}
	)

	// Maximum number of reusable buffers per node at any given point in time.
	n := uint64(1024) // single node single/multiple drives set this to 1024 entries

	if globalIsDistErasure {
		n = 2048
	}

	// Avoid allocating more than half of the available memory
	if maxN := availableMemory() / (blockSizeV2 * 2); n > maxN {
		n = maxN
	}

	if globalIsCICD || strconv.IntSize == 32 {

		if err == nil {
			globalSiteReplicatorCred.Set(sa.Credentials.SecretKey)
		}
	}

	if firstTime {
		bootstrapTraceMsg(fmt.Sprintf("globalIAMSys.Load(): (duration: %s)", loadDuration))
		if globalIsDistErasure {
			logger.Info("IAM load(startup) finished. (duration: %s)", loadDuration)
		}
	}

	select {
	case <-sys.configLoaded:
	default:
		close(sys.configLoaded)
	}
	return nil
}

		crypto.EnvKMSAutoEncryption,
		config.EnvAccessKey,
		config.EnvSecretKey,
		config.EnvRootUser,
		config.EnvRootPassword,
	} {
		os.Unsetenv(env)
	}

	// Set as non-distributed.
	globalIsDistErasure = false

	// Disable printing console messages during tests.
	color.Output = io.Discard
	// Disable Error logging in testing.
	logger.DisableLog = true