module ActiveRecord
module ActiveRecord::ConnectionAdapters
module GRPC
module Mysql2
module Net
module RedisClient::SemianConfig
module Semian
module Semian::ActiveRecordTrilogyAdapter
module Semian::Adapter
module Semian::AdapterError
module Semian::GRPC
module Semian::Instrumentable
module Semian::Mysql2
module Semian::NetHTTP
module Semian::NetHTTP::ClassMethods
module Semian::Rails
module Semian::Rails::ClassMethods
module Semian::RedisClient
module Semian::RedisClientCommon
module Semian::RedisClientPool
module Semian::RedisV4
module Semian::RedisV5
module Semian::RedisV5Client
module Semian::Simple
module Semian::ThreadSafe
class ActiveRecord::ConnectionAdapters::TrilogyAdapter
class ActiveRecord::ConnectionAdapters::TrilogyAdapter::SemianError
class GRPC::SemianError
class LRUHash
class LRUHash::NoopMutex
class Mysql2::SemianError
class Net::SemianError
class Redis
class Redis::ConnectionError
class Redis::OutOfMemoryError
class Redis::ReadOnlyError
class Redis::SemianError
class RedisClient
class RedisClient::ReadOnlyError
class RedisClient::SemianError
class Semian::CircuitBreaker
class Semian::GRPC::SemianConfigurationChangedError
class Semian::NetHTTP::SemianConfigurationChangedError
class Semian::ProtectedResource
class Semian::Resource
class Semian::Simple::Integer
class Semian::Simple::SlidingWindow
class Semian::Simple::State
class Semian::ThreadSafe::Integer
class Semian::ThreadSafe::SlidingWindow
class Semian::ThreadSafe::State
class Semian::UnprotectedResource
semian
0.22.0
# acquire_semaphore
def acquire_semaphore