Dell R720XD H710P mini B0 IT Mode Flashing
Enhance TrueNAS like as Software RAID performance
ipstor
Ansible 自動化測試工具實際應用IO Benchmark
硬體環境
16GB FC target H12-100(R610) + SAS DAS MD1200 * 2
8 *32GB FC target H6-203(R740)
4 * 32GB FC Initiator H4-52(R730) and H4-57(R730)
32Gb Brocade 6100
軟體環境
OEL7U6
Ansible VM 172.22.16.46
wget https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
rpm -ihv epel-release-latest-7.noarch.
While attempting to login to the NBU administration console, the following error is observed: Unable to get data for client from server (Status 25)
Troubleshooting steps
1. Disable Win2019 UAC follow link https://asvignesh.in/disabling-uac-on-the-windows-server-2019/
2. Verify the masterserver is correctly configured with IP address and hostname
C:\Program Files\Veritas\NetBackup\bin\admincmd>bptestbpcd -verbose -debug
That error about the hostname+dns suffix namd is not allow to authorized hostname server
Install Netdata on RHEL 7
In this tutorial, How to install Netdata on RHEL 7 / CENTOS 7.
Netdata is performance and health monitoring for systems and applications. It is a monitoring agent you install on all your systems.
Why use Netdata
* High-resolution metrics
* Monitors everything
* Install and get results immediately
* Requires zero dedicated resources
* Open-source,
mtx -- a native linux media changer tool
media changer tool
mtx is a native linux media changer tool, it controls SCSI media changer devices.The mtx command controls single or multi-drive SCSI media changers such as tape changers, autoloaders, tape libraries, or optical media jukeboxes. It can also be used with media changers that use the ’ATTACHED’
Windows Server 2012 R2: Which version of the SMB protocol (SMB 1.0, SMB 2.0, SMB 2.1, SMB 3.0 or SMB 3.02) are you using?
1. Introduction
With the release of Windows 8.1 and Windows Server 2012 R2, I am frequently asked about how older versions of Windows will behave when connecting to or from these new versions. Upgrading to a new version of SMB is something that happened a few times over the
PHP錯誤：SQLSTATE[HY000] [2054] The server requested authentication method unknown to the client
升級 文件中 sta 否支持 sha2 authent lte 子句 bubuko
使用PHP連接MySQL 8的時候，可能會發生如標題所示的錯誤：
SQLSTATE[HY000] [2054] The server requested authentication method unknown to the client
發生這種錯誤，是由於MySQL 8默認使用了新的密碼驗證插件：caching_sha2_password，而之前的PHP版本中所帶的mysqlnd無法支持這種驗證。解決這個問題，有兩種辦法。
一種辦法是升級PHP支持MySQL 8的新驗證插件。
PHP 7.2.8和PHP 7.1.20已經可以支持caching_sha2_password，直接連接MySQL 8。
截止PHP 7.0.31和PHP