io.druid.java.util.metrics.cgroups

Class ProcCgroupDiscoverer

java.lang.Object

io.druid.java.util.metrics.cgroups.ProcCgroupDiscoverer

All Implemented Interfaces:

CgroupDiscoverer

public class ProcCgroupDiscoverer
extends Object
implements CgroupDiscoverer

Constructor Summary

Constructors

Constructor and Description
ProcCgroupDiscoverer(Path procDir) Create a proc discovery mechanism based on a `/proc` directory.

Method Summary

Modifier and Type	Method and Description
Path	discover(String cgroup) Returns a path for a specific cgroup.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ProcCgroupDiscoverer

public ProcCgroupDiscoverer(Path procDir)

Create a proc discovery mechanism based on a `/proc` directory.

Parameters:

procDir - The directory under proc. This is usually `/proc/self` or `/proc/#pid`

Method Detail

discover

public Path discover(String cgroup)

Description copied from interface: CgroupDiscoverer

Returns a path for a specific cgroup. This path should contain the interesting cgroup files without further traversing needed.

Specified by:

discover in interface CgroupDiscoverer

Parameters:

cgroup - The cgroup

Returns:

The path that contains that cgroup's interesting bits.