Upgrade Kernel on Centos7 via ELRepo

Install the ELRepo and GPG key rpm –import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org yum install -y http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm Enable kernel updates from elrepo yum-config-manager –enable elrepo-kernel Remove old kernel stuff yum remove -y kernel-{devel,tools,tools-libs} Install the ELRepo built kernel and grub2-tools yum install -y kernel-ml kernel-ml-{devel,tools,tools-libs} grub2-tools We ensure these exist on the off chance they were removed during the… Leer más: Upgrade Kernel on Centos7 via ELRepo »

pdp 11 simh raspberry

apt-get install simh unzip uv7swre.zip $ simh-pdp11 PDP-11 simulator V3.8-1 sim> set cpu 11/45 Disabling XQ sim> set tto 7b sim> attach rl unix_v7_rl.dsk sim> boot rl @boot New Boot, known devices are hp ht rk rl rp tm vt : rl(0,0)rl2unix mem = 177856 # mkdir /usr/dmr # chown dmr /usr/dmr # chgrp 3… Leer más: pdp 11 simh raspberry »

http://info.cern.ch/ home of the first website

http://info.cern.ch http://info.cern.ch – home of the first website From here you can: Browse the first website Browse the first website using the line-mode browser simulator Learn about the birth of the web Learn about CERN, the physics laboratory where the web was born

Categoría: Nix

cisco ssh legacy Unable to negotiate with no matching key exchange method found. Their offer: diffie-hellman-group1-sha1

Error in legacy ssh switches: Unable to negotiate with 192.168.1.1: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1 The OpenSSH website has a page dedicated to legacy issues such as this one. It suggests the following approach, on the client: ssh -oKexAlgorithms=+diffie-hellman-group1-sha1 123.123.123.123 or more permanently, adding Host 123.123.123.123 KexAlgorithms +diffie-hellman-group1-sha1 to ~/.ssh/config. This will enable the old… Leer más: cisco ssh legacy Unable to negotiate with no matching key… »

shiny-server timeout nginx

error in nginx: upstream prematurely closed connection while reading response header from upstream     In the shiny-server configuration help, there are two timeouts that can be set in the free shiny server version. app_init_timeout — Describes the amount of time (in seconds) to wait for an application to start. After this many seconds if… Leer más: shiny-server timeout nginx »

Easy Steps to Limit Mongodb Memory Usage

http://www.techpaste.com/2016/04/limit-mongodb-memory-usage/ Spaces are important!!! # Where and how to store data. storage: dbPath: /var/lib/mongo journal: enabled: true # engine: wiredTiger # mmapv1: wiredTiger: engineConfig: configString: cache_size=200M

Find the UUID of a filesystem and add to fstab

use blkid sudo blkid /dev/sda2: LABEL=»NTFSDISK» UUID=»8C14553212372BD7″ TYPE=»ntfs» PARTLABEL=»Basic data partition» PARTUUID=»6120d102-a321-2dg3-a3c2-abc3b31313a3″ /dev/sda1: UUID=»727cac18-044b-4504-87f1-a5aefa774bda» TYPE=»ext3″ /dev/sdb: UUID=»467c4aa9-963d-4467-8cd0-d58caaacaff4″ TYPE=»ext3″ Find UUID and add to fstab # # /etc/fstab # Created by anaconda on Fri Feb 2 13:55:13 2018 # # Accessible filesystems, by reference, are maintained under ‘/dev/disk’ # See man pages fstab(5), findfs(8), mount(8) and/or… Leer más: Find the UUID of a filesystem and add to fstab »

Timeout systemctl systemd

systemctl cat Then you need to create a {service}.service file to override your settings with information from [Service] section from systemctl cat {service} command and restart daemon after that: echo «[Service] TimeoutSec=15min ExecStart=/etc/rc.d/init.d/ start ExecStop=/etc/rc.d/init.d/ stop ExecReload=/etc/rc.d/init.d/ reload» > /lib/systemd/system/{service}.service sudo systemctl daemon-reload Timeout set by systemd systemctl show SERVICE_NAME.service -p TimeoutStopUSec

change network to private windows 2012 windows server

Hit Winkey + R to open Run prompt and type gpedit.msc Navigate to: Computer Configuration/Windows Settings/Security Setting /Network List Manager Policies. Choose your Network name in the right pane. Note: To show networks not currently connected, right-click Network List Manager Policies in the left pane and choose Show All Networks. Go to Network Location tab and change the Location type from Public to Private.  Close… Leer más: change network to private windows 2012 windows server »