Problem with SSD corruption on power failure .. flactuation

only enterprise-class SSDs can be relied upon (at all) for safe behavior on power fail. The enterprise-class SSDs have super-capacitors that store enough power to write all data stored in the RAM within the SSD on power fail, and vendors charge three times as much as they do for consumer class SSDs. Some vendors do… Continue reading Problem with SSD corruption on power failure .. flactuation

New open source medical image repository debuts

A team of medical researchers from four European institutions has created the Image Data Resource, a repository “that is capable of storing and integrating data from multiple laboratories, whilst also significantly enhancing the potential for sharing and reusing imaging data.” The repository “offers potential to identify new therapies and targets, and broadens the scope of research… Continue reading New open source medical image repository debuts

how to check if you have open port gateway linux

you can use nmap to test open port gateway see below https://nmap.org/nsedoc/scripts/ip-forwarding.html or you can use nping as follows   # nping –icmp –dest-mac [gateway mac] [target ip] You can find your router’s mac in your local ARP cache: $ arp -v [gateway ip]  

ipmitool dev not found

modprobe ipmi_devintf modprobe ipmi_si You can add these to /etc/modules to have them loaded automatically (just list the module names): ipmi_devintf ipmi_si

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linux gateway

iptables -A FORWARD -i eth1 -j ACCEPT iptables -A FORWARD -o eth1 -j ACCEPT iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE #ETHO where internet is connected

linux gateway

sysctl -w net.ipv4.ip_forward=1 iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE

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Categorized as Big Data