nsca book

With more than one NAT environment in the recent project, it is not very convenient to notify contact management if it is not ideal to deploy a complete set of Nagios (Nagios-core+apache+php+pnp4nagios) in each NAT, Then we'll start deploying Nagios distributed monitoring together. Main Nagios Center Service deployment I. Installation of Nagios This step is skipped, specifically unclear can refer to a key script: http://www.sijitao.net/scripts Second, install

Icinga uses NSCA to monitor remote Linux servers. Because the HTTP service is a public service, you do not need to install the agent on a remote machine. 131 of local resources, such as disks and CPUs, need to install a software. Icinga provides two modes: active check (server. 111 polling. 131). This efficiency is not recommended. Another mode, passive check, is waiting for the remote agent to send messages. The combination of

There have been a lot of good summaries about Nrpe's way online, and I'm now talking about how we use NSCA to get the resource usage information for the monitored nodes we need in our system.Let's talk about the basic configuration of the Nagios server side:1. Nagios Web GUI access configuration, the system is using the recommended configuration in Nagios core, access to the Nagios web via Apache httpd, when installing Nagios will automatically find t

referenceBandwidth[1399532517] Process_service_check_result; 192.168.0.6; bandwidth_status_eth1;0; STATISTICS OK:-The traffic in was 0.8Kbps, out was 0.53Kbps, Total is 1.33kbps.| In=0.8kbps;;;0;0 Out=0.53kbps;;;0;0 Total=1.33kbps;;;0;0The bandwidth is similar to the CPU by calculating the/proc/net/dev's Tx,rx and Total's numerical difference over time by dividing the time interval to get the throughput.JVM Heap[1399533015] process_service_check_result; 192.168.0.6; heap_status;0;ok:used heap p

Book inventory plays an important key business data for warehouse management operations in books. Development at any age now promotes blood circulation in books, book types and update speed are just as fast rising.In order to ensure a foothold in the book industry, to ensure the correct purchase and inventory control and delivery. In order to avoid the backlog of

Gitbook set up local book 1, do not login, click Do this later2, click New book–> Enter book name –>confirm3, the path of the book4. Book Display5, Release6, import others book error and introduction7, related documents ———————————————————————- 1, do not login, click Do thi

First put a picture, this is the end of the road book display effect 1, demand--2, solutions--3, implementation Method--4, subsequent expansion 1. Demand Demand is probably like, to achieve the progress of the book play, you can forward back, pause, when the mouse hover trolley display location information (callout) Subsequent (playback speed modification) 2, solve the idea The original idea: I threw a bu

When you use Word2007 to edit and format Word documents, you sometimes need to print a Word document, such as a job seeker's resume, a personal collection of documents, into a booklet in a book format. Using Word2007 to provide "book folding" features, it is easy for users to achieve this (this tutorial is also applicable in Word2003), the following steps are described: Step 1th, open the Word2007 document

The http://blog.3snews.net/space.php?uid=16796do=blogid=22870 of Jiang waves1984 Turing Award winner, the inventor of the Pascal language, Professor Niklaus Wirth, has given the program a classic definition of "program = algorithm + data structure", sharply. In my opinion, the algorithm and the data structure are like the methodology and epistemology in philosophy, the former clarifies the idea of solving a problem, and the latter provides the object of solving the problem.The term "algorithm" d

1, the installation of micro-letter phone book, open micro-letter phone book, due to the first use, need to bind mobile phone number. (Enter the verification code) 2, then entered the Dial-up interface, where you can call can also add contacts, dial the T9 button, with Search contact function: 3, we will find that the call record was placed on a separate page, the use of QQ address

Add Address Book Buddy criteria The relatively simple condition is that we can let micro-blog access to their mobile phone records of the right to. Micro Blog add Address Book Buddy method 1. Open the phone side Sina Weibo, click "My"-"Add friends" open access, the effect is as follows 2. Then there is a sweeping sweep, and "Address Book Friends" We click o

Many people respond, buy Books Online, if you can turn to look at, even if it is a few pages of the good. Because they are afraid to buy back, not what they need. Of course, you can also go to the book review, but the review is just someone else's subjective judgment. Is there anything that can objectively reflect the quality of the content of the book in the end what kind of product? Read what

IOS Address Book programming, listening for system address book changes, and ios address book Listen for address book changes The client code must be implemented as follows: /* Remove the registration function */-(void) dealloc {ABAddressBookUnregisterExternalChangeCallback (_ addressBook, ContactsChangeCallback, nil)

1-Problem descriptionGrab the watercress "new Book Express"[1] page book information (including title, author, profile, url) and redirect the results to a txt text file. 2-Thinking analysis [2]STEP1 reading HTMLSTEP2 XPath traversal elements and attributes 3-Using toolsPython,lxml module, requests module 4-Program Implementation1 #-*-coding:utf-8-*-2 fromlxmlImportHTML3 ImportRequests4 5

Print book--word 2007 book Typesetting Complete Manual (10) After the above series of operations, the editing and typesetting of books has been basically completed, now it is necessary to print the book. Word 2007 printing is very powerful, you can preview the printing effect before printing, you can print double-sided, you can specify the print range, you can s

I usually like reading, so I made a catalogue of books, and recorded the list of books I read:This is a XSLX file. The following code, query each of the above books, and download the book cover. What needs to be stated are:1. Query the platform of the book is a watercress reading2. The Chinese name of the book is embedded directly in the request link, because it

1 we log on the computer "ICloud" (this requires an Apple ID Oh, if not can register an Apple ID: Recommended reading: Apple ID registration method diagram) 2 OK, we can use the Apple ID login, after login, we click "ICloud" to select "Address Book" 3 then we open in the "Address book" We find the "Settings" button, in the lower right solution. 4 OK now I want to click "Select All" all corresponden

How to not let the address book friends see themselves 1, we open "Mo Mo" and then click "Settings" then we in social and binding information in the "mobile" can be opened into 2, then we found in the mobile phone "rights Management"-"contact" and then found "Mo mo." How does the stranger close the Address book 1, we click on the phone "Mo Mo" into the "settings" open to enter. 2, and then in the

1 mobile phone does not have this function we only use a third-party tool, we in the App store to download a QQ Address book software installed in the Apple 5s phone. 2 and then we enter the "QQ Address Book"-"Contact" and then in the QQ address Book will see you the contact person in the Apple phone, we again click on the "..." Menu bar 3 after the open "m

Introduction, in fact, this call is not required to charge is free phone, but the need for traffic costs, this is not a micro-letter phone book collection and your operator to collect your money, Micro-letter Phone book in the 2G/3G/4G Network for a minute to consume about 300K of traffic; less than 1k/hours are consumed during the time; After successful registration, the first automatic backup of the cont