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Francisco Granados Gómez gzfrancisco
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dreness
/ watch_file.d
Last active
July 16, 2020 22:29
Try to find out who is opening, reading from, writing to, deleting a file
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| #!/usr/sbin/dtrace -s | |
| #pragma D option quiet | |
| #pragma D option switchrate=10hz | |
| /* pass the filename to watch for as the only cli argument */ | |
| dtrace:::BEGIN | |
| { | |
| /* double dollar sign to stringify cli arg */ |
rgreenjr
/ postgres_queries_and_commands.sql
Last active
September 19, 2024 05:47
Useful PostgreSQL Queries and Commands
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| -- 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%' |