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hojas purpuras y azules


Titan es un misterio. Puede haber alguna forma de plantas subterraneas en titan que se alimentan de filtraciones en la roca que no necesitan mucha superficie de captacion solar porque son plantas cristalinas y pueden tener interaccion subterranea como las raices de arboles que se abrazan y se acarician. Algo.

Ayn Rand


Intervencion literaria. Una aclaracion de algo que yo tengo entendido y alguna vez me trajo contrariedad en discusiones que son frecuentes por la vida.- Hubo varios fanaticos de Alfred Hitler que no necesariamente participaron del Holocausto, se entiende. Ayn Rand habria sido uno de aquellos casos que no se comprometieron con la determinacion homicida de … Sigue leyendo

ZFS I/O error. from Degraded to ONLINE.


Pool restore procedures this is not a test. we succeeded ZFS recovery procedures. it’s a success gptid/021cc ONLINE 0 0 0   scrub should be recommended for situations where earth magnetism, microwaves, and earthquakes are frequent as well as cosmic rays…(?) zfs internal checksum of all files is pretty amazing and worths the loads birth_hole … Sigue leyendo

ZFS resilience after fatal crash on spare HDD


This intends to be a more resilient ZFS configuration ahead of a spare hdd failure So we used many different locations to store virtual files for the pools Hoping to bring a stronger redundancy as well as performance for the mirrors #!/bin/bash # ZFS multi redundancy local pool # Test! # export SIZE=4 # It’s … Sigue leyendo

Uberblock thing resume: complicated


LORD.. it looks like i’m getting my zfs data back but the rollbacks are quite older than 28 days does vdevs remain after scrub? the most advances i did whas the next. zdb -u -l /dev/disk/by-id/ata-WDC_WD3200AAKS-61L9A0_WD-WCAV2T959597 returns something betterh than -uuu LABEL 0 failed to unpack label 0 LABEL 1 failed to unpack label 1 … Sigue leyendo

past activities 2014


Some Links for the winter recess   The Best Java Unit testing frameworks -> j.mp/1ouJq4L #devops #java #unix #eclipse Analysis of Boolean Functions j.mp/1k0wxju #algebra #logics #mathematics #computing Exploring tactile perception limits near 270 nanometers… j.mp/1laQAtV #touchscreen #tactile #android #antropology Hardware resilience: hardware-level fault injection testing j.mp/1laS2fG #bsd #zfs #unix #computing #hpc Empowering local development by using open technologies … Sigue leyendo