In the relational database area, PostgreSQL is a very popular open source database software. Since its release in 1996, it has accumulated nearly 20 years of practical experience, both in PostgreSQL itself and in community ecology. Not only small
SM951 Linux CentOS fio Speed test http://blog.csdn.net/gold2008/article/details/70312955
Armored Warfare m.2 2280 pci-e SSD test http://blog.csdn.net/gold2008/article/details/69901684
SM951, not even the
I am preparing for the test recently. I need to check which machines are attached with ssd hard disks. I saw many methods in a circle on Google, but they are all in the fog and I don't know how to determine them. Ssd disks seem to use scsi
1. install hdparmyuminstallhdparm-y. 2. use the hdparm command to read the SSD hard disk. Hdparm-t/dev/xvdaSSH: run the preceding command to evaluate the read speed of SSD. NOTE: & ldquo;/dev/xvda & rdquo; indicates the drive number of the
Original system installed on SSD, now ready on HDD on system, SSD used for Kafka storage data, increase Kafka data insert IO speed
This step prepares workspace 1.1 for Kafka to find SSD
Fdisk–l 1.2 mounted hard drive
N P 1
View ssd Service Life in CentOS
Install necessary software
Yum install-y MegaCli Lib_Utils
Obtain the device id.
/Opt/MegaRAID/MegaCli/MegaCli64-LdPdInfo-aALL | grep-B 30 'solid State devic' | grep 'device id'
What I get here is 1. When
When a traditional outward scaling method becomes popular for MySQL, let's see what we have to expand (cheap memory? Quick storage? Better power supply efficiency ?) It will become very interesting. There are indeed many options here-I may encounter
Should the server operating system choose Debian/ubuntu or CentOS?In fact, I think most of his statements are not wrong. If you need to install a server, you really prefer RH system.But...Contact QQ 2880990294 Phone 18326835655Fuzhou Boutique
Ceph provides three storage methods: Object Storage, block storage, and file system. The following figure shows the architecture of the Ceph storage cluster:We are mainly concerned about block storage. In the second half of the year, we will
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