public final int getNumber() {
        if (this == UNRECOGNIZED) {
          throw new java.lang.IllegalArgumentException(
              "Can't get the number of an unknown enum value.");
        }
        return value;
      }
<pre>
Fsync every time new write commands are appended to the AOF. The best
data loss protection at the cost of performance.
</pre>

<code>ALWAYS = 3;</code>
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/PersistenceConfig.java