high availability and disaster recovery enhancements

... Microsoft SQL Server AlwaysOn Solutions Guide for High Availability and Disaster Recovery   iv    High Availability and Disaster Recovery Concepts  You can make the best selection of a database technology for a high availability and disaster recovery ... Microsoft SQL Server AlwaysOn Solutions Guide for High Availability and Disaster Recovery   3    For given RTO and RPO goals, the needed availability and recovery investments, combined with the  projected costs of downtime,can be expressed and justified as a function of time. During an actual  ... AlwaysOn is a new integrated, flexible, cost‐efficient high availability and disaster recovery solution.It  can provide data and hardware redundancy within and across datacenters, and improvesapplication  failover time to increase the availability of your mission‐critical applications.AlwaysOn provides flexibility ...

Ngày tải lên: 20/10/2014, 14:19

... and disaster recovery policy apart from the rest of the content 12 www.it-ebooks.info CHAPTER  STEERING AWAY FROM DISASTER • Good high availability and disaster recovery practices cost time and ... good high availability and disaster recovery practices is establishing who is accountable for what SharePoint ownership is fundamentally a collaborative process Creating good high availability and ... IT disasters • Why they happen • Key disaster recovery concepts: recovery time objective and recovery point objective • Key platform concepts: networks, the cloud, IaaS, and SaaS • Roles and...

Ngày tải lên: 01/08/2014, 16:03

... 1-50 1-56 High Availability Campus Recovery Analysis Design Guide ii EDCS-569061 High Availability Campus Recovery Analysis Introduction Both small and large enterprise campuses require a highly ... longer exists and the network depends on GLBP for default gateway recovery and depends on equal cost path recovery in the core for downstream traffic recovery High Availability Campus Recovery Analysis ... updates and OSPF floods link-state advertisements (LSAs) and runs Dijkstra calculations To minimize High Availability Campus Recovery Analysis 10 OL-15550-01 Layer Core Convergence—Results and Analysis...

Ngày tải lên: 18/10/2013, 18:15

... of high- availability services to offer its customers continuous availability to interconnect data centers and business sites The infrastructure included network synchronous data mirroring and ... between the optical network and the customer’s networks The architecture is comprised of base point-to-point and a highavailability network ring The service allows for various and unique data protocols ... hands-on understanding of simple to complex network environments PLANNING SERVICES MAINTENANCE SERVICES • Program and Project Management • Program and Project Management • Network Inventory and...

Ngày tải lên: 22/10/2013, 17:15

... Services These services provide the standard and direct input and output to and from objects, as well as other operations on objects themselves, such as create, delete, and truncate operations • Management ... providing significantly higher levels of efficiency The NSS Object Engine uses sophisticated and highly efficient mechanisms to manage the objects it stores, achieving high levels of performance, ... well as completely new storage interfaces and products Novell Cluster Services v1.6 is a server-clustering system you can use to ensure high availability and manageability of critical network resources,...

Ngày tải lên: 09/12/2013, 17:15

... of high availability (HA) and describes the Oracle features that can be used to achieve high availability Chapter 1, "Overview of High Availability" This chapter defines high availability and ... Database High Availability Architecture and Best Practices Part II Oracle Database High Availability Features, Architectures, and Policies This part highlights Oracle Database high availability ... downtime and two or more standby databases in other locations for use in disaster recovery Data Guard provides the following benefits: ■ Disaster recovery, data protection and high availability...

Ngày tải lên: 10/12/2013, 13:15

... ✦ Availability Management ✦ Using the techniques and procedures discussed previously, establish backuprestore procedures for systems and system-states, data and data recovery, and archiving and ... both full and modified, and current and past files of your data, and that it is safe to destroy the data on the scratch media It is important to fully understand the concept of save and scratch ... stick with the likes of ARCserve for enterprise-wide disaster recovery and data protection Before we get into the highs and lows of backup and restore, let’s first look at the limitations of the...

Ngày tải lên: 21/12/2013, 05:18

... HT01.nhatnghe.com) (trên CA01.nhatnghe.com) (trên MB01.nhatnghe.com) Exchange Server 2010 – Virtualization and High Availability TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI VIỆT ... Manager  Nhấn phải vào Features  Chọn Add Features Exchange Server 2010 – Virtualization and High Availability TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI VIỆT ... bắt đầu cài đặt Nhấn Close để kết thúc trình cài đặt Exchange Server 2010 – Virtualization and High Availability TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI VIỆT...

Ngày tải lên: 14/03/2014, 14:22

... of high availability (HA) and describes the Oracle features that can be used to achieve high availability Chapter 1, "Overview of High Availability" This chapter defines high availability and ... Database High Availability Architecture and Best Practices Part II Oracle Database High Availability Features, Architectures, and Policies This part highlights Oracle Database high availability ... downtime and two or more standby databases in other locations for use in disaster recovery Data Guard provides the following benefits: ■ Disaster recovery, data protection and high availability...

Ngày tải lên: 17/03/2014, 00:20

... resigning Disaster Recovery Plan (476) Disaster Recovery Planning deals with trying to prepare for a disaster in order to minimize the effects and as such the loss • Spells out the required actions and ... for a disaster its IMPERATIVE you determine what places are single points of failure for your business process Implement the solutions to make these high availability, using redundancy and fault ... backup every day, and I lose my data on Wednesday morning What tapes would I need to restore, what is the restoration order? • If I a full backup on Sunday and incremental mon-sat, and my system...

Ngày tải lên: 29/03/2014, 14:20

... xxxi xxxii     Oracle Database 11g Release High Availability ■■ Disaster Planning and Recovery Expanding availability beyond the data center ■■ Enhancing Availability with Additional Features  Grid ... implement it, and who is requesting it After all, how high is high? To many end users and management types, High Availability really means the same thing as “always available,” period—no ifs, ands, ... Community is the strongest and most vibrant community of technologists within Oracle, thanks to the great minds who strive to work with and know and understand Oracle’s RAC and Clusterware technology...

Ngày tải lên: 31/05/2014, 01:09

... with excess sludge reduction and phosphorus recovery, Water Res., 39(5), 902-910 Soejima K., Oki, K., Terada, A., Tsuneda, S and Hirata, A (2006) Effects of acetate and nitrite addition on fraction ... by a mixing pump that mixed gas and liquid at high speed (Chu et al 2008) In another system, phosphorus accumulated in excess sludge is solubilized by ozonation, and then the solubilized phosphorus ... combined with sludge reduction by ozonation and phosphorus recovery by phosphorus adsorbent (Suzuki et al., 2006) (Fig 1A) In that system, nitrogen and phosphorus were removed effectively without...

Ngày tải lên: 05/09/2013, 09:38

... Boarding High School and some Suggested Solutions with the hope to make a small contribution to the quality of teaching and learning speaking skills at Son La Ethnic Boarding High School Aims and ... Ethnic Boarding High School..15 2.1.4 The current situation of English teaching and learning at SEBH 15 2.1.4.1 The materials of teaching and learning .15 2.1.4.2 The teaching and learning English ... not only at all universities and colleges, but also at almost every senior high school and it is considered as a compulsory subject at secondary school To meet the demand of learners of English,...

Ngày tải lên: 07/09/2013, 13:06

... resources Understanding backup and recovery options Archiving redo log files and hot backups Using Recovery Manager (RMAN) to perform backup and recovery operations Creating and managing standby database ... Certification Understanding RDBMS concepts Writing queries and manipulating data Creating and managing users and database objects Understanding PL/SQL programming and constructs Understanding Oracle ... insert and National Language Support Part Two: Oracle8i DBA Backup & Recovery Chapter 10 starts with an overview of the backup and recovery process and configurations Chapter 11 discusses the recovery...

Ngày tải lên: 16/10/2013, 13:15

... buying a batch of low-cost standard servers and is much more cost-effective In addition to handling an increased load, additional servers can support high availability and other business requirements ... rows affected (0.00 sec) Conclusion High availability is a nontrivial concept to implement in practice In this chapter, we presented a look into high availability and how you can achieve it with ... not yet sent to the standby We will cover how to handle the recovery of the master in this case separately If the standby is behind one of the slaves, you shouldn’t use the standby as the new master,...

Ngày tải lên: 17/10/2013, 22:15

... Trong Introduction Next Trong License Agreement Next Exchange Server 2010 – Virtualization and High Availability 119 TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI ... Customer Experience… chọn I don’t wish to join … Next Exchange Server 2010 – Virtualization and High Availability 121 TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI ... mở EMS nhập lệnh sau: Kiểm tra file tạo c:\Edge02.xml Exchange Server 2010 – Virtualization and High Availability 123 TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI...

Ngày tải lên: 19/10/2013, 01:20

... Mở Server Manager Phải chuột Features Add Features Exchange Server 2010 – Virtualization and High Availability 103 TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI ... Khai báo Host Ca01.nhatnghe.com Connect Chọn Lan Next Exchange Server 2010 – Virtualization and High Availability 105 TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI ... Mask:255.255.255.0 OK Trong Cluster IP Address Next Exchange Server 2010 – Virtualization and High Availability 107 TRUNG TÂM ĐÀO TẠO MẠNG MÁY TÍNH NHẤT NGHỆ ĐỐI TÁC ĐÀO TẠO CỦA MICROSOFT TẠI...

Ngày tải lên: 19/10/2013, 01:20

... Database Availability Group Phải chuột New Database Availability Group Trong “New Database Availability Group”Khai báo thông tin hìnhNew Exchange Server 2010 – Virtualization and High Availability ... Shell Nhập lệnh sau: “Set-DatabaseAvailabilityGroup NhatNgheDAG –DatabaseAvailabilityGroupAddress 192.168.1.100” Exchange Server 2010 – Virtualization and High Availability 85 TRUNG TÂM ĐÀO TẠO ... www.nhatnghe.com Trong “Manage Database Availability Group Membership”Click Add Trong “Select Mailbox server”Chọn MB01,MB02OK Exchange Server 2010 – Virtualization and High Availability 83 TRUNG TÂM ĐÀO...

Ngày tải lên: 19/10/2013, 01:20

... explicitly using the START SLAVE command and stop them explicitly with the STOP SLAVE command These commands control the slave threads and can be used to stop and start the I/O thread or SQL thread ... functions commit _and_ sync and start_trans together with the three support functions, fetch_master_pos, wait_for_pos, and sync_with_master The commit _and_ sync function commits a transaction and waits ... are handled Example 5-16 Using the start_trans and commit _and_ sync functions require_once './database.inc'; start_trans($master); $master->query('INSERT INTO t1 SELECT 2*a FROM t1'); commit _and_ sync($master,...

Ngày tải lên: 20/10/2013, 17:15

... commands we’ve discussed, and grouped statistical reporting commands, Linux and Unix offer additional commands that give you more general information about your system These include commands ... (%wa); and even the percentage of time spent handling hardware and software interrupts Also included are the amount of memory and swap space available, how much is being used, how much is free, and ... command The iostat command gives you different sets of information about your system, including statistics about CPU time, device I/O, and even partitions and network filesystems (NFS) The command...

Ngày tải lên: 20/10/2013, 17:15