Who is using a performant, redundant, distributed file system?
I'm just looking for some anecdotal experience or conversation about building a distributed file system for ~5-10 PB. We do not need a super high level of redundancy but I would like to be able to...
View ArticleSAN LUNs and Oracle ASM
We're re-configuring our Oracle ASM from the ground up. I've been reading over Oracle's best practices. The bit that confuses me is the number of LUNs to split each ASM disk group into?It says "The...
View Articlekickstarter oddities RHEL7
currently studying up for the RHCSA and I keep running into weird issues with kickstarter seemingly not doing what I want. have a very simple kickstarter below, but what I get when successfully...
View ArticleBook suggestions for following topics?
Hello everyone I'm looking for a few book suggestions as I'm having trouble finding one I find good or up to date.First off...Apache httpd. I would like something for 2.4 as I'm looking into switching...
View ArticleDM + iSCSI + LVM and Disaster Recovery
Decided to poke around here before I open up a case with RH on this because I feel like this might be something simple I'm missing. Historically, the environment I took over has always used NFS volumes...
View Articlewhy does the script doesn't run as source but run as python?
[machineA tmp]# service puppet status puppet is stopped [machineA tmp]# /etc/cron.daily/ensure_puppet [machineA tmp]# service puppet status puppet is stopped [machineA tmp]# python...
View ArticleCareer in Linux admin
I was thinking of doing a career in Linux administration and was wondering if anyone can give me any pointers/knowledge needed/resources to develop my skills. Thanks. submitted by /u/retardreaper...
View ArticleRandom IP scanning problem
I have a mail server running CentOS 7 that is getting scanned more often than normal by random bots, and as of yesterday it has continued. Will a rate limit work? If so how can I check what IPs it...
View ArticlePuppet vs Gru - Benchmarking Speed & Concurrency
submitted by /u/dnaeon [link] [comments]
View ArticleLinuxadmins give me an example where you use Golang in your everyday job
scripting, network optimization, anything, why did you choose golang? submitted by /u/EGJW [link] [comments]
View ArticleCopying imap folders across hosts?
I am trying to move a mailbox from host A to host B. I have successfully done this in the past with the imapcopy Linux tool.Unfortunately I just found out that it does not support SSL on 993. In this...
View ArticleHow to stop customer sites and console http https?
http://imgur.com/a/WlxrwMy ppma, idrac, vmware, almost all of the web mgmt is flying plain text. How can I make it https? There's just too many of them for me to configure ssl one by one, is there some...
View ArticleAdvice on how to configure small cluster
Hello!TLDR: What tools/frameworks do you use to generate configuration files and site documentation?We develop software that is deployed in small cluster of 5 or 6 virtual machines. Our CI (continuous...
View ArticlePossible Dependency Hell
I'll try to be brief. Our plans were to update a non-internet air gapped RHEL7.2 system ($NI) with another internet connected RHEL7.2 system($I). We used yumdownloader to package together the update on...
View Articlestuck with replicating System V startup/shutdown email to systemd
We're in the process of standardizing our rhel 7 installs, incorporating some things we had defined from our rhel 6 standard. One of the things I'm trying to bring over is a script that sends an email...
View ArticleThe various IDs of disks, filesystems, software RAID, LVM, et al in Linux
submitted by /u/speckz [link] [comments]
View Articlelocating the user that is in the directory of a mount point for successful...
This question has been in my mind for a while and I can't figure out the fastest and most efficient way to do it. So let's say you have a dir call /data. The box is public, users can ssh into the box...
View Articleable to samba share on 1g interface but not 10ge why?
The 10ge is a twinax between a windows machine and a linux box. I setup the linux box to do smb share. On windows I can access the share via \\<$1g_ip_addr but when I do \\$10g_ip_addr i get widows...
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