Archives : April-2015
I am trying to monitor a host in the Amazon EC2 cloud.Yet when I try to check NRPE from the monitoring host I am getting an SSLhandshake error:[root@monitor1:~] #/usr/local/nagios/libexec/check_nrpe -H ops.jokefire.com CHECK_NRPE: Error – Could not compl..
all,is there a possibility to connect to a VPN manually before login on CentOS desktop (Gnome). I know of a similar functionality in Windows.Is there a tutorial or something?Tha..
I have CentOS 6 running kvm. IPv4 works perfectly works. But I am having some problem with ipv6, looks like its bridge routing problem but stuck.here are my bridge detail:bridge name bridge id STP enabled interfaces br0 8000.000af75613f2 no eth1vnet1..
CentOS-virt list.The institution where I work has been donated some older IBM BladeCenters with IBMs LS-20 blade servers installed.These LS-20s are equipped with Opteron 275 processors (dual-core, dual-socket).In researching my virtualization optio..
Im staring at the free CentOS images on AWS, and seeing that whoever set those up elected to use a partition for /dev/xvda1 rather than taking advantage of Amazons tendency to use /dev/xvda, /dev/xvdb, etc. for each disk and use those directly as a f..
I have noanacron installed on a fresh CentOS 7 install.I added this too settings.nano /etc/cron.d/0hourly*/5 * * * * root run-parts /etc/cron.fiveminutes*/1 * * * * root run-parts /etc/cron.minute0,30 * * * * root run-parts /etc/cron.halfhourand t..
We have a compute cluster of about 100 machines that do a read-only NFS mount to a big NAS filer (a NetApp FAS6280).The jobs running on these boxes are analysis/simulation jobs that constantly read data off the NAS.We recently upgraded all these machi..
may be somewon has a working solution and information on that:I installed the most recent mysql community on a server and do get a lot of errno: 24 – Too many open files.There are suggestions to increase the open_files_limit, change/add that to /etc/security/limits.c..
Sometimes when I save a file in emacs, it thinks that the buffer is still dirty. If I use C-x C-w to write the file, I get an overwrite warning but the buffer always goes clean.Perhaps this is related to the file atime? My /home is btrfs with relati..
nowhere does it say that CentOS is approved for use in DoD. it is not on the APL, only RedHa..
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