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==Admin UNIX==
[[File:Infocepo-illustration.jpg|thumb|right]]
*[http://www.unixguide.net/unixguide.shtml UNIX Guide]
'''Discover cloud computing on infocepo.com''':
*[http://wiki.gantzer.eu/index.php/Notes_en_vrac_(brouillon) Patrol settings]
* Master cloud infrastructure
* Explore AI
* Compare Kubernetes and AWS
* Advance your IT skills with hands-on labs and open-source software.


== Today keys ==
Start your journey to expertise.


*SNOW 320 (IP phone)
<br>
== AI Tools ==
* [https://chat.openai.com ChatGPT4] - Public assistant with learning abilities.
* [https://github.com/open-webui/open-webui open-webui] + [https://www.scaleway.com/en/h100-pcie-try-it-now/ GPU H100] + [https://ollama.com Ollama] - Private assistant and API.
* [https://github.com/ynotopec/summarize Private summary]


*SIPXECS (Call server, free)
=== DEV ===
(28/08/2024)
* [https://ollama.com/library LLM Trending]
* [https://github.com/search?q=stars%3A%3E15000+forks%3A%3E1500+created%3A%3E2022-06-01&type=repositories&s=updated&o=desc Project Trending]
* [https://huggingface.co/spaces/HuggingFaceH4/open_llm_leaderboard LLM Ranking]
* [https://chat.lmsys.org ChatBot Evaluate]
* [https://www.perplexity.ai Perplexity AI] - R&D
* [https://huggingface.co/models Models Trending]
* [https://github.com/hiyouga/LLaMA-Factory LLM Fine Tuning]
* [https://huggingface.co/spaces/mteb/leaderboard Embeddings Ranking]
* [https://ann-benchmarks.com Vectors DB Ranking]
* [https://www.nvidia.com/en-us/data-center/h100/ NVIDIA H100] - KUBERNETES or HPC clusters for DATASCIENCE.
* [https://www.nvidia.com/fr-fr/geforce/graphics-cards/40-series/rtx-4080-family NVIDIA 4080] - GPU card for private assistance.
* [https://huggingface.co/models?pipeline_tag=image-text-to-text&sort=trending Img2txt Trending]
* [https://huggingface.co/spaces/TIGER-Lab/GenAI-Arena Txt2img Evaluate]
* [https://github.com/chatchat-space/Langchain-Chatchat Chatchat] - Private assistant with RAG capabilities in Chinese.
* [https://top500.org/lists/green500/ HPC Efficiency]


*MEDIAWIKI (Shared editor, free)
==== INTERESTING LLMs ====
(28/08/2024)
{| class="wikitable"
! Model
! Comment
|-
| '''RAG'''
| (gemma2-27b), $$
|-
| '''RAG-FR'''
| (glm4)
|-
| '''code'''
| (gemma2-27b), $$
|-
| '''math'''
| (gemma2-27b), $$
|-
| '''summary'''
| (llama3.1)
|-
| '''gemma2'''
| Fast
|-
| '''gemma2-27b'''
| Medium, best, $$
|-
| '''gemma2'''
| OllamaFunctions
|}


*UBUNTU SERVER (OS, free)
=== NEWS ===
(04/05/2024)
* [https://www.youtube.com/@lev-selector/videos Very good AI News]
* For the [https://betterprogramming.pub/color-your-captions-streamlining-live-transcriptions-with-diart-and-openais-whisper-6203350234ef '''transcription'''] in real time with Diart, it is possible to follow the interlocutors.
* [https://github.com/openai-translator/openai-translator Translation] tools like Google Translate are becoming popular.
* [https://www.mouser.fr/ProductDetail/BittWare/RS-GQ-GC1-0109?qs=ST9lo4GX8V2eGrFMeVQmFw%3D%3D '''LLM 10x accelerator'''] and cheaper with GROQ.
* [https://opensearch.org/docs/latest/search-plugins/conversational-search Opensearch with LLM]


*PHPBB (Forum, free)
=== TRAINING ===
* [https://www.youtube.com/watch?v=4Bdc55j80l8 TRANSFORMERS ALGORITHM]


*BUGZILLA (Bug management, free)
== CLOUD LAB ==
[[File:Infocepo.drawio.png]]
<br><br>
Presenting my [[LAB project]].


*ALFRESCO (Information management, free)
== CLOUD Audit ==
Created [[ServerDiff.sh]] for server audits. Enables configuration drift tracking and environment consistency checks.


*SME (Company management, free)
== CLOUD Migration Example ==
[[File:Diagram-migration-ORACLE-KVM-v2.drawio.png]]
* 1.5d: Infrastructure audit of 82 services ([https://infocepo.com/wiki/index.php/ServerDiff.sh ServerDiff.sh])
* 1.5d: Create cloud architecture diagram.
* 1.5d: Compliance check of 2 clouds (6 hypervisors, 6TB memory).
* 1d: Cloud installations.
* 0.5d: Stability check.


*SOLARIS (Data center)
{| style="border-spacing:0;width:18.12cm;"
|- style="background-color:#ffc000;border:0.05pt solid #000000;padding:0.049cm;"
| align=center style="color:#000000;" | '''ACTION'''
| align=center style="color:#000000;" | '''RESULT'''
| align=center style="color:#000000;" | '''OK/KO'''
|-
| style="border:0.05pt solid #000000;padding:0.049cm;color:#000000;" | Activate maintenance for n/2-1 nodes or 1 node if 2 nodes.
| style="border:0.05pt solid #000000;padding:0.049cm;color:#000000;" | All resources are started.
| style="background-color:#d8e4bc;border:0.05pt solid #000000;padding:0.049cm;color:#000000;" |
|-
| style="border:0.05pt solid #000000;padding:0.049cm;color:#000000;" | Un-maintenance all nodes. Power off n/2-1 nodes or 1 node if 2 nodes, different from the previous test.
| style="border:0.05pt solid #000000;padding:0.049cm;color:#000000;" | All resources are started.
| style="background-color:#d8e4bc;border:0.05pt solid #000000;padding:0.049cm;color:#000000;" |
|-
| style="border:0.05pt solid #000000;padding:0.049cm;color:#000000;" | Power off all nodes simultaneously. Power on all nodes simultaneously.
| style="border:0.05pt solid #000000;padding:0.049cm;color:#000000;" | All resources are started.
| style="background-color:#d8e4bc;border:0.05pt solid #000000;padding:0.049cm;color:#000000;" |
|-
|}
* 1.5d: Cloud automation study.
* 1.5d: Develop 6 templates (2 clouds, 2 OS, 8 environments, 2 versions).
* 1d: Create migration diagram.
* 1.5d: Write 138 lines of migration code ([https://infocepo.com/wiki/index.php/MigrationApp.sh MigrationApp.sh]).
* 1.5d: Process stabilization.
* 1.5d: Cloud vs. old infrastructure benchmark.
* 0.5d: Unavailability time calibration per migration unit.
* 5 min: Load 82 VMs (env, OS, application code, 2 IPs).


*BUSYBOX (Embedded system, free)
Total = 15 man-days.


*VMWARE (Infrastucture)
== WEB Enhancement ==
[[File:WebModelDiagram.drawio.png]]


*OTRS (Desk management, free)
* Formalize infrastructure for flexibility and reduced complexity.
* Utilize customer-location tracking name server like GDNS.
* Use minimal instances with a network load balancer like LVS.
* Compare prices of dynamic computing services, beware of tech lock-in.
* Employ efficient frontend TLS decoder like HAPROXY.
* Opt for fast HTTP cache like VARNISH and Apache Traffic Server for large files.
* Use PROXY with TLS decoder like ENVOY for service compatibility.
* Consider serverless services for standard runtimes, mindful of potential incompatibilities.
* Employ load balancing or native services for dynamic computing power.
* Use open-source STACKs where possible.
* Employ database caches like MEMCACHED.
* Use queues for long batches.
* Use buffers for stability of real streams.
* More information at [https://wikitech.wikimedia.org/wiki/Wikimedia_infrastructure CLOUD WIKIPEDIA] and [https://github.com/systemdesign42/system-design GITHUB].


== Administration tools ==
== CLOUD WIKIPEDIA ==
* [https://wikitech.wikimedia.org/wiki/Wikimedia_infrastructure CLOUD WIKIPEDIA]


* partimage (Data backup)
== CLOUD vs HW ==
{| class="wikitable"
|-
! Function
! Kubernetes
! OpenStack
! AWS
! Bare-metal
! HPC
! CRM
! oVirt
|-
| '''Deployment Tools'''<br>''(Tools used for deployment)''
| Helm, YAML, Operator, Ansible, Juju, ArgoCD
| Ansible, Packer, Terraform, Juju
| Ansible, Terraform, CloudFormation, Juju
| Ansible, Shell Scripts
| xCAT, Clush
| Ansible, Shell Scripts
| Ansible, Python, Shell Scripts
|-
| '''Bootstrap Method'''<br>''(Initial configuration and setup)''
| API
| API, PXE
| API
| PXE, IPMI
| PXE, IPMI
| PXE, IPMI
| PXE, API
|-
| '''Router Control'''<br>''(Routing services)''
| API (Kube-router)
| API (Router/Subnet)
| API (Route Table/Subnet)
| Linux, OVS, External Hardware
| xCAT, External Hardware
| Linux, External Hardware
| API
|-
| '''Firewall Control'''<br>''(Firewall rules and policies)''
| Ingress, Egress, Istio, NetworkPolicy
| API (Security Groups)
| API (Security Group)
| Linux Firewall
| Linux Firewall
| Linux Firewall
| API
|-
| '''Network Virtualization'''<br>''(VLAN/VxLAN technologies)''
| Multiple Options
| VPC
| VPC
| OVS, Linux, External Hardware
| xCAT, External Hardware
| Linux, External Hardware
| API
|-
| '''Name Server Control'''<br>''(DNS services)''
| CoreDNS
| DNS-Nameserver
| Amazon Route 53
| GDNS
| xCAT
| Linux, External Hardware
| API, External Hardware
|-
| '''Load Balancer'''<br>''(Load balancing options)''
| Kube-proxy, LVS (IPVS)
| LVS
| Network Load Balancer
| LVS
| SLURM
| Ldirectord
| N/A
|-
| '''Storage Options'''<br>''(Available storage technologies)''
| Multiple Options
| Swift, Cinder, Nova
| S3, EFS, FSx, EBS
| Swift, XFS, EXT4, RAID10
| GPFS
| SAN
| NFS, SAN
|}


* tcpdump (Network monitoring)
== CLOUD providers ==
* [https://cloud.google.com/free/docs/aws-azure-gcp-service-comparison CLOUD providers]


* nmap (Network scanner)
== CLOUD INTERNET NETWORK ==
* [https://global-internet-map-2021.telegeography.com/ CLOUD INTERNET NETWORK]


* airodum-ng (Wireless monitoring)
== CLOUD NATIVE ==
* [https://landscape.cncf.io/?fullscreen=yes OFFICIAL STACKS]
* DevSecOps :
[[File:DSO-POC-V3.drawio.png]]


* IBM/Hitachi's Drive Fitness Test
== High Availability (HA) with Corosync+Pacemaker ==
[[File:HA-REF.drawio.png]]


* SiSoft Sandra, Mainboard Monitor ; CPU test
=== Typical Architecture ===


== Hosting ==
* Dual-room.
* IPMI LAN (fencing).
* NTP, DNS+DHCP+PXE+TFTP+HTTP (auto-provisioning), PROXY (updates or internal REPOSITORY).
* Choose 2+ node clusters.
* For 2-node, require COROSYNC 2-node config, 10-second staggered closing for stability. For better stability, choose 3+ nodes architecture.
* Allocate 4GB/base for DB resources. CPU resource requirements are generally low.


* [http://www.eapps.com eapps.com]
=== Typical Service Pattern ===
* [http://www.hesk.com hesk.com]
* Multipath
* LUN
* LVM (LVM resource)
* FS (FS resource)
* NFS (FS resource)
* User
* IP (IP resource)
* DNS name
* Process (Process resource)
* Listener (Listener resource)


== Technical model ==
== HPC ==
[[File:HPC.drawio.png]]


* [http://wikitech.wikimedia.org/view/Main_Page Wikipedia]
== IT Wage ==
* [http://jobsearchtech.about.com/od/educationfortechcareers/tp/HighestCerts.htm Best IT certifications]
* [https://www.silkhom.com/barometre-2021-des-tjm-dans-informatique-digital FREELANCE]
* [http://www.journaldunet.com/solutions/emploi-rh/salaire-dans-l-informatique-hays IT]


== Training ==
== SRE ==
* [https://openapm.io SRE]


*[http://www.gocertify.com/quizzes/ccna/ccna2_19.shtml NETWORK (CCNA)]
== REDHAT Package Browser ==
 
* [https://access.redhat.com/downloads/content/package-browser REDHAT Package Browser]
*[http://www.vmuser.com/joomla/index.php?option=com_joomlaquiz&Itemid=7 VMWARE]
 
*ITIL v2 - Foundations
 
== Links ==
 
*[http://jobsearchtech.about.com/od/educationfortechcareers/tp/HighestCerts.htm Top technical certifications]
 
==Salaries==
 
*[http://www.insee.fr/fr/themes/tableau.asp?reg_id=0&ref_id=NATSEF04119 INSEE 2008]

Latest revision as of 19:08, 17 September 2024

Infocepo-illustration.jpg

Discover cloud computing on infocepo.com:

  • Master cloud infrastructure
  • Explore AI
  • Compare Kubernetes and AWS
  • Advance your IT skills with hands-on labs and open-source software.

Start your journey to expertise.


AI Tools

DEV

(28/08/2024)

INTERESTING LLMs

(28/08/2024)

Model Comment
RAG (gemma2-27b), $$
RAG-FR (glm4)
code (gemma2-27b), $$
math (gemma2-27b), $$
summary (llama3.1)
gemma2 Fast
gemma2-27b Medium, best, $$
gemma2 OllamaFunctions

NEWS

(04/05/2024)

TRAINING

CLOUD LAB

Infocepo.drawio.png

Presenting my LAB project.

CLOUD Audit

Created ServerDiff.sh for server audits. Enables configuration drift tracking and environment consistency checks.

CLOUD Migration Example

Diagram-migration-ORACLE-KVM-v2.drawio.png

  • 1.5d: Infrastructure audit of 82 services (ServerDiff.sh)
  • 1.5d: Create cloud architecture diagram.
  • 1.5d: Compliance check of 2 clouds (6 hypervisors, 6TB memory).
  • 1d: Cloud installations.
  • 0.5d: Stability check.
ACTION RESULT OK/KO
Activate maintenance for n/2-1 nodes or 1 node if 2 nodes. All resources are started.
Un-maintenance all nodes. Power off n/2-1 nodes or 1 node if 2 nodes, different from the previous test. All resources are started.
Power off all nodes simultaneously. Power on all nodes simultaneously. All resources are started.
  • 1.5d: Cloud automation study.
  • 1.5d: Develop 6 templates (2 clouds, 2 OS, 8 environments, 2 versions).
  • 1d: Create migration diagram.
  • 1.5d: Write 138 lines of migration code (MigrationApp.sh).
  • 1.5d: Process stabilization.
  • 1.5d: Cloud vs. old infrastructure benchmark.
  • 0.5d: Unavailability time calibration per migration unit.
  • 5 min: Load 82 VMs (env, OS, application code, 2 IPs).

Total = 15 man-days.

WEB Enhancement

WebModelDiagram.drawio.png

  • Formalize infrastructure for flexibility and reduced complexity.
  • Utilize customer-location tracking name server like GDNS.
  • Use minimal instances with a network load balancer like LVS.
  • Compare prices of dynamic computing services, beware of tech lock-in.
  • Employ efficient frontend TLS decoder like HAPROXY.
  • Opt for fast HTTP cache like VARNISH and Apache Traffic Server for large files.
  • Use PROXY with TLS decoder like ENVOY for service compatibility.
  • Consider serverless services for standard runtimes, mindful of potential incompatibilities.
  • Employ load balancing or native services for dynamic computing power.
  • Use open-source STACKs where possible.
  • Employ database caches like MEMCACHED.
  • Use queues for long batches.
  • Use buffers for stability of real streams.
  • More information at CLOUD WIKIPEDIA and GITHUB.

CLOUD WIKIPEDIA

CLOUD vs HW

Function Kubernetes OpenStack AWS Bare-metal HPC CRM oVirt
Deployment Tools
(Tools used for deployment) 		Helm, YAML, Operator, Ansible, Juju, ArgoCD Ansible, Packer, Terraform, Juju Ansible, Terraform, CloudFormation, Juju Ansible, Shell Scripts xCAT, Clush Ansible, Shell Scripts Ansible, Python, Shell Scripts
Bootstrap Method
(Initial configuration and setup) 		API API, PXE API PXE, IPMI PXE, IPMI PXE, IPMI PXE, API
Router Control
(Routing services) 		API (Kube-router) API (Router/Subnet) API (Route Table/Subnet) Linux, OVS, External Hardware xCAT, External Hardware Linux, External Hardware API
Firewall Control
(Firewall rules and policies) 		Ingress, Egress, Istio, NetworkPolicy API (Security Groups) API (Security Group) Linux Firewall Linux Firewall Linux Firewall API
Network Virtualization
(VLAN/VxLAN technologies) 		Multiple Options VPC VPC OVS, Linux, External Hardware xCAT, External Hardware Linux, External Hardware API
Name Server Control
(DNS services) 		CoreDNS DNS-Nameserver Amazon Route 53 GDNS xCAT Linux, External Hardware API, External Hardware
Load Balancer
(Load balancing options) 		Kube-proxy, LVS (IPVS) LVS Network Load Balancer LVS SLURM Ldirectord N/A
Storage Options
(Available storage technologies) 		Multiple Options Swift, Cinder, Nova S3, EFS, FSx, EBS Swift, XFS, EXT4, RAID10 GPFS SAN NFS, SAN

CLOUD providers

CLOUD INTERNET NETWORK

CLOUD NATIVE

DSO-POC-V3.drawio.png

High Availability (HA) with Corosync+Pacemaker

HA-REF.drawio.png

Typical Architecture

  • Dual-room.
  • IPMI LAN (fencing).
  • NTP, DNS+DHCP+PXE+TFTP+HTTP (auto-provisioning), PROXY (updates or internal REPOSITORY).
  • Choose 2+ node clusters.
  • For 2-node, require COROSYNC 2-node config, 10-second staggered closing for stability. For better stability, choose 3+ nodes architecture.
  • Allocate 4GB/base for DB resources. CPU resource requirements are generally low.

Typical Service Pattern

  • Multipath
  • LUN
  • LVM (LVM resource)
  • FS (FS resource)
  • NFS (FS resource)
  • User
  • IP (IP resource)
  • DNS name
  • Process (Process resource)
  • Listener (Listener resource)

HPC

HPC.drawio.png

IT Wage

SRE

REDHAT Package Browser

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