
# # activate the gevent worker pool if we have gevent installed
# worker_class = 'gevent'
# workers = 4
# # this ensures forked processes are patched with gevent/gevent-psycopg2
# def do_post_fork(server, worker):
# monkey.patch_all()
# patch_psycopg()
# # you should see this text in your gunicorn logs if it was successful
# worker.log.info("Made Psycopg2 Green")
# post_fork = do_post_fork
# except ImportError:
# pass
workers = 4
# worker_connections = 1000
# timeout = 30
# keepalive = 2
#
# spew - Install a trace function that spews every line of Python
# that is executed when running the server. This is the
# nuclear option.
#
# True or False
#
spew = False
#
# Server mechanics
#
# daemon - Detach the main Gunicorn process from the controlling
# terminal with a standard fork/fork sequence.
#
# True or False
#
# pidfile - The path to a pid file to write
#
# A path string or None to not write a pid file.
#
# user - Switch worker processes to run as this user.
#
# A valid user id (as an integer) or the name of a user that
# can be retrieved with a call to pwd.getpwnam(value) or None
# to not change the worker process user.
#
# group - Switch worker process to run as this group.
#
# A valid group id (as an integer) or the name of a user that
# can be retrieved with a call to pwd.getgrnam(value) or None
# to change the worker processes group.
#
# umask - A mask for file permissions written by Gunicorn. Note that
# this affects unix socket permissions.
#
# A valid value for the os.umask(mode) call or a string
# compatible with int(value, 0) (0 means Python guesses
# the base, so values like "0", "0xFF", "0022" are valid
# for decimal, hex, and octal representations)
#
# tmp_upload_dir - A directory to store temporary request data when
# requests are read. This will most likely be disappearing soon.
#
# A path to a directory where the process owner can write. Or
# None to signal that Python should choose one on its own.
#
daemon = False
pidfile = '/var/gunicorn/.pid'
umask = 0
user = None
group = None
tmp_upload_dir = None
#
# Logging
#
# logfile - The path to a log file to write to.
#
# A path string. "-" means log to stdout.
#
# loglevel - The granularity of log output
#
# A string of "debug", "info", "warning", "error", "critical"
#
errorlog = '-'
loglevel = 'warning'
accesslog = '-'
access_log_format = '%(h)s %(t)s %(m)s %(U)s %(q)s %(H)s %(s)s %(B)s %(f)s %(a)s %(L)s'
#
# Process naming
#
# proc_name - A base to use with setproctitle to change the way
# that Gunicorn processes are reported in the system process
# table. This affects things like 'ps' and 'top'. If you're
# going to be running more than one instance of Gunicorn you'll
# probably want to set a name to tell them apart. This requires
# that you install the setproctitle module.
#
# A string or None to choose a default of something like 'gunicorn'.
#
proc_name = None
#
# Server hooks
#
# post_fork - Called just after a worker has been forked.
#
# A callable that takes a server and worker instance
# as arguments.
#
# pre_fork - Called just prior to forking the worker subprocess.
#
# A callable that accepts the same arguments as after_fork
#
# pre_exec - Called just prior to forking off a secondary
# master process during things like config reloading.
#
# A callable that takes a server instance as the sole argument.
#