split into 2 functions. function 1 -> meminfo_hash: create a more generic function by returning a hash, function 2 -> get_available_memory: create a dedicated function for use by es and logging-es container Signed-off-by: Liu Yinsi <liuyinsi@163.com> --- container/defconfig.rb | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/container/defconfig.rb b/container/defconfig.rb index d353bb3..482dbc8 100755 --- a/container/defconfig.rb +++ b/container/defconfig.rb @@ -34,10 +34,14 @@ def docker_rm(container) system "docker stop #{container} && docker rm -f #{container}" end +def meminfo_hash + File.readlines('/proc/meminfo').map { |s| k, v, kb = s.split; { k.chomp(':') => v } } +end + def get_available_memory - memory = File.readlines('/proc/meminfo')[0].chomp.split[1].to_f / 1048576 + memtotal = meminfo_hash[0]['MemTotal'].to_f / 1048576 # set container available memory size, minimum size is 1024m, maximum size is 30720m, # take the middle value according to the system memory size. - [1024, 30720, Math.sqrt(memory) * 1024].sort[1].to_i + [1024, 30720, Math.sqrt(memtotal) * 1024].sort[1].to_i end -- 2.23.0