| #!/bin/bash | |
| # ZFS Performance Tuning Script | |
| # Run with appropriate privileges (sudo/root) | |
| set -e # Exit on any error | |
| # Check if ZFS module is loaded | |
| if ! lsmod | grep -q zfs; then | |
| echo "Error: ZFS module not loaded" | |
| exit 1 |
| # Transform a map of | |
| # { <wave1>: [<cluster1>, ... <clusterN>], ... } | |
| # to entries as | |
| # absent(__foo{cluster="cluster1", wave="wave1"}) or | |
| # absent(__foo{cluster="cluster2", wave="wave1"}) | |
| # which are join-able via promQL against cluster- labeled timeseries | |
| $ ./scripts/monitoring/rightsizing/clusters-by-wave.sh karpenter | jq -r '. as $r | |
| | ["ops","prod0","prod1","prod2","prod3","prod4"] as $wave | |
| | reduce $wave[] as $w ([]; . + (( $r[$w] // [] ) | |
| | map({wave:$w, cluster:.}))) |
| //@version=5 | |
| indicator("jjo's TBO inChart (similar to CBT's)", shorttitle="jjo-TBO-inChart", overlay=false) | |
| // === INDICATOR INPUTS === | |
| // Core TBO Settings | |
| tbo_fast = input.int(9, "TBO Fast Period", minval=5, maxval=20, group="TBO Core") | |
| tbo_medium = input.int(21, "TBO Medium Period", minval=15, maxval=35, group="TBO Core") | |
| tbo_slow = input.int(50, "TBO Slow Period", minval=30, maxval=100, group="TBO Core") | |
| tbo_smoothing = input.int(3, "TBO Smoothing", minval=1, maxval=10, group="TBO Core") |
| --- | |
| apiVersion: apiextensions.k8s.io/v1 | |
| kind: CustomResourceDefinition | |
| metadata: | |
| annotations: | |
| controller-gen.kubebuilder.io/version: v0.16.5 | |
| name: netfilterclasses.netfilter-exporter.grafana.com | |
| spec: | |
| group: netfilter-exporter.grafana.com | |
| names: |
| #!/usr/bin/env python | |
| ## Ejemplo minimo para resolver caso1: solo dos sucursales, | |
| ## se debe generalizar teniendo por ej suc_count=6 via codigo. | |
| ## --jjo, 2025-04-25 | |
| from mininet.net import Mininet | |
| from mininet.node import Controller, RemoteController, OVSController | |
| from mininet.node import CPULimitedHost, Host, Node | |
| from mininet.node import OVSKernelSwitch, UserSwitch | |
| from mininet.node import IVSSwitch |
Summary:
| how | walltime | CPU | MEM | obs |
|---|---|---|---|---|
| build-c-native/main | 0:01.10 | 99% | 1408k | |
| build-c-wasm/main.wasm | 0:07.26 | 99% | 37888k | with wasmer |
| build-c-wasm/main.wasm | 0:07.34 | 99% | 15232k | with wasmtime |
| build-go-native/main | 0:05.80 | 100% | 1536k | |
| build-go-wasm/main.wasm | 0:05.61 | 99% | 55388k | with wasmer |
| build-go-wasm/main.wasm | 0:05.69 | 97% | 28768k | with wasmtime |
| # Use Debian Bookworm as the base image | |
| FROM debian:bookworm-slim | |
| # Update the package list and install necessary dependencies | |
| RUN apt-get update && apt-get install -y \ | |
| firefox-esr \ | |
| libcanberra-gtk3-module \ | |
| libdbus-glib-1-2 \ | |
| libgtk-3-0 \ | |
| libx11-xcb1 \ |
Building a sinusoidal, back from now, using vector and label_replace.
round(
8 # <- number of nodes
*
(1-sin(vector((time()-(${__to:date:seconds}))/(3600*10) * pi()))) / 2
)
* on() group_right() (
label_replace(vector(0.0445000) , "spend", "cpu", "", "") * 8 # <- vCPU per node
| ### Add below stanza to your ~/.ssh/config | |
| ## Parsed as vmname.REGION.PROJECT.gcp | |
| Host *.*.*.gcp | |
| ProxyCommand gcloud beta compute ssh --tunnel-through-iap $(echo %h|awk -v FS=. '{ printf ("--project=%%s --zone=%%s %%s", $3, $2, $1) }') --command="nc -q0 localhost 22" |
| $ cat > foo.jsonnet | |
| local applyModifications(obj, f) = | |
| obj + { | |
| [x] : f(obj[x]) for x in std.objectFieldsAll(obj) | |
| } | |
| ; | |
| applyModifications({ | |
| visible: "foo", | |
| hidden:: "bar", |