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Scheduler running jobs in parallel
Scheduler running jobs in parallel - Trends
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With the 24-7 society spreading into all aspects of modern life, it's no surprise that there's an increasing demand to keep your mainframe systems up and running all the time. Despite the high levels of reliability of the mainframe platform, there are still times when an IPL has to be done, either for software upgrades and maintenance, or because of physical hardware requirements. This is what Parallel Sysplex* technology was designed to cope with, allowing rolling IPLs, resource sharing and data sharing. This all sounds very hopeful until you think about scheduling around the IPL, particularly when you want to IPL the ...
We've experiencing a low performance during the load testing in our Quartz application. The DBMS is Oracle 10.2.0.3 (I've also tried with MySQL in localhost), the Application Server is JBoss 4.2.3 and the Quartz version is 1.6.5 (now I'm trying with 1.8.0). I'm creating 100 Triggers wich may fire 1 time per second each, but I'm having a lot of misfired triggers. Quartz is only handling about 30 tps. The configuration is set to 20 threads and 23 (x + 3) the number of maxConnections and the netstat tells me that only 3 db connections are being established. I have ... Read More
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SCHEDULER RUNNING JOBS IN PARALLEL
Isolating Cluster Jobs for Performance and Predictability, Brooks Davis (DCBSDCon 2009)
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