fixing release script. Adding mvcc example.

Author: sravotto

examples/mvcc.yaml

@@ -0,0 +1,41 @@
+# Copyright 2025 The Cockroach Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+
+name: mvcc
+enabled: true
+scope: cluster
+frequency: 60
+maxresults: 1
+labels: []
+metrics:
+  - name : total_bytes
+    kind : gauge
+    help : total_bytes in all tables.
+  - name : garbage_bytes
+    kind : gauge
+    help : garbage_bytes in all tables.  
+query: 
+  SELECT
+          SUM((crdb_internal.range_stats(start_key::bytes)->>'key_bytes')::int
+                  + (crdb_internal.range_stats(start_key::bytes)->>'val_bytes')::int) as total_bytes,
+          SUM((crdb_internal.range_stats(start_key::bytes)->>'key_bytes')::int
+                  + (crdb_internal.range_stats(start_key::bytes)->>'val_bytes')::int
+                  - (crdb_internal.range_stats(start_key::bytes)->>'live_bytes')::int) as garbage_bytes
+  FROM
+        crdb_internal.ranges_no_leases
+  LIMIT $1      
+  ;

release.sh

@@ -45,16 +45,16 @@ go run golang.org/x/lint/golint -set_exit_status ./...
 go run honnef.co/go/tools/cmd/staticcheck -checks all ./...
 
 VERSION="github.com/cockroachlabs/visus/internal/http.Version=$version"
-GOOS=linux go build -v  -ldflags="-X '$VERSION'" -o visus
+GOOS=linux GOARCH=amd64 go build -v  -ldflags="-X '$VERSION'" -o visus
 
-tar cvfz $amdfile  visus  examples
+tar -cvz --no-xattrs -f $amdfile  visus  examples
 
-shasum -a 256 $amdfile
 GOOS=linux GOARCH=arm64 go build -v  -ldflags="-X '$VERSION'" -o visus
 
-tar cvfz $armfile visus  examples
-shasum -a 256 $armfile
+tar -cvz --no-xattrs -f $armfile visus  examples
 
 go build -ldflags="-X '$VERSION'" -o visus
 
 echo "Upload binaries $amdfile and  $armfile to release"
+shasum -a 256 $armfile
+shasum -a 256 $amdfile