What type of disk is your database on? If you are on an EMC or XP disk array, you will see high disk I/O activity in the database, but not from sar because it does not report any I/O's after they have been commited to the fabric. This is especially the case if you ...
Instead, this type of firewall operates according to what is referred to as the proxy principle. This means that internal clients set up connections to the firewall and communicate with a proxy server. If the firewall decides that the internal client should be allowed to communicate, it sets ...
A look at the explain plan shows the query using a different index in the new database than it did in the old (I still have the old database up under an assumed name and the query runs great...). Can anyone give me an idea of what is going on? Thanks ...
This left-hand side of the paraboloid can be thought of as the physically realistic side, because it corresponds to what is seen experimentally. The right-hand side of the parab- oloid, where the period increases with increasing δ is effectively a mathematical artefact, and can be thought ...
thanks for the info, i'll read through it and see if i can learn how to do it...in the meantime, can you all tell me what happened based on my report? Reply User profile for user: R C-R R C-R User level: Level 6 17,794 points Aug 3, 2010 8:12 AM in response to de...
It is also possible to use a device name here, see later. 2. Load the kernel. Since it is an ext2/4 filesystem we can do: => ext2load scsi 0:2 03000000 /boot/vmlinuz-3.13.0-58-generic The address 30000000 is arbitrary, but there seem to be problems with using small addresses ...
What is the key factor mentioned to explain the new findings?声明: 本网站大部分资源来源于用户创建编辑，上传，机构合作，自有兼职答题团队，如有侵犯了你的权益，请发送邮箱到feedback@deepthink.net.cn 本网站将在三个工作日内移除相关内容,刷刷题对内容所造成的任何后果不承担法律上的任何义务或责...
What is Swap ? Swap is a portion of hard drive storage that has been set aside for the operating system to temporarily store data that it can no longer hold in RAM. This lets you increase the amount of information that your server can keep in its working memory, with some caveats. Chec...
What is a sidecar in cloud? Sidecar 是一种常见的设计模式,这个概念在容器和微服务的领域中非常流行。回到 sidecar 的字面意思,如下图所示,就是指摩托车边上安装的这个小车,以增加摩托车的承载能力,它非常形象地表达了Sidecar 容器和应用容器的关系。在云环境中,他们成为一体,共享 Kubernetes pod 的环境,并且...
What type of disk is your database on? If you are on an EMC or XP disk array, you will see high disk I/O activity in the database, but not from sar because it does not report any I/O's after they have been commited to the fabric. This is especially the case if you ...