Publish with docs and perf results

Author: siara-cc

.github/workflows/c-cpp.yml

@@ -15,5 +15,7 @@ jobs:
     - uses: actions/checkout@v2
     - name: make
       run: make
+    - name: show_free
+      run: free -m
     - name: test
       run: ./test_sqlite_blaster -t

test_sqlite_blaster.cpp

@@ -635,7 +635,7 @@ int main(int argc, char *argv[]) {
     // test with lowest possible cache size
     if (test_random_data(150000, 256)) {
       // test file > 1gb
-      if (test_random_data(1500000, 512 * 1024)) {
+      if (test_random_data(1400000, 64 * 1024)) {
         if (test_babynames()) {
           if (test_census()) {
             cout << "All tests ok" << endl;