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67 views

Popped in replacement harddrive in RAID 1 configuration; Seeing I/O but the drive is not recognized by OS or RAID controller

CentOS 5.11; Dell PowerEdge R410; Dell SAS 6/iR Integrated Blades RAID Controller. Have two drives, both in a RAID 1 array. First drive failed. Pulled it out and popped in a new drive (same brand ...
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65 views

RHEL yum broken

I have RHEL which is deployed from Amazon AMI, and yum is somehow broken. I must use that AMI because of corporate software installed on it. There is no way to rollback to previous state. This is the ...
1
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1answer
35 views

install libxml2 without internet connection so that nokigiri can be installed

I am trying to install libxml2 on a redhat box which cannot connect to the internet. So i downloaded and scped the following rpms: libxml2-2.7.6-1.x86_64.rpm libxml2-devel-2.7.6-1.x86_64.rpm ...
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1answer
53 views

how to identify which physical drive(s) correspond to an entry in /etc/fstab [duplicate]

Using Centos. Situation: I have multiple drives off of two RAID controllers. I also have multiple entries in the fstab, such as /dev/sdb, /dev/sdc, etc. What I need to know is how I can identify ...
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108 views

Can we install RHEL5 on Poweredge r430?

We have a legacy software that needs RHEL 5.11 64bit to run. When I tried installing RHEL 5.11 I got the following error: No Drives Found: An error has occurred - no valid devices were found on which ...
1
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1answer
42 views

Application Performance & Interrupt Affinity

Quoting the RedHat Performance Tuning Guide 3.3.7. Setting interrupt affinity Interrupt requests have an associated affinity property, smp_affinity, that defines the processors that will ...
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0answers
22 views

How can I set up vsftp to write files as a specific user?

I have a shared file system, mounted at /exports/share/. This is owned by user exportuser, group exportgroup. I have set up vsftpd so that my test user can log in, and upload files to my share, by ...
2
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0answers
28 views

memory high issue on RHEL server?

18105 /wm/www/tmmy/ 2.2 1128256 1683020 16961 /usr/sbin/httpd 2.4 1201668 1692788 27746 /usr/sbin/httpd 2.4 1217296 1701612 31519 /usr/sbin/httpd ...
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0answers
42 views

Understanding SAR output for historical memory usage

As we know with free -m were suposed to look at the buffers\cache: free -m total used free shared buffers cached Mem: 3919 3398 521 ...
0
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1answer
41 views

Why c app is not writing to nohup.out

I wrote a simple master-slave failover setup for my two servers using c, running redhat6 which using udp heartbeats to monitor one another. In my app I'm printing out some information like, heartbeat ...
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25 views

CIFS samba autofs with spaces

I think that I'm having issues with autofs mounting a Windows share because it contains a space. As a matter of education, I don't want to remove the space. I want to get this working. I can mount ...
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0answers
107 views

qemu-img VHD to raw image convert results in bad geometry:

Is anyone else able to reproduce this? Using StarWind V2V Image Converter on Windows, I'm able to get a valid disk.img file, so the source image.vhd is clean (pulled down from rackspace). Is this a ...
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1answer
76 views

How do I enable updated PHP 5.5 versions in RHEL 7

As our development projects expand we're finding we often need newer versions of PHP, Python, Ruby, etc than are provided by Red Hat. What are others at NU doing to solve this problem? There doesn't ...
2
votes
2answers
71 views

MongoDB frequently switching primaries

We are running a Mongo 2.6 replica set with 3 members: primary, secondary, arbiter. Nearly every day our MongoDB is switching which server is primary and this causes all connections to that DB to be ...
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0answers
52 views

Building a stack of SRPMs in build-dependency order

If I have a stack of SRPMs that I'd like to build, leading to a final product binary RPM. Many of the SRPMs require the built RPMs of other SRPMs to build. These requirements are expressed in the ...
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0answers
23 views

Lighttpd ldap auth issue, massive performance loss (lighttpd 1.4.35-1.el6.x86_64 + RHEL 6.6)

I installed lighttpd for the first time from epel repo. I changed user and group for the webserver and ran the lighttpd server. I can download a page with 200 small images in about a second. If I ...
1
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1answer
184 views

CentOS 7 disable predictable network interface names during install

I know I can use net.ifnames=0 biosdevname=0, with grub, to disable predictable network interface names. This names the first interface as eth0 instead of enp0s3, or whatever. How do I specify this at ...
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2answers
84 views

How to download Redhat Enterprise Linux and SuSe Linux Enterprice mirrors to Ubuntu? [closed]

To download Ubuntu repository I can use debmirror, rsync, apt-mirror and so on. But how to download and sync Redhat Enterprise Linux and SuSe Linux Enterprice repositories to make local mirror?
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1answer
157 views

Kickstart fails to set up multiple bonded interfaces

I’m having some trouble setting up bonded interfaces in a CentOS 6.5 kickstart script. I have 8 physical network interfaces, which want to be configured in pairs as 4 bonded network interfaces. My ...
0
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2answers
70 views

wordpress on openshift custom domain “too many redirects” error [closed]

wordpress on openshift custom domain "too many redirects" error for wp-admin page, works on openshift default domain. My custom domain is: https://sesjau.tk/wp-admin . So I check siteurl and home in ...
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0answers
81 views

How do I force NetworkManager to update /etc/resolv.conf?

If I add a new DNS server using nmcli connection modify eth0 +ipv4.dns 8.8.8.8, I still have to update /etc/resolv.conf for the resolver to pick up the changes, right? So how do I force the update? ...
1
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1answer
46 views

Postfix forward specific mails from HOLD queue

Is it possible in postfix to forward messages from the hold queue by referencing to them by their file name? The best way would be by a terminal command. Even better would be a python command. If ...
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0answers
25 views

Using instance storage for swap on Redhat 5 running in AWS?

I'm running a Redhat 5.11 server in AWS. I can configure swap to use instance storage (/dev/sdc), but every time the server restarts I have to reconfigure the swap. Adding an entry to fstab doesn't ...
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0answers
96 views

Usermod -aG vs gpasswd -a as a best practice

I am aware that usermod -g is not best practice from many posts like this however they normally explain the usermod should not be used as it changes the primary group of a user. These posts dont seem ...
2
votes
1answer
123 views

rsyslog not writing log file after restart

First off, thanks for spending the time to have a look at this issue, its much appreciated. I've had the attached rsyslog.conf configuration running for sometime now until today when I had to restart ...
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0answers
89 views

can't create volume on disk-based libvirt storage pool

I followed Red Hat's doc (to the letter) on adding a disk-based storage pool for my libvirt/kvm server. Here's what I see: [root@kvm ~]# virsh pool-info guest_image_disk Name: ...
2
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0answers
84 views

Many gettimeofday in Apache 2.4 + fcgid + centos 6.6 - Long Wait time for static files

When i perform a strace on apache process, i see many gettimeofday before & after GET request, even when Apache returns a static file like an image file. It results in a long downtime period ...
1
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1answer
92 views

iptables block net range

I'm trying to REJECT network via iptables(8) and for whatever reason it is not doing so: # cat /etc/redhat-release Red Hat Enterprise Linux Server release 6.6 (Santiago) # uname -a Linux X ...
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0answers
294 views

Change Nginx document root from /usr/share/nginx to /etc/nginx

I've tried many things, STFW, RTFM but I still have this problem. The thing is: I have a Nnginx installed in an AWS machine (other fella installed it, not me) and I MUST serve several virtual hosts ...
1
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0answers
52 views

mail send format issue in different linux servers

I have created a send mail script which will run on couple of my client servers. The mail was sent correctly in couple of servers but in some servers the format we receive is not what what we ...
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0answers
96 views

failed ssh logins DOS: pam_systemd Failed to connect to system bus

After a couple of weeks of script kiddies attempting to login via SSH to my CentOS 7 box on EC2, it eventually stops responding on that port (and to http on port 80), and I have to reboot it. The ...
0
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1answer
63 views

bash script doesn't run properly in crontab but runs fine manually

I wrote a small script to determine the average IOPs per hour in which I later manually convert to a graph and spreadsheet for management to discuss a potential SAN upgrade for an upcoming expansion ...
2
votes
1answer
48 views

How to log administrator activities in Red Hat Enterprise? [closed]

Is it better to use auditd or sudo logs to log root and other user activities on a Red hat enterprise machine?
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0answers
63 views

Can't connect to Windows Server 2012 Virtual Machine in Red Hat 6

I have installed a WS2012R2 virtual machine using KVM on Red Hat, It has a bridge connection, Both (Host and Guest) have public IP addresses, both have internet access, both can ping any ip address or ...
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0answers
39 views

Is there any way to run cloud-init on a Redhat 5 instance in AWS?

Redhat 6 includes cloud-init hooks, which means in AWS you can install cfn-init and use CloudFormation. Redhat 5 doesn't appear to have cloud-init. Is there any way to get this working?
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2answers
149 views

How can I set resource stickiness in pacemaker?

I'm playing around with Red Hat's High Availability Add-On, everything seems working fine however I have one issue: Whenever I reboot one of nodes 7test2, resource group g1 migrates to 7test1 (by ...
0
votes
1answer
24 views

Concurrent connections per IP

I need to make a few changes to a firewall configuration, but before I do I'd like to see the number of concurrent Apache connections per IP. This command produces a nice list: #netstat -ntu | awk ...
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0answers
14 views

How to authenticate RHEL 6.6 to Windows Server 2012 Active Directory and LDAP? [duplicate]

Need help with setting up LDAP on Windows Server 2012 R2, I have AD setup already, but not sure what all I need to do to get LDAP running. Then I can't find any good resources online to authenticate ...
1
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0answers
24 views

Clarify directory quota and volume quota on RedHat

I'm following this guide: Managing Disk Quota But I really don't understand how to enable quota for every sub-directory inside a directory, when the containing directory doesn't have any limit. For ...
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votes
1answer
47 views

amazon ec2 linux redhat server install unar package

I'm just trying to install unar package for the purpose of uncompress compressed files. What I've tried is sudo yum install unar But it shows "No package unar available". I googled and downloaded ...
1
vote
1answer
73 views

How do I get firewalld to restrict access to all except specified IP addresses?

I would appreciate some assistance with configuring firewalld please. Here's a bit of background. All I want to do is prevent all access- except whitelisted IP addresses to a web application running ...
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0answers
49 views

How to add a certificate authority (CA) to redhat 5.6

I have Imported a Trusted Root Certification Authority(CA.cer) into Windows,It's working fine on window.Same certificate how to import the redhat 5.6?
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0answers
54 views

yum list available - not showing all packages

I have a strange problem with yum, working on one server and not working on another server that should be identical. The symptom is that after running createrepo on a directory containing RPMs (and ...
0
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0answers
136 views

RedHat 6.6, Apache 2.2.15 and Varnish 4.0.3: Status Code 403 Forbidden on HTTPS/SSL configuration

I'm trying to configure Varnish to work with my SSL Apache configuration. Here's an extract of my httpd.conf file: Listen 8080 ExtendedStatus On NameVirtualHost 192.168.xxx.123:8080 Then I have ...
0
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1answer
234 views

Cannot access SSH & neither any other service

I have installed a Red Hat 6 server as a virtual machine in a windows 2012 enterprise edition Hyper-V. The installation is over and I configured the static IP address using GUI tool provided in the ...
1
vote
1answer
67 views

Why my date command changed and how to restore the default one?

I'm having a problem in a RHEL 5.3 after I tried installing Perl Power Tools. Everything was working fine until I tried installing that package by hand (the server has no access to internet). At ...
2
votes
2answers
75 views

How to disable yum repositories not managed by puppet

Trying to bring a very ad-hoc environment into a more standardized and managed state. In my use-case, I'd like to disable all non-Red Hat repositories (provided by the subscription-manager plugin). ...
1
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0answers
74 views

Cannot install mysql server - Error in PREIN scriptlet in rpm package mysql55-mysql-server-5.5.32-3.el5.x86_64

I am trying to install mysql server 5.5 (or any 5.x versions) on Redhat 5.5 and am having some trouble. I can install the other mysql components but when I try to install mysql-server (or ...
1
vote
1answer
79 views

Server registered via RHSM to a Satellite Server can't load any of its assigned repositorys

One of my Redhat servers can't see any repositorys after registering with our Satellite server. I do have to say this Satellite server is newly setup and the newest Version -> Satellite Server 6 on ...
0
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0answers
68 views

Can't read PID file on OpenLdap using RedHat 6/ Centos

When I try to execute command "service slapd debug", I receive this message [root@elara ~]# service slapd debug slapd: [INFO] Using /etc/default/slapd for configuration slapd: [INFO] Halting ...