[Ocfs-users] Re: About compression of files on OCFS

[Sunil Mushran]

Again, it's not the act of compression but rather the mode of r/w.
If one writes a compress tool which is o_direct, then I see no issue.

Kenichiro Ochi wrote:

>Sunil 
>
>Thank you for your prompt reply.
>I really appreciate it.
>
>Please let me know if you know.
>Do you know the documentation which shows as follwing.
> - It is not supported that archive logfiles on OCFS are compressed.
>
>Thank you in advance.
>
>Thanks.
>Kenichiro
>
>
>On Thu, 28 Jul 2005 12:05:16 -0700
>Sunil Mushran <Sunil.Mushran at oracle.com> wrote:
>
>  
>
>>The issue is not the type of files, rather the mode the files are r/w.
>>OCFS (Release 1) is supported only for o_direct operations.
>>gzip, etc. do bufferred reads and hence is an issue.
>>
>>Kenichiro Ochi wrote:
>>
>>    
>>
>>>Hi, Experts.
>>>I'm Kenichiro Ochi, the support engineer of Oracle Japan.
>>>
>>>I would like to ask you the following questions about supported files on OCFS.
>>>I know OCFS VER 1.X only supports Oracle datafiles (including archive logfiles).
>>>
>>>My customer has one question.
>>>
>>>- Is it supported that archive logfiles on OCFS are compressed 
>>>  (using compress, gzip command etc) ?
>>>  In other words, is it allowed that there are compressed files(.Z, .zip etc) on OCFS ?
>>>
>>>I would appreciate it if I could receive feedback on it 
>>>at your earliest convenience.
>>>
>>>Since I'm not in the mailing list, please reply directly back to me.
>>>Thank you in advance.
>>>
>>>Thanks
>>>Kenichiro
>>>
>>>
>>> 
>>>
>>>      
>>>
>
>  
>