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Stats, CTL: Expose new tcache settings.

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David Goldblatt 2020-05-13 10:36:27 -07:00 committed by David Goldblatt
parent ee72bf1cfd
commit 7503b5b33a
3 changed files with 37 additions and 9 deletions
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28
src/ctl.c
View File

@ -103,9 +103,15 @@ CTL_PROTO(opt_zero)
CTL_PROTO(opt_utrace) CTL_PROTO(opt_utrace)
CTL_PROTO(opt_xmalloc) CTL_PROTO(opt_xmalloc)
CTL_PROTO(opt_tcache) CTL_PROTO(opt_tcache)
CTL_PROTO(opt_lg_tcache_max)
CTL_PROTO(opt_tcache_nslots_small_min)
CTL_PROTO(opt_tcache_nslots_small_max)
CTL_PROTO(opt_tcache_nslots_large)
CTL_PROTO(opt_lg_tcache_nslots_mul)
CTL_PROTO(opt_tcache_gc_incr_bytes)
CTL_PROTO(opt_tcache_gc_delay_bytes)
CTL_PROTO(opt_thp) CTL_PROTO(opt_thp)
CTL_PROTO(opt_lg_extent_max_active_fit) CTL_PROTO(opt_lg_extent_max_active_fit)
CTL_PROTO(opt_lg_tcache_max)
CTL_PROTO(opt_prof) CTL_PROTO(opt_prof)
CTL_PROTO(opt_prof_prefix) CTL_PROTO(opt_prof_prefix)
CTL_PROTO(opt_prof_active) CTL_PROTO(opt_prof_active)
@ -340,9 +346,17 @@ static const ctl_named_node_t opt_node[] = {
{NAME("utrace"), CTL(opt_utrace)}, {NAME("utrace"), CTL(opt_utrace)},
{NAME("xmalloc"), CTL(opt_xmalloc)}, {NAME("xmalloc"), CTL(opt_xmalloc)},
{NAME("tcache"), CTL(opt_tcache)}, {NAME("tcache"), CTL(opt_tcache)},
{NAME("lg_tcache_max"), CTL(opt_lg_tcache_max)},
{NAME("tcache_nslots_small_min"),
CTL(opt_tcache_nslots_small_min)},
{NAME("tcache_nslots_small_max"),
CTL(opt_tcache_nslots_small_max)},
{NAME("tcache_nslots_large"), CTL(opt_tcache_nslots_large)},
{NAME("lg_tcache_nslots_mul"), CTL(opt_lg_tcache_nslots_mul)},
{NAME("tcache_gc_incr_bytes"), CTL(opt_tcache_gc_incr_bytes)},
{NAME("tcache_gc_delay_bytes"), CTL(opt_tcache_gc_delay_bytes)},
{NAME("thp"), CTL(opt_thp)}, {NAME("thp"), CTL(opt_thp)},
{NAME("lg_extent_max_active_fit"), CTL(opt_lg_extent_max_active_fit)}, {NAME("lg_extent_max_active_fit"), CTL(opt_lg_extent_max_active_fit)},
{NAME("lg_tcache_max"), CTL(opt_lg_tcache_max)},
{NAME("prof"), CTL(opt_prof)}, {NAME("prof"), CTL(opt_prof)},
{NAME("prof_prefix"), CTL(opt_prof_prefix)}, {NAME("prof_prefix"), CTL(opt_prof_prefix)},
{NAME("prof_active"), CTL(opt_prof_active)}, {NAME("prof_active"), CTL(opt_prof_active)},
@ -1793,10 +1807,18 @@ CTL_RO_NL_CGEN(config_fill, opt_zero, opt_zero, bool)
CTL_RO_NL_CGEN(config_utrace, opt_utrace, opt_utrace, bool) CTL_RO_NL_CGEN(config_utrace, opt_utrace, opt_utrace, bool)
CTL_RO_NL_CGEN(config_xmalloc, opt_xmalloc, opt_xmalloc, bool) CTL_RO_NL_CGEN(config_xmalloc, opt_xmalloc, opt_xmalloc, bool)
CTL_RO_NL_GEN(opt_tcache, opt_tcache, bool) CTL_RO_NL_GEN(opt_tcache, opt_tcache, bool)
CTL_RO_NL_GEN(opt_lg_tcache_max, opt_lg_tcache_max, ssize_t)
CTL_RO_NL_GEN(opt_tcache_nslots_small_min, opt_tcache_nslots_small_min,
unsigned)
CTL_RO_NL_GEN(opt_tcache_nslots_small_max, opt_tcache_nslots_small_max,
unsigned)
CTL_RO_NL_GEN(opt_tcache_nslots_large, opt_tcache_nslots_large, unsigned)
CTL_RO_NL_GEN(opt_lg_tcache_nslots_mul, opt_lg_tcache_nslots_mul, ssize_t)
CTL_RO_NL_GEN(opt_tcache_gc_incr_bytes, opt_tcache_gc_incr_bytes, size_t)
CTL_RO_NL_GEN(opt_tcache_gc_delay_bytes, opt_tcache_gc_delay_bytes, size_t)
CTL_RO_NL_GEN(opt_thp, thp_mode_names[opt_thp], const char *) CTL_RO_NL_GEN(opt_thp, thp_mode_names[opt_thp], const char *)
CTL_RO_NL_GEN(opt_lg_extent_max_active_fit, opt_lg_extent_max_active_fit, CTL_RO_NL_GEN(opt_lg_extent_max_active_fit, opt_lg_extent_max_active_fit,
size_t) size_t)
CTL_RO_NL_GEN(opt_lg_tcache_max, opt_lg_tcache_max, ssize_t)
CTL_RO_NL_CGEN(config_prof, opt_prof, opt_prof, bool) CTL_RO_NL_CGEN(config_prof, opt_prof, opt_prof, bool)
CTL_RO_NL_CGEN(config_prof, opt_prof_prefix, opt_prof_prefix, const char *) CTL_RO_NL_CGEN(config_prof, opt_prof_prefix, opt_prof_prefix, const char *)
CTL_RO_NL_CGEN(config_prof, opt_prof_active, opt_prof_active, bool) CTL_RO_NL_CGEN(config_prof, opt_prof_active, opt_prof_active, bool)

6
src/stats.c
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@ -1107,6 +1107,12 @@ stats_general_print(emitter_t *emitter) {
OPT_WRITE_BOOL("xmalloc") OPT_WRITE_BOOL("xmalloc")
OPT_WRITE_BOOL("tcache") OPT_WRITE_BOOL("tcache")
OPT_WRITE_SSIZE_T("lg_tcache_max") OPT_WRITE_SSIZE_T("lg_tcache_max")
OPT_WRITE_UNSIGNED("tcache_nslots_small_min")
OPT_WRITE_UNSIGNED("tcache_nslots_small_max")
OPT_WRITE_UNSIGNED("tcache_nslots_large")
OPT_WRITE_SSIZE_T("lg_tcache_nslots_mul")
OPT_WRITE_SIZE_T("tcache_gc_incr_bytes")
OPT_WRITE_SIZE_T("tcache_gc_delay_bytes")
OPT_WRITE_CHAR_P("thp") OPT_WRITE_CHAR_P("thp")
OPT_WRITE_BOOL("prof") OPT_WRITE_BOOL("prof")
OPT_WRITE_CHAR_P("prof_prefix") OPT_WRITE_CHAR_P("prof_prefix")

12
src/tcache.c
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@ -33,6 +33,12 @@ unsigned opt_tcache_nslots_large = 20;
*/ */
ssize_t opt_lg_tcache_nslots_mul = -1; ssize_t opt_lg_tcache_nslots_mul = -1;
/*
* Number of allocation bytes between tcache incremental GCs. Again, this
* default just seems to work well; more tuning is possible.
*/
size_t opt_tcache_gc_incr_bytes = 65536;
/* /*
* With default settings, we may end up flushing small bins frequently with * With default settings, we may end up flushing small bins frequently with
* small flush amounts. To limit this tendency, we can set a number of bytes to * small flush amounts. To limit this tendency, we can set a number of bytes to
@ -47,12 +53,6 @@ ssize_t opt_lg_tcache_nslots_mul = -1;
*/ */
size_t opt_tcache_gc_delay_bytes = 0; size_t opt_tcache_gc_delay_bytes = 0;
/*
* Number of allocation bytes between tcache incremental GCs. Again, this
* default just seems to work well; more tuning is possible.
*/
size_t opt_tcache_gc_incr_bytes = 65536;
cache_bin_info_t *tcache_bin_info; cache_bin_info_t *tcache_bin_info;
/* Total stack size required (per tcache). Include the padding above. */ /* Total stack size required (per tcache). Include the padding above. */