We rounded up the best social media marketing campaigns in 2017 Each campaign had a unique strategy, and we provide stepbystep examples to replicate it. Eng. Dependant on where you purchased your Action Replay DSi it may include a software disc containing the Code Manager PC software application and USB drivers. Exchange Server Log File Replay. In my previous article, Exchange Database Technologies, I discussed the underlying database technology in Exchange Server, the Extensible Storage Engine or ESE. One of the most important points in that article was that all changes to the Exchange Server database go through the log files. In video games. Lara Croft primarily appears in the Tomb Raider video game series published by Square Enix Europe previously Eidos Interactive. The actionadventure. Exchange Server stores information in a database and uses log files for transactional processing. To restore, defragment or repair a database, the ESEUTIL tool is. If youve lost the Action Replay Code Manager disc that came with your Action Replay, use the links below to download an installer for the latest version of the. NzNM5qVUZbw/0.jpg' alt='Action Replay Code Manager' title='Action Replay Code Manager' />This is done for recovery purposes. Lets look at the log files, and the replay of log files in case of a recovery scenarioCreation of the database. After you create a Storage Group in the Exchange Management Console, we have an empty directory on disk. The only thing that actually happens is setting a property for the Storage Group in Active Directory, so no log files have been created yet. When a database is created in the Exchange Management Console there is still an empty directory on the disk. Again, the only thing that happened is setting a property in Active Directory. When the database is actually mounted, these things will happen on disk Active Directory is checked for the location of the log files. When no log files are found a new set of log files is created with an l. Generation number of 1 Active Directory is checked for the location of the database Since this is an initial mounting a new database is created At this point log files, a database file and a checkpoint file have been created and the Exchange Servers database is ready to use. Tip. In the old Backoffice 4. This MAPI utility was very useful to send a massive amount of messages in a short timeframe. Using mailstorm it is possible to see the creation of log files. Unfortunately mailstorm doesnt work with Exchange Server 2. Power. Shell script available having the same functionality. Using this script a variety of of predefined messages can be sent to your Exchange Server 2. Create a user account in Active Directory and create a mailbox using the Exchange Management Console. Log on to the mailbox and start sending messages until you have a couple of messages and a couple of log files. What happens when the database file is lost If we have all the log files still available it should be possible to retrieve all information. Remember what I wrote in my previous article everything is logged in the log files, even the creation of database filesIf you dismount the database, delete the database file mailbox database. Figure  1. Error message when a mailbox database appears to be missing. In my humble opinion, the yellow exclamation mark should be replaced with a very large red X since this is a very important message. When you click Yes a new mailbox will be created in the same location as the old database. This is a completely new database. Although it has the same name mailbox database. Exchange Server uses to link databases and log files file together. Recovery of old log files will not result in information being replayed into the database because it is another database in this scenario. And remember, since all information is logged into the log file the creation of this new database is also logged. Anime Face Maker 1.0 there. Choose No, and then delete the checkpoint file E0. No error message is raised and the database is mounted. Even better, when you log on to your test mailbox you will see that no information is lost either This is what happens when you do click Yes during the mount process Exchange Server cannot find the database file and it cannot find the checkpoint file. Therefore it starts to recover all information by replaying the available log files. It starts with the oldest log file E0. All information in the other log files is replayed into this database until it reaches the end of the last log file E0. The database is mounted and ready to use. When Exchange Server cannot find the database file but it does find the checkpoint file it will not replay the log files. It starts at the end of the last log file E0. How can you tell which files belong together Dismount the Exchange Servers database, open a command prompt in the databases directory and check the header information using the ESEUTIL tool. You will find the following information 1. K sg. 1 eseutilmhmailboxdatabase. Extensible. Storage. Engine. Utilitiesfor. MicrosoftRExchange. Server. Version. 08. Copyright CMicrosoft. Corporation. All. Rights. Reserved. Initiating. FILEDUMPmode. Database mailboxdatabase. DBSignature Createtime 0. Rand 4. 41. 65. 18. Computer   Log. Signature Createtime 0. Rand 4. 41. 26. 88. Computer Operationcompletedsuccessfullyin. K sg. 1 When you check the header information of the log files with the ESEUTIL tool you will find corresponding information L sg. Extensible. Storage. Engine. Utilitiesfor. MicrosoftRExchange. Server. Version. 08. Copyright CMicrosoft. Corporation. All. Rights. Reserved. Signature Createtime 0. Rand 4. 41. 26. 88. Computer     1k sg. Mailbox. Database. Signature Createtime 0. Rand 4. 41. 65. 18. Computer Operationcompletedsuccessfullyin. L sg. 1 Note both screen outputs have been edited for readability. As you can see both the log file signature and the database signature match, so these files belong together. When you accidentally create a new mailbox you will find other information in the database header L sg. Extensible. Storage. Engine. Utilitiesfor. MicrosoftRExchange. Server. Version. 08. Copyright CMicrosoft. Corporation. All. Rights. Reserved. Signature Createtime 0. Rand 4. 41. 26. 88. Computer     1k sg. Mailbox. Database. Signature Createtime 0. Rand 9. 63. 59. 3Computer Operationcompletedsuccessfullyin. L sg. 1 As you can see the log signature hasnt changed still the same set of log files but the database has a new signature, meaning that although the database has the same name and it is in the same location it is a new database Key take a way the checkpoint file determines if log files are replayed and where log file replay will start and therefore what happens during the mounting process. Offline backups. You can create backups by copying the database files to a safe location. The steps to do so are Dismount the database meaning it is not availableCopy the database file to a safe location. Mount the database. Perform a consistency check on the database copy. If everything is ok, delete the log files. The first three steps do not need any further explanation. But what log files can you safely delete When dismounting the database all information in the log files that is not yet committed to the database is flushed to the database file. When all data is flushed the files are closed. You can check in the database header information when the database was dismounted by looking at the last detach information. Also check that the database is in a clean shutdown and does not need any log files for mounting. K sg. 1 eseutilmhmailboxdatabase. Extensible. Storage. Engine. Utilitiesfor. MicrosoftRExchange. Server. Version. 08. Copyright CMicrosoft. Corporation. All. Rights. Reserved. State Clean. Shutdown    Log. Required 0 0 0x. Log. Committed 0 0 0x. Last. Detach 0x. Operationcompletedsuccessfullyin. K sg. 1 So in this specific scenario, all log file older than E0. All information in these log files is flushed to the database. Why not log file E0. There can be information logged in the log file in this same log file beyond this point after mounting the database again. The offline copy of the database has also been checked for consistency. Component Reference. Test Plan. The Test Plan is where the overall settings for a test are specified. Static variables can be defined for values that are repeated throughout a test, such as server names. For example the variable SERVER could be defined as www. SERVER. This simplifies changing the name later. If the same variable name is reused on one of more. User Defined Variables Configuration elements. Such variables should be used for items that may change between test runs. Note that the Test Plan cannot refer to variables it defines. If you need to construct other variables from the Test Plan variables. User Defined Variables test element. Selecting Functional Testing instructs JMeter to save the additional sample information. Response Data and Sampler Data to all result files. This increases the resources needed to run a test, and may adversely impact JMeter performance. If more data is required for a particular sampler only, then add a Listener to it, and configure the fields as required. The option does not affect CSV result files, which cannot currently store such information. Also, an option exists here to instruct JMeter to run the Thread Group serially rather than in parallel. Run tear. Down Thread Groups after shutdown of main threads. Down groups if any will be run after graceful shutdown of the main threads. The tear. Down threads wont be run if the test is forcibly stopped. Test plan now provides an easy way to add classpath setting to a specific test plan. The feature is additive, meaning that you can add jar files or directories. JMeter. Note that this cannot be used to add JMeter GUI plugins, because they are processed earlier. However it can be useful for utility jars such as JDBC drivers. The jars are only added to. JMeter loader, not for the system class loader. JMeter properties also provides an entry for loading additional classpaths. In jmeter. properties, edit user. See JMeters Classpath and. Configuring JMeter for details. Thread GroupA Thread Group defines a pool of users that will execute a particular test case against your server. In the Thread Group GUI, you can control the number of users simulated number of threads, the ramp up time how long it takes to start all the threads, the number of times to perform the test, and optionally, a start and stop time for the test. See also tear. Down Thread Group and set. Up Thread Group. When using the scheduler, JMeter runs the thread group until either the number of loops is reached or the durationend time is reached whichever occurs first. Note that the condition is only checked between samples when the end condition is reached, that thread will stop. JMeter does not interrupt samplers which are waiting for a response, so the end time may be delayed arbitrarily. Since JMeter 3. 0, you can run a selection of Thread Group by selecting them and right clicking. A popup menu will appear. Popup menu to start a selection of Thread Groups. Notice you have 3 options to run the selection of Thread Groups. Start Start the selected thread groups only. Start no pauses Start the selected thread groups only but without running the timers. Validate Start the selected thread groups only using validation mode. Per default this runs the Thread Group in validation mode see belowValidation Mode. This mode enables rapid validation of a Thread Group by running it with 1 thread, 1 iteration, no timers and no Startup delay set to 0. Behaviour can be modified with some properties by setting in user. Number of threads to use to validate a Thread Group, by default 1testplanvalidation. Ignore timers when validating the thread group of plan, by default 1testplanvalidation. Number of iterations to use to validate a Thread Grouptestplanvalidation. Wether to force Throughput Controller in percentage mode to run as if percentage was 1. Defaults to false. Parameters. Attribute. Description. Required. Name. Descriptive name for this element that is shown in the tree. Action to be taken after a Sampler error. Determines what happens if a sampler error occurs, either because the sample itself failed or an assertion failed. The possible choices are. Continue ignore the error and continue with the test. Start Next Loop ignore the error, start next loop and continue with the test. Stop Thread current thread exits. Stop Test the entire test is stopped at the end of any current samples. Stop Test Now the entire test is stopped abruptly. Any current samplers are interrupted if possible. Number of Threads. Number of users to simulate. Yes. Ramp up Period. How long JMeter should take to get all the threads started. If there are 1. 0 threads and a ramp up time of 1. Yes. Loop Count. Number of times to perform the test case. Alternatively, forever can be selected causing the test to run until manually stopped. Yes, unless forever is selected. Delay Thread creation until needed. If selected, threads are created only when the appropriate proportion of the ramp up time has elapsed. This is most appropriate for tests with a ramp up time that is significantly longer than the time to execute a single thread. I. e. where earlier threads finish before later ones start. If not selected, all threads are created when the test starts they then pause for the appropriate proportion of the ramp up time. This is the original default, and is appropriate for tests where threads are active throughout most of the test. Yes. Scheduler. If selected, enables the scheduler. Yes. Start Time. If the scheduler checkbox is selected, one can choose an absolute start time. When you start your test, JMeter will wait until the specified start time to begin testing. Note the Startup Delay field over rides this see below. No. End Time. If the scheduler checkbox is selected, one can choose an absolute end time. When you start your test, JMeter will wait until the specified start time to begin testing, and it will stop at the specified end time. Note the Duration field over rides this see below. No. Duration seconds. If the scheduler checkbox is selected, one can choose a relative end time. JMeter will use this to calculate the End Time, and ignore the End Time value. No. Startup delay seconds. If the scheduler checkbox is selected, one can choose a relative startup delay. JMeter will use this to calculate the Start Time, and ignore the Start Time value. No. Work. BenchThe Work. Bench simply provides a place to temporarily store test elements while not in use, for copypaste purposes, or any other purpose you desire. When you save your test plan, Work. Bench items are not saved with it by default unless you check Save Workbench option. Your Work. Bench can be saved independently, if you like right click on Work. Bench and choose Save. Certain test elements are only available on the Work. Bench. Parameters. Attribute. Description. Required. Save Work. Bench. Allow to save the Work. Benchs elements into the JMX file. No. SSL Manager. The SSL Manager is a way to select a client certificate so that you can test. Public Key Infrastructure PKI. It is only needed if you have not set up the appropriate System properties. Choosing a Client Certificate. You may either use a Java Key Store JKS format key store, or a Public Key. Certificate Standard 1. PKCS1. 2 file for your client certificates. There. is a feature of the JSSE libraries that require you to have at least a six character. To select the client certificate, choose from the menu bar. You will be presented with a file finder that looks for PKCS1.