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@stantonk
stantonk / multitail.sh
Created February 27, 2013 21:43
Unified tail -f of a log file across multiple hosts via ssh.
#!/bin/bash
HOSTS=(PUT, YOUR, HOSTS, HERE)
CMD="tail -f logs/api.log"
echo "Hit CTRL-C to stop"
sleep 0.5
PIDS=""
for host in ${HOSTS[*]}
do
@camertron
camertron / measure.rb
Created June 15, 2012 22:48
Measure the memory taken by a Ruby object (by Robert Klemme)
#!/bin/env ruby
# lazy hack from Robert Klemme
module Memory
# sizes are guessed, I was too lazy to look
# them up and then they are also platform
# dependent
REF_SIZE = 4 # ?
OBJ_OVERHEAD = 4 # ?