no more allocation stats info in INFO, useless now that we have jemalloc.

src/redis.c

@@ -1335,18 +1335,6 @@ sds genRedisInfoString(void) {
         );
     }
 
-    info = sdscat(info,"allocation_stats:");
-    for (j = 0; j <= ZMALLOC_MAX_ALLOC_STAT; j++) {
-        size_t count = zmalloc_allocations_for_size(j);
-        if (count) {
-            if (info[sdslen(info)-1] != ':') info = sdscatlen(info,",",1);
-            info = sdscatprintf(info,"%s%d=%zu",
-                (j == ZMALLOC_MAX_ALLOC_STAT) ? ">=" : "",
-                j,count);
-        }
-    }
-    info = sdscat(info,"\r\n");
-
     for (j = 0; j < server.dbnum; j++) {
         long long keys, vkeys;
 

src/zmalloc.c

@@ -55,16 +55,13 @@
 
 #define update_zmalloc_stat_alloc(__n,__size) do { \
     size_t _n = (__n); \
-    size_t _stat_slot = (__size < ZMALLOC_MAX_ALLOC_STAT) ? __size : ZMALLOC_MAX_ALLOC_STAT; \
     if (_n&(sizeof(long)-1)) _n += sizeof(long)-(_n&(sizeof(long)-1)); \
     if (zmalloc_thread_safe) { \
         pthread_mutex_lock(&used_memory_mutex);  \
         used_memory += _n; \
-        zmalloc_allocations[_stat_slot]++; \
         pthread_mutex_unlock(&used_memory_mutex); \
     } else { \
         used_memory += _n; \
-        zmalloc_allocations[_stat_slot]++; \
     } \
 } while(0)
 
@@ -83,8 +80,6 @@
 static size_t used_memory = 0;
 static int zmalloc_thread_safe = 0;
 pthread_mutex_t used_memory_mutex = PTHREAD_MUTEX_INITIALIZER;
-/* Note that malloc_allocations elements are initialized to zero by C */
-size_t zmalloc_allocations[ZMALLOC_MAX_ALLOC_STAT+1];
 
 static void zmalloc_oom(size_t size) {
     fprintf(stderr, "zmalloc: Out of memory trying to allocate %zu bytes\n",
@@ -185,11 +180,6 @@ size_t zmalloc_used_memory(void) {
     return um;
 }
 
-size_t zmalloc_allocations_for_size(size_t size) {
-    if (size > ZMALLOC_MAX_ALLOC_STAT) return 0;
-    return zmalloc_allocations[size];
-}
-
 void zmalloc_enable_thread_safeness(void) {
     zmalloc_thread_safe = 1;
 }

src/zmalloc.h

@@ -40,8 +40,5 @@ size_t zmalloc_used_memory(void);
 void zmalloc_enable_thread_safeness(void);
 float zmalloc_get_fragmentation_ratio(void);
 size_t zmalloc_get_rss(void);
-size_t zmalloc_allocations_for_size(size_t size);
-
-#define ZMALLOC_MAX_ALLOC_STAT 256
 
 #endif /* _ZMALLOC_H */