[Debian] Re: Vswap config in Debian Squeeze

Ola Lundqvist ola at inguza.com
Mon Aug 8 00:49:05 EDT 2011


Thanks Kir

It turned out however that Aleksandr actually wanted to know something else.
And it was whether M,G,K keywords and "unlimited" keyword was supported.
I pointed to the man page and told yes. :-)

// Ola

On Mon, Aug 08, 2011 at 01:07:03AM +0400, Kir Kolyshkin wrote:
> VSwap is only supported by RHEL6-based kernel, which is not the same as  
> 2.6.32-based used by Debian.
>
> We are planning to build deb packages of our RHEL6-based kernel (or  
> convert binary rpms to debs). No ETA though.
>
> On 08/07/2011 03:23 PM, Ola Lundqvist wrote:
>> Privet Aleksandr
>>
>> On Sat, Aug 06, 2011 at 08:08:17PM -0700, Aleksandr Levchuk wrote:
>>>     Hi Ola,
>>>     Thank you!
>>>     I'm only interested in the human config values K,M,G,...
>>>     and the "unlimited" keyword.
>> The unlimited keyword is supported. It exists in ve-unlimited.conf sample file.
>> It is also documented in vzctl man page. See man vzctl, section Resource limits.
>>
>> And as you can see from the man page also the human K,M,G is also supported.
>>
>> But was that really the original question? I thought you asked about vswap
>> support? It is not the same thing.
>>
>> The only thing I can find in vzctl about swap is swappages and that is not
>> vswap as far as I can tell.
>>
>> Best regards,
>>
>> // Ola
>>
>>>     (as shown in my example config)
>>>     Alex
>>>     On Saturday, August 6, 2011, Ola Lundqvist<[1]ola at inguza.com>  wrote:
>>>     >  Hi Alexksandr
>>>     >
>>>     >  Do you mean the kernel or the vzctl software? From what I can tell it
>>>     is
>>>     >  only supported by RHEL6 based kernel, but I may be wrong here.
>>>     >
>>>     >  When I read about vswap I do not really understand the use of it.
>>>     >
>>>     >  In any case, I'm cc:ing the openvz debian list to see if anyone there
>>>     >  knows.
>>>     >
>>>     >  // Ola
>>>     >
>>>     >  On Fri, Aug 05, 2011 at 03:14:21PM -0700, Aleksandr Levchuk wrote:
>>>     >>  Dear Ola,
>>>     >>
>>>     >>  Does Debian Squeeze support the Vswap configs?
>>>     >>
>>>     >>  For example: ve-vswap-512m.conf-sample
>>>     >>
>>>     >>
>>>     >>  ===========================
>>>     >>  #  Copyright (C) 2000-2011, Parallels, Inc. All rights reserved.
>>>     >>  #
>>>     >>  #  This program is free software; you can redistribute it and/or
>>>     modify
>>>     >>  #  it under the terms of the GNU General Public License as published
>>>     by
>>>     >>  #  the Free Software Foundation; either version 2 of the License, or
>>>     >>  #  (at your option) any later version.
>>>     >>  #
>>>     >>  #  This program is distributed in the hope that it will be useful,
>>>     >>  #  but WITHOUT ANY WARRANTY; without even the implied warranty of
>>>     >>  #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
>>>     >>  #  GNU General Public License for more details.
>>>     >>  #
>>>     >>  #  You should have received a copy of the GNU General Public License
>>>     >>  #  along with this program; if not, write to the Free Software
>>>     >>  #  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
>>>     02111-1307  USA
>>>     >>  #
>>>     >>
>>>     >>  # This config is valid for VSwap-enabled kernel (which currently
>>>     means
>>>     >>  # any RHEL6-based kernel, i.e. 042test* or 042stab*).
>>>     >>
>>>     >>  # UBC parameters (in form of barrier:limit)
>>>     >>  PHYSPAGES="0:512M"
>>>     >>  SWAPPAGES="0:1G"
>>>     >>  KMEMSIZE="233M:256M"
>>>     >>  LOCKEDPAGES="256M"
>>>     >>  PRIVVMPAGES="unlimited"
>>>     >>  SHMPAGES="unlimited"
>>>     >>  NUMPROC="unlimited"
>>>     >>  VMGUARPAGES="0:unlimited"
>>>     >>  OOMGUARPAGES="0:unlimited"
>>>     >>  NUMTCPSOCK="unlimited"
>>>     >>  NUMFLOCK="unlimited"
>>>     >>  NUMPTY="unlimited"
>>>     >>  NUMSIGINFO="unlimited"
>>>     >>  TCPSNDBUF="unlimited"
>>>     >>  TCPRCVBUF="unlimited"
>>>     >>  OTHERSOCKBUF="unlimited"
>>>     >>  DGRAMRCVBUF="unlimited"
>>>     >>  NUMOTHERSOCK="unlimited"
>>>     >>  DCACHESIZE="unlimited"
>>>     >>  NUMFILE="unlimited"
>>>     >>  NUMIPTENT="unlimited"
>>>     >>
>>>     >>  # Disk quota parameters (in form of softlimit:hardlimit)
>>>     >>  DISKSPACE="2G:2.2G"
>>>     >>  DISKINODES="200000:220000"
>>>     >>  QUOTATIME="0"
>>>     >>
>>>     >>  # CPU fair scheduler parameter
>>>     >>  CPUUNITS="1000"
>>>     >>  ===========================
>>>     >>
>>>     >>
>>>     >>
>>>     >>  Thanks!
>>>     >>
>>>     >>
>>>     >>  Alex
>>>     >>
>>>     >>  --
>>>     >>  ----------------------------------------------------------------
>>>     >>  Aleksandr Levchuk
>>>     >>  Bioinformatics Systems and Databases
>>>     >>  [2]http://facility.bioinformatics.ucr.edu/people/aleksandr-levchuk
>>>     >>
>>>     >>  Cell Phone: (951) 368-0004
>>>     >>  Lab Phone: (951) 905-5232
>>>     >>
>>>     >>  Institute for Integrative Genome Biology
>>>     >>  University of California, Riverside
>>>     >>  ---------------------------------------------------------------
>>>     >>
>>>     >
>>>     >  --
>>>     >   --- Inguza Technology AB --- MSc in Information Technology ----
>>>     >  /  [3]ola at inguza.com                    Annebergsslingan 37        \
>>>     >  |  [4]opal at debian.org                   654 65 KARLSTAD            |
>>>     >  |  [5]http://inguza.com/                Mobile: +46 (0)70-332 1551 |
>>>     >  \  gpg/f.p.: 7090 A92B 18FE 7994 0C36 4FE4 18A1 B1CF 0FE5 3DD9  /
>>>     >   ---------------------------------------------------------------
>>>     >
>>>     --
>>>     ----------------------------------------------------------------
>>>     Aleksandr Levchuk
>>>     Bioinformatics Systems and Databases
>>>     [6]http://facility.bioinformatics.ucr.edu/people/aleksandr-levchuk
>>>     Cell Phone: (951) 368-0004
>>>     Lab Phone: (951) 905-5232
>>>     Institute for Integrative Genome Biology
>>>     University of California, Riverside
>>>     ---------------------------------------------------------------
>>>
>>> Referenser
>>>
>>>     1. mailto:ola at inguza.com
>>>     2. http://facility.bioinformatics.ucr.edu/people/aleksandr-levchuk
>>>     3. mailto:ola at inguza.com
>>>     4. mailto:opal at debian.org
>>>     5. http://inguza.com/
>>>     6. http://facility.bioinformatics.ucr.edu/people/aleksandr-levchuk
>
>

-- 
 --- Inguza Technology AB --- MSc in Information Technology ----
/  ola at inguza.com                    Annebergsslingan 37        \
|  opal at debian.org                   654 65 KARLSTAD            |
|  http://inguza.com/                Mobile: +46 (0)70-332 1551 |
\  gpg/f.p.: 7090 A92B 18FE 7994 0C36 4FE4 18A1 B1CF 0FE5 3DD9  /
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