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System Administrator Blog

For some time now, Gmail and other email services have started to warn about emails that were sent over an insecure channel. Upon receipt of such a letter, it will be marked with a red open lock in the interface:

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Physical volume state attributes: # pvs PV VG Fmt Attr PSize PFree /dev/md1 vg0 lvm2 a— 930, 45g 38, 11g 1 bit — (a)llocatable 2 bit — e(x)ported 3 bit — (m)issing Attributes volume group states: # vgs VG #PV #LV #SN Attr VSize VFree cluster 1 2 0 wz—n- 931.48g 731.48g pve 1 3 0 wz—n- […]

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When installing packages via pip, a similar error often occurs: UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 72: ordinal not in range(128)

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There is a lot of information about the process of MySQL database backups, but in most cases, it is about simply running mysqldump. In practice, it is often necessary to have at least some information about the backup process, its integrity, etc. Before creating a backup, it would be useful to know the size of the databases. You can do this with an SQL query:

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Several ways to translate links to a site through a 301 redirect from a large register to a small one. Method 1 is the preferred and fastest method, but requires access to the Apache settings. Add an entry to the virtual host file:

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A fairly common task when using ISP Manager is updating the PHP version to a more up-to-date one or parallel use of several PHP versions in FastCGI/CGI mode for different users or even sites. Such an instruction is suitable not only when using ISP Manager, but also without it, when manually setting up a WEB server. Upgrading PHP version in Centos.

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Often, when ordering a VPS or any other linux server, all locale values are not set in it. Which leads to annoying messages when working with almost any program: locale: Cannot set LC_CTYPE to default locale: No such file or directory locale: Cannot set LC_MESSAGES to default locale: No such file or directory locale: Cannot […]

Source: proadminz.ru
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