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| author |   Dave Barach <dave@barachs.net> | 2020-02-17 17:07:12 -0500 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2020-02-18 18:42:22 +0000 |
| commit | 000a029e4a6a481f35b978dfe474c82d8da88e95 (patch) | |
| tree | 287b547c120b95f6b93dc9e2556fc68e52b82cf1 /src/vlib/node_cli.c | |
| parent | ff19e3bf4fc10d17e3bafa798e6048ad473c6bd8 (diff) | |
vlib: calculate per-worker loops/second metric
Use exponential smoothing. Each sample has a half-life of 1
second. reported_rate(t) = reported_rate(t-1) * K + rate(t)*(1-K)
Sample every 20ms, i.e. 50 samples per second
K = exp (-1.0/20.0);
K = 0.95;
Type: feature
Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: I9aea5dd5fecfaefffb78245316adb4bf62eb2bd4
Diffstat (limited to 'src/vlib/node_cli.c')
| -rw-r--r-- | src/vlib/node_cli.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/vlib/node_cli.c b/src/vlib/node_cli.c index bf18702d582..1ba0575f182 100644 --- a/src/vlib/node_cli.c +++ b/src/vlib/node_cli.c @@ -442,11 +442,12 @@ show_node_runtime (vlib_main_t * vm, dt = time_now - nm->time_last_runtime_stats_clear; vlib_cli_output (vm, - "Time %.1f, %f sec internal node vector rate %.2f \n" + "Time %.1f, %f sec internal node vector rate %.2f loops/sec %.2f\n" " vector rates in %.4e, out %.4e, drop %.4e, punt %.4e", dt, vlib_get_stat_segment_update_rate (), internal_node_vector_rates[j], + stat_vm->loops_per_second, (f64) n_input / dt, (f64) n_output / dt, (f64) n_drop / dt, (f64) n_punt / dt); |