openstack/nova
Code Issues Proposed changes

Allow configuring the wsgi pool size

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Expose the number of greenthreads in wsgi pool to configuration. This
allows to put a limit to the number of resources like memcache
connections used.

DocImpact
Change-Id: I6e53d6e12661ed2f42a6b543891b13eec0c8300c
This commit is contained in:
Stanislaw Pitucha
2013-10-11 16:48:02 +01:00
parent 531adcd3d9
commit 47599ea358
2 changed files with 9 additions and 2 deletions
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4
etc/nova/nova.conf.sample
View File

@@ -306,6 +306,10 @@
# socket. Not supported on OS X. (integer value) # socket. Not supported on OS X. (integer value)
#tcp_keepidle=600 #tcp_keepidle=600
# Size of the pool of greenthreads used by wsgi (integer
# value)
#wsgi_default_pool_size=1000
# #
# Options defined in nova.api.auth # Options defined in nova.api.auth

7
nova/wsgi.py
View File

@@ -64,7 +64,10 @@ wsgi_opts = [
cfg.IntOpt('tcp_keepidle', cfg.IntOpt('tcp_keepidle',
default=600, default=600,
help="Sets the value of TCP_KEEPIDLE in seconds for each " help="Sets the value of TCP_KEEPIDLE in seconds for each "
"server socket. Not supported on OS X.") "server socket. Not supported on OS X."),
cfg.IntOpt('wsgi_default_pool_size',
default=1000,
help="Size of the pool of greenthreads used by wsgi"),
] ]
CONF = cfg.CONF CONF = cfg.CONF
CONF.register_opts(wsgi_opts) CONF.register_opts(wsgi_opts)
@@ -75,7 +78,7 @@ LOG = logging.getLogger(__name__)
class Server(object): class Server(object):
"""Server class to manage a WSGI server, serving a WSGI application.""" """Server class to manage a WSGI server, serving a WSGI application."""
default_pool_size = 1000 default_pool_size = CONF.wsgi_default_pool_size
def __init__(self, name, app, host='0.0.0.0', port=0, pool_size=None, def __init__(self, name, app, host='0.0.0.0', port=0, pool_size=None,
protocol=eventlet.wsgi.HttpProtocol, backlog=128, protocol=eventlet.wsgi.HttpProtocol, backlog=128,