https://www.bilibili.com/read/cv562989/ 浦科特NVMe固态硬盘工具箱使用说明 数码 2018-6-7 687阅读7点赞3评论 浦科特已经推出针对NVMe固态硬盘的PlexTool工具箱软件(下载地址http://www.goplextor.com/cn/uploadFile/dd559a7ef765492592bd80a4b84a0609),以下为功能介绍和使用说明. 主界面:DRIVE STATUS状态概览 打开PlexTool之后在驱动器下拉列表中选择

2周测试后,导致以下结果 MySQL-OLTP测试结果:(50表.每个表1000广域网数据,1000个线程) TPS:MySQL在PCIe固态存储上执行是在HDD上执行的5.63倍 writes:MySQL在PCIe固态存储上执行是在HDD上执行的5.58倍 reads:MySQL在PCIe固态存储上执行是在HDD上执行的5.55倍 Response_time:MySQL在PCIe固态存储上执行比在HDD上执行响应时间快44.45倍 Errors:MySQL在PCIe固态存储上执行是在HDD上执

PL/SQL异常处理方法   1:什么是异常处理: PL/SQL提供一个功能去处理异常,在PL/SQL块中叫做异常处理,使用异常处理我们能够测试代码和避免异常退出. PL/SQL异常信息包含三个部分:       1:异常类型        2:错误代码        3:错误信息 通过处理异常我们能够确保PL/SQL块不突然的异常退出.   2:异常处理的结构 DECLARE    Declaration section   BEGIN     Exception section   EXCE

问题起因: 在进行ijkplayer播放器的测试时,发现ijkplayer播放器在切换网络时出现直播画面停止的问题. 问题分析: 抓取日志发现:tv.danmaku.ijk.media.player.IjkMediaPlayer: Error (-10000,0) 问题解决: 重写OnErrorListener的onError方法,然后判断what = -10000的时候,触发重置播放器的操作 参考内容 ijkplayer_android_def.h : // Generic error cod

**** updated 7 Aug 2016 - reformatted and corrected out of date info *** Background Depending on your Actifio CDS Platform version, certain disk controllers may not be able to present 2 TB MDisks to Actifio CDS. Determining 2 TB MDisk support When lo

问题起因: 在进行ijkplayer播放器的测试时,发现ijkplayer播放器在切换网络时出现直播画面停止的问题. 问题分析: 抓取日志发现:tv.danmaku.ijk.media.player.IjkMediaPlayer: Error (-10000,0) 问题解决: 重写OnErrorListener的onError方法,然后判断what = -10000的时候,触发重置播放器的操作 参考内容 ijkplayer_android_def.h : // Generic error cod

hdparm(8) - Linux man page Name hdparm - get/set SATA/IDE device parameters Synopsis hdparm [ flags ] [device] .. Description   hdparm provides a command line interface to various kernel interfaces supported by the Linux SATA/PATA/SAS "libata" s

Maintaining Flash Disks Replacing a Flash Disk Due to Flash Disk Failure Each Exadata Storage Server is equipped with four F20 PCIe cards. Each card has four flash disks (FDOMs) for a total of 16 flash disks. The four F20 PCIe cards are present in PC

I am having problems with a bit of code that accesses a restful web service. Running this code, it errors out at var httpResponse = (HttpWebResponse)httpWebRequest.GetResponse(); and the exception returned is: "System.Net.WebException : The remote se

After updated Ubuntu, and reboot, I got these error The disk drive for /media/sda2 is not ready yet or not present. Continue to wait, press S to skip or M for manual recovery. Though I can press s to continue the starting, but that is not so good to

因为之前一个移动硬盘因为坏道蔓延导致没办法继续使用,我略冲动地跑去买了一块 120GB 的三星840 固态硬盘回来.为了使用起来更方便,还去弄了个光驱位硬盘托架,把固态硬盘接在了光驱位与原本的笔记本硬盘一起工作.机械硬盘装 Win7 兼作备份盘,固态硬盘则安装了 Ubuntu. 在买固态硬盘前我是做了些功课的,了解到要使固态硬盘发挥出它应有的性能以及延长它的寿命,需要对它进行 4K 对齐并且开启 Trim. 先说说这个 4K 对齐.有人说用 GParted 直接分区会自动进行 4K 对齐,而更普

The following are the Windows API (and former DOS) IO errors, which are also the IO errors often returned by Delphi programs, and which are generally difficult to find reference for, and are especially difficult to find referenced as Delphi errors. S

Basic Concepts of Block Media Recovery Whenever block corruption has been automatically detected, you can perform block media recovery manually with the RECOVER ... BLOCK command. By default, RMAN first searches for good blocks in the real-time query

文章来源于: 瑞耐斯存储技术 兵哥写这篇文章,是因为在测试的过程中看到了 SSD存在偶尔有性能下降的情况,经分析为S.M.A.R.T命令所导致,虽然这种情况看似不严重,但如果应用在诸如数据采集等关键性领域,有可能会导致丢失数据包的严重后果,当然,这个bug是可以修正的,先看图片: S.M.A.R.T概述 S.M.A.R.T.(Self-Monitoring Analysis And Reporting Technology),意思为“自我检测分析与报告技术”,从名字也能看出其作用是故障预警,固态

基于forms组件和Ajax实现注册功能 1 基于forms组件设计注册页面 --点击头像 === 点击input --头像预览: 修改用户选中的文件对象:获取文件对象的路径:修改img的src属性,src=文件对象路径. 2.错误信息: views: forms.errors # {"user":[......] } Ajax.success: $.each(data.msg, function(field, error_list){ $("#id_"+field

APPLIES TO: Oracle Database - Enterprise Edition - Version 9.2.0.1 to 12.1.0.2 [Release 9.2 to 12.1]Information in this document applies to any platform.***Checked for relevance on 26-Sep-2012*** ***Checked for relevance on 8-Jul-2015*** SYMPTOMS Add

一.上传文件: 在相应的模型里面定义`FileField`或者是`ImageField`类型的字段,并且1.设置好`upload_to`参数来指定上传的路径. class User(models.Model): """ 用户表 """ username = models.CharField(max_length=12, verbose_name="用户名") _password = models.CharField(max_l

his article was written almost 2 years ago, it's content may not reflect the latest state of the code which is currently available. Please check https://net7mma.codeplex.com/ for the latest information and downloads. https://net7mma.codeplex.com/Sour

MediaService.Main #include <sys/types.h> #include <unistd.h> #include <grp.h> #include <binder/IPCThreadState.h> #include <binder/ProcessState.h> #include <binder/IServiceManager.h> #include <utils/Log.h> #include

自从台式机上用上固态硬盘后,就再也受不了笔记本上的5400转的机械硬盘了,所以这次又买了块固态硬盘打算装到笔记本上. 笔记本里装的是Ubuntu 14.04 + Win7双系统,Win7主要偶尔运行一些Windows Only的软件,或者偶尔玩一下游戏,没什么特殊的配置,所以重不重装倒无所谓.Ubuntu就不一样了,我的整个开发环境都在里面,假如重装的话配置起来超级麻烦的,当初给台式机重装系统和各种配置就花了我好几天的时间,所以这次决定要直接把原来的系统迁移过来,由于之前没这么干过,整个过程提心