diff options
Diffstat (limited to 'src/fluent-bit/lib/jemalloc-5.3.0/include/jemalloc/internal/hpa_opts.h')
-rw-r--r-- | src/fluent-bit/lib/jemalloc-5.3.0/include/jemalloc/internal/hpa_opts.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/fluent-bit/lib/jemalloc-5.3.0/include/jemalloc/internal/hpa_opts.h b/src/fluent-bit/lib/jemalloc-5.3.0/include/jemalloc/internal/hpa_opts.h new file mode 100644 index 000000000..ee84fea13 --- /dev/null +++ b/src/fluent-bit/lib/jemalloc-5.3.0/include/jemalloc/internal/hpa_opts.h @@ -0,0 +1,74 @@ +#ifndef JEMALLOC_INTERNAL_HPA_OPTS_H +#define JEMALLOC_INTERNAL_HPA_OPTS_H + +#include "jemalloc/internal/fxp.h" + +/* + * This file is morally part of hpa.h, but is split out for header-ordering + * reasons. + */ + +typedef struct hpa_shard_opts_s hpa_shard_opts_t; +struct hpa_shard_opts_s { + /* + * The largest size we'll allocate out of the shard. For those + * allocations refused, the caller (in practice, the PA module) will + * fall back to the more general (for now) PAC, which can always handle + * any allocation request. + */ + size_t slab_max_alloc; + + /* + * When the number of active bytes in a hugepage is >= + * hugification_threshold, we force hugify it. + */ + size_t hugification_threshold; + + /* + * The HPA purges whenever the number of pages exceeds dirty_mult * + * active_pages. This may be set to (fxp_t)-1 to disable purging. + */ + fxp_t dirty_mult; + + /* + * Whether or not the PAI methods are allowed to defer work to a + * subsequent hpa_shard_do_deferred_work() call. Practically, this + * corresponds to background threads being enabled. We track this + * ourselves for encapsulation purposes. + */ + bool deferral_allowed; + + /* + * How long a hugepage has to be a hugification candidate before it will + * actually get hugified. + */ + uint64_t hugify_delay_ms; + + /* + * Minimum amount of time between purges. + */ + uint64_t min_purge_interval_ms; +}; + +#define HPA_SHARD_OPTS_DEFAULT { \ + /* slab_max_alloc */ \ + 64 * 1024, \ + /* hugification_threshold */ \ + HUGEPAGE * 95 / 100, \ + /* dirty_mult */ \ + FXP_INIT_PERCENT(25), \ + /* \ + * deferral_allowed \ + * \ + * Really, this is always set by the arena during creation \ + * or by an hpa_shard_set_deferral_allowed call, so the value \ + * we put here doesn't matter. \ + */ \ + false, \ + /* hugify_delay_ms */ \ + 10 * 1000, \ + /* min_purge_interval_ms */ \ + 5 * 1000 \ +} + +#endif /* JEMALLOC_INTERNAL_HPA_OPTS_H */ |