[Announce] Kernel RHEL6 testing 042stab061.8

Kir Kolyshkin kir at openvz.org
Tue Sep 4 03:27:21 EDT 2012


OpenVZ project has released an updated RHEL6 based
testing kernel. Read below for more information.

NOTE that this is a *testing* kernel, not recommended for production.


Changes
=======
Since 042stab61.2:
* [processes] when CT's init is dying, check if a process is a zombie 
with the parent outside of this CT and is not collected, kill it. This 
unblocks CT stop in case there was a vzctl enter + Ctrl-z. (PCLIN-31083)
* [mm] balance between file/anon pressure has been fixed. This prevents 
the situation when file lru gets much more pressure than anon memory and 
reclaimer never touches anon pages. (PSBM-14619)
* [sysrq] Alt+SysRQ+m has been enhanced to show reclaimer statistics.
* [NFS/lockd/debug] generate a kernel BUG() in case we've got 2 or more 
identical lock IDs (pids). This is a debug patch for PCLIN-31177.
* [shmem] a function to install a page into a specific location in a 
shmem area has been added. This is required for VMs suspend/restore into 
pram. (PSBM-14664)
* [ploop] a race in ploop locking has been fixed. (PSBM-14751)
* [gcc] kernel should now be compilable by gcc 4.7 (#2339)
* [mm] add a separate bio pool that guarantees swapout progress during 
reclaiming memory. This is an optimization (not a fix) related to PSBM-14619
* [block] optimized ->writepages() method for block devices has been 
implemented.
* [cpt] missed "\n", other cleanups (PCLIN-31096)
* [e1000e] VLAN set up over veth inside a CT (veths are bridged on HN) 
configuration works now (PCLIN-31132)
* [net] netdevice leaks have been fixed (PSBM-14858)
* several kernel panics on modules load/unload have been fixed in 
configfs, configfs example, vga16fb and AB3100 regulator
* [net] kernel panic triggered by NFS server timeouts has been fixed 
(PCLIN-31212)
* [venet] kernel panic when using OpenVPN (tun dev) + iptables inside a 
CT has been fixed (#2322)
* [net] CPU soft lockup caused by calling inet_twsk_deschedule() with bh 
enabled has been fixed (#2346)


Download
========
http://wiki.openvz.org/Download/kernel/rhel6-testing/042stab061.8


Bug reporting
=============
Use http://bugzilla.openvz.org/  to report any bugs found.


Other sources of info on updates
================================
See http://wiki.openvz.org/News  to view all the news (including updates)
online. There you can also find RSS/Atom feed links.


Best regards,
   OpenVZ team


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