<table class="table frame-all" id="term__table_frh_2r3_fkb"><caption></caption><colgroup><col style="width:34.602076124567475%"><col style="width:65.39792387543253%"></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="term__table_frh_2r3_fkb__entry__1">Concept</th> <th class="entry" id="term__table_frh_2r3_fkb__entry__2">Description</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "></td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "></td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Monitoring dashboard</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">You can configure the monitoring items of multiple instances on one monitoring dashboard according to your business monitoring requirements. It is convenient for O&M personnel to control business operation in real time.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Dashboard group</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">You can group customized monitoring dashboards, and there can be multiple monitoring dashboards in one group.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Monitoring object</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">A monitoring object is one that Argus monitors and collects performance indicators from, including hosts, applications, networks, storage, and containers.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Monitoring chart</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">A monitoring dashboard consists of multiple monitoring charts. The monitoring chart can be displayed by monitoring item or by instance.</p> <ul class="ul" id="term__ul_a3f_rcw_jkb"> <li class="li"><strong class="ph b">The perspective of metrics</strong>: each graph covers a metric. You can view the metric’s data change trend of multiple instances in the same graph. For example, if an application has deployed multiple ECS instances, you need to monitor their CPU usage rate. You can add a monitor graph from the perspective of metrics, so that the trend of CPU usage rate of multiple ECS instances over time can be seen in the same graph. <img class="image" id="term__d15e48" src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20201507091432-12335c9190c9.png" width="500"></li> <li class="li"><strong class="ph b">The perspective of <strong class="ph b">in</strong>stances</strong>: each graph covers an instance. You can view different metrics’ data change trend of the same instance in the same graph. For example, if you need to monitor the CPU usage rate, memory used percent, disk used percent and other indicators of an ECS instance, you can add a monitor graph from the perspective of an instance, so that you can view these three metrics’ data change trend of the instance in one graph at the same time.<img class="image" id="term__d15e57" src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20201507091432-1749a7819952.png" width="500"></li> </ul></td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Monitoring item</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">A monitoring item refers to a monitoring indicator for collection set by the user or by default, such as CPU usage, memory usage and disk load.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Tag</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">A tag offers additional information for a monitoring item (metric). For example, df.bytes.used (disk usage) requires two tags:</p> <ul class="ul" id="term__ul_ibv_fr3_fkb"> <li class="li"> mount: Mount point</li> <li class="li"> fstype: File system type</li> </ul> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Alarm level</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">According to the severity of alarms, we divided them into level P1 to P6 from high to low, a total of six levels.</p> <ul class="ul" id="term__ul_obv_fr3_fkb"> <li class="li">P1: Deadly alarms</li> <li class="li">P2: Slightly deadly alarms</li> <li class="li">P3: Severe alarms</li> <li class="li">P4: Serious alarms</li> <li class="li">P5: Alert alarms </li> <li class="li">P6: Caution alarms</li> </ul> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Alarm policy/rule</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">An alarm policy/rule describes an alarm condition. For example, if the CPU usage is over 90% for five consecutive minutes, a P3 alarm will be triggered, three times at most.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Alarm template</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">An alarm template contains the alarm rules and contact group information set for a type of monitoring objects. You can configure one or multiple alarm templates for relevant services based on your business demands.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Alarm contact</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">This item contains the information of the people who can receive the alarms and their contact information. For example, their names, phone numbers, and email addresses.</p> </td> </tr> <tr class="row"> <td class="entry" headers="term__table_frh_2r3_fkb__entry__1 "> <p class="p">Alarm contact group</p> </td> <td class="entry" headers="term__table_frh_2r3_fkb__entry__2 "> <p class="p">Group of alarm receivers. For example, it can be all those who are responsible for a business.</p> </td> </tr> </tbody></table>