Monitoring Metrics

Instance overview metrics

Cluster Information

Size and CPU architecture

String

-

Cluster Capacity

Total and used vertices and edges, and usage

≥ 0

Real-time

Cluster Node

Node type, available quantity, and total quantity

≥ 0

Real-time

Cluster Request Statistics

Number of waiting and running read and write requests on an instance

≥ 0

Real-time

Instance workload metrics

QPS

Number of requests processed by an instance per second

≥ 0

5 min

Resource consumption metrics of graph instances

Average CPU Usage

Average CPU usage of the active node

0%–100%

5 min

Memory Usage

Average memory usage of the active node

0%–100%

5 min

Disk Usage

Average disk usage of the active node

0%–100%

5 min

Disk I/O Usage

Average disk I/O usage of the active node

0%–100%

5 min

Network I/O Usage

Average network I/O usage of the active node

0%–100%

5 min

Overview

Node Name

Name of a node

String

-

CPU Usage (%)

CPU usage of a node

0%–100%

5 min

Memory Usage (%)

Memory usage of a node

0%–100%

5 min

Average Disk Usage (%)

Disk usage of a node

0%–100%

5 min

IP Address

Service IP address of a node

String

5 min

Disk I/O (KB/S)

Disk I/O of a node, in KB/s

≥ 0KB/s

5 min

TCP Protocol Stack Retransmission Rate (%)

Retransmission rate of TCP packets per unit time

0%–100%

5 min

Status

Status of a node

Running/Faulty

5 min

Disks

Node Name

Name of a node

String

5 min

Disk Name

Name of a disk on a node

String

5 min

Disk Capacity (GB)

Capacity of a disk on a node, in GB

≥ 0 GB

5 min

Disk Usage (%)

Disk usage of a node

0%–100%

5 min

Disk Read Rate (KB/S)

Disk read rate of a node, in KB/s

≥ 0KB/S

5 min

Disk Write Rate (KB/S)

Disk write rate of a node, in KB/s

≥ 0KB/S

5 min

I/O Wait Time (ms)

Average waiting time for each I/O request, in ms

≥ 0 ms

5 min

I/O Service Time (ms)

Average processing time for each I/O request, in ms

≥ 0 ms

5 min

I/O Usage (%)

Disk I/O usage of a host

0%–100%

5 min

Networks

Node Name

Name of a node

String

5 min

NIC Name

Name of the NIC on a node

String

5 min

NIC Status

NIC status

up/down

5 min

NIC Speed

Working rate of a NIC, in Mbit/s

≥ 0

5 min

Received Packets

Number of packets received by a NIC

≥ 0

5 min

Transmitted Packets

Number of packets transmitted by a NIC

≥ 0

5 min

Lost Received Packets

Number of lost packets received by a NIC

≥ 0

5 min

Receive Rate (KB/S)

Number of bytes received by a NIC per unit time, in KB/s

≥ 0KB/s

5 min

Transmit Rate (KB/S)

Number of bytes transmitted by a NIC per unit time, in KB/s

≥ 0KB/s

5 min

Performance

Cluster CPU Usage

Average CPU usage of the active node

0%–100%

5 min

Cluster Memory Usage

Average memory usage of the active node

0%–100%

5 min

Cluster Disk Usage

Average disk usage of the active node

0%–100%

5 min

Cluster Disk I/O

Average disk I/O of the active node

0%–100%

5 min

Cluster Network I/O

Average network I/O of the NIC of the active node

0%–100%

5 min

Tomcat Connection Usage

HTTP connection usage of the active node

0%–100%

5 min

Cluster Swap Disk Usage

Swap partition disk usage of the active node

0%–100%

5 min

JVM Heap Memory Usage

JVM heap memory usage of the active node

0%–100%

5 min

Read Requests in Running Queue

Number of running read requests on the current instance

≥ 0

5 min

Read Requests in Blocked Queue

Number of blocked read requests on the current instance

≥ 0

5 min

Real-Time Queries

Request ID

ID of the current query request

String

Real-time

Job Name

Name of the current query job

String

Real-time

Request Parameters

Request parameters for the current query

String

Real-time

Progress

Progress of the current query

0%–100%

Real-time

Blocking Duration (S)

Blocking duration of the current query, in seconds

≥ 0

Real-time

Started

Start time of the current query

String

Real-time

Ended

End time of the current query

String

Real-time

Running Duration

Running duration of the current query, in seconds

≥ 0

Real-time

Historical Queries

Job ID

ID of a historical query job

String

Real-time

Type

Type of a historical query job

String

Real-time

Original Request

Original request for a historical query

String

Real-time

Status

Status of a historical query job

String

Real-time

Progress

Execution progress of a historical query job

0%–100%

Real-time

Start Time

Start time of a historical query job

String

Real-time

End Time

End time of a historical query job

String

Real-time

Running Result

Execution results of a historical query job

String

Real-time