F20 System Wide Change: No Default Syslog

Denys Vlasenko dvlasenk at redhat.com
Thu Jul 18 10:08:14 UTC 2013


On 07/17/2013 06:49 PM, "Jóhann B. Guðmundsson" wrote:
> On 07/17/2013 03:48 PM, Denys Vlasenko wrote:
>> Note that the argument comes from the same group of people
>> who pushed for mounting tmpfs on /run and /tmp.
> 
> So you prefer to have a fragile boot code to empty /run and do you want to be consistent with what other distribution suse/debian/arch and solaris are doing?
> 
> If you want to disable tmp on tmpfs simple run|"||systemctl mask tmp.mount" |||
> 
>> My machine:
>>
>> # df -h
>> Filesystem      Size  Used Avail Use% Mounted on
>> tmpfs           3.9G  4.5M  3.9G   1% /run
>> tmpfs           3.9G  4.9M  3.9G   1% /tmp
>>
>> 10 megs of *RAM* consumed.
>>
>> My /var/log/messages is 12 megabytes at the moment.
>>
>> These same people feel offended by "wasted" 12 megs of *disk space*?
>> Please...
> 
> Yes 10 megs of *RAM* consumed by *you* on *your* machine based on *your* setup
> 
> Same folders on my fully updated always running F18 work laptop
> 
> tmpfs           1.9G  1.2M  1.9G   1% /run
> tmpfs           1.9G  372K  1.9G   1% /tmp
> 
> less then 2MB of *RAM* consumed
> 
> du -hs /var/log/ --exclude=/var/log/journal
> 6.1M    /var/log/
> 
> And 6.1M of wasted diskspace on my SSD
> 
> And your point being?

My point is that it is hypocritical to decry a
"huge performance cost" of /var/log/messages
one day and next day eat many megabytes of RAM and
claim that "it's not a big deal".


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