#POOLS

ORA-32603: invalid FREEPOOLS LOB storage option value

文档解释ORA-32603:invalidFREEPOOLSLOBstorageoptionvalueCause:ThespecifiedFREEPOOLSLOBstorageoptionvaluemustbeaninteger.Action:Chooseanappropriateintegervalueandretr...

ORA-00378: buffer pools cannot be created as specified

文档解释ORA-00378:bufferpoolscannotbecreatedasspecifiedCause:Eitherthenumberofbuffersorthenumberoflrulatchesistoosmalltosatisfythespecifiedbufferpoolconfiguration.A...

ORA-32602: FREEPOOLS and FREELIST GROUPS cannot be used together

文档解释ORA-32602:FREEPOOLSandFREELISTGROUPScannotbeusedtogetherCause:cannotusebothFREEPOOLSandFREELISTGROUPStogether.Action:UseeitherFREEPOOLSorFREELISTGROUPS.等ORA...

MySQL Error number: MY-013251; Symbol: ER_IB_MSG_NUM_POOLS; SQLSTATE: HY000

文档解释Errornumber:MY-013251;Symbol:ER_IB_MSG_NUM_POOLS;SQLSTATE:HY000Message:Numberofpools:%zu错误说明MY-013251(ER_IB_MSG_NUM_POOLS)指的是MySQL的一个错误,要求事务在客户端和服务器之间使用的池数不...

Hystrix Dashboard的Thread pools一直处于Loading

使用hystrix-dashboard监控服务时,发现ThreadPool信息会一直处于Loading状态,如图有两种情况1.还没发送请求没有进行feign调用,暂时没有记录解决方法:  给dashboard监控的服务发送一个请求2.Hystrix的隔离策略监控SpringCloudZuul构建的API网关,Hystr...

Thread pools & Executors

RunyourconcurrentcodeinaperformantwayHowdoIusethethreadpools? #Wangleprovidestwoconcretethreadpools(IOThreadPoolExecutor,CPUThreadPoolExecutor)aswellasbuil...
代码星球 ·2020-05-25

ForkJoinPools

 /***T12_ForkJoinPool分而治之*Fork:分叉*Join:合并**将一个任务拆分多个任务执行(可以无限切分),然后将结果合并**比如大量的并行计算,如下:求100_0000个数字之和,使用多线程*/publicclassT12_ForkJoinPool{staticint[]nums=ne...
代码星球 ·2020-04-02