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Store last logged worker count.

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This is easier and safer than only logging when we detect that
self.WORKERS has changed or that `spawn_worker` or `kill_worker` has
been done.
This commit is contained in:
Robert Estelle 2015-07-19 16:09:23 -04:00
parent 09357ed3c4
commit 6f6ec92c4e
1 changed files with 7 additions and 5 deletions
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12
gunicorn/arbiter.py
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@ -51,6 +51,8 @@ class Arbiter(object):
if name[:3] == "SIG" and name[3] != "_"
)
last_logged_worker_count = None
def __init__(self, app):
os.environ["SERVER_SOFTWARE"] = SERVER_SOFTWARE
@ -473,8 +475,6 @@ class Arbiter(object):
Maintain the number of workers by spawning or killing
as required.
"""
orig_num_workers = self.num_workers
if len(self.WORKERS.keys()) < self.num_workers:
self.spawn_workers()
@ -484,10 +484,12 @@ class Arbiter(object):
(pid, _) = workers.pop(0)
self.kill_worker(pid, signal.SIGTERM)
if self.num_workers != orig_num_workers:
self.log.debug("{0} workers".format(len(workers)),
active_worker_count = len(workers)
if self.last_logged_worker_count != active_worker_count:
self.last_logged_worker_count = active_worker_count
self.log.debug("{0} workers".format(active_worker_count),
extra={"metric": "gunicorn.workers",
"value": len(workers),
"value": active_worker_count,
"mtype": "gauge"})
def spawn_worker(self):