l = Config{}

	// Purge all removed keys first
	kvs := s[config.IdentityLDAPSubSys][config.Default]
	if len(kvs) > 0 {
		for _, k := range removedKeys {
			kvs.Delete(k)
		}
		s[config.IdentityLDAPSubSys][config.Default] = kvs
	}

	if err := s.CheckValidKeys(config.IdentityLDAPSubSys, removedKeys); err != nil {
		return l, err
	}

	tripledescbcID     = "3des-cbc"
)

// https://cs.opensource.google/go/x/crypto/+/refs/tags/v0.22.0:ssh/common.go;l=46
// preferredKexAlgos specifies the default preference for key-exchange
// algorithms in preference order. The diffie-hellman-group16-sha512 algorithm
// is disabled by default because it is a bit slower than the others.
var preferredKexAlgos = []string{
	kexAlgoCurve25519SHA256, kexAlgoCurve25519SHA256LibSSH,

						switch msgp.UnsafeString(field) {
						default:
							err = dc.Skip()
							if err != nil {
								err = msgp.WrapError(err, "Opts", "BaseOptions")
								return
							}
						}
					}
				default:
					err = dc.Skip()
					if err != nil {
						err = msgp.WrapError(err, "Opts")
						return
					}
				}
			}
		default:
			err = dc.Skip()
			if err != nil {

	WorkerMinLimit = 50

	// WorkerAutoDefault is default number of workers for "auto" mode
	WorkerAutoDefault = 100

	// MRFWorkerMaxLimit max number of mrf workers per node for "fast" mode
	MRFWorkerMaxLimit = 8

	// MRFWorkerMinLimit min number of mrf workers per node for "slow" mode
	MRFWorkerMinLimit = 2

	// MRFWorkerAutoDefault is default number of mrf workers for "auto" mode
	MRFWorkerAutoDefault = 4

		if _, err := config.LookupSite(s[config.SiteSubSys][config.Default], s[config.RegionSubSys][config.Default]); err != nil {
			return err
		}
	case config.APISubSys:
		if _, err := api.LookupConfig(s[config.APISubSys][config.Default]); err != nil {
			return err
		}
	case config.BatchSubSys:
		if _, err := batch.LookupConfig(s[config.BatchSubSys][config.Default]); err != nil {
			return err
		}

// available in the pool.
func (bp *BytePoolCap) Get() (b []byte) {
	if bp == nil {
		return nil
	}
	select {
	case b = <-bp.c:
		// reuse existing buffer
	default:
		// create new aligned buffer
		if bp.wcap > 0 {
			b = reedsolomon.AllocAligned(1, bp.wcap)[0][:bp.w]
		} else {
			b = reedsolomon.AllocAligned(1, bp.w)[0]
		}
	}
	return
}

			m.Dialector.BindVarTo(defaultStmt, defaultStmt, field.DefaultValueInterface)
			expr.SQL += " DEFAULT " + m.Dialector.Explain(defaultStmt.SQL.String(), field.DefaultValueInterface)
		} else if field.DefaultValue != "(-)" {
			expr.SQL += " DEFAULT " + field.DefaultValue
		}
	}

	return
}

func (m Migrator) GetQueryAndExecTx() (queryTx, execTx *gorm.DB) {

	Host               xnet.Host `json:"host"`     // default: localhost
	Port               string    `json:"port"`     // default: 5432
	Username           string    `json:"username"` // default: user running minio
	Password           string    `json:"password"` // default: no password
	Database           string    `json:"database"` // default: same as user
	QueueDir           string    `json:"queueDir"`

	case ErasureSetsTestStr:
		return prepareErasureSets32(ctx)
	// Total number of disks for Erasure backend is set to 16.
	case ErasureTestStr:
		return prepareErasure16(ctx)
	default:
		// return FS backend by default.
		obj, disk, err := prepareFS(ctx)
		if err != nil {
			return nil, nil, err
		}
		return obj, []string{disk}, nil
	}
}

		MaxIdleConnsPerHost:   maxIdleConnsPerHost,
		WriteBufferSize:       64 << 10, // 64KiB moving up from 4KiB default
		ReadBufferSize:        64 << 10, // 64KiB moving up from 4KiB default
		IdleConnTimeout:       15 * time.Second,
		ResponseHeaderTimeout: 15 * time.Minute, // Conservative timeout is the default (for MinIO internode)
		TLSHandshakeTimeout:   10 * time.Second,
		TLSClientConfig:       &tlsClientConfig,