[Devel] [PATCH vz7 3/3] vzstat: account cpu total time properly in mm performance stats

Konstantin Khorenko khorenko at virtuozzo.com
Mon Nov 12 16:00:10 MSK 2018


/proc/vz/mmperf occasionally accounts/shows wall total time in both
"Wall_tot_time" and "CPU_tot_time" columns, fix this.

Fixes: a258c15f2c33 ("vzstat: initial patch")
https://pmc.acronis.com/browse/VSTOR-16659

Signed-off-by: Konstantin Khorenko <khorenko at virtuozzo.com>
---
 kernel/ve/vzstat_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/ve/vzstat_core.c b/kernel/ve/vzstat_core.c
index 0e292c5103eb..b1a9144cd5bf 100644
--- a/kernel/ve/vzstat_core.c
+++ b/kernel/ve/vzstat_core.c
@@ -19,7 +19,7 @@ void KSTAT_PERF_ADD(struct kstat_perf_pcpu_struct *ptr, u64 real_time, u64 cpu_t
 	cur->wall_tottime += real_time;
 	if (cur->cpu_maxdur < cpu_time)
 		cur->cpu_maxdur = cpu_time;
-	cur->cpu_tottime += real_time;
+	cur->cpu_tottime += cpu_time;
 	write_seqcount_end(&cur->lock);
 	put_cpu_ptr(cur);
 }
-- 
2.15.1



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