提交 f715e6f1 编写于 作者: C Christoph Lameter 提交者: Pekka Enberg

slabinfo: Support printout of the number of fallbacks

Add functionality to slabinfo to print out the number of fallbacks
that have occurred for each slab cache when the -D option is specified.
Also widen the allocation / free field since the numbers became
too big after a week.
Signed-off-by: NChristoph Lameter <clameter@sgi.com>
Signed-off-by: NPekka Enberg <penberg@cs.helsinki.fi>
上级 0121c619
......@@ -38,7 +38,7 @@ struct slabinfo {
unsigned long alloc_from_partial, alloc_slab, free_slab, alloc_refill;
unsigned long cpuslab_flush, deactivate_full, deactivate_empty;
unsigned long deactivate_to_head, deactivate_to_tail;
unsigned long deactivate_remote_frees;
unsigned long deactivate_remote_frees, order_fallback;
int numa[MAX_NODES];
int numa_partial[MAX_NODES];
} slabinfo[MAX_SLABS];
......@@ -293,7 +293,7 @@ int line = 0;
void first_line(void)
{
if (show_activity)
printf("Name Objects Alloc Free %%Fast\n");
printf("Name Objects Alloc Free %%Fast Fallb O\n");
else
printf("Name Objects Objsize Space "
"Slabs/Part/Cpu O/S O %%Fr %%Ef Flg\n");
......@@ -573,11 +573,12 @@ void slabcache(struct slabinfo *s)
total_alloc = s->alloc_fastpath + s->alloc_slowpath;
total_free = s->free_fastpath + s->free_slowpath;
printf("%-21s %8ld %8ld %8ld %3ld %3ld \n",
printf("%-21s %8ld %10ld %10ld %3ld %3ld %5ld %1d\n",
s->name, s->objects,
total_alloc, total_free,
total_alloc ? (s->alloc_fastpath * 100 / total_alloc) : 0,
total_free ? (s->free_fastpath * 100 / total_free) : 0);
total_free ? (s->free_fastpath * 100 / total_free) : 0,
s->order_fallback, s->order);
}
else
printf("%-21s %8ld %7d %8s %14s %4d %1d %3ld %3ld %s\n",
......@@ -1188,6 +1189,7 @@ void read_slab_dir(void)
slab->deactivate_to_head = get_obj("deactivate_to_head");
slab->deactivate_to_tail = get_obj("deactivate_to_tail");
slab->deactivate_remote_frees = get_obj("deactivate_remote_frees");
slab->order_fallback = get_obj("order_fallback");
chdir("..");
if (slab->name[0] == ':')
alias_targets++;
......
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