aidanhs

The instructions are:

$ go build udocker.go
$ chgrp docker udocker
$ chmod g+s udocker
$ mv udocker /usr/local/bin

I have performed the first three and therefore have this:

aidanhs

--- runtime-gdb.py	2015-05-05 17:03:21.520510629 +0100
+++ runtime-gdb-hacks.py	2015-05-05 17:05:24.416677753 +0100
@@ -369,6 +369,41 @@
 		ptr = ptr[linkfield]
 
 
+class AidanCmd(gdb.Command):
+	"List all goroutines."
+
+	def __init__(self):

aidanhs

use std::io::{BufRead, BufReader};
use std::process::{Child, Command, Stdio};

fn main() {
    for id in 1..64_000 {
        let mut child = Command::new("echo").arg(id.to_string())
            .stdout(Stdio::piped()).stderr(Stdio::piped())
            .spawn().unwrap();
        output(&mut child, false);
        child.wait().unwrap();

aidanhs

[cargobomb-prod cargobomb]$ df -h
Filesystem      Size  Used Avail Use% Mounted on
devtmpfs         15G   92K   15G   1% /dev
tmpfs            15G   72K   15G   1% /dev/shm
/dev/xvda1       99G   31G   68G  31% /
/dev/xvdb       985G  801G  134G  86% /home/ec2-user/cargobomb/work
[cargobomb-prod cargobomb]$ df -h
Filesystem      Size  Used Avail Use% Mounted on
devtmpfs         15G   92K   15G   1% /dev
tmpfs            15G   72K   15G   1% /dev/shm