neowei

摘要： cache管理/** * Definition of the structure to keep track of the internal details of * the cache allocator. Touching any of these variables results in * undefined behavior. */typedef struct { /** Mutex to protect access to the structure */ pthread_mutex_t mutex; /** Name of the cache objects i... 阅读全文

摘要： 关联数组（hash_table）memcache 存储的主要数据结构staticpthread_cond_t maintenance_cond =PTHREAD_COND_INITIALIZER;typedef unsigned long int ub4; /* unsigned 4-byte quantities */typedef unsigned char ub1; /* unsigned 1-byte quantities *//* how many powers of 2's worth of buckets we use */static unsigned int hash 阅读全文