Hello! My suggestion is to use org.apache.ignite.configuration.IgniteConfiguration and avoid introducing your own classes, etc. Cut out the middle man.
Regards, -- Ilya Kasnacheev чт, 27 февр. 2020 г. в 05:36, Sunny Chan, CLSA <sunny.c...@clsa.com>: > Hi Ilya, > > For the IgniteConfiguration interface, do we prefer: > > 1) IgniteConfiguration.setSystemThreadPoolCoreSize(), > IgniteConfiguration.setSystemThreadPoolTimeOut(),IgniteConfiguration.setPublicThreadPoolCoreSize(), > etc. > 2) IgniteConfiguration.setSystemThreadPool(ThreadPoolConfiguration), > IgniteConfiguration.setThreadPoolCoreSize(ThreadPoolConfiguration) and then > we have ThreadPoolConfiguration.setCoreSize(), etc > > Thanks. > > -----Original Message----- > From: Ilya Kasnacheev <ilya.kasnach...@gmail.com> > Sent: Wednesday, February 26, 2020 6:10 PM > To: dev <dev@ignite.apache.org> > Subject: Re: Configuring Ignite Thread Pool's Core thread count/max thread > count/etc > > Hello! > > We recommend exposing IgniteConfiguration for user to modify. You never > know in advance what kind of tuning will be needed, and don't want to play > chinese whispers game with your users. > > Regards, > -- > Ilya Kasnacheev > > > ср, 26 февр. 2020 г. в 13:07, Sunny Chan, CLSA <sunny.c...@clsa.com>: > > > Hello, > > > > > > > > We are running Ignite cluster on bare metal on a relatively high core > > count machine (4x10 cores 20 threads), and looking some of the thread > pool > > initialization code: > > > > > > > > (IgnitionEx.java) > > > > sysExecSvc = *new* IgniteThreadPoolExecutor( > > > > "sys", > > > > cfg.getIgniteInstanceName(), > > > > cfg.getSystemThreadPoolSize(), > > > > cfg.getSystemThreadPoolSize(), > > > > *DFLT_THREAD_KEEP_ALIVE_TIME*, > > > > *new* LinkedBlockingQueue<Runnable>(), > > > > GridIoPolicy.*SYSTEM_POOL*); > > > > > > > > Notice that the core thread pool size is equals to the max thread pool > > settings, which is by default same as the number of CPU cores. And in our > > cases, we won’t be reusing any threads until we have enough request > coming > > in to fill 80 threads. Also, we might want to tune the thread keep alive > > time to improve thread reuse. > > > > > > > > We would like to propose to change ignite so that users can configure the > > core thread pool size in these Ignite thread pools. What is the best way > to > > expose these parameters for user to modify? > > > > > > > > Would the ignite dev team prefer exposing individual core thread size and > > others (ie. cfg.get/setSystemThreadPoolCoreSize(), > > cfg.get/setSystemThreadPoolKeepAliveTime(), ..) or should we use a thread > > pool configuration object? (e.g. > > cfg.getSystemThreadPoolConfiguration(ThreadPoolConfiguration config) > where > > ThreadPoolConfiguration has get and set methods for core thread pool > size, > > etc)? > > > > > > > > *Sunny Chan* > > > > *Senior Lead Engineer, Executive Services* > > > > D +852 2600 8907 | M +852 6386 1835 | T +852 2600 8888 > > > > 5/F, One Island East, 18 Westlands Road, Island East, Hong Kong > > > > > > > > [image: :1. Social Media Icons:CLSA_Social Media Icons_linkedin.png] > > < > https://urldefense.proofpoint.com/v2/url?u=https-3A__hk.linkedin.com_company_clsa&d=DwIFaQ&c=lxzXOFU02467FL7HOPRqCw&r=9dPMIMeLdcqo3dX29zZZ4USXrC7gp_0p-Fvzzp2WzgU&m=cblNaj4j3LVM7Djyn0ffKyR3bThUEDp7iqqm5mRgkys&s=Yaq04TdZjYF0IXiRHXdbJS_fU_YNho-DXGuYjRNAfRM&e= > >[image: :1. 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