From: Vincent Brillault <git@lerya.net>
Date: Wed, 11 Feb 2015 21:06:45 +0000 (+0100)
Subject: Turbostat: Add (back) sanity check
X-Git-Tag: collectd-5.5.0~24^2~22
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=1338ab9feef6eb7f54066704486e0c384f0428cb;p=collectd.git

Turbostat: Add (back) sanity check

This new gauge contains TSC / interval_float.
If TSC and interval_float are behaving correctly, this is supposed to be
constant. Otherwise, other measurements can be wrong
---

diff --git a/src/turbostat.c b/src/turbostat.c
index fef1b1e3..6cd39a18 100644
--- a/src/turbostat.c
+++ b/src/turbostat.c
@@ -585,6 +585,9 @@ submit_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
 	if ((!aperf_mperf_unstable) || (!(t->aperf > t->tsc || t->mperf > t->tsc)))
 		turbostat_submit("Buzy", "frequency", name, 1.0 * t->tsc / 1000000 * t->aperf / t->mperf / interval_float);
 
+	/* Sanity check (should stay stable) */
+	turbostat_submit("TSC", "gauge", name, 1.0 * t->tsc / 1000000 / interval_float);
+
 	/* SMI */
 	turbostat_submit(NULL, "current", name, t->smi_count);