From 194f706b5db696cf8f689237ffd8dc95aa771492 Mon Sep 17 00:00:00 2001
From: Dominik Csapak <d.csapak@proxmox.com>
Date: Mon, 25 Oct 2021 16:24:25 +0200
Subject: [PATCH] cgroup v2: io stats: fix parsing disk writes

'wbytes' is for writes, but we accidentally added the value to 'diskread'
which left 'diskwrite' statistics always zero

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
---
 src/PVE/CGroup.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/PVE/CGroup.pm b/src/PVE/CGroup.pm
index dd9b034..44b3297 100644
--- a/src/PVE/CGroup.pm
+++ b/src/PVE/CGroup.pm
@@ -263,7 +263,7 @@ sub get_io_stats {
 		$res->{diskread} += $b;
 	    }
 	    if (my $b = $dev->{wbytes}) {
-		$res->{diskread} += $b;
+		$res->{diskwrite} += $b;
 	    }
 	}
 
-- 
2.39.2