server-skynet-source-3rd-je.../include/jemalloc/internal/stats_structs.h

111 lines
2.7 KiB
C

#ifndef JEMALLOC_INTERNAL_STATS_STRUCTS_H
#define JEMALLOC_INTERNAL_STATS_STRUCTS_H
struct tcache_bin_stats_s {
/*
* Number of allocation requests that corresponded to the size of this
* bin.
*/
uint64_t nrequests;
};
struct malloc_bin_stats_s {
/*
* Total number of allocation/deallocation requests served directly by
* the bin. Note that tcache may allocate an object, then recycle it
* many times, resulting many increments to nrequests, but only one
* each to nmalloc and ndalloc.
*/
uint64_t nmalloc;
uint64_t ndalloc;
/*
* Number of allocation requests that correspond to the size of this
* bin. This includes requests served by tcache, though tcache only
* periodically merges into this counter.
*/
uint64_t nrequests;
/*
* Current number of regions of this size class, including regions
* currently cached by tcache.
*/
size_t curregs;
/* Number of tcache fills from this bin. */
uint64_t nfills;
/* Number of tcache flushes to this bin. */
uint64_t nflushes;
/* Total number of slabs created for this bin's size class. */
uint64_t nslabs;
/*
* Total number of slabs reused by extracting them from the slabs heap
* for this bin's size class.
*/
uint64_t reslabs;
/* Current number of slabs in this bin. */
size_t curslabs;
};
struct malloc_large_stats_s {
/*
* Total number of allocation/deallocation requests served directly by
* the arena.
*/
uint64_t nmalloc;
uint64_t ndalloc;
/*
* Number of allocation requests that correspond to this size class.
* This includes requests served by tcache, though tcache only
* periodically merges into this counter.
*/
uint64_t nrequests;
/* Current number of allocations of this size class. */
size_t curlextents;
};
struct arena_stats_s {
/* Number of bytes currently mapped. */
size_t mapped;
/*
* Number of bytes currently retained as a side effect of munmap() being
* disabled/bypassed. Retained bytes are technically mapped (though
* always decommitted or purged), but they are excluded from the mapped
* statistic (above).
*/
size_t retained;
/*
* Total number of purge sweeps, total number of madvise calls made,
* and total pages purged in order to keep dirty unused memory under
* control.
*/
uint64_t npurge;
uint64_t nmadvise;
uint64_t purged;
size_t base;
size_t internal; /* Protected via atomic_*_zu(). */
size_t resident;
size_t allocated_large;
uint64_t nmalloc_large;
uint64_t ndalloc_large;
uint64_t nrequests_large;
/* Number of bytes cached in tcache associated with this arena. */
size_t tcache_bytes;
/* One element for each large size class. */
malloc_large_stats_t lstats[NSIZES - NBINS];
};
#endif /* JEMALLOC_INTERNAL_STATS_STRUCTS_H */