ELEA-2015-3108

ELEA-2015-3108 - kernel-uek enhancement update

Type:	ENHANCEMENT
Impact:	NA
Release Date:	2016-01-06

Description

- Unbreakable Enterprise Kernel Release 4 based on upstream 4.1.12 release.
- Significant performance improvements through enhancements to features like automatic NUMA balancing and CPU schedulers, and the introduction of new features like zswap, zram, the LZ4 compression algorithm, network batch transmissions and low-latency network polling.
- More options for boosting the security of systems and the applications they host. UEK Release 4 now includes kernel address space randomization, a new random number system call and updates in key areas like SELinux, nftables, SHA256 and SHA512.
- Real-time kernel and userspace patching with Ksplice for Oracle Linux to simplify managing cloud infrastructure and improve security.
- Support for key cloud technologies. Xen host and guest domain feature and performance enhancements, Open vSwitch and VXLAN improvements for networking, cgroups and namespace enhancements for linux containers and Docker.
- Enhancements to Oracle Linux DTrace for dynamic, real-time system tracing on production systems
- New real-time kernel features including timerless (tickless) multitasking and the addition of the deadline scheduling class
- Enhanced infiniband features including improved protocols, drivers and firmware.
- A number of updates to key areas such as XFS, Btrfs, Ext4, NFS, FUSE and the Overlay file systems.
- A number of driver updates supporting the latest hardware.

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 6 (x86_64)	dtrace-modules-4.1.12-32.el6uek-0.5.1-1.el6.src.rpm	fd0ba0a95b6a290591bc0d447ae229684db7e0ad9d6dd9d9693404f505c0741d	-	ol6_x86_64_UEKR4_archive
	kernel-uek-4.1.12-32.el6uek.src.rpm	5bff0a44f9e4c6b54a0a209afa4d939b84b4d08818737d5705eadacaec8ca11a	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
	dtrace-modules-4.1.12-32.el6uek-0.5.1-1.el6.x86_64.rpm	084865eca917fb3d3df93141d3e3964ffae88a05f27675570c882d24b1ca77a6	-	ol6_x86_64_UEKR4_archive
	dtrace-modules-provider-headers-0.5.1-1.el6.x86_64.rpm	4506cc134d41bea4fe735b658e8458deabbcff2f7ae76da80483d5668aee1108	ELSA-2017-3609	ol6_x86_64_UEKR4
	dtrace-modules-provider-headers-0.5.1-1.el6.x86_64.rpm	4506cc134d41bea4fe735b658e8458deabbcff2f7ae76da80483d5668aee1108	ELSA-2017-3609	ol6_x86_64_UEKR4_archive
	dtrace-modules-shared-headers-0.5.1-1.el6.x86_64.rpm	f27ebf09d0ff22b4e992ad2325b29351961e0d6f7cacb0c7a489567204e3b2f8	ELSA-2017-3609	ol6_x86_64_UEKR4
	dtrace-modules-shared-headers-0.5.1-1.el6.x86_64.rpm	f27ebf09d0ff22b4e992ad2325b29351961e0d6f7cacb0c7a489567204e3b2f8	ELSA-2017-3609	ol6_x86_64_UEKR4_archive
	kernel-uek-4.1.12-32.el6uek.x86_64.rpm	360a645029d593767ebd935a04e993e3099798aaf18edbf7bf55abc237c4b9a7	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
	kernel-uek-debug-4.1.12-32.el6uek.x86_64.rpm	1fc54e178a97e089e6989d1cbab226d6c75a3b0f951ef1940d09dd3abf29bb6d	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
	kernel-uek-debug-devel-4.1.12-32.el6uek.x86_64.rpm	4d90f530d538e30137d1a5533b09dfc567cd19e5844e8cf322dbb03c366daea3	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
	kernel-uek-devel-4.1.12-32.el6uek.x86_64.rpm	f34a0e578b88f1a63018f81c9a8690d517af1f95da39d1411ffac3ca2cac6895	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
	kernel-uek-doc-4.1.12-32.el6uek.noarch.rpm	6d377b8f1990b0789c5c024ab305abf4eda7358d558b0f8300095302473f2568	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
	kernel-uek-firmware-4.1.12-32.el6uek.noarch.rpm	c85a0c1f336c438778f2a6ea5c4fa69fb232169e2d6c4cca7e50d2d50e61e9a0	ELSA-2025-20007	ol6_x86_64_UEKR4_archive
Oracle Linux 7 (x86_64)	dtrace-modules-4.1.12-32.el7uek-0.5.1-1.el7.src.rpm	71b13560c86dc3875b2689169381b466ae10debb6e3b1a2cc16343f9836ad70c	-	ol7_x86_64_UEKR4_archive
	kernel-uek-4.1.12-32.el7uek.src.rpm	f25e3cf82854d8e92dfbcf3eaa5385c6903c97dcdc58fd5490a8e45c8aa7c483	ELSA-2025-20190	ol7_x86_64_UEKR4_archive
	dtrace-modules-4.1.12-32.el7uek-0.5.1-1.el7.x86_64.rpm	90d5685938664e3eaeeb6e5c0154c20bf53b8a2c1a80c9e6b554926d8ca80c4c	-	ol7_x86_64_UEKR4_archive
	dtrace-modules-provider-headers-0.5.1-1.el7.x86_64.rpm	3a2d42264a3a52ed34b2446a1c6e809235f4eb5a905ea2f2e73902c5b90d6123	ELSA-2017-3609	ol7_x86_64_UEKR4
	dtrace-modules-provider-headers-0.5.1-1.el7.x86_64.rpm	3a2d42264a3a52ed34b2446a1c6e809235f4eb5a905ea2f2e73902c5b90d6123	ELSA-2017-3609	ol7_x86_64_UEKR4_archive
	dtrace-modules-shared-headers-0.5.1-1.el7.x86_64.rpm	dc4262f2aaaa16f93b8d71bfc726d51a827fce65ef937be59433c14d3ed13c87	ELSA-2017-3609	ol7_x86_64_UEKR4
	dtrace-modules-shared-headers-0.5.1-1.el7.x86_64.rpm	dc4262f2aaaa16f93b8d71bfc726d51a827fce65ef937be59433c14d3ed13c87	ELSA-2017-3609	ol7_x86_64_UEKR4_archive
	kernel-uek-4.1.12-32.el7uek.x86_64.rpm	94ba7ac21625d29cdc0d25d1030fb5453e426e5e527657789f88308a710cf6a4	ELSA-2025-20190	ol7_x86_64_UEKR4_archive
	kernel-uek-debug-4.1.12-32.el7uek.x86_64.rpm	3b6dc841ab0d495347a2298b2e628609af2d36bceb3444b307f18388618d383a	ELSA-2025-20190	ol7_x86_64_UEKR4_archive
	kernel-uek-debug-devel-4.1.12-32.el7uek.x86_64.rpm	dd143e5a8ae838885fbd4e62645f8c6f5c4e97097410990dc337aa747d88d994	ELSA-2025-20190	ol7_x86_64_UEKR4_archive
	kernel-uek-devel-4.1.12-32.el7uek.x86_64.rpm	0638370e2b89e54755cebdd2a782ec87f7880e366df6d33ba3ba74bceb4e2c64	ELSA-2025-20190	ol7_x86_64_UEKR4_archive
	kernel-uek-doc-4.1.12-32.el7uek.noarch.rpm	cd2956a27483ddfc65e11f094e18064e9dfb76643dae5fbb9a2fc3a207027d5c	ELSA-2025-20190	ol7_x86_64_UEKR4_archive
	kernel-uek-firmware-4.1.12-32.el7uek.noarch.rpm	d1e8c417f945a7ca3e9f9a883dc62149c1e8176784a09ff29b400608ecfb0608	ELSA-2025-20007	ol7_x86_64_UEKR4_archive

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