fis-gtm/sr_port/cache_stats.c

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/****************************************************************
* *
* Copyright 2001, 2011 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
/* Print cacheing stats for indirect code */
#include "mdef.h"
#include "gtm_stdio.h"
#include "cache.h"
#include "hashtab_objcode.h"
GBLREF int cache_hits, cache_fails;
GBLREF hash_table_objcode cache_table;
void cache_stats(void)
{
int total_attempts, ace;
ht_ent_objcode *tabent, *topent;
cache_entry *csp;
total_attempts = cache_hits + cache_fails;
FPRINTF(stderr,"\nIndirect code cache performance -- Hits: %d, Fails: %d, Hit Ratio: %d%%\n",
cache_hits, cache_fails, total_attempts ? ((100 * cache_hits) / (cache_hits + cache_fails)) : 0);
ace = 0; /* active cache entries */
for (tabent = cache_table.base, topent = cache_table.top; tabent < topent; tabent++)
{
if (HTENT_VALID_OBJCODE(tabent, cache_entry, csp))
{
if (csp->refcnt || csp->zb_refcnt)
++ace;
}
}
FPRINTF(stderr,"Indirect cache entries currently marked active: %d\n", ace);
}