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flannon
/ Create an auto scaling group
Last active
September 18, 2015 20:48
Create Autoscaling groupwith the aws cli.
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| aws autoscaling create-auto-scaling-group --auto-scaling-group-name <name-asg> --launch-configuration-name uqbar-lc --max-size 1 --min-size 1 --availability-zones "us-east-1b" --vpc-zone-identifier <subnet-XXXXXXXX> |
flannon
/ Create lauch configuration
Last active
December 8, 2015 21:51
Create a launch configuration with a spot price of ¢.045
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| Create launch configuration - with a spot price requirement single security group, no termination policy | |
| aws autoscaling create-launch-configuration --launch-configuration-name <name-lc> --image-id <ami-XXXXXXXX> --instance-type m3.medium --associate-public-ip-address --spot-price .045 --security-groups <security group name> | |
| Create launch configuration -- with a spot price requirement, multiple security groups and block device mappings for terminaiton policy | |
| aws autoscaling create-launch-configuration --launch-configuration-name test-lc --image-id <ami-xxxxxxxx> --instance-type t1.micro --associate-public-ip-address --spot-price .035 --security-groups {<sg-XXXXXXX>,<sg-XXXXXXX>} --block-device-mapping "[{\"DeviceName\": \"/dev/sda\",\"Ebs\": {\"DeleteOnTermination\": true, \"VolumeSize\": 8, \"VolumeType\": \"standard\"}}]" |
flannon
/ scaleup.sh
Last active
September 18, 2015 20:52
Scale up - time based scale up of autoscale group
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| aws autoscaling put-scheduled-update-group-action --scheduled-action-name <name-UpDaily> --auto-scaling-group-name <name-asg> --recurrence "45 16 * * *" --min-size 1 --max-size 1 --desired-capacity 1 --start-time 2015-08-16T20:44:00Z |
flannon
/ scaledown.sh
Last active
September 18, 2015 20:53
Scale down - time based scale down sets autoscaling group to 0 instances
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| aws autoscaling put-scheduled-update-group-action --scheduled-action-name <name-DownDaily> --auto-scaling-group-name <name-asg> --recurrence "10 22 * * *" --min-size 0 --max-size 0 --desired-capacity 0 --start-time 2015-08-16T20:12:00Z |
flannon
/ clean_orphaned_snapshots.py
Created
February 8, 2016 22:57
— forked from mjbommar/clean_orphaned_snapshots.py
Cleans orphaned snapshots from an EC2 account. Requires boto config.
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| ''' | |
| @author Bommarito Consulting, LLC | |
| @date 20120622 | |
| Identify and, if requested, remove orphaned snapshots from an EC2 account. | |
| ''' | |
| # Imports | |
| import boto |
flannon
/ post-merge
Created
February 16, 2016 17:59
— forked from sindresorhus/post-merge
git hook to run a command after `git pull` if a specified file was changed. In this example it's used to run `npm install` if package.json changed and `bower install` if `bower.json` changed. Run `chmod +x post-merge` to make it executable then put it into `.git/hooks/`.
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| #/usr/bin/env bash | |
| # MIT © Sindre Sorhus - sindresorhus.com | |
| # git hook to run a command after `git pull` if a specified file was changed | |
| # Run `chmod +x post-merge` to make it executable then put it into `.git/hooks/`. | |
| changed_files="$(git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD)" | |
| check_run() { | |
| echo "$changed_files" | grep --quiet "$1" && eval "$2" |
flannon
/ solr notes
Created
March 20, 2016 10:20
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| a solr rpm implementation | |
| https://github.com/mentalblock/solr-rpm |
flannon
/ OS X commands
Last active
June 9, 2016 15:52
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| Enable screen sharing/VNC | |
| $ sudo /System/Library/CoreServices/RemoteManagement/ARDAgent.app/Contents/Resources/kickstart -activate -configure -access -on -clientopts -setvnclegacy -vnclegacy yes -clientopts -setvncpw -vncpw <password> -restart -agent -privs -all | |
| List all groups | |
| $ dscl . list /groups | |
| List group members |
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| List block devices | |
| $ lsblk | |
| Read label | |
| $ sudo e2label <device name> | |
| write label | |
| $ sudo e2label <device name> <label> | |
| fstab entries to mount by label |
flannon
/ httpd stuff
Last active
October 24, 2017 14:23
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| list compiled modules | |
| $ httpd -l | |
| Estimate memory usage per apache process | |
| $ ps -lyC httpd --sort:rss | awk '{sum+=$8; ++n} END {print "Tot="sum"("n")";print "Avg="sum"/"n"="sum/n/1024"MB"}' | |
| The max value for MaxClients/MaxServers should be set to 80% of memory consumption | |
| (i.e. mem per httpd process divided by 80% system memory.) | |
| Or, for another version from https://gist.github.com/tbjers/4496984 with slight modifications, try this, |
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