tomoaki/hakmem
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Boxify superslab registry, add bench profile, and document C7 hotpath experiments

Browse Source
This commit is contained in:
Moe Charm (CI)
2025-12-07 03:12:27 +09:00
parent 18faa6a1c4
commit fda6cd2e67
71 changed files with 2052 additions and 286 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
core/box/tiny_class_stats_box.h
View File

@ -16,6 +16,8 @@ typedef struct TinyClassStatsThread {
uint64_t uc_miss[TINY_NUM_CLASSES]; // unified_cache_refill() hits
uint64_t warm_hit[TINY_NUM_CLASSES]; // warm pool successes
uint64_t shared_lock[TINY_NUM_CLASSES]; // shared pool lock acquisitions (hook as needed)
uint64_t tls_carve_attempt[TINY_NUM_CLASSES]; // Warm/TLS carve attempts
uint64_t tls_carve_success[TINY_NUM_CLASSES]; // Warm/TLS carve successes
} TinyClassStatsThread;
extern __thread TinyClassStatsThread g_tiny_class_stats;
@ -24,6 +26,8 @@ extern __thread TinyClassStatsThread g_tiny_class_stats;
extern _Atomic uint64_t g_tiny_class_stats_uc_miss_global[TINY_NUM_CLASSES];
extern _Atomic uint64_t g_tiny_class_stats_warm_hit_global[TINY_NUM_CLASSES];
extern _Atomic uint64_t g_tiny_class_stats_shared_lock_global[TINY_NUM_CLASSES];
extern _Atomic uint64_t g_tiny_class_stats_tls_carve_attempt_global[TINY_NUM_CLASSES];
extern _Atomic uint64_t g_tiny_class_stats_tls_carve_success_global[TINY_NUM_CLASSES];
static inline void tiny_class_stats_on_uc_miss(int ci) {
if (ci >= 0 && ci < TINY_NUM_CLASSES) {
@ -49,6 +53,22 @@ static inline void tiny_class_stats_on_shared_lock(int ci) {
}
}
static inline void tiny_class_stats_on_tls_carve_attempt(int ci) {
if (ci >= 0 && ci < TINY_NUM_CLASSES) {
g_tiny_class_stats.tls_carve_attempt[ci]++;
atomic_fetch_add_explicit(&g_tiny_class_stats_tls_carve_attempt_global[ci],
1, memory_order_relaxed);
}
}
static inline void tiny_class_stats_on_tls_carve_success(int ci) {
if (ci >= 0 && ci < TINY_NUM_CLASSES) {
g_tiny_class_stats.tls_carve_success[ci]++;
atomic_fetch_add_explicit(&g_tiny_class_stats_tls_carve_success_global[ci],
1, memory_order_relaxed);
}
}
// Optional: reset per-thread counters (cold path only).
void tiny_class_stats_reset_thread(void);