if !update {
		z.poolMetaMutex.Lock()
		z.poolMeta = meta
		z.poolMetaMutex.Unlock()
	} else {
		newMeta := newPoolMeta(z, meta)
		if err = newMeta.save(ctx, z.serverPools); err != nil {
			return err
		}
		z.poolMetaMutex.Lock()
		z.poolMeta = newMeta
		z.poolMetaMutex.Unlock()
	}

	pools := meta.returnResumablePools()
	poolIndices := make([]int, 0, len(pools))

	// concurrently reading and writing the IAM storage. The (r)lock()
	// functions return the iamCache. The cache can be safely written to
	// only when returned by `lock()`.
	lock() *iamCache
	unlock()
	rlock() *iamCache
	runlock()
	getUsersSysType() UsersSysType
	loadPolicyDoc(ctx context.Context, policy string, m map[string]PolicyDoc) error

		return err
	}
	defer lock.Unlock(lkCtx)

	ctx = lkCtx.Context()
	noLockOpts := ObjectOptions{NoLock: true}
	r := &rebalanceMeta{}
	if err := r.loadWithOpts(ctx, z.serverPools[0], noLockOpts); err != nil {
		return err
	}

	z.rebalMu.Lock()
	defer z.rebalMu.Unlock()

	switch opts {
	case rebalSaveStoppedAt:
		r.StoppedAt = time.Now()

    protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) throws SMBProtocolDecodingException {
        int start = bufferIndex;
        for ( int i = 0; i < this.unlocks.length; i++ ) {
            this.unlocks[ i ] = createLockRange();
            bufferIndex += this.unlocks[ i ].decode(buffer, bufferIndex, buffer.length);
        }

        for ( int i = 0; i < this.locks.length; i++ ) {
            this.locks[ i ] = createLockRange();

        try {
          currentFuture.cancel(mayInterruptIfRunning);
        } finally {
          lock.unlock();
        }
      }

      @Override
      public boolean isCancelled() {
        lock.lock();
        try {
          return currentFuture.isCancelled();
        } finally {
          lock.unlock();
        }
      }
    }

    @Override
    final Cancellable schedule(

	// 3. g1 tx exec insert, wait for unlock `conn.PrepareContext(ctx, query)` to finish tx and release.
	stmt, err := conn.PrepareContext(ctx, query)
	if err != nil {
		cacheStmt.prepareErr = err
		db.Mux.Lock()
		delete(db.Stmts, query)
		db.Mux.Unlock()
		return Stmt{}, err
	}

	db.Mux.Lock()
	cacheStmt.Stmt = stmt
	db.Mux.Unlock()

	return cacheStmt, nil
}

 * h3. create an isolated classloader
 *
 * h3. lookup the plugin with a configuration
 *
 * h3. execute the plugin
 *
 * h3. plugins may have to deal with particular actions when a plugin is - installed - loaded -
 * unloaded - update - uninstalled
 *
 * h3. plugins should be able to have specific metadata for a plugin model and that be translated -
 * dependencies - resources - configuration - extension points of plugins
 *

		}
	}
}

func (m *Monitor) updateMovingAvg() {
	m.mlock.Lock()
	defer m.mlock.Unlock()
	for _, bucketMeasurement := range m.bucketsMeasurement {
		bucketMeasurement.updateExponentialMovingAverage(time.Now())
	}
}

func (m *Monitor) init(opts BucketOptions) {
	m.mlock.Lock()
	defer m.mlock.Unlock()

	_, ok := m.bucketsMeasurement[opts]
	if !ok {

				if globalIsDistErasure {
					globalLocalSetDrives[s.poolIndex][setIndex][diskIndex] = disk
				}
				globalLocalDrivesMap[disk.Endpoint().String()] = disk
				globalLocalDrivesMu.Unlock()
			}
			s.erasureDisksMu.Unlock()
		}(endpoint)
	}

	wg.Wait()
}

// monitorAndConnectEndpoints this is a monitoring loop to keep track of disconnected

	// OpMuxServerMsg contains a message to a server Mux
	OpMuxServerMsg

	// OpUnblockSrvMux contains a message that a server mux is unblocked with one.
	// Only Stateful streams has flow control.
	OpUnblockSrvMux

	// OpUnblockClMux contains a message that a client mux is unblocked with one.
	// Only Stateful streams has flow control.
	OpUnblockClMux

	// OpAckMux acknowledges a mux was created.
	OpAckMux