Helper function to check if file exists

\brief Retrieve the modification time of a file. * \param filename The full path to the file. * \return The timestamp of the latest modification t

\brief Retrieve the modification time of a file. * \param filename The full path to the file. * \return The timestamp of the latest modification t

convert a cache size in int (byte) to a size with unit

@brief Get view into the input buffer contents. @return View into the input buffer contents.

@brief Get the current indentation width. @param s The target string object. @return The current indentation width.

* @brief get hash value for a 64-bit integer. */

cache internal functions

accessor functions for the things we templatize on, basically -------------------------------------------------------------

Common support for independent_X routines, handling all of the combinations that can result. The opts arg has: bit 0 set if all elements are

@brief Tests whether the current basic_node is an anchor node. @return true if the current basic_node is an anchor node, false otherwise. @sa https://

@brief Tests whether the current basic_node value is of mapping type. @return true if the type is mapping, false otherwise. @sa https://fktn-k.github.

@brief Tests whether the current basic_node value is of sequence type. @return true if the type is sequence, false otherwise. @sa https://fktn-k.githu

ketama.h does not expose this function */

\brief Initialize a semaphore. * \param key Semaphore key to use. * \return The freshly allocated semaphore handle. */

\brief Locks the semaphore. * \param sem_set_id The semaphore handle that you want to lock. */

@brief Get the maximum number of the character sequence size. @return The maximum number of the character sequence size.

some internal state update when an object is evicted */

* whether the object id is numeric (only applies to txt and csv traces) * @param reader * @return */

Get the internal overhead associated with chunk p

* @brief parse the command line arguments * * @param argc * @param argv */

* @brief parse the command line arguments * * @param argc * @param argv */

* @brief parse the command line arguments * * @param argc * @param argv */

plot the miss ratio from the computation X-axis is cache size, different lines are different algos Args: mrc_dict: a dict of mrc,

plot the miss ratio from the computation X-axis is time, different lines are different algos Args: mrc_dict: a dict of mrc, key is

plot scan size distribution

get_iter() in sparsetable needs it

* @brief update the segment feature when a segment is evicted * * features: * bucket_id: the bucket id of the segment * create_hour: the hou