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redis.conf updated with new maxmemory semantics

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antirez 2012-02-08 00:17:27 +01:00
parent b129c6df45
commit cebb7b92ce
1 changed files with 15 additions and 13 deletions
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redis.conf
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@ -201,21 +201,23 @@ slave-serve-stale-data yes
# maxclients 10000 # maxclients 10000
# Don't use more memory than the specified amount of bytes. # Don't use more memory than the specified amount of bytes.
# When the memory limit is reached Redis will try to remove keys with an # When the memory limit is reached Redis will try to remove keys
# EXPIRE set. It will try to start freeing keys that are going to expire # accordingly to the eviction policy selected (see maxmemmory-policy).
# in little time and preserve keys with a longer time to live.
# Redis will also try to remove objects from free lists if possible.
# #
# If all this fails, Redis will start to reply with errors to commands # If Redis can't remove keys according to the policy, or if the policy is
# that will use more memory, like SET, LPUSH, and so on, and will continue # set to 'noeviction', Redis will start to reply with errors to commands
# to reply to most read-only commands like GET. # that would use more memory, like SET, LPUSH, and so on, and will continue
# to reply to read-only commands like GET.
# #
# WARNING: maxmemory can be a good idea mainly if you want to use Redis as a # This option is usually useful when using Redis as an LRU cache, or to set
# 'state' server or cache, not as a real DB. When Redis is used as a real # an hard memory limit for an instance (using the 'noeviction' policy).
# database the memory usage will grow over the weeks, it will be obvious if #
# it is going to use too much memory in the long run, and you'll have the time # WARNING: If you have slaves attached to an instance with maxmemory on,
# to upgrade. With maxmemory after the limit is reached you'll start to get # the size of the output buffers needed to feed the slaves are subtracted
# errors for write operations, and this may even lead to DB inconsistency. # from the used memory count, so that network problems / resyncs will
# not trigger a loop where keys are evicted, and in turn the output
# buffer of slaves is full with DELs of keys evicted triggering the deletion
# of more keys, and so forth until the database is completely emptied.
# #
# maxmemory <bytes> # maxmemory <bytes>