Database Replication with Oracle 11G Streams

Oracle Streams

16 September 2019   0 Comment

Starting from Oracle HA (High Availability) products, Oracle Dataguard, RAC and RMAN are the most commonly used products. Oracle Streams emerges as a replication product, but mainly uses Oracle Logical Standby technology. Oracle Streams generally consists of three different processes called Apply, Propagate and Capture. Apply is the process that runs the LCR records in […]

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What is Zend OpCache?

15 September 2019   0 Comment

It is a low level cache mechanism used by Zend to reduce CPU usage on each request through the intermediate code generated by the standard Zend runtime compiler in the Zend Optimizer. A product that improves for faster operation. If you are using php 5.5 on your server and you have not turned it off, […]

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Linux Copy on – Write (COW) Dirty COW CVE-2016-5195

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First of all, Hello to everyone, I have not been writing for a long time, I wanted to return with remarkable information. Dirty Cow is known as a privilege-escalation error. Dirty Cow was named after the research of the Red Hat firm because of the copy-on-write (COW) mechanism in the Linux Kernel mechanism. ). in […]

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