It was found that the directory staging committer was the fastest among the three, S3A connector should be configured with the following parameters for optimal results:

```

    byte maxSetupCount;
    int timeout = 0;
    int setupCount = 1;
    byte subCommand;
    String name = "";
    int maxBufferSize; // set in SmbTransport.sendTransaction() before nextElement called

    byte[] txn_buf;

    SmbComTransaction() {
        maxParameterCount = 1024;
        primarySetupOffset = PRIMARY_SETUP_OFFSET;
        secondaryParameterOffset = SECONDARY_PARAMETER_OFFSET;
    }

   */
  @CheckForNull
  protected abstract char[] escape(char c);

  /**
   * Returns the escaped form of a given literal string, starting at the given index. This method is
   * called by the {@link #escape(String)} method when it discovers that escaping is required. It is
   * protected to allow subclasses to override the fastpath escaping function to inline their

- Fix enabling consistent list from watch cache also works for resourceVersion=0 ([#123676](https://github.com/kubernetes/kubernetes/pull/123676), [@serathius](https://github.com/serathius)) [SIG API Machinery]

		}
		if !(string(prevRData) == string(rData)) {
			return false
		}
	}
	return true
}

// cache of IAM info fetched in last SiteReplicationMetaInfo call
type srIAMCache struct {
	sync.RWMutex
	lastUpdate time.Time
	srIAMInfo  madmin.SRInfo // caches IAM info
}

func (c *SiteReplicationSys) getSRCachedIAMInfo() (info madmin.SRInfo, ok bool) {
	c.iamMetaCache.RLock()

                    .desc("Do not display transfer progress when downloading or uploading")
                    .build());
            options.addOption(Option.builder(CACHE_ARTIFACT_NOT_FOUND)
                    .longOpt("cache-artifact-not-found")
                    .hasArg()
                    .desc(
                            "Defines caching behaviour for 'not found' artifacts. Supported values are 'true' (default), 'false'.")

                    return this.handle.acquire();
                }

                // TODO: wait for pipe, still not sure when this needs to be called exactly
                if ( this.uncPath.startsWith("\\pipe\\") ) {
                    th.send(new TransWaitNamedPipe(th.getConfig(), this.uncPath), new TransWaitNamedPipeResponse(th.getConfig()));
                }

					if filterLifecycle(bi.Name, version.Name, version) {
						continue
					}

					// `.usage-cache.bin` still exists, must be not readable ignore it.
					if bi.Name == minioMetaBucket && strings.Contains(version.Name, dataUsageCacheName) {
						// skipping bucket usage cache name, as its autogenerated.
						continue
					}

					versionsFound++
				}
			}); err != nil {

     *
     * @throws IOException
     *             if a network error occurs
     */

    @Override
    public int read () throws IOException {
        // need oplocks to cache otherwise use BufferedInputStream
        if ( read(this.tmp, 0, 1) == -1 ) {
            return -1;
        }
        return this.tmp[ 0 ] & 0xFF;
    }


    /**

	"acl",
	"cors",
	"delete",
	"encryption",
	"legal-hold",
	"lifecycle",
	"location",
	"logging",
	"notification",
	"partNumber",
	"policy",
	"requestPayment",
	"response-cache-control",
	"response-content-disposition",
	"response-content-encoding",
	"response-content-language",
	"response-content-type",
	"response-expires",
	"retention",
	"select",
	"select-type",
	"tagging",