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[14 Mar 2019 | No Comment | 2,619 supporters]
Silly me

One of the server have problem with MySQL. The MySQL table cannot edit at all. Restart the MySQL does not resolve the issue.

It turn out that the problem come from tmp folder.

So stop the MySQL first.

Linux tips »

[12 Mar 2019 | 3 Comments | 1,670 supporters]
Cpanel server infected with mining software

Recently one of server under my control infected with mining software. It cause unnecessary load and waste of server resource.
Since the server is using Cpanel, I must use WHM to track down the source. I check WHM ‘Process Manager’ and ‘Daily process log’ and found something similar like :
impxxxx impxxxxketing.com 98.5 -bash -a cryptonight -o stratum+tcp://xx.xx.xx.xx:14444 -u

Linux tips »

[11 Mar 2019 | One Comment | 1,703 supporters]
Clussterssh cannot connect

When using clusterssh sometime cannot connect to cssh due to recent upgrade.

gatekeeper@localhost:~> cssh
Connection to server failed — (version 11.0)
No protocol specified
at /usr/lib/perl5/vendor_perl/5.26.1/App/ClusterSSH.pm line 1983.
gatekeeper@localhost:~> echo $DISPLAY
:1