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Move statistics to Worker

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Now the statistics is in a single structure and the property of the
Worker instance in question. Methods are provided for obtaining the
statistics of all workers in one go.
This commit is contained in:
Johan Wikman
2017-04-18 14:24:09 +03:00
parent 722d6da46f
commit db3153ee4e
5 changed files with 322 additions and 306 deletions
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50
include/maxscale/poll_core.h
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@ -52,56 +52,6 @@ typedef struct mxs_poll_data
} thread;
} MXS_POLL_DATA;
// TODO: Temporarily moved here.
/**
* The number of buckets used to gather statistics about how many
* descriptors where processed on each epoll completion.
*
* An array of wakeup counts is created, with the number of descriptors used
* to index that array. Each time a completion occurs the n_fds - 1 value is
* used to index this array and increment the count held there.
* If n_fds - 1 >= MAXFDS then the count at MAXFDS -1 is incremented.
*/
#define MAXNFDS 10
// TODO: Temporarily moved here.
typedef struct
{
int64_t n_read; /*< Number of read events */
int64_t n_write; /*< Number of write events */
int64_t n_error; /*< Number of error events */
int64_t n_hup; /*< Number of hangup events */
int64_t n_accept; /*< Number of accept events */
int64_t n_polls; /*< Number of poll cycles */
int64_t n_pollev; /*< Number of polls returning events */
int64_t n_nbpollev; /*< Number of polls returning events */
int32_t n_fds[MAXNFDS]; /*< Number of wakeups with particular n_fds value */
int64_t evq_length; /*< Event queue length */
int64_t evq_max; /*< Maximum event queue length */
int64_t blockingpolls; /*< Number of epoll_waits with a timeout specified */
} POLL_STATS;
// TODO: Temporarily moved here.
extern POLL_STATS* pollStats;
// TODO: Temporarily moved here.
#define N_QUEUE_TIMES 30
// TODO: Temporarily moved here.
/**
* The event queue statistics
*/
typedef struct
{
uint32_t qtimes[N_QUEUE_TIMES + 1];
uint32_t exectimes[N_QUEUE_TIMES + 1];
int64_t maxqtime;
int64_t maxexectime;
} QUEUE_STATS;
// TODO: Temporarily moved here.
extern QUEUE_STATS* queueStats;
/**
* A file descriptor should be added to the poll set of all workers.
*/