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+ | https://www.youtube.com/user/nigelargriffiths | ||
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+ | https://www.ibm.com/support/pages/node/1116387?myns=aix&mynp=OCSWG10&mync=E&cm_sp=aix-_-OCSWG10-_-E | ||
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+ | ====== AIX advanced features ====== | ||
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+ | {{:aix:aix_functionality.png?850|}} | ||
+ | ====== A Brief History of AIX ====== | ||
+ | |||
https://robmcnelly.com/10-things-to-love-about-aix/ | https://robmcnelly.com/10-things-to-love-about-aix/ | ||
+ | Key Release Dates and End of Support | ||
+ | ^Release Number ^ Release Date ^Regular Support Ended^ | ||
+ | |AIX 4.1 - 4.3 |12 Aug 1994 |31 Dec 2003| | ||
+ | |AIX 5.1 -5.3 |24 Oct 2001 |30 April 2012| | ||
+ | |AIX 6.1 |9 Nov 2007 |30 April 2017| | ||
+ | |AIX 7.1 |10 Sep 2010 |30 April 2023| | ||
+ | |AIX 7.2 |1 Dec 2015 |Supported| | ||
+ | |AIX 7.3 |10 Dec 2021 |Supported| | ||
+ | |||
+ | Ignoring AIX release 1 and AIX release 2, which were for early UNIX hardware from IBM called IBM RT and IBM PS/2. | ||
+ | |||
+ | ==== AIX 3.1-2 Starter pack ==== | ||
+ | |||
+ | AIX 3 (1990) for Power based processor computers (initially RS/6000) based on UNIX AT&T System V.2 and V.3 with some added BSD 4.2 features plus IBM unique features in simplifying systems management: | ||
+ | |||
+ | Systems Management menu interface: smit & smitty | ||
+ | Network Installation Management (NIM) | ||
+ | Journaling File System (JFS) | ||
+ | Logical Volume Management (LVM) | ||
+ | Make a bootable system backup (mksysb) | ||
+ | High Availability Clusters (HACMP) - later called PowerHA | ||
+ | Real-time computing infrastructure | ||
+ | |||
+ | |||
+ | ==== AIX 4.1-3 What is New ? ==== | ||
+ | |||
+ | AIX binary compatibility with AIX 3 | ||
+ | Symmetrical Multi-Processor (SMP) - A VERY BIG KERNEL CHANGE | ||
+ | SMP hardware J30/R40 with 6 or 8 CPUs | ||
+ | NIM Enhancements | ||
+ | JFS greater than 2 GB | ||
+ | NFS v3 | ||
+ | 32-bit/64-bit applications at the same time | ||
+ | Add 16 GB total memory support | ||
+ | Alternate disk installation AIX upgrade | ||
+ | Last release 4.3.3 | ||
+ | |||
+ | |||
+ | ==== AIX 5.1-3 What is New ? ==== | ||
+ | |||
+ | AIX binary compatibility with AIX 4 | ||
+ | HMC and Hypervisor | ||
+ | Virtualization of CPU & RAM | ||
+ | Virtual disks + network = VIOS | ||
+ | Live Partition Mobility (evaluation) | ||
+ | Dynamic LPAR: CPU + memory | ||
+ | Symmetric multithreading SMT | ||
+ | AIX MPIO | ||
+ | Concurrent I/O for RDBMS | ||
+ | NPIV SAN virtualization | ||
+ | Workload Manager (process groups) | ||
+ | JFS2 – extent-based space allocation | ||
+ | First Failure Data Capture (FFDC) | ||
+ | PowerSC | ||
+ | NFS version 4 | ||
+ | Last release 5.3 | ||
+ | |||
+ | |||
+ | ==== AIX 6.1 What is New ? ==== | ||
+ | |||
+ | AIX binary compatibility with AIX 5 | ||
+ | Live Partition Mobility (LPM) for production | ||
+ | Workload Partition & Live Application Mobility (LAM) | ||
+ | Versioned WPAR for AIX 5.2 & 5.3 | ||
+ | Role Based Access Control (RBAC) | ||
+ | Encrypted JFS | ||
+ | Trusted AIX | ||
+ | AIXpert - system hardening by rules | ||
+ | Kernel - Storage Keys for RAS | ||
+ | Dynamic process tracing: ProbeVue | ||
+ | Firmware assisted dump | ||
+ | AES encryption for NFS v3 and v4 | ||
+ | Nigel’s performance monitor: nmon | ||
+ | Last Release 6.1 TL9 | ||
+ | |||
+ | |||
+ | ==== AIX 7.1 What is New ? ==== | ||
+ | |||
+ | AIX binary compatibility with AIX 6 | ||
+ | JFS2 Integrated Snapshots | ||
+ | WPAR storage devices | ||
+ | Role Based Access Control (RBAC) | ||
+ | Encrypting JFS file system | ||
+ | Trusted AIX and Trusted Execution | ||
+ | Cluster Aware AIX (CAA) | ||
+ | Snapshot of a JFS2 file system | ||
+ | topas Multi-server | ||
+ | JFS to JFS2 | ||
+ | Secure Shell (SSH) in base AIX | ||
+ | Active Memory Expansion | ||
+ | Transactional Memory | ||
+ | Shared Storage Pool support | ||
+ | PowerVC Support | ||
+ | Last release 7.1 TL5 - functionally stabilized since AIX 7.2 arrived. Mostly bug and security fixes ever since. | ||
+ | |||
+ | |||
+ | ==== AIX 7.2 What is New ? ==== | ||
+ | |||
+ | AIX binary compatibility with AIX 7.1 | ||
+ | Live (Kernel) Update capability for Technology Levels, Service Packs, and Fixes. | ||
+ | Active Memory Expansion 64k page | ||
+ | LVM thin storage block reclamation | ||
+ | AIX Open Source Toolbox Enhancements | ||
+ | SMB 2.1 client and SMB 3.0.2 client | ||
+ | Migration to Cloud ready - create_ova | ||
+ | Flash Cache For Fibre Channel disks | ||
+ | Includes Dynamic System Optimizer (DSO) | ||
+ | External Interrupt Virtualization Engine (XIVE) | ||
+ | Live Kernel Update LKU Enhancements (2015) | ||
+ | POWER9 HW NX GZIP engine | ||
+ | Ansible "Paybooks" released for AIX | ||
+ | Scaling enhancements – larger LPARs | ||
+ | Simplified Remote Restart Supported | ||
+ | Application address space randomization | ||
+ | LVM passive mirror enhancements for concurrent I/O applications | ||
+ | NIM HTTP support for updates | ||
+ | Shared memory communications over RDMA (SMCR) | ||
+ | AIX installation from USB flash drive (also added to AIX 7.1 TL5) | ||
+ | Enhanced multi-queue NPIV performance | ||
+ | Fibre Channel: Congestion Notification, 32 Gb support, and NVMe over Fibre Channel | ||
+ | 14 million open files per SRAD | ||
+ | NVMe drive space reclaim | ||
+ | GLVM HW assisted compression | ||
+ | OpenSSH with Power HW GZIP compression | ||
+ | |||
+ | |||
+ | ==== AIX 7.3 What is New ? ==== | ||
+ | |||
+ | AIX binary compatibility with AIX 7.2 | ||
+ | Power10 server support: | ||
+ | Power10 support 240 cores & 1920 hardware threads per LPAR | ||
+ | Matrix Maths Accelerator (MMA) | ||
+ | OpenBLAS with MMA support, available from the AIX Toolbox | ||
+ | Optimized memcpy instructions | ||
+ | For new generation IBM OpenXL compilers | ||
+ | Stronger default password rules and new default password algorithm (SSHA-256) | ||
+ | telnet & ftp not in default installation (due to security risks) | ||
+ | ”Out of the box” ready for POWER or Power10 hardware NX GZIP with "pigz" and create_ova supported | ||
+ | New JFS2 file systems default to inline log | ||
+ | Added Open Source bash 5.1 and Python 3.9 | ||
+ | AIX Open Source Toolbox that uses “dnf” & toolbox updated plus many extra packages | ||
+ | Fast Dynamic LPAR resize CPU and memory | ||
+ | Reduced LPAR boot times with large memory | ||
+ | LVM Encryption for rootvg | ||
+ | 128 TB JFS2 file system and file size | ||
+ | Oracle 19c support | ||
+ | Virtual Persistent Memory (vPMem) can be configured as a hdisk | ||
+ | Live update of AIX kernel tunables (no, vmo) | ||
+ | New IPsec features (NAT-T, IKE fragmentation) | ||
+ | Stronger default security for AIX trace channel 0 | ||
+ | Sendmail support for SASL authentication | ||
+ | TCP Cubic support | ||
+ | Increased fork and exec scaling | ||
+ | Enhanced Async IO IOPs scaling | ||