@author Samuel Audet

@author Samuel Audet

Basic DB that just prints out the requested operations, instead of doing them against a database.

The peer class to native pointers and arrays of {@code bool}. All operations take into account the position and limit, when appropriate. <p> We need t

A Maven Mojo to call the {@link Builder} (C++ header file -> Java class -> C++ JNI -> native library). Can also be considered as an example of how to

The Builder is responsible for coordinating efforts between the Parser, the Generator, and the native compiler. It contains the main() method, and bas

An indexer for a {@code byte[]} array. @author Samuel Audet

An indexer for a {@link ByteBuffer}. @author Samuel Audet

Abstract indexer for the {@code byte} primitive type. @author Samuel Audet

YCSB-specific buffer class. ByteIterators are designed to support efficient field generation, and to allow backend drivers that can stream fields (in

The peer class to native pointers and arrays of {@code signed char}, including strings. All operations take into account the position and limit, when

The peer class to native pointers and arrays of {@code long}. All operations take into account the position and limit, when appropriate. <p> We need t

An indexer for a {@code char[]} array. @author Samuel Audet

An indexer for a {@link CharBuffer}. @author Samuel Audet

Abstract indexer for the {@code char} primitive type. @author Samuel Audet

The peer class to native pointers and arrays of {@code short} for UTF-16. All operations take into account the position and limit, when appropriate.

Does the heavy lifting of collecting values off Properties annotations found on enclosing classes. Operates for the desired "platform" value specified

Given a {@link UserClassLoader}, attempts to match and fill in a {@link Collection} of {@link Class}, in various ways in which users may wish to do so

Main class for executing YCSB.

A thread for executing transactions or data inserts to the database. @author cooperb

The core benchmark scenario. Represents a set of clients doing simple CRUD operations. The relative proportion of different kinds of operations, and o

A simple command line client to a database, using the appropriate com.yahoo.ycsb.DB implementation.

A trivial integer generator that always returns the same value. @author sears

A disk-fragmenting workload. <p> Properties to control the client: </p> <UL> <LI><b>disksize</b>: how many bytes of storage can the disk store? (defau

@author Samuel Audet

The core benchmark scenario. Represents a set of clients doing simple CRUD operations. The relative proportion of different kinds of operations, and o

Generates a sequence of integers 0, 1, ...

A {@link Deallocator} that calls, during garbage collection, a method with signature {@code static void deallocate()} from the Pointer object passed t

A layer for accessing a database to be benchmarked. Each thread in the client will be given its own instance of whatever DB class is to be used in the

Something bad happened while interacting with the database.

Creates a DB layer by dynamically classloading the specified DB class.

Wrapper around a "real" DB that measures latencies and counts return codes.

The interface to implement to produce a Deallocator usable by Pointer.

A subclass of {@link PhantomReference} that also acts as a linked list to keep their references alive until they get garbage collected.

@author Samuel Audet

@author Samuel Audet

@author Samuel Audet

Generates a distribution by choosing from a discrete set of values.

An indexer for a {@code double[]} array. @author Samuel Audet

An indexer for a {@link DoubleBuffer}. @author Samuel Audet

Abstract indexer for the {@code double} primitive type. @author Samuel Audet

The peer class to native pointers and arrays of {@code double}. All operations take into account the position and limit, when appropriate. @author Sa

A client's request may fail for various reasons. For example, if enough replicas are down, a client's request may time out. An ErrorCode indicates the

A generator of an exponential distribution. It produces a sequence of time intervals (integers) according to an exponential distribution. Smaller int

A generator, whose sequence is the lines of a file.

An indexer for a {@code float[]} array. @author Samuel Audet

An indexer for a {@link FloatBuffer}. @author Samuel Audet

Abstract indexer for the {@code float} primitive type. @author Samuel Audet

The peer class to native pointers and arrays of {@code float}. All operations take into account the position and limit, when appropriate. @author Sam

All peer classes to function pointers must derive from FunctionPointer. Defining a subclass lets {@link Generator} create a native function type. A C+

An expression that generates a sequence of string values, following some distribution (Uniform, Zipfian, Sequential, etc.)

The Generator is where all the C++ source code that we need gets generated. It has not been designed in any meaningful way since the requirements were

Generate integers according to a histogram distribution. The histogram buckets are of width one, but the values are multiplied by a block size. There

Generate integers resembling a hotspot distribution where x% of operations access y% of data items. The parameters specify the bounds for the numbers,

An interface implemented to let users access data classes via an {@link Indexer}. The class implementing this interface can choose the type (byte, sho

@author Samuel Audet

Top-level class of all data indexers, providing easy-to-use and efficient multidimensional access to primitive arrays and NIO buffers. <p> Subclasses

Test cases for the indexer package. Also uses other classes from JavaCPP. @author Samuel Audet

Holds information useful to the {@link Parser} and associated with C++ identifiers. Info objects are meant to be added by the user to an {@link InfoMa

A {@link Map} containing {@link Info} objects consumed by the {@link Parser}. Also contains a few utility methods to facilitate its use for both the u

An interface to define a kind of configuration file entirely written in Java. A class implementing this interface can be passed to the {@link Parser},

An indexer for an {@code int[]} array. @author Samuel Audet

An indexer for an {@link IntBuffer}. @author Samuel Audet

Abstract indexer for the {@code int} primitive type. @author Samuel Audet

The peer class to native pointers and arrays of {@code int}, also used for UTF-32. All operations take into account the position and limit, when appro

A generator that is capable of generating ints as well as strings @author cooperb

Export measurements into a machine readable JSON file.