def broadcast(self, message):
for site in self.sites.values():
request = MgtRequest(message.serialize())
try:
request.get_response(site.mgt_address)
except:
# the site is down
logger.critical('REP: Site %s is down.' % (site.mgt_address, ))
def __maintain(self):
"deadlock detection thread"
while self._running:
time.sleep(0.01)
# deadlock detection
try:
aborted = self._env.lock_detect(db.DB_LOCK_YOUNGEST)
if aborted:
logger.critical(
"Deadlock: Aborted %d deadlocked transaction(s)"
% aborted)
except db.DBError:
pass
def __maintain(self):
"deadlock detection thread"
while self._running:
time.sleep(0.01)
# deadlock detection
try:
aborted = self._env.lock_detect(db.DB_LOCK_YOUNGEST)
if aborted:
logger.critical(
"Deadlock: Aborted %d deadlocked transaction(s)" %
aborted)
except db.DBError:
pass
def __maintain():
from porcupine.db import _db
while _running:
time.sleep(2.0)
# deadlock detection
try:
aborted = _env.lock_detect(db.DB_LOCK_RANDOM, db.DB_LOCK_CONFLICT)
if aborted:
_db._activeTxns -= aborted
logger.critical("Deadlock: Aborted %d deadlocked transaction(s)"
% aborted)
except db.DBError:
pass
# checkpoint
_env.txn_checkpoint(0, _checkpoint_interval, 0)
