soumyadipdm

import sys
import time
import numpy as np
import json

CF_HASHTABLESIZE = 8192

def stringhash(s, seed, max):
    # Implementation of StringHash() from:
    # https://github.com/lpefferkorn/cfe-rsplaytime/blob/master/cfe-rsplaytime.py

soumyadipdm

diff --git a/libpromises/verify_classes.c b/libpromises/verify_classes.c
index cef489e..0cb79e6 100644
--- a/libpromises/verify_classes.c
+++ b/libpromises/verify_classes.c
@@ -161,8 +161,10 @@ static bool SelectClass(EvalContext *ctx, const Rlist *list, const Promise *pp)
     assert(list);

     char splay[CF_MAXVARSIZE];
+    uintmax_t now = (uintmax_t)time(NULL);
+    now -= now % CF_HASHTABLESIZE;

soumyadipdm

import sys
import time
import numpy as np
import json

CF_HASHTABLESIZE = 8192

def stringhash(s, seed, max):
    # Implementation of StringHash() from:
    # https://github.com/lpefferkorn/cfe-rsplaytime/blob/master/cfe-rsplaytime.py

soumyadipdm

# ----- Trial 1 ----- #
During Minute: 1
select_class_original:
mps1 was selected by 2005 hosts

select_class_changed:
mps4 was selected by 499 hosts
mps2 was selected by 527 hosts
mps3 was selected by 482 hosts
mps1 was selected by 497 hosts

soumyadipdm

function my_stdlib::is_app (String $app) >> Boolean {
  # Check if the host is running the specified app

  $is_found = false
  $facts['myapps']['myclusters'].each | $appname, $rval| {
    if has_key($rval, 'name') {
      if $rval['name'] == $app {
        $is_found = true
        # return from here
      }

soumyadipdm

function my_stdlib::get_apps () >> Array[String] {
  # Get all the apps running on the host

  $apps = []
  $facts['myenc']['myapps'].each | $range, $rval | {
    $rval.each | $key, $val | {
      if $key == 'appname' {
        $apps = concat($apps, $val)
      }
    }

soumyadipdm

font_family      SF Mono Regular
bold_font        SF Mono Bold
italic_font      SF Mono Italic
bold_italic_font SF Mono Bold Italic
font_size 12.0
adjust_line_height  0
adjust_column_width 0
box_drawing_scale 0.001, 1, 1.5, 2
cursor #cccccc
cursor_text_color #111111

soumyadipdm

--- /usr/share/bcc/tools/tcptop	2020-05-06 09:47:19.000000000 +0000
+++ my_tcptop3	2020-06-04 07:02:29.028703296 +0000
@@ -25,7 +25,7 @@
 # 02-Sep-2016   Brendan Gregg   Created this.
 
 from __future__ import print_function
-from bcc import BPF
+from bcc import BPF, DEBUG_BPF, DEBUG_PREPROCESSOR, DEBUG_SOURCE
 import argparse
 from socket import inet_ntop, AF_INET, AF_INET6

soumyadipdm

Disassembly of section .bpf.fn.kprobe__tcp_cleanup_rbuf:
kprobe__tcp_cleanup_rbuf:
; { // Line  87
   0:	79 17 68 00 00 00 00 00 	r7 = *(u64 *)(r1 + 104)
; struct sock *sk = ctx->di; int copied = ctx->si; // Line  88
   1:	79 19 70 00 00 00 00 00 	r9 = *(u64 *)(r1 + 112)
; u32 pid = bpf_get_current_pid_tgid() >> 32; // Line  89
   2:	85 00 00 00 0e 00 00 00 	call 14
   3:	bf 06 00 00 00 00 00 00 	r6 = r0
   4:	b7 08 00 00 00 00 00 00 	r8 = 0