Re: [CentOS] How to find out what's eating the bandwidth

2021-03-29 Thread Matthew Miller
On Sun, Mar 28, 2021 at 11:36:00AM -0600, Frank Cox wrote: > It's a really basic setup "routers from Staples" (dlink and tplink brands I > think) plugged into the ISP's modems. > > You're right that you generally can't see everything from just any computer > > on a network, at least if it's switch

[CentOS] Problem with mail server: stop flooding with fail2ban ?

2021-03-29 Thread Nicolas Kovacs
Hi, My main mail server is running CentOS 7 with Postfix and Dovecot. Last week I was surprised to see that Postfix had some troubles on this machine, according to Icinga. I took a peek at the logs: # journalctl -p err Mar 28 04:37:02 sd-151768 postfix/smtpd[2786]: fatal: no SASL authentication

[CentOS] Debuginfo for CentOS 8 Stream

2021-03-29 Thread Matthew Saltzman
My CentOS 8 Stream installation is fully current. I did sudo debuginfo-install libgcc libstdc++ but the response I get is Could not find debuginfo package for the following installed packages: libgcc-8.4.1-1.el8.x86_64, libstdc++-8.4.1-1.el8.x86_64 Could not find debugsource package

Re: [CentOS] RHEL/Centos 8 power off issue

2021-03-29 Thread R C
On 3/29/21 2:22 AM, Łukasz Posadowski wrote: On 2021-03-28 at 21:17 -0600, R C wrote: I have a laptop, in a docking station. When running RHEL/Centos 7 I could shut it down and power it off by using 'shutdown -h now' In did a new install of Centos 8 (and also RHEL 8) and when I do a "shutdown -

Re: [CentOS] RHEL/Centos 8 power off issue

2021-03-29 Thread Łukasz Posadowski
On 2021-03-28 at 21:17 -0600, R C wrote: > I have a laptop, in a docking station. When running RHEL/Centos 7 > I > could shut it down and power it off by using 'shutdown -h now' In > did a > new install of Centos 8 (and also RHEL 8) and when I do a > "shutdown -h > now" it just reboots (behaves