[Glass] Is it possible to disable tranlogs for some gems?

[Dale Henrichs via Glass]

For Seaside it would save on tranlog state if the seaside session state 
were not tranlogged and and you may be able to afford to lose the 
seaside session state on a system recovery after a crashed stone ...

Dale

On 8/31/15 8:32 AM, Dale Henrichs wrote:
> Yeah, you have to stop the stone, change configs, start stone, do bulk 
> load, stop stone, reset configs and the restart stones ... should 
> disable customer access during that time as well ... there is a 
> not-tranlogged data feature but that is a case where persistent data 
> is not tranlogged and is not recoverable on a crash, but in this case 
> you lose the ability to recover the persistent state altogether on a 
> crash ... which is probably not appropriate in your case .... I am 
> hoping to get the not-tranlogged feature hooked up for Seaside3.2 and 
> GemStone3.3, but that is a pipe dream at this point:)
>
> Dale
>
> On 8/31/15 8:13 AM, Mariano Martinez Peck via Glass wrote:
>> OK the admin guide proposes to like:
>>
>> STN_TRAN_LOG_DIRECTORIES = /dev/null, /dev/null;
>> STN_TRAN_FULL_LOGGING = TRUE;
>>
>> But that still implies files modification and stone stop/start right? 
>> At least I do not need to make a full backup? mmm sounds like....they 
>> forgot to say that there?
>>
>>
>> On Mon, Aug 31, 2015 at 12:04 PM, Mariano Martinez Peck 
>> <marianopeck at gmail.com> wrote:
>>
>>     Hi guys,
>>
>>     I almost sure the answer is no. But I would like to comment my
>>     scenario since there could be other workarounds. I have some
>>     daily cron jobs that run at night that do quite large commits.
>>     Basically, they read huge files and do a kind of bulk load into
>>     GemStone.
>>
>>     Once of the things I notice is that for every day, I have like 4
>>     log files of 1GB each. This makes much more space usage on disk
>>     (which in my case is importante) and also, I can imagine there is
>>     quite a performance downgrade while having to write logs.
>>
>>     So since this jobs run at night, with little or none user
>>     connect, I am fine with not writing logs while these jobs run. "I
>>     am fine" in the sense that if the system crashes while doing so,
>>     I am ok to recover from previous checkpoint and lost a few
>>     transactions if any.
>>
>>     However, it seems it is not possible to disable tranlogs for
>>     particular gems, right? In addition, I did not found an easy way
>>     to directly enable/disable logs of the stone. To disable, the
>>     admin guide says I must run a full backup, then change file, then
>>     stop stone, start again etc...So it seems quite complicated...
>>
>>     Is there anything that could help me here?
>>
>>     I am using GemStone 3.1.0.6
>>
>>     Thanks in advance,
>>
>>     -- 
>>     Mariano
>>     http://marianopeck.wordpress.com
>>
>>
>>
>>
>> -- 
>> Mariano
>> http://marianopeck.wordpress.com
>>
>>
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>

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