Contrary to popular belief, implementing flash or more DRAM on a system won't increase cache memory. This can be confusing since the termsmemory caching(hard disk buffering) andcache memoryare often used interchangeably. Memory caching, using DRAM or flash to buffer disk reads, is meant to imp...
7. Buffer vs. Cache Although both the buffer and the cache serve a similar purpose of temporary memory storage, they aren’t the same. We use buffers when there’s a mismatch between the rates at which we generate and process data. On the other hand, the purpose of a cache is to sto...
NTSTATUSTriggerArbitraryWrite(_In_PWRITE_WHAT_WHEREUserWriteWhatWhere){PULONG_PTRWhat=NULL;PULONG_PTRWhere=NULL;NTSTATUSStatus=STATUS_SUCCESS;PAGED_CODE();__try{// // Verify if the buffer resides in user mode // ProbeForRead((PVOID)UserWriteWhatWhere, sizeof(WRITE_WHAT_WHERE), (ULONG)__align...
One of the many things you can do in the bootloader mode is to unlock the bootloader. On many Android phones, you will find that the bootloader comes locked by default. This is actually to prevent third-party files from being flashed on your device. However, if you are sure what you ar...
Software-based RAID is provided by several modern OSes. It is implemented in a number of ways: As a component of thefile system. As a layer that abstracts devices as a single virtual device. As a layer that sits above any file system. ...
However, if there was a DNS change for the website’s domain, your local DNS cache may store outdated information. This may result in the “502 Bad Gateway” error. This is why it is recommended to clear your local DNS cache. Depending on your OS (operating system), the process varies...
Whenever a user conducts a factory reset on the device, the FRP lock is instantly enabled. By doing this, even if the gadget ends up in the wrong hands, it will still be secured against illegal access.Remote ControlThrough the use of their Google account, the device’s owner can manually...
When you are sizing your servers, you always need to plan for maximum usage… and then leave a little buffer overhead for those extra special days…like when all the users return from Christmas break).Estimate how many disks you need for a new server, based on past user b...
“What cache hit rate is good for optimal MySQL Performance” is typical question I’m asked. It could by MyISAM key_buffer or Innodb innodb_buffer_pool it does not really matter. In both cases trying to come up with constant “good” hit rate is looking for trouble. Well of course yo...
Microsoft Teams does not launch on Server 2019 due to reparse point behavior specific to this OS. TheLocalCachefolder created for Teams is a reparse point with a specific tag. [UNI-91177] In the vSphere Connector UI, the template and folder fields are cleared when the connection information ...