Creates new RRDUpdater instance

# RRDUpdater::__construct

(PECL rrd >= 0.9.0)

RRDUpdater::__construct — Creates new RRDUpdater instance

### Description

public RRDUpdater::__construct(string `$path`)

Creates new RRDUpdater instance. This instance is responsible for updating the RRD database file.

### Parameters

`path`
  Filesystem path for RRD database file, which will be updated.

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