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Remove the opt.lg_prof_tcmax option.

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Remove the opt.lg_prof_tcmax option and hard-code a cache size of 1024.
This setting is something that users just shouldn't have to worry about.
If lock contention actually ends up being a problem, the simple solution
available to the user is to reduce sampling frequency.
This commit is contained in:
Jason Evans 2012-02-13 18:04:26 -08:00
parent e7a1058aaa
commit 0b526ff94d
6 changed files with 8 additions and 50 deletions
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5
include/jemalloc/internal/prof.h
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@ -12,7 +12,9 @@ typedef struct prof_tdata_s prof_tdata_t;
#define LG_PROF_BT_MAX_DEFAULT 7
#define LG_PROF_SAMPLE_DEFAULT 0
#define LG_PROF_INTERVAL_DEFAULT -1
#define LG_PROF_TCMAX_DEFAULT -1
/* Maximum number of backtraces to store in each per thread LRU cache. */
#define PROF_TCMAX 1024
/*
* Hard limit on stack backtrace depth. Note that the version of
@ -167,7 +169,6 @@ extern ssize_t opt_lg_prof_interval; /* lg(prof_interval). */
extern bool opt_prof_gdump; /* High-water memory dumping. */
extern bool opt_prof_leak; /* Dump leak summary at exit. */
extern bool opt_prof_accum; /* Report cumulative bytes. */
extern ssize_t opt_lg_prof_tcmax; /* lg(max per thread bactrace cache) */
extern char opt_prof_prefix[PATH_MAX + 1];
/*