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Krateng
2020-05-29 22:03:59 +02:00
parent 2df77f89e9
commit 2f67f427f2
3 changed files with 24 additions and 9 deletions
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2
maloja/data_files/settings/default.ini
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@@ -59,7 +59,7 @@ SCROBBLES_GOLD = 250
SCROBBLES_PLATINUM = 500
SCROBBLES_DIAMOND = 1000
# name for comparisons
NAME = None
NAME = "A Maloja User"
[Misc]

25
maloja/database.py
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@@ -1126,10 +1126,7 @@ def db_query_cached(**kwargs):
elif eligible_temporary_caching: cache_query[key] = result
if use_psutil:
ramprct = psutil.virtual_memory().percent
if ramprct > cmp:
log("{prct} RAM usage, dumping temporary caches!".format(prct=ramprct),module="debug")
invalidate_caches()
reduce_caches_if_low_ram()
return result
@@ -1165,10 +1162,7 @@ def db_aggregate_cached(**kwargs):
elif eligible_temporary_caching: cache_aggregate[key] = result
if use_psutil:
ramprct = psutil.virtual_memory().percent
if ramprct > cmp:
log("{prct} RAM usage, dumping temporary caches!".format(prct=ramprct),module="debug")
invalidate_caches()
reduce_caches_if_low_ram()
return result
@@ -1178,6 +1172,21 @@ def invalidate_caches():
cache_aggregate.clear()
log("Database caches invalidated.")
def reduce_caches(to=0.75):
global cache_query, cache_aggregate
for c in cache_query, cache_aggregate:
currentsize = len(c)
targetsize = int(currentsize * to)
c.set_size(targetsize)
c.set_size(csz)
def reduce_caches_if_low_ram():
ramprct = psutil.virtual_memory().percent
if ramprct > cmp:
log("{prct}% RAM usage, reducing temporary caches!".format(prct=ramprct),module="debug")
ratio = (cmp / ramprct) ** 3
reduce_caches(to=ratio)
####
## Database queries
####