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anonymous / watchdir.c
Created August 19, 2014 06:35
watchdir - Solaris File Event Notification
/* ************************************************************************
* watchdir.c
*
* watchdir uses Solaris' File Event Notification system to monitor
* a directory for changes. It is in this respect similar in use case
* to Linux's inotify-tools.
*
* This method of monitoring a directory is far superior to any
* alternative that would probably use looping and some sort of polling.
*
@robinsmidsrod
robinsmidsrod / firefly.ipxe
Created June 14, 2013 13:02
Firefly IllumOS recovery environment netbooted using iPXE
#!ipxe
echo Booting Firefly 0613 for ${initiator-iqn}
set base-url ${boot-url}/firefly-0613/boot
# http://alexeremin.blogspot.no/2013/05/firefly-failsafe-image-for-illumos.html
# http://sourceforge.net/projects/fireflyfailsafe/files/
# Download ISO, unpack ISO and copy files to boot-url
# The ramdisk is compressed with gzip, which must be unpacked
# to work with iPXE
# mv firefly firefly.gz
# gunzip firefly.gz
@rgreenjr
rgreenjr / postgres_queries_and_commands.sql
Last active July 25, 2024 08:07
Useful PostgreSQL Queries and Commands
-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query
FROM pg_stat_activity
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
ORDER BY query_start desc;
-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query
FROM pg_stat_activity
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'