11,211 reputation
31226
bio website zcentric.com
location San Francisco, CA
age 35
visits member for 4 years, 8 months
seen 13 hours ago

I'm a Linux sys admin by trade and a programmer by hobby.


Jun
3
comment Dynamically update DNS zones and records correctly?
if you add/delete a whole zone.. just use reload.. if you edit a zone use reload with the zonename after it. I do all our changes from puppet and that's how we gracefully handle changes with no downtime
Jun
2
answered Dynamically update DNS zones and records correctly?
Jun
1
comment Both servers running keepalived become master and have a same Virtual IP
you have a split brain due to the two keepalives not being able to talk to each other
May
23
comment sudo: How to allow only one argument to a command?
is it a set arguement like always -abc? or can it vary?
May
19
comment MySQL Process Big
caching won't pass back anything to the db layer.. so yes it will. Sleeping queries take up little resources other then a connection slot.
May
18
answered MySQL Process Big
May
8
comment chkconfig equivalent for upstart jobs on CentOS6
you answered your own question with the last edit
May
7
answered Unable to use gateway once in OpenVPN
May
2
answered reverse proxy and load balance server architecture
May
2
comment Unable to create new directories in /srv/www
are you using something like redhat or centos?
Apr
28
answered How to log a request to apache access log if it's cached by Varnish
Apr
23
comment How to recover free space on deleted files without restarting the referencing processes?
for reference.. a better way to delete a opened file is to copy /dev/null into the file cp /dev/null file
Apr
23
comment How can I add x-forwarded-for in Apache error log file?
Your answer is the way to go in 2.2 which he said was the version.. I was just putting it out there in case others came and running 2.4
Apr
23
answered How can I add x-forwarded-for in Apache error log file?
Apr
18
answered bash: use outside variables when reading multiple lines into ssh
Apr
18
revised bash: use outside variables when reading multiple lines into ssh
added 21 characters in body
Apr
18
answered OpenVPN - Client traffic is not entirely routed through VPN
Apr
18
comment Check whether CDN is working or not
this question really makes no sense.. a cdn should use a completely different hostname then your webserver.
Apr
18
answered Single slave - multiple master MySQL replication
Apr
17
comment Cisco 2960S Slow HSRP Failover
here's the config pastebin.com/NS2Ft6pz Right now if we reboot switch1 which goes to the primary hsrp link.. we can't ping anything internal or the uplink till both switches come online