From ce8330208aacd63743ce706be020b5a7838f0a29 Mon Sep 17 00:00:00 2001 From: antirez Date: Wed, 10 Feb 2010 15:59:09 +0100 Subject: [PATCH] Saner VM defaults for redis.conf --- redis.conf | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/redis.conf b/redis.conf index 0f5fe34e..1c72bc4a 100644 --- a/redis.conf +++ b/redis.conf @@ -203,11 +203,11 @@ vm-swap-file /tmp/redis-%p.vm # RAM. Everything that deos not fit will be swapped on disk *if* possible, that # is, if there is still enough contiguous space in the swap file. # -# With vm-max-memory 10000000 the system will swap almost everything it -# can. Not a good default, just specify the max amount of RAM you can -# in bytes, but it's better to leave some margin. For instance specify -# an amount of RAM that's more or less 80% of your free RAM. -vm-max-memory 10000000 +# With vm-max-memory 0 the system will swap everything it can. Not a good +# default, just specify the max amount of RAM you can in bytes, but it's +# better to leave some margin. For instance specify an amount of RAM +# that's more or less between 60 and 80% of your free RAM. +vm-max-memory 0 # Redis swap files is split into pages. An object can be saved using multiple # contiguous pages, but pages can't be shared between different objects. @@ -218,7 +218,7 @@ vm-max-memory 10000000 # If you use a lot of small objects, use a page size of 64 or 32 bytes. # If you use a lot of big objects, use a bigger page size. # If unsure, use the default :) -vm-page-size 256 +vm-page-size 32 # Number of total memory pages in the swap file. # Given that the page table (a bitmap of free/used pages) is taken in memory, @@ -226,12 +226,12 @@ vm-page-size 256 # # The total swap size is vm-page-size * vm-pages # -# With the default of 256-bytes memory pages and 104857600 pages Redis will -# use a 25 GB swap file, that will use roughly 13 MB of RAM for the page table. +# With the default of 32-bytes memory pages and 134217728 pages Redis will +# use a 4 GB swap file, that will use 16 MB of RAM for the page table. # # It's better to use the smallest acceptable value for your application, # but the default is large in order to work in most conditions. -vm-pages 104857600 +vm-pages 134217728 # Max number of VM I/O threads running at the same time. # This threads are used to read/write data from/to swap file, since they