Image ID | Release date | Description |
aliyun_2_1903_x64_20G_alibase_20211216.vhd | 2021-12-16 | Kernel updates: The kernel version is updated to 4.19.91-25.1.al7.x86_64. You can run the uname -r command to check the kernel version. Kernel bugs and CVEs are fixed. Kata-container is supported by the ARM64 architecture. In IO_uring, the scheduling policies and priorities of sqthread can be modified. The cpupower feature used for the AMD Milan platform is added. For virtio-fs: Performance is optimized and improved. The fuse DAX feature is supported. The fuse CACHE_DIR/CACHE_SYMLINK feature is supported.
For crypto, the AVX and AVX2 instruction sets of the SM4 algorithm are optimized in the kernel. The following features developed in-house by Alibaba Cloud are supported:
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aliyun_2_1903_x64_20G_qboot_alibase_20211216.vhd | 2021-12-16 | The Alibaba Cloud Linux 2.1903 LTS 64-bit (Quick Start) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20211216.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image.
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aliyun_2_1903_x64_20G_uefi_alibase_20211216.vhd | 2021-12-16 | The Alibaba Cloud Linux 2.1903 LTS 64-bit (UEFI) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20211216.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. The boot mode is changed to the UEFI mode and only the UEFI mode is supported.
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aliyun_2_1903_x64_20G_alibase_20210726.vhd | 2021-07-26 | |
aliyun_2_1903_x64_20G_qboot_alibase_20210726.vhd | 2021-07-26 | The Alibaba Cloud Linux 2.1903 LTS 64-bit (Quick Start) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210726.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image.
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aliyun_2_1903_x64_20G_uefi_alibase_20210726.vhd | 2021-07-26 | The Alibaba Cloud Linux 2.1903 LTS 64-bit (UEFI) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210726.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. The boot mode is changed to the UEFI mode and only the UEFI mode is supported. Supported regions: China (Hangzhou), China (Shanghai), China (Beijing), China (Shenzhen), and Singapore.
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aliyun_2_1903_x64_20G_alibase_20210630.vhd | 2021-06-30 | The Alibaba Cloud Linux 2.1903 LTS 64-bit base image is updated to include the latest software versions to be compatible with the latest CentOS 7.9 version. CVEs are fixed. Kernel updates: The kernel version is updated to 4.19.91-24.al7.x86_64. You can run the uname -r command to check the kernel version. Kernel bugs and critical security vulnerabilities are fixed. The x86 FSGSBASE feature is supported. The AMD Milan architecture is supported. The RDMA NET Namespace feature is supported. The ZSR feature is supported. The group identity feature is supported in scenarios in which CPU resources are isolated. The ARM64 MPAM feature is supported. The Hisilicon, Phytium, and Zhaoxin architectures are supported. The information about whether Transparent Huge Page (THP) is enabled for processes is added to /proc/<pid>/status and /proc/<pid>/smap.
Supported regions: China (Hangzhou), China (Qingdao), China (Beijing), China (Chengdu), China (Hong Kong), and Singapore.
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aliyun_2_1903_x64_20G_alibase_20210325.vhd | 2021-03-25 | The Alibaba Cloud Linux 2.1903 LTS 64-bit base image is updated to include the latest software versions to be compatible with the latest CentOS 7.9 version. CVEs are fixed. The CVE-2021-3156 sudo vulnerability in Linux is fixed. For more information, see Vulnerability announcement | Linux sudo permission vulnerability (CVE-2021-3156). The default service for network configuration is switched to network-scripts. The net.ipv4.tcp_max_tw_buckets value is increased. The NVMe driver is added to initramfs. The kdump service is enabled by default. Kernel updates: The kernel version is updated to 4.19.91-23.al7.x86_64. You can run the uname -r command to check the kernel version. Kernel bugs and critical security vulnerabilities are fixed. Intel Software Guard Extensions (SGX) is supported. The network diagnostic tool Ping Trace is supported. Cgroups are easier to create for scenarios in which multiple instances are deployed on a single server. This way, the amount of time required to create cgroups can be reduced. Intel Ice Lake Machine Check Architecture (MCA) is supported.
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aliyun_2_1903_x64_20G_qboot_alibase_20210325.vhd | 2021-03-25 | The Alibaba Cloud Linux 2.1903 64-bit (Quick Start) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210325.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. Supported regions: China (Hangzhou), China (Beijing), China (Zhangjiakou), China (Shenzhen), China (Hong Kong), Singapore, Malaysia (Kuala Lumpur), and US (Virginia).
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aliyun_2_1903_x64_20G_uefi_alibase_20210325.vhd | 2021-03-25 | The Alibaba Cloud Linux 2.1903 64-bit (UEFI) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210325.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. The boot mode is changed to the UEFI mode and only the UEFI mode is supported. Supported regions: China (Beijing), China (Hangzhou), China (Shanghai), and China (Shenzhen).
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aliyun_2_1903_x64_20G_secured_alibase_20210325.vhd | 2021-03-25 | The Alibaba Cloud Linux 2.1903 64-bit (Trusted) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210325.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. The boot mode is changed to the UEFI mode and only the UEFI mode is supported. Kernel updates: The kernel version is updated to 4.19.91-23.al7.x86_64. You can run the uname -r command to check the kernel version.
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aliyun_2_1903_x64_20G_qboot_alibase_20210218.vhd | 2021-02-18 | The Alibaba Cloud Linux 2.1903 64-bit (Quick Start) image is updated. The default service for network configuration is switched to network-scripts. The CVE-2021-3156 sudo vulnerability in Linux is fixed. For more information, see Vulnerability announcement | Linux sudo permission vulnerability (CVE-2021-3156). Supported regions: China (Hangzhou), China (Shenzhen), China (Beijing), China (Zhangjiakou), China (Hong Kong), Singapore, Malaysia (Kuala Lumpur), and US (Virginia).
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aliyun_2_1903_x64_20G_secured_alibase_20210218.vhd | 2021-02-18 | The Alibaba Cloud Linux 2.1903 64-bit (Trusted) image is updated. The default service for network configuration is switched to network-scripts. The CVE-2021-3156 sudo vulnerability in Linux is fixed. For more information, see Vulnerability announcement | Linux sudo permission vulnerability (CVE-2021-3156). The boot mode is changed to the UEFI mode and only the UEFI mode is supported. Kernel updates: The kernel version is updated to 4.19.91-22.2.al7.x86_64. You can run the uname -r command to check the kernel version.
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aliyun_2_1903_x64_20G_uefi_alibase_20210218.vhd | 2021-02-18 | The Alibaba Cloud Linux 2.1903 64-bit (AMD-compatible) image is updated to include the latest software versions. The default service for network configuration is switched to network-scripts. The CVE-2021-3156 sudo vulnerability in Linux is fixed. For more information, see Vulnerability announcement | Linux sudo permission vulnerability (CVE-2021-3156). The boot mode is changed to the UEFI mode and only the UEFI mode is supported.
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aliyun_2_1903_x64_20G_alibase_20210120.vhd | 2021-01-20 | The Alibaba Cloud Linux 2.1903 LTS 64-bit base image is updated to include the latest software versions to be compatible with the latest CentOS 7.9 version. CVEs are fixed. The update-motd service is added and enabled by default. The rhel-loadmodules service is enabled by default. The vring_force_dma_api startup parameter is added. Kernel updates: The kernel version is updated to 4.19.91-22.2.al7.x86_64. You can run the uname -r command to check the kernel version. Kernel bugs and critical security vulnerabilities are fixed. The kernel file system is updated to the latest Ext4 file system from the Linux community to gain enhanced stability. RAID is supported by default. The Dragonfly Enclaves feature is supported. The performance of Intel Ice Lake PMU Topdown can be debugged. The read capability of io_uring buffer is optimized. blk-throttle is optimized. The Chinese cryptographic algorithm SM2 and the standard X509-formatted certificate that uses the SM2-with-SM3 Chinese cryptographic algorithm are supported. blk-mq batch requests are supported. The PCIe Error recover feature is supported. Swap is optimized to improve the memory overselling stability. The container enhancement technology is supported. The CPU burst feature is supported. For more information, see Enable the CPU burst feature for cgroup v1.
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aliyun_2_1903_x64_20G_qboot_alibase_20210120.vhd | 2021-01-20 | The Alibaba Cloud Linux 2.1903 64-bit (Quick Start) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210120.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. Supported regions: China (Hangzhou), China (Shenzhen), China (Beijing), China (Zhangjiakou), China (Hong Kong), Singapore, Malaysia (Kuala Lumpur), and US (Virginia).
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aliyun_2_1903_x64_20G_secured_alibase_20210120.vhd | 2021-01-20 | The Alibaba Cloud Linux 2.1903 64-bit (Trusted) image is updated. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210120.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. The boot mode is changed to the UEFI mode and only the UEFI mode is supported. Kernel updates: The kernel version is updated to 4.19.91-22.2.al7.x86_64. You can run the uname -r command to check the kernel version.
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aliyun_2_1903_x64_20G_uefi_alibase_20210120.vhd | 2021-01-20 | The Alibaba Cloud Linux 2.1903 64-bit (AMD-compatible) image is updated to include the latest software versions. This image is made based on the aliyun_2_1903_x64_20G_alibase_20210120.vhd version of the Alibaba Cloud Linux 2.1903 LTS 64-bit base image. The boot mode is changed to the UEFI mode and only the UEFI mode is supported.
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