Synopsis: A new Parallels Server Bare Metal 5.0 kernel update addressing security, performance, and stability issues.
This document provides information on the new Parallels Server Bare Metal 5.0 kernel, version 2.6.32-042stab084.12.
- About This Update
- Update Description
- Obtaining the New Kernel
1. ABOUT THIS UPDATE
The current update for the Parallels Server Bare Metal 5.0 kernel provides a new kernel based on the Red Hat Enterprise Linux 6.4 kernel (2.6.32-358.23.2.el6). The updated kernel includes a number of performance and stability fixes.
2. UPDATE DESCRIPTION
This update includes the following fixes and improvements:
iotop utility didn't work inside Containers (OpenVZ #2549)
Added the ability to see in which Container the process was killed by OOM killer (PCLIN-32184)
Fixed 'WARNING: at kernel/softirq.c:161 local_bh_enable_ip+0x7d/0xb0()' (PSBM-23346, OpenVZ #2526)
A race in ploop_tracker_init() could lead to data corruption on Container's live migration (PSBM-22993)
Kernel could crash on an attempt to access specific device (PSBM-21015)
Multiple improvements and fixes regarding ploop images stability and performance. (PSBM-23452, PSBM-23302, PSBM-22506)
- Other stability fixes: (PSBM-23231, PSBM-20168, PSBM-23133, PSBM-22982, PSBM-22887, PSBM-22826, PSBM-22229, PSBM-22198, PSBM-21877, PSBM-21076, PSBM-20614, PSBM-18642)
3. OBTAINING THE NEW KERNEL
You can download and install this kernel update using the vzup2date utility included in the Parallels Server Bare Metal 5.0 distribution set.