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stats: add loops per second counter in the stats segment.

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This change adds loops per second in the stats segment.
Applications using the stats segment to monitor VPP
can use this for better monitoring

Type: fix

Signed-off-by: Radha krishna Saragadam <krishna_srk2003@yahoo.com>
Change-Id: I53081f40ee918eec9763513a639b9d8a02488b20
This commit is contained in:
Radha krishna Saragadam
2022-07-18 19:50:23 +05:30
committed by Florin Coras
parent add763797f
commit eccb5c21cc
1 changed files with 15 additions and 3 deletions
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18
src/vlib/stats/init.c
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@ -8,12 +8,14 @@
#define STAT_SEGMENT_SOCKET_FILENAME "stats.sock"
static u32 vlib_loops_stats_counter_index;
static void
vector_rate_collector_fn (vlib_stats_collector_data_t *d)
{
vlib_main_t *this_vlib_main;
counter_t **counters;
counter_t *cb;
counter_t **counters, **loops_counters;
counter_t *cb, *loops_cb;
f64 vector_rate = 0.0;
u32 i, n_threads = vlib_get_n_threads ();
@ -21,6 +23,11 @@ vector_rate_collector_fn (vlib_stats_collector_data_t *d)
counters = d->entry->data;
cb = counters[0];
vlib_stats_validate (vlib_loops_stats_counter_index, 0, n_threads - 1);
loops_counters =
vlib_stats_get_entry_data_pointer (vlib_loops_stats_counter_index);
loops_cb = loops_counters[0];
for (i = 0; i < n_threads; i++)
{
f64 this_vector_rate;
@ -28,9 +35,10 @@ vector_rate_collector_fn (vlib_stats_collector_data_t *d)
this_vector_rate = vlib_internal_node_vector_rate (this_vlib_main);
vlib_clear_internal_node_vector_rate (this_vlib_main);
cb[i] = this_vector_rate;
vector_rate += this_vector_rate;
loops_cb[i] = this_vlib_main->loops_per_second;
}
/* And set the system average rate */
@ -115,8 +123,12 @@ vlib_stats_init (vlib_main_t *vm)
reg.private_data = vlib_stats_add_gauge ("/sys/vector_rate");
reg.entry_index =
vlib_stats_add_counter_vector ("/sys/vector_rate_per_worker");
vlib_loops_stats_counter_index =
vlib_stats_add_counter_vector ("/sys/loops_per_worker");
vlib_stats_register_collector_fn (&reg);
vlib_stats_validate (reg.entry_index, 0, vlib_get_n_threads ());
vlib_stats_validate (vlib_loops_stats_counter_index, 0,
vlib_get_n_threads ());
return 0;
}