From f615c85dc670e0062d61d76af4e7db8e4c9a8ea5 Mon Sep 17 00:00:00 2001
From: Zhangxiaoyu <zhangxiaoyu58@huawei.com>
Date: Fri, 24 Jul 2020 16:02:18 +0800
Subject: [PATCH] stats info add cache/total cache field

Signed-off-by: Zhangxiaoyu <zhangxiaoyu58@huawei.com>
---
 src/json/schema/container/info.json | 9 +++++++++
 src/lcrcontainer.h                  | 3 +++
 src/lcrcontainer_execute.c          | 3 +++
 3 files changed, 15 insertions(+)

diff --git a/src/json/schema/container/info.json b/src/json/schema/container/info.json
index 654f02f..de6557c 100644
--- a/src/json/schema/container/info.json
+++ b/src/json/schema/container/info.json
@@ -43,6 +43,15 @@
     },
     "kmem_limit": {
       "type": "uint64"
+    },
+    "status": {
+      "type": "string"
+    },
+    "cache": {
+      "type": "uint64"
+    },
+    "cache_total": {
+      "type": "uint64"
     }
   }
 }
diff --git a/src/lcrcontainer.h b/src/lcrcontainer.h
index 52bc961..9b41fd9 100644
--- a/src/lcrcontainer.h
+++ b/src/lcrcontainer.h
@@ -96,6 +96,9 @@ struct lcr_container_state {
     /* Kernel Memory usage */
     uint64_t kmem_used;
     uint64_t kmem_limit;
+    /* Cache usage */
+    uint64_t cache;
+    uint64_t cache_total;
 };
 
 typedef enum {
diff --git a/src/lcrcontainer_execute.c b/src/lcrcontainer_execute.c
index 8147223..1486d2a 100644
--- a/src/lcrcontainer_execute.c
+++ b/src/lcrcontainer_execute.c
@@ -546,6 +546,9 @@ void do_lcr_state(struct lxc_container *c, struct lcr_container_state *lcs)
     lcs->mem_limit = stat_get_ull(c, "memory.limit_in_bytes");
     lcs->kmem_used = stat_get_ull(c, "memory.kmem.usage_in_bytes");
     lcs->kmem_limit = stat_get_ull(c, "memory.kmem.limit_in_bytes");
+
+    lcs->cache = stat_match_get_ull(c, "memory.stat", "cache", 1);
+    lcs->cache_total = stat_match_get_ull(c, "memory.stat", "total_cache", 1);
 }
 
 #define ExitSignalOffset 128
-- 
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