博文

Environmental Monitoring

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  Introduction Environmental monitoring is a tool to assess environmental conditions and trends, support policy development and its implementation, and develop information for reporting to national policymakers, international forums and the public.   Over the past decade, only a few countries of Europe and Central Asia have been able to maintain existing monitoring activities. The monitoring of urban air pollution — an important human health risk — is poor in many cities of the subregion. Solid and hazardous waste monitoring is weak and industrial emissions are also not well monitored, reducing the effectiveness of policy instruments such as emissions charges and fines. Monitoring of transboundary air pollution also needs strengthening. Moreover, many European and Central Asian countries lack uniform national methodologies across different monitoring areas, and their classification systems are often incompatible with international standards.   At the Fifth Environment for...

What Is the Difference between PDU And IPDU?

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  The power distribution unit (PDU) is a key aspect of power management in a data center. In addition to your UPS, CRAC, distribution frames, and other equipment in your data center, they also help ensure reliable power supply for your servers. When a data center was still called a data room, a conventional PDU was sufficient to meet most power distribution requirements. However, as data centers become more complex and dense, data center managers find themselves needing to update  modern data center environment designs , as well as more powerful power solutions. This is why IPDU were invented. With the global IPDU market expected to reach $2.01 billion by 2023, it is clear that more enterprises are adopting IPDU in their data centers. Here are some significant differences between PDU and IPDU and why modern data centers are turning to IPDU to power their devices:   What are the main differences between PDU and IPDU? The biggest difference between PDU and IP...

SNMP Monitoring and Management

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    As a managed services provider (MSP), you need fast, remote access to your customers' networks and accurate insights into their infrastructure—enter  Simple Network Management Protocol (SNMP) . SNMP is one of the most common network monitoring protocols in existence today. But what is SNMP monitoring? SNMP monitoring helps MSPs manage customer servers, as well as a slew of network hardware including modems, routers, access points, switches, and even printers. With the right SNMP monitoring tool in-hand, MSPs can gain in-depth network and bandwidth metrics—data that is integral to the health, security, and overall performance of their customers' networks.   SNMP Key Concepts and Terms We know SNMP stands for Simple Network Management Protocol, but there are several more acronyms and terms to get acquainted with before we address how SNMP works, and why it's so valuable. Here are the top four terms to know: •  Object Identifiers (OID): An OID is a gr...

The Necessity And Suggestion Of UPS Battery Maintenance(1)

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  With market demand, UPS has been widely used in various industries, and batteries have become the power supply guarantee for uninterrupted power supply systems. A UPS without a battery can only be called a stable frequency power supply. When the utility power source is abnormal, the battery converts chemical energy into electric energy, and the inverter converts the AC power source into a load through the inverter, thereby ensuring the uninterrupted continuous operation of the load. Valve-regulated, maintenance-free sealed lead-acid batteries are widely used in large, medium and small UPS, accounting for 1/4 ~ 1/2 of the total cost of UPS. According to the survey, the life of a battery in normal use is generally about 5 years, and about 50% of UPS failures at the end of use are related to the battery. Battery failure is mainly manifested as the single battery backward or low battery floating voltage, short backup time (insufficient capacity), and the UPS that needs battery startu...

Data center effected by COVID-19

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  COVID-19, in particular has re-shaped the data center industry. " The increase in remote working due to COVID-19 reinforced the importance and reliability of data centers and the networks that support them ," according to the report. Information technology has evolved from supporting the business, to being the business, the siloed business model of the past no longer works for modern data centers.  Today's customers needs and demands are also changing.  Downtime in today's digitally driven business climate can be costly for data centers and their customers. Often, according to the white paper, downtime is cause by simple mistakes like a lack of network documentation, limited information on network configurations, and lack of visibility into performance. For data center customers, those mistakes can translate into lost employees, missed opportunities, and loss of revenue. In some situations, downtime could even mean the loss of a customer's business. The report c...

Does water leakage happen sometimes in server room? Expert teaches you how to work it out.

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  When you are working on the server room, you do not notice CRAC water leakage until power off by accident. You are worried about and do not know how to prevent after dealing with it. Facing more and more water leakage accidents, what measures should we take to work it out? In order to protect server room well, monitoring system has to be one part of it. For the whole power and environment ecology in the data center server room, the best solution to ensure safe operation is to deploy and install power and environment monitoring system, because it can real-time monitor running status and parameters of all kinds of devices. Besides, it can integrated monitor and manage include UPS for emergent power and batteries, CRAC, power distribution, generators, etc. Unified inspection standards for the server room, to real-time monitor such as temperature and humidity, water leakage status and concentration of toxic gas, to ensure server room running normally and safely. When the equipment is...