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May
17
comment Configuration changes in immutable infrastructure
Look at user-data docs.aws.amazon.com/AWSEC2/latest/UserGuide/user-data.html and cloud-init cloudinit.readthedocs.org/en/latest
May
11
comment AuthorizedKeysFile line commented out but still seems to work
And further, if you want the key not to work, delete the file, the relevant line, or comment it out.
May
7
comment How to point www address to 2 servers depending location?
Agree. We're talking about much more work but the magic that geo DNS providers use is now available to the masses thanks to max mind and programmable DNS servers.
May
7
comment How to point www address to 2 servers depending location?
Sure you can do it on your own. You can do it with a max mind database and a programmable DNS server like power DNS pretty easily.
Apr
23
comment New server unreachable for a time after swapping IP address
Where some type of data=ARP or gratuitous ARP wiki.wireshark.org/Gratuitous_ARP
Apr
16
comment How to create custom graphs in Ganglia?
gmetric:github.com/ganglia/gmetric
Apr
13
comment Ipvsadm to monitor connections on a load balancer
watch 'ipvsadm -L' for starters
Apr
12
comment StarCluster - How to create new AWS AMI
Here's an Ubuntu AMI: aws.amazon.com/marketplace/pp/B00ETJXX3O/… more info: star.mit.edu/cluster/docs/0.91/list_public_amis.html
Mar
26
comment What is the difference between changing instance type(increasing ram capacity) and auto scaling on AWS?
sale up = instance type, scale out = autoscaling
Mar
1
comment HAProxy FrontEnd's IP Added to Header
cbonte.github.io/haproxy-dconv/…
Feb
28
comment Nagios Basic Configuration (for quick addition of new machines)
Probably a weekend project, ya.
Feb
28
comment Nagios Basic Configuration (for quick addition of new machines)
Who said anything about paid solutions? Configuration management tools like Ansible are open source.
Feb
8
comment How to find which routing protocol a router is using. And if found how to test it
show ip route ospf, show bgp, show ip bgp etc
Feb
4
comment openVPN disconnect via command line in linux
NICE! 123456789101112
Jan
27
comment TTL and Google DNS
Anycast ftw. google.com/…
Jan
25
comment 124 emails sent at once while one should be sent every five minutes by cron if a certain web service stops running
Problems with mail delivery? Check the email timstamps and your mailserver logs.
Jan
22
comment How can I send visitors to the closest server using DNS?
Also worth noting that DNS has this feature natively. Put a DNS server in a region with a record pointing to a webserver in that region. Repeat in other regions. Profit.
Jan
22
comment Split tunneling through two VPNs simeltaneously
Not sure I fully grok what you are trying but these may help: lartc.org/howto/lartc.rpdb.multiple-links.html linux-ip.net/html/adv-multi-internet.html unix.stackexchange.com/questions/104830/…
Jan
22
comment TTL in ping vs dig
This is a legitimate question. Not sure why all the downvotes. Also, re ping TTLs: map.meteoswiss.ch/map-doc/ftp-probleme.htm
Jan
17
comment Hitting Ephemeral TCP Port Exhaustion
tech.blog.box.com/2014/06/…