The dcli utility facilitates centralized management across an oracle exadata system software realm dcli automates the execution of cellcli commands on a set of cells and returns the output to the centralized management location where the dcli utility was run. How to patch an exadata part 2 cells, ib and db servers. Launch patchmgr from the compute node that is node 1 that has user equivalence setup to all the compute nodes. This is a text file usually in home oracle that lists all the cell servers in the rack. Please find a detailled procedure to quickly upgrade opatch with dcli in this post. Upgrading oracle exadata system software oracle docs. Manage the archives destination setting up flashcache mode to writethrough or writeback is an online operation. Using dcli can simplify the installation of oml4r on exadata with dcli, you can use a single command to install oracle r distribution and oml4r server across multiple exadata compute nodes. As we know about oracle exadata, the exadata rack has a different components, like cisco switch, kvm, power distribuion unit, etc and we only are responsible for patching the database servers usually referenced as compute nodes, storage servers usually referenced as cell nodes and the infiniband switches. It is better to have a basic understanding of what is an exadata before jumping to this patch procedure. Patching database is a common task for a remote dba, but when we talk about exadata patching it involves lot of complications. Patching a cell takes around one hour and thirty minutes it may take longer in the event of heavy io activity, we experienced some 3 hours per cell patching sessions on an heavy io loaded exadata. Updating an exadata db system oracle cloud documentation.
Starting on march 14, 2019, exadata db system images run oracle linux 7 ol7. Most of my exadata customers have acquired 2 nonfull racks, which makes. Previously launched systems are running oracle linux 6 ol6. Some information you need to know before starting to patch your exadata. To install oml4r server on exadata using dcli for oracle database 12c and earlier, follow these steps. Using dcli can simplify the installation of oml4r on exadata.
Download the following patches required for upgrading storage cells. The patchmgr utility can be used for upgrading, rollback and backup exadata storage cells. Oracle database 11g 12c rac experience including build, general administration, troubleshooting breakfix and performance tuning skills. The platform was an exadata x62 quarter rack and our job was to upgrade the image versions of inifiniband switches, cell. How to patch an exadata part 2 cells, ib and db servers official. Quarterly full stack download patch for oracle exadata jan 2014 11. Reboot all the cell servers one by one to verify the cell server bootup issue, also run patchmgr precheck utility. Hopefully, exadata comes out with a powerful tool named dcli you will find the dcli detailed syntax here which. The reason behind complexity of exadata patching is number of components in exadata systems.
You will need almost nothing else to be able to patch your whole exadata. Because under the covers, exadata database machine is an oracle database 11g release 2 database cluster, with support for all the expected commands. The dcli utility let you execute administrative commands on multiple exadata nodes both computestorage simultaneously. Customers are responsible for managing patches and updates to the oracle database and oracle grid. Exadata database machine and exadata storage server supported versions doc id 888828. The utility requires root or sudo administration privileges. How to patch an exadata part 1 introduction and prerequisites. Oracle exadata system software, operating systems, and component firmware are upgraded and patched using oracle utilities. Oracle exadata, oracle asm, dataguard and golden gate administration. This is actually called patching exadata we did this work in 2 iterations.
Before you patch anything, you always have to upgrade the tool that we use to patch. The patchmgr utility is used for oracle exadata system software, and rdma. Noninteractive shell issue for database host minimal pack recently i set about patching exadata storage server software to from 11. Step by step exadata storage server patching 18c netsoftmate. Use fleet patching and provisioning to simplifyand reduce patching time check patch conflicts weeks before maintenance qualify maintenance readiness upgrade only. The latest quarterly full stack patch was released on october 17th for exadata. Port 162 is the snmp port and is used to configure fault telemetry destinations. Installing latest opatch utility on exadata using dcli anyone working with exadata, probably have already used dcli distributed command line utility for their day to day administrative tasks. With dcli, you can use a single command to install oracle r distribution and oml4r server across multiple exadata compute nodes. Because they cannot be applied in a rolling fashion, patches for the oracle database ojvm component are not included in the routine patch sets for exadata cloud at customer. How to patch an exadata part 1 official pythian blog. Step by step exadata compute node patching 18c netsoftmate.
For more details, refer to my oracle support note titled database machine and exadata storage server 11g release 2 11. If you need to apply patches to the ojvm component of oracle. The platform was an exadata x62 quarter rack and our job was to upgrade the image versions of inifiniband switches, cell nodes and database nodes. Recently completed an upgrade work in a critical exadata environment. Dcli to back up oracle home and inventory before patch. So that you no need to login to exadata storage cells for each grid disk creationdrop. Using dcli to install oracle r distribution and oracle r. Exadata distributed commandline utility dcli part 6.
These facilities are provided by the dbaascli utility. Install oracle machine learning for r on exadata using dcli. How to setup passwordless ssh in exadata using dcli. Exadata how to install a brand new exadata x2 to x7 how to patch exadata upgrade exadata to 18c and 19c how to manage os dependencies when upgrading to 19c how to reimage an exadata database server how to reimage an exadata cell storage server exawatcher. Use fleet patching and provisioning to simplifyand reduce patching time check patch conflicts weeks before maintenance qualify maintenance readiness upgrade only when exachk and prereq check are clean 26. Exadata and maa best practices, oracle development. Manage the archives destination setting up flashcache mode to writethrough or writeback is an. Exadata database machine and exadata storage server supported versions doc. Knowing oracle real application clusters, oracle clusterware, oracle asm, understanding exadata, oracle database 12c, rman, enterprise manager, patching, resource management, etc are all areas of importance but still will use your current dba skill set. Based on dozens of successful exadata patching sessions, i will. I was testing and documenting the process for one of my client and wanted to automate this as much as possible, as in past people. This patch contains all of the latest recommended patches for the exadata database machine. Using dcli the cellcli commands in the previous section operate on the cell server youre logged in to. Patching and updating an exadata cloud at customer system.
Patching oracle exadata quarterly full stack jan 2014. The dcli utility facilitates centralized management across an oracle exadata system software realm. After more than 11 year from the launch oracle exadata machine has become popular on many companies across industries, making administrators, developers and final users almost unanimously satisfied about performance and availability. Performing oracle exadata upgradations and patching. Oracle database exadata cloud service provides uniform api for patching database, tools and compute nodes operating systems for exacs. Indeed, oracle releases 10 15 gb quarterly full stack patches aka. Compute nodes patches apply operating system, firmware, and driver updates. This topic explains how to use the dbaascli utility to perform patching operations for oracle grid infrastructure and oracle database on an exadata db system. Storage server patches apply operating system, firmware, and driver updates. Refer to the dcli chapter in the oracle exadata storage server software users guide for instructions to enable ssh for the dcli utility. But also, on exadata there are cumbersome maintenance activities like patching. Use the following utilities to upgrade and patch oracle exadata database machine.
The underlying infrastructure of existing exadata db systems will be patched in the april 2019 time frame. There are different types of software used on an oracle exadata database machine. About upgrading to oracle linux 7 on exadata servers. Indeed, oracle releases 10 15 gb quarterly full stack patches aka bundles every quarter for example. The exadata storage server, which is one of reasons that exadata is so blazing fast, is one example of technology that most dbas will need to explore. Exadata patching upgrading exadata software versions image upgrade recently completed an upgrade work in a critical exadata environment. Login to the database server or any one of the exadata storage cell. Using dcli to install oracle r distribution and oracle r enterprise sherry lamonica oracle r enterprise is commonly used to apply parallel resources to r computations in oracle s exadata database machine, to take advantage of exadata s massively parallel grid infrastructure, oracle r distribution and the oracle r enterprise server components. This patch will allow you to upgrade the db system operating system to ol7. Oracle data guard standbyfirst patch apply provides support for different exadata infrastructure, oracle grid infrastructure, and oracle database software between a primary database and its physical standby database for the purpose of applying and validating oracle patches in rolling fashion with minimal risk to the primary database.
The parameter files will have only the server name, in short format. To obtain a crosscell view of cell server configuration, metrics, alerts, and other information, you can use dcli distributed command line interface. Exadata storage cells exadata component monitoring and alert handling. The following example shows the output of the dcli help option, which explains the basic syntax of the utility. Enterprise manager oracle exadata database machine getting started guide. Installing latest opatch utility on exadata using dcli.
1286 8 483 516 945 1228 346 1175 1030 308 837 976 1132 1362 197 1157 1366 1061 1503 821 1194 1362 668 509 60 1481 472 474 1420 47 397 132 1311 596 1442 1518 565 697 347 1428 451 1380 1203 1462 20 1307 51