pahole: uv_loop_s

struct uv_loop_s {
        void *                     data;                 /*     0     8 */
        unsigned int               active_handles;       /*     8     4 */

        /* XXX 4 bytes hole, try to pack */

        void *                     handle_queue[2];      /*    16    16 */
        void *                     active_reqs[2];       /*    32    16 */
        unsigned int               stop_flag;            /*    48     4 */

        /* XXX 4 bytes hole, try to pack */

        long unsigned int          flags;                /*    56     8 */
        /* --- cacheline 1 boundary (64 bytes) --- */
        int                        backend_fd;           /*    64     4 */

        /* XXX 4 bytes hole, try to pack */

        void *                     pending_queue[2];     /*    72    16 */
        void *                     watcher_queue[2];     /*    88    16 */
        uv__io_t * *               watchers;             /*   104     8 */
        unsigned int               nwatchers;            /*   112     4 */
        unsigned int               nfds;                 /*   116     4 */
        void *                     wq[2];                /*   120    16 */
        /* --- cacheline 2 boundary (128 bytes) was 8 bytes ago --- */
        uv_mutex_t                 wq_mutex;             /*   136    40 */
        uv_async_t                 wq_async;             /*   176   128 */
        /* --- cacheline 4 boundary (256 bytes) was 48 bytes ago --- */
        uv_rwlock_t                cloexec_lock;         /*   304    56 */
        /* --- cacheline 5 boundary (320 bytes) was 40 bytes ago --- */
        uv_handle_t *              closing_handles;      /*   360     8 */
        void *                     process_handles[2];   /*   368    16 */
        /* --- cacheline 6 boundary (384 bytes) --- */
        void *                     prepare_handles[2];   /*   384    16 */
        void *                     check_handles[2];     /*   400    16 */
        void *                     idle_handles[2];      /*   416    16 */
        void *                     async_handles[2];     /*   432    16 */
        /* --- cacheline 7 boundary (448 bytes) --- */
        struct uv__async           async_watcher;        /*   448    72 */
        /* --- cacheline 8 boundary (512 bytes) was 8 bytes ago --- */
        struct {
                void *             min;                  /*   520     8 */
                unsigned int       nelts;                /*   528     4 */
        } timer_heap;                                    /*   520    16 */
        uint64_t                   timer_counter;        /*   536     8 */
        uint64_t                   time;                 /*   544     8 */
        int                        signal_pipefd[2];     /*   552     8 */
        uv__io_t                   signal_io_watcher;    /*   560    56 */
        /* --- cacheline 9 boundary (576 bytes) was 40 bytes ago --- */
        uv_signal_t                child_watcher;        /*   616   152 */
        /* --- cacheline 12 boundary (768 bytes) --- */
        int                        emfile_fd;            /*   768     4 */

        /* XXX 4 bytes hole, try to pack */

        uv__io_t                   inotify_read_watcher; /*   776    56 */
        /* --- cacheline 13 boundary (832 bytes) --- */
        void *                     inotify_watchers;     /*   832     8 */
        int                        inotify_fd;           /*   840     4 */

        /* size: 848, cachelines: 14, members: 33 */
        /* sum members: 828, holes: 4, sum holes: 16 */
        /* padding: 4 */
        /* last cacheline: 16 bytes */
};