alibo

alibo

alibo

alibo

alibo

Install Shadowsocks-libev + simple-obfs on Ubuntu 16.04

Install shadowsocks-libev via Ubuntu PPA

sudo apt-get install software-properties-common -y
sudo add-apt-repository ppa:max-c-lv/shadowsocks-libev -y
sudo apt-get update
sudo apt install shadowsocks-libev

alibo

//@see https://www.npmjs.com/package/archiver
var archiver = require('archiver')
var http = require('http');

http.createServer(function(request, response) {
    var archiver = archiver('zip')
    archiver.pipe(response)
    response.setHeader('Content-type', 'application/zip')
    response.setHeader('Content-disposition', 'attachment; filename=file_name.zip');

alibo

'use strict';

/*
 Thanks to https://gist.github.com/vgeshel/1dba698aed9e8b39a464
*/

console.log('Loading function');

const aws = require('aws-sdk');
const s3 = new aws.S3({ apiVersion: '2006-03-01' });

alibo

Mino S3 Gateway(GUI) for Ceph backed S3

Step 1: Installing S3 on Rook-Ceph

Follow https://rook.io/docs/rook/v1.4/ceph-object.html

Create the CephObjectStore as described above and then instead of creating a ObjectBucketCalim, create a CephObjectStoreUser

cat << EOF | kubectl apply -f -

alibo

sudo tshark -i eth0 -f 'port 80 or 443' -R 'http.host matches ".*?youtube\.com.*"' -S -V -l -T fields -e ip.src -e ip.src_host -e ip.dst -e ip.dst_host -e http.accept -e http.accept_encoding -e http.accept_language -e http.authbasic -e http.authorization -e http.cache_control -e http.connection -e http.content_encoding -e http.content_length -e http.content_length_header -e http.content_type -e http.cookie -e http.date -e http.host -e http.last_modified -e http.location -e http.notification -e http.proxy_authenticate -e http.proxy_authorization -e http.proxy_connect_host -e http.proxy_connect_port -e http.referer -e http.request -e http.request.full_uri -e http.request.method -e http.request.uri -e http.request.version -e http.response -e http.response.code -e http.response.phrase -e http.sec_websocket_accept -e http.sec_websocket_extensions -e http.sec_websocket_key -e http.sec_websocket_protocol -e http.sec_websocket_version -e http.server -e http.set_cookie -e http.transfer_encoding -e http.upgrade -e http

alibo

Overly aggressive CFS

We're looking at CPU bandwidth control via CFS:

• https://www.kernel.org/doc/Documentation/scheduler/sched-bwc.txt

Reproduction program

Program does number of iterations, in each iteration we burn CPU in small chunks until we get 5ms of real time spent. On each iteration we also print how much