diff --git a/advisors/check_upstream.py b/advisors/check_upstream.py
index 7b91b8db1809c4241aa0bc268d6b36c76e4c7379..701f9ba5fcc269457751addc53577ad1b7b38126 100755
--- a/advisors/check_upstream.py
+++ b/advisors/check_upstream.py
@@ -248,6 +248,20 @@ def check_gnome(info):
     tags = clean_tags(tags, info)
     return tags
 
+def check_gitee(info):
+    resp = load_last_query_result(info)
+    repo_url = "https://gitee.com/" + info["src_repo"]
+    if resp == "":
+        resp = __check_git_helper(repo_url)
+        last_query = {}
+        last_query["time_stamp"] = datetime.now()
+        last_query["raw_data"] = resp
+        info["last_query"] = last_query
+
+    tags = __git_resp_to_tags(resp)
+    tags = clean_tags(tags, info)
+    return tags
+
 def check_svn(info):
     resp = load_last_query_result(info)
     repo_url = info["src_repo"] + "/tags"
diff --git a/advisors/oa_upgradable.py b/advisors/oa_upgradable.py
index df9c8afe16a03b49d6a4d1c99ae21af38871ca74..7f5d49b6fa3fcbf1fb15185ffc3b228a76a10cf8 100755
--- a/advisors/oa_upgradable.py
+++ b/advisors/oa_upgradable.py
@@ -44,7 +44,7 @@ def get_ver_tags(gt, repo, cwd_path=None):
         try:
             repo_yaml = open(os.path.join(cwd_path, repo + ".yaml")).read()
         except FileNotFoundError:
-            print("Cann't find yaml metadata for {pkg} from current working directory.".format(pkg=repo))
+            print("Cann't find yaml metadata for {pkg} from in {d}.".format(pkg=repo, d=cwd_path))
             repo_yaml = gt.get_yaml(repo)
     else:
         repo_yaml = gt.get_yaml(repo)
@@ -54,7 +54,10 @@ def get_ver_tags(gt, repo, cwd_path=None):
     else:
         return None
 
-    vc_type = pkg_info["version_control"]
+    vc_type = pkg_info.get("version_control", None)
+    if vc_type is None:
+        print("Missing version_control in YAML file")
+        return None
     if vc_type == "hg":
         tags = check_upstream.check_hg(pkg_info)
     elif vc_type == "github":
@@ -69,8 +72,11 @@ def get_ver_tags(gt, repo, cwd_path=None):
         tags = check_upstream.check_metacpan(pkg_info)
     elif vc_type == "pypi":
         tags = check_upstream.check_pypi(pkg_info)
+    elif vc_type == "gitee":
+        tags = check_upstream.check_gitee(pkg_info)
     else:
         print("Unsupport version control method {vc}".format(vc=vc_type))
+        return None
 
     excpt_list = _get_rec_excpt()
     if repo in excpt_list:
@@ -89,6 +95,8 @@ if __name__ == "__main__":
 
     args = parameters.parse_args()
 
+    print("Checking", args.repo)
+
     user_gitee = gitee.Gitee()
     spec_string = user_gitee.get_spec(args.repo)
     if not spec_string:
@@ -98,15 +106,34 @@ if __name__ == "__main__":
     spec_file = Spec.from_string(spec_string)
     cur_version = replace_macros(spec_file.version, spec_file)
 
-    print("Checking ", args.repo)
-    print("current version is ", cur_version)
+    if cur_version.startswith('v') or cur_version.startswith('V'):
+        cur_version = cur_version[1:]
+
+    print("Current version is", cur_version)
 
     pkg_tags = get_ver_tags(user_gitee, args.repo, args.default)
     print("known release tags:", pkg_tags)
 
     if pkg_tags is None:
         sys.exit(1)
+
+    if cur_version not in pkg_tags:
+        print("WARNING: Current {ver} doesn't exist in upstream. Please double check.".format(ver=cur_version))
+
     ver_rec = version_recommend.VersionRecommend(pkg_tags, cur_version, 0)
 
     print("Latest version is", ver_rec.latest_version)
     print("Maintain version is", ver_rec.maintain_version)
+
+    if cur_version != ver_rec.latest_version:
+        if args.push:
+            user_gitee.post_issue(args.repo, "Upgrade to latest release", """Dear {repo} maintainer:
+
+We found the latest version of {repo} is {ver}, while the current version in openEuler mainline is {cur_ver}.
+
+Please consider upgrading.
+
+Yours openEuler Advisor.
+
+If you think this is not proper issue, Please visit https://gitee.com/openeuler/openEuler-Advisor.
+Issues and feedbacks are welcome.""".format(repo=args.repo, ver=ver_rec.latest_version, cur_ver=cur_version))
diff --git a/advisors/version_recommend.py b/advisors/version_recommend.py
index 47468630018c7a2cc0ad37e3a0f25e782d04c73d..d3f915ca27233dae5043d18512b7b78f5291e53c 100755
--- a/advisors/version_recommend.py
+++ b/advisors/version_recommend.py
@@ -214,6 +214,9 @@ class VersionTypeXYZW(VersionType):
             version_list.append(re.split(r'[._-]', version))  # 将 version 拆分为列表,方便后续比较
         x = '0'
         for version in version_list:  # 第一轮比较取出最大的第一位
+            if int(version[0]) > 1000: # consider it an useless exception
+                continue
+
             if self._compare(x, version[0]) < 0:
                 x = version[0]
 
@@ -361,6 +364,8 @@ class VersionTypeXYZ(VersionType):
             version_list.append(re.split(r'[._-]', version))  # 将 version 拆分为列表,方便后续比较
         x = '0'
         for version in version_list:  # 第一轮比较取出最大的第一位
+            if int(version[0]) > 1000: # consider it an useless exception
+                continue
             if self._compare(x, version[0]) < 0:
                 x = version[0]
 
@@ -464,6 +469,9 @@ class VersionTypeXY(VersionType):
             version_list.append(re.split(r'[._-]', version))  # 将 version 拆分为列表,方便后续比较
         x = '0'
         for version in version_list:  # 第一轮比较取出最大的第一位
+            if int(version[0]) > 1000: # consider it an useless exception
+                continue
+
             if self._compare(x, version[0]) < 0:
                 x = version[0]
 
@@ -576,6 +584,9 @@ class VersionTypeX(VersionType):
             version_list.append(re.split(r'[._-]', version))  # 将 version 拆分为列表,方便后续比较
         x = '0'
         for version in version_list:  # 第一轮比较取出最大的第一位
+            if int(version[0]) > 1000: # consider it an useless exception
+                continue
+
             if self._compare(x, version[0]) < 0:
                 x = version[0]
 
diff --git a/upstream-info/buildroot.yaml b/upstream-info/buildroot.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..9ed9dded48a3fad5b4eb0e86a53d27db2e67e33e
--- /dev/null
+++ b/upstream-info/buildroot.yaml
@@ -0,0 +1,4 @@
+version_control: git
+src_repo: https://git.busybox.net/buildroot
+tag_prefix: ^
+separator: .
diff --git a/upstream-info/ca-certificates.yaml b/upstream-info/ca-certificates.yaml
index c06cfed39ec9230994d2b7e41e1462cb2740673d..484b0e67f917b9d037d99e399eb48c7fb2c6df20 100644
--- a/upstream-info/ca-certificates.yaml
+++ b/upstream-info/ca-certificates.yaml
@@ -1,4 +1,5 @@
-version_control: git
-src_repo: https://src.fedoraproject.org/rpms/ca-certificates.git
-tag_prefix: 
-separator: 
+version_control: NA
+src_repo: NA
+tag_prefix: ca-certificates-
+separator: "[-_]"
+git_url: https://src.fedoraproject.org/rpms/ca-certificates.git
diff --git a/upstream-info/crontabs.yaml b/upstream-info/crontabs.yaml
index 45f8bf6ae73770f25a57af47ebaa1e60f0a2de80..5025d6850e8a7a7a620ac881a0ff915bf8748eb7 100644
--- a/upstream-info/crontabs.yaml
+++ b/upstream-info/crontabs.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo:  cronie-crond/crontabs
 tag_prefix: crontabs-
-separator: ""
+separator: "."
diff --git a/upstream-info/dump.yaml b/upstream-info/dump.yaml
index d19aac5c1c63c555118de3e982b2c3291743f0d5..815ed18da8acd78e104dc2ed99aa645fc213a121 100644
--- a/upstream-info/dump.yaml
+++ b/upstream-info/dump.yaml
@@ -1,4 +1,4 @@
 version_control: git
 src_repo: https://git.code.sf.net/p/dump/code
 tag_prefix: "^v"
-separator: "."
+separator: "b"
diff --git a/upstream-info/expat.yaml b/upstream-info/expat.yaml
index df0ee78a70af5429f58b24dc9585295b6f78903a..7361d14ae8829d1af29060928bcf50bc187f22ad 100644
--- a/upstream-info/expat.yaml
+++ b/upstream-info/expat.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo:  libexpat/libexpat
-tag_prefix: ^v
-separator: .
+tag_prefix: "^R_"
+separator: _
diff --git a/upstream-info/kubernetes.yaml b/upstream-info/kubernetes.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..ba98d69bb3a878ebc822df8e0f85e639e637f216
--- /dev/null
+++ b/upstream-info/kubernetes.yaml
@@ -0,0 +1,4 @@
+version_control: github
+src_repo: kubernetes/kubernetes
+tag_prefix: "^v"
+separator: "."
diff --git a/upstream-info/libdmapsharing.yaml b/upstream-info/libdmapsharing.yaml
index 7a69a77d8d2844921e8477e0a3cacf167d6b99a8..6e251afaa5d09e27d6235347ed96bbdd1c983c8d 100644
--- a/upstream-info/libdmapsharing.yaml
+++ b/upstream-info/libdmapsharing.yaml
@@ -1,4 +1,4 @@
 version_control: git
 src_repo: https://gitlab.gnome.org/GNOME/libdmapsharing.git
-tag_prefix: LIBDMAPSHARING
-separator: _
+tag_prefix: "^LIBDMAPSHARING_"
+separator: "_"
diff --git a/upstream-info/libevent.yaml b/upstream-info/libevent.yaml
index 2ae88c97b514909e1067676ce610389195249b02..6491b4592074473bd7ceec3331095e8f51d33805 100644
--- a/upstream-info/libevent.yaml
+++ b/upstream-info/libevent.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo:  libevent/libevent
-tag_prefix: ^v
+tag_prefix: ^release-
 separator: .
diff --git a/upstream-info/libgsf.yaml b/upstream-info/libgsf.yaml
index f0a23447fa6b380a634d09d053b5b13edc52d7ab..811270e26b1523d793d9572c11754a9b72e16915 100644
--- a/upstream-info/libgsf.yaml
+++ b/upstream-info/libgsf.yaml
@@ -1,7 +1,7 @@
 ---
 version_control: gitlab.gnome
 src_repo: libgsf
-tag_prefix: LIBGSF
+tag_prefix: LIBGSF_
 separator: _
 last_query:
   time_stamp: 2020-04-24 13:57:08.807496280 +00:00
diff --git a/upstream-info/libmikmod.yaml b/upstream-info/libmikmod.yaml
index 7becfb2b21d1c841aff8bec8565dd16b7334c8e2..b8e1b485d4e8963ecb2942af4e724ccc0d6674ae 100644
--- a/upstream-info/libmikmod.yaml
+++ b/upstream-info/libmikmod.yaml
@@ -1,4 +1,4 @@
 version_control: git
 src_repo:  https://git.code.sf.net/p/mikmod/mikmod
-tag_prefix: ^
+tag_prefix: ^libmikmod-
 separator: .
diff --git a/upstream-info/libnftnl.yaml b/upstream-info/libnftnl.yaml
index ed940ab2d51d13c5c025290efb4ace8e1f19b15c..df9c83808ee51d00f8c54fdcf711e2134e836b61 100644
--- a/upstream-info/libnftnl.yaml
+++ b/upstream-info/libnftnl.yaml
@@ -1,4 +1,4 @@
 version_control: git
 src_repo: https://git.netfilter.org/libnftnl
-tag_prefix: ^libbftnl-
+tag_prefix: ^libnftnl-
 separator: .
diff --git a/upstream-info/libsamplerate.yaml b/upstream-info/libsamplerate.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..89e40825cadcf7b7558f929697a3d39e1fb954a1
--- /dev/null
+++ b/upstream-info/libsamplerate.yaml
@@ -0,0 +1,5 @@
+git_url: https://github.com/erikd/libsamplerate
+version_control: NA
+src_repo: erikd/libsamplerate
+tag_prefix: NA
+separator: NA
diff --git a/upstream-info/mod_security_crs.yaml b/upstream-info/mod_security_crs.yaml
index 7ef7d45ca740c6864eb2d6054dff2ec29086c623..2c7effa4586283ae4cab26265fbab0f9e12beda6 100644
--- a/upstream-info/mod_security_crs.yaml
+++ b/upstream-info/mod_security_crs.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo: coreruleset/coreruleset
-tag_prefix: ^
+tag_prefix: ^v
 separator: .
diff --git a/upstream-info/mpfr.yaml b/upstream-info/mpfr.yaml
index 85207228036fd268fee5348ba3ed2727b956591a..69271ad3c9cacec1f835f19ac09bfd007c088a31 100644
--- a/upstream-info/mpfr.yaml
+++ b/upstream-info/mpfr.yaml
@@ -1,4 +1,4 @@
 version_control: svn
-src_repo: https://scm.gforge.inria.fr/anonscm/svn/mpfr/tags
+src_repo: https://scm.gforge.inria.fr/anonscm/svn/mpfr
 tag_prefix: 
 separator: .
diff --git a/upstream-info/python2.yaml b/upstream-info/python2.yaml
index 97065dcc6d23e040835cd7cd0015adb6ab747068..50c0ac1d35d7b2dffb6f0fb940067dd7dfa37037 100644
--- a/upstream-info/python2.yaml
+++ b/upstream-info/python2.yaml
@@ -2,5 +2,5 @@
 version_control: github
 src_repo: python/cpython
 tag_prefix: "^v?3*|^v"
-seperator: "."
+separator: "."
 url: https://github.com/python/cpython.git
diff --git a/upstream-info/python3.yaml b/upstream-info/python3.yaml
index a1ad3009dd64034ed7b97d345bfab9f0241792d6..77df83916f4adb147d6117005f528aebf5e5c643 100644
--- a/upstream-info/python3.yaml
+++ b/upstream-info/python3.yaml
@@ -2,5 +2,5 @@
 version_control: github
 src_repo: python/cpython
 tag_prefix: "^v"
-seperator: "."
+separator: "."
 url: https://github.com/python/cpython.git
diff --git a/upstream-info/rust.yaml b/upstream-info/rust.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..f8e2e1d8db410105c3c1988bed52d72737075483
--- /dev/null
+++ b/upstream-info/rust.yaml
@@ -0,0 +1,4 @@
+version_control: github
+src_repo: rust-lang/rust
+tag_prefix: release-
+separator: "."
diff --git a/upstream-info/stax-ex.yaml b/upstream-info/stax-ex.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..097d30f04f7e65725aaac39c06f90e603e9dd4a5
--- /dev/null
+++ b/upstream-info/stax-ex.yaml
@@ -0,0 +1,4 @@
+version_control: github
+src_repo: javaee/metro-stax-ex
+tag_prefix: ^stax-ex-
+separator: .