Re: [CentOS] another bizarre thing...

2019-08-05 Thread R C
"has been in circulation since the early 00's"  I assume it is not the same binary since '00? SIGKILL usually comes from the kernel. is selinux enabled? Does the application start "automatically", or is it started by a user? Ron On 8/5/19 9:02 PM, Fred Smith wrote: On Tue, Aug 06, 2019

Re: [CentOS] another bizarre thing...

2019-08-05 Thread Fred Smith
On Tue, Aug 06, 2019 at 01:54:56AM +, Grant Street wrote: > Try checking your /var/log/messages for OOM killer log lines. If your machine > is running low on memory the oom killer will start killing high memory usage > programs. > > Grant we have watched top while it runs and there's no

Re: [CentOS] another bizarre thing...

2019-08-05 Thread Grant Street
Try checking your /var/log/messages for OOM killer log lines. If your machine is running low on memory the oom killer will start killing high memory usage programs. Grant From: CentOS on behalf of Fred Smith Sent: Tuesday, 6 August 2019 10:57 AM To:

[CentOS] another bizarre thing...

2019-08-05 Thread Fred Smith
Hi all! I'm stuck on something really bizarre that is happening to a product I "own" at work. It's a C program, built on CentOS, runs on CentOs or RHEL, has been in circulation since the early 00's, is in use at hundreds of sites. recently, at multiple customer sites it has started just going

Re: [CentOS] Question on server speed

2019-08-05 Thread Warren Young
On Aug 5, 2019, at 11:25 AM, Stephen John Smoogen wrote: > > On Mon, 5 Aug 2019 at 13:17, Jerry Geis wrote: > >> Why is it that "all" I am really doing at the moment is copying things to >> an external SSD disk USB3 connected and the machine "freezes"... Why is >> that? >> > You may have a

Re: [CentOS] [OT] odd network question

2019-08-05 Thread Jon LaBadie
On Mon, Aug 05, 2019 at 09:31:56AM +0100, Giles Coochey wrote: > > On 05/08/2019 09:18, Pete Biggs wrote: > > > I've found the default 10min bans hardly bother some attackers. > > > So I've added the "recidive" feature of fail2ban. After the > > > second 10min ban, the attacker is blocked for 1

Re: [CentOS] [OT] odd network question

2019-08-05 Thread Jon LaBadie
On Mon, Aug 05, 2019 at 09:00:23AM +0100, Giles Coochey wrote: > > On 05/08/2019 08:50, Jon LaBadie wrote: > > > > I've found the default 10min bans hardly bother some attackers. > > So I've added the "recidive" feature of fail2ban. After the > > second 10min ban, the attacker is blocked for 1

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Michael Hennebry
On Tue, 6 Aug 2019, Peter wrote: On 6/08/19 3:44 AM, Michael Hennebry wrote: In any case, Centos 7 has not always been this slow. Presumably something has changed. Websites have gotten more resource-intensive. You've run "yum updates" and now have a newer version of Firefox and/or Chrome.

Re: [CentOS] Peculiar process name in /proc

2019-08-05 Thread Mark Milhollan
On Mon, 5 Aug 2019, John Horne wrote: lrwxrwxrwx. 1 xymon xymon 0 Aug 2 14:07 /proc/58032/exe -> /usr/sbin/xymond;5d44410e (deleted) I am aware of what the 'deleted' part means, but have no idea what the ';5d44410e' part means. Is this some sort of thread reference? IIRC that's the inode

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Michael Hennebry
On Mon, 5 Aug 2019, Richard wrote: Does the system slow down when you have your internet connection enabled, but aren't explicitly using it (i.e., not using a browser)? The slowdown only happens when the browser is open, but I do not have to be using it. If so, look at the netstat output

Re: [CentOS] gem install reel on Centos 7

2019-08-05 Thread Jerry Geis
Thanks John, I did the yum remove on rh-ruby22* did a yum install rh-ruby23-ruby then I found the rh-ruby23-ruby-devel and now it works. Jerry > ___ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Pete Biggs
> In any case, Centos 7 has not always been this slow. > Presumably something has changed. Firefox especially, and to some extent Chrome, have both started using much more memory recently (as in the last six months or so). I run 50+ desktops on CentOS and I've noticed more and more of them

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread mark
Peter wrote: > On 6/08/19 6:33 AM, Richard wrote: > >>> Javascript - if you're using firefox, install NoScript last week. >>> >> >> NoScript selectively blocks javascript, it doesn't turn it off -- >> which for testing purposes, at least, is the goal. >> >> In ff -- about:config - then enter

Re: [CentOS] gem install reel on Centos 7

2019-08-05 Thread John Pierce
On Mon, Aug 5, 2019 at 5:01 AM Jerry Geis wrote: > Thanks John for the info... I did that and now I'm missing a file. > I tried to ask yum what package I need - but It did not know. > > > Building native extensions. This could take a while... > ERROR: Failed to build gem native extension. > >

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread mark
Richard wrote: >> Date: Monday, August 05, 2019 13:38:49 -0400 >> From: mark > >>> Richard wrote: >>> >>> Does the system slow down when you have your internet connection >>> enabled, but aren't explicitly using it (i.e., not using a browser)? If >>> so, look at the netstat output (as root) to

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Peter
On 6/08/19 6:33 AM, Richard wrote: Javascript - if you're using firefox, install NoScript last week. NoScript selectively blocks javascript, it doesn't turn it off -- which for testing purposes, at least, is the goal. In ff -- about:config - then enter "javascript" in the search line and set

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Peter
On 6/08/19 3:44 AM, Michael Hennebry wrote: In any case, Centos 7 has not always been this slow. Presumably something has changed. Websites have gotten more resource-intensive. You've run "yum updates" and now have a newer version of Firefox and/or Chrome. Your browsing habits have changed

Re: [CentOS] Question on server speed

2019-08-05 Thread Jon Pruente
On Mon, Aug 5, 2019 at 2:01 PM Jerry Geis wrote: > Anyway to use "nice" command to help with responiveness? I was just using > "rsync . /media/external" to do the copy. > You need to discover where it is blocking before deciding which solution will work. Something like iotop, atop, or other

Re: [CentOS] Question on server speed

2019-08-05 Thread Jerry Geis
There are no errors in dmesg. Top was showing 88% idle. If something is blocking somewhere as Stephen suggested - that's a major bummer. The keyboard is USB attached and the external SSD disk is USB attached. The mother board is an X299 UD4 Pro Anyway to use "nice" command to help with

Re: [CentOS] Question on server speed

2019-08-05 Thread Gordon Messmer
On 8/5/19 10:17 AM, Jerry Geis wrote: Do I need to 'tweak' something to no see GUI freezes... Waiting on characters to show - even remoted in with SSH experiences the same thing - so its not just X. Look at the output of "dmesg" and see if there are errors there.

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Richard
> Date: Monday, August 05, 2019 13:38:49 -0400 > From: mark >> Richard wrote: >> >> Does the system slow down when you have your internet connection >> enabled, but aren't explicitly using it (i.e., not using a >> browser)? If so, look at the netstat output (as root) to see >> what's going

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Akemi Yagi
On Mon, Aug 5, 2019 at 9:21 AM Alessandro Baggi wrote: > > Il 05/08/19 18:07, Akemi Yagi ha scritto: > > On Mon, Aug 5, 2019 at 9:01 AM Alessandro Baggi > > wrote: > > Do you have secureboot enabled? Then yes, that requires a proper key. > > > > Akemi > > Yes I have secureboot enabled. If

Re: [CentOS] Question on server speed

2019-08-05 Thread mark
Jerry Geis wrote: > > I have a customer server with 32 cores, 128G ram i7960X. So nice box... > > Why is it that "all" I am really doing at the moment is copying things to > an external SSD disk USB3 connected and the machine "freezes"... Why is > that? > > clearly plenty of CPU RAM everything...

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread mark
Richard wrote: >> Date: Monday, August 05, 2019 10:44:00 -0500 >> From: Michael Hennebry >> >> To be clear, by "Centos 7 installation", >> I meant a PC on which Centos 7 was installed. >> >> In any case, Centos 7 has not always been this slow. >> Presumably something has changed. >> I've been

Re: [CentOS] Question on server speed

2019-08-05 Thread Stephen John Smoogen
On Mon, 5 Aug 2019 at 13:17, Jerry Geis wrote: > Hi all, > > I have a customer server with 32 cores, 128G ram i7960X. So nice box... > > Why is it that "all" I am really doing at the moment is copying things to > an external SSD disk USB3 connected and the machine "freezes"... Why is > that? > >

[CentOS] Question on server speed

2019-08-05 Thread Jerry Geis
Hi all, I have a customer server with 32 cores, 128G ram i7960X. So nice box... Why is it that "all" I am really doing at the moment is copying things to an external SSD disk USB3 connected and the machine "freezes"... Why is that? clearly plenty of CPU RAM everything... I can see "blocking" to

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Richard
> Date: Monday, August 05, 2019 10:44:00 -0500 > From: Michael Hennebry > > To be clear, by "Centos 7 installation", > I meant a PC on which Centos 7 was installed. > > In any case, Centos 7 has not always been this slow. > Presumably something has changed. > I've been living with this for

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Alessandro Baggi
Il 05/08/19 18:07, Akemi Yagi ha scritto: On Mon, Aug 5, 2019 at 9:01 AM Alessandro Baggi wrote: Il 05/08/19 17:49, Akemi Yagi ha scritto: On Mon, Aug 5, 2019 at 8:42 AM Alessandro Baggi wrote: Il 05/08/19 17:30, Akemi Yagi ha scritto: On Mon, Aug 5, 2019 at 6:46 AM Alessandro Baggi

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Akemi Yagi
On Mon, Aug 5, 2019 at 9:01 AM Alessandro Baggi wrote: > > Il 05/08/19 17:49, Akemi Yagi ha scritto: > > On Mon, Aug 5, 2019 at 8:42 AM Alessandro Baggi > > wrote: > >> > >> Il 05/08/19 17:30, Akemi Yagi ha scritto: > >>> On Mon, Aug 5, 2019 at 6:46 AM Alessandro Baggi > >>> wrote: > >

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Alessandro Baggi
Il 05/08/19 17:49, Akemi Yagi ha scritto: On Mon, Aug 5, 2019 at 8:42 AM Alessandro Baggi wrote: Il 05/08/19 17:30, Akemi Yagi ha scritto: On Mon, Aug 5, 2019 at 6:46 AM Alessandro Baggi wrote: Hey there, I'm trying to compile a single module following this guide:

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Akemi Yagi
On Mon, Aug 5, 2019 at 8:42 AM Alessandro Baggi wrote: > > Il 05/08/19 17:30, Akemi Yagi ha scritto: > > On Mon, Aug 5, 2019 at 6:46 AM Alessandro Baggi > > wrote: > >> > >> Hey there, > >> I'm trying to compile a single module following this guide: > >> > >>

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Michael Hennebry
On Mon, 5 Aug 2019, Peter wrote: On 5/08/19 10:42 AM, Michael Hennebry wrote: Mem:    2020144 1454904   76140  204764  489100 135004 Swap:   4883724  978480 3905244 free -h is generally more readable, but... It's RAM. You basically have a total of 2G ram on

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Alessandro Baggi
Il 05/08/19 17:30, Akemi Yagi ha scritto: On Mon, Aug 5, 2019 at 6:46 AM Alessandro Baggi wrote: Hey there, I'm trying to compile a single module following this guide: https://wiki.centos.org/HowTos/BuildingKernelModules#head-d2e4c05886f94c701e4ae74387d41d8c40c25d01 and

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Michael Hennebry
On Sun, 4 Aug 2019, John Pierce wrote: So you need to modify the source file that NetworkManager is using. somewhere in /etc/network or /etc/networking-scripts, a config file has DNS0=192.168.0.1 or sokmething, or your system is getting that from DHCP Will check on that. the web login on

Re: [CentOS] C7 Kernel module compilation

2019-08-05 Thread Akemi Yagi
On Mon, Aug 5, 2019 at 6:46 AM Alessandro Baggi wrote: > > Hey there, > I'm trying to compile a single module following this guide: > > https://wiki.centos.org/HowTos/BuildingKernelModules#head-d2e4c05886f94c701e4ae74387d41d8c40c25d01 > > and > >

Re: [CentOS] Strange apache problem

2019-08-05 Thread Gordon Messmer
On 8/5/19 5:01 AM, Nikos Gatsis - Qbit wrote: On 8/2/2019 6:23 AM, Nikos Gatsis - Qbit wrote: After update last centos packages, greek characters from sql request look like question marks ? After hours of tryingΒ  to find out what happens, I found out that updated freetds and after httpd

[CentOS] C7 Kernel module compilation

2019-08-05 Thread Alessandro Baggi
Hey there, I'm trying to compile a single module following this guide: https://wiki.centos.org/HowTos/BuildingKernelModules#head-d2e4c05886f94c701e4ae74387d41d8c40c25d01 and https://wiki.centos.org/HowTos/I_need_the_Kernel_Source I tried to compile a module for novuton led controller supplied

Re: [CentOS] Peculiar process name in /proc

2019-08-05 Thread Giles Coochey
On 05/08/2019 13:44, John Horne wrote: On Mon, 2019-08-05 at 13:06 +0100, Giles Coochey wrote: On 05/08/2019 12:56, John Horne wrote: I was going to say no to both of these, however the RPM package ('xymon') was itself updated at around the time mentioned on Aug 02. The hex number is

Re: [CentOS] Peculiar process name in /proc

2019-08-05 Thread John Horne
On Mon, 2019-08-05 at 13:06 +0100, Giles Coochey wrote: > On 05/08/2019 12:56, John Horne wrote: > > Hello, > > > > I was looking at a process through the '/proc' file system, and came across > > a process name which seemed to contain a hex value: > > > > lrwxrwxrwx. 1 xymon xymon 0 Aug 2 14:07

Re: [CentOS] Peculiar process name in /proc

2019-08-05 Thread Giles Coochey
On 05/08/2019 12:56, John Horne wrote: Hello, I was looking at a process through the '/proc' file system, and came across a process name which seemed to contain a hex value: lrwxrwxrwx. 1 xymon xymon 0 Aug 2 14:07 /proc/58032/exe -> /usr/sbin/xymond;5d44410e (deleted) I am aware of what

Re: [CentOS] Strange apache problem

2019-08-05 Thread Nikos Gatsis - Qbit
On 5/8/2019 1:20 μ.μ., Nikos Gatsis - Qbit wrote: On 3/8/2019 3:00 ΞΌ.ΞΌ., centos-requ...@centos.org wrote: On 8/2/2019 6:23 AM, Nikos Gatsis - Qbit wrote: After update last centos packages, greek characters from sql request look like question marks ? Inspect the raw binary of the HTTP

Re: [CentOS] gem install reel on Centos 7

2019-08-05 Thread Jerry Geis
Thanks John for the info... I did that and now I'm missing a file. I tried to ask yum what package I need - but It did not know. Building native extensions. This could take a while... ERROR: Failed to build gem native extension. /opt/rh/rh-ruby22/root/usr/bin/ruby -r

[CentOS] Peculiar process name in /proc

2019-08-05 Thread John Horne
Hello, I was looking at a process through the '/proc' file system, and came across a process name which seemed to contain a hex value: lrwxrwxrwx. 1 xymon xymon 0 Aug 2 14:07 /proc/58032/exe -> /usr/sbin/xymond;5d44410e (deleted) I am aware of what the 'deleted' part means, but have no idea

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Jonathan Billings
> On Aug 5, 2019, at 4:12 AM, Peter wrote: > > On 5/08/19 10:42 AM, Michael Hennebry wrote: >> Mem:2020144 1454904 76140 204764 489100 >> 135004 >> Swap: 4883724 978480 3905244 > > free -h is generally more readable, but... > > It's RAM. You

Re: [CentOS] how to use an Adaptec RAID 51645

2019-08-05 Thread Alexander Dalloz
Am 2019-08-05 12:30, schrieb Alexander Dalloz: Am 2019-08-05 12:24, schrieb Ralf Prengel: Hallo, has anyone a hint how to use an Adaptec RAID 51645 under Centos 7? A volume is created using the controller interface but isn't active under centos. Thanks for hintsts Ralf That's a pretty old

Re: [CentOS] how to use an Adaptec RAID 51645

2019-08-05 Thread Alexander Dalloz
Am 2019-08-05 12:24, schrieb Ralf Prengel: Hallo, has anyone a hint how to use an Adaptec RAID 51645 under Centos 7? A volume is created using the controller interface but isn't active under centos. Thanks for hintsts Ralf That's a pretty old RAID controller. Kernel module support for such

[CentOS] how to use an Adaptec RAID 51645

2019-08-05 Thread Ralf Prengel
Hallo, has anyone a hint how to use an Adaptec RAID 51645 under Centos 7? A volume is created using the controller interface but isn't active under centos. Thanks for hintsts Ralf ___ CentOS mailing list CentOS@centos.org

Re: [CentOS] [OT] odd network question

2019-08-05 Thread Giles Coochey
On 05/08/2019 09:18, Pete Biggs wrote: I've found the default 10min bans hardly bother some attackers. So I've added the "recidive" feature of fail2ban. After the second 10min ban, the attacker is blocked for 1 week. Oh definitely. My systems are set to "3 bans and you're out" - a recidive

Re: [CentOS] [OT] odd network question

2019-08-05 Thread Pete Biggs
> > I've found the default 10min bans hardly bother some attackers. > So I've added the "recidive" feature of fail2ban. After the > second 10min ban, the attacker is blocked for 1 week. > Oh definitely. My systems are set to "3 bans and you're out" - a recidive ban is permanent after three

Re: [CentOS] browsers slowing Centos 7 installation to a crawl

2019-08-05 Thread Peter
On 5/08/19 10:42 AM, Michael Hennebry wrote: Mem:    2020144 1454904   76140  204764  489100 135004 Swap:   4883724  978480 3905244 free -h is generally more readable, but... It's RAM. You basically have a total of 2G ram on the system, you have less

Re: [CentOS] [OT] odd network question

2019-08-05 Thread Giles Coochey
On 05/08/2019 08:50, Jon LaBadie wrote: I've found the default 10min bans hardly bother some attackers. So I've added the "recidive" feature of fail2ban. After the second 10min ban, the attacker is blocked for 1 week. Interesting, didn't know about that feature, but, oh, I just generally

Re: [CentOS] [OT] odd network question

2019-08-05 Thread Jon LaBadie
On Sat, Aug 03, 2019 at 04:50:05PM +0100, Giles Coochey wrote: > > On 02/08/2019 19:38, Jon LaBadie wrote: > > On Fri, Aug 02, 2019 at 10:19:49AM -0400, mark wrote: > > > Fred Smith wrote: > > > > On Fri, Aug 02, 2019 at 09:28:23AM -0400, mark wrote: > > > > > I've been using fail2ban for some

[CentOS-docs] [centos/centos.org] branch master updated: Added new keys for CentOS 8 and beyond

2019-08-05 Thread git
This is an automated email from the git hooks/post-receive script. unknown user pushed a commit to branch master in repository centos/centos.org. The following commit(s) were added to refs/heads/master by this push: new c18eb62 Added new keys for CentOS 8 and beyond c18eb62 is described