slub: update slabinfo tools to report per cpu partial list statistics
Update the slabinfo tool to report the stats on per cpu partial list usage.
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
diff --git a/tools/slub/slabinfo.c b/tools/slub/slabinfo.c
index 868cc93..47d7853 100644
--- a/tools/slub/slabinfo.c
+++ b/tools/slub/slabinfo.c
@@ -42,6 +42,7 @@
unsigned long deactivate_remote_frees, order_fallback;
unsigned long cmpxchg_double_cpu_fail, cmpxchg_double_fail;
unsigned long alloc_node_mismatch, deactivate_bypass;
+ unsigned long cpu_partial_alloc, cpu_partial_free;
int numa[MAX_NODES];
int numa_partial[MAX_NODES];
} slabinfo[MAX_SLABS];
@@ -455,6 +456,11 @@
s->alloc_from_partial * 100 / total_alloc,
s->free_remove_partial * 100 / total_free);
+ printf("Cpu partial list %8lu %8lu %3lu %3lu\n",
+ s->cpu_partial_alloc, s->cpu_partial_free,
+ s->cpu_partial_alloc * 100 / total_alloc,
+ s->cpu_partial_free * 100 / total_free);
+
printf("RemoteObj/SlabFrozen %8lu %8lu %3lu %3lu\n",
s->deactivate_remote_frees, s->free_frozen,
s->deactivate_remote_frees * 100 / total_alloc,
@@ -1209,6 +1215,8 @@
slab->order_fallback = get_obj("order_fallback");
slab->cmpxchg_double_cpu_fail = get_obj("cmpxchg_double_cpu_fail");
slab->cmpxchg_double_fail = get_obj("cmpxchg_double_fail");
+ slab->cpu_partial_alloc = get_obj("cpu_partial_alloc");
+ slab->cpu_partial_free = get_obj("cpu_partial_free");
slab->alloc_node_mismatch = get_obj("alloc_node_mismatch");
slab->deactivate_bypass = get_obj("deactivate_bypass");
chdir("..");