Re: mail queue's, ext3 data=journal and sync-mount

2002-08-20 Thread Russell Coker
On Tue, 20 Aug 2002 11:54, Philipp Schmidt wrote: > within this discussion, i got the idea to put an external journal for > the ext3fs on an raid1-volume the real data on a raid5, hopefully, when > writing the journal out to the disk having more data to be written an > once - this would be worth a

Re: mail queue's, ext3 data=journal and sync-mount

2002-08-20 Thread Philipp Schmidt
On Tue, 2002-08-20 00:42:31 +0200, Russell Coker <[EMAIL PROTECTED]> wrote in message <[EMAIL PROTECTED]>: > On Mon, 19 Aug 2002 17:17, you wrote: > > True. Do you know why ext2 sync-mounted is so abysmally slow? I mean, > > our RAID was barely breaking a sweat, and bonnie++ was barely using 2-3%

Re: mail queue's, ext3 data=journal and sync-mount

2002-08-19 Thread Russell Coker
On Mon, 19 Aug 2002 17:17, you wrote: > True. Do you know why ext2 sync-mounted is so abysmally slow? I mean, > our RAID was barely breaking a sweat, and bonnie++ was barely using 2-3% > CPU, and yet, things just wouldn't go any faster, what's the bottleneck? Write back caching is simply a great

Re: mail queue's, ext3 data=journal and sync-mount

2002-08-18 Thread Russell Coker
On Mon, 19 Aug 2002 00:51, you wrote: > reply to my last email? I'm sorry to bother, but I'm trying to find a I missed that, but it seems you raise the same issues here. > suitable filesystem and mount options for a qmail queue. DJB says no to > ext2 unless it's sync mounted, but I found abysma

Re: mail queue's, ext3 data=journal and sync-mount

2002-08-17 Thread Jason Lim
> Rumour has it that data=journal can actually improve performance in some > situations. If a program is writing lots of small files synchronously (quite > common for a mail server that has one tiny control file for every message, > and the average message file isn't too big) then journalling the

Re: mail queue's, ext3 data=journal and sync-mount

2002-08-17 Thread Russell Coker
I decided that this message is better for Debian-ISP, so I replied to the list and BCC'd you. I hope you don't object. On Sun, 18 Aug 2002 01:20, you wrote: > I'm having some trouble finding info on this stuff and found a > knowledgeable-sounding post of yours on debian-isp. Please ignore if >