Re: fsck and large file system

1999-05-17 Thread Julian Elischer
On Sun, 16 May 1999, Archie Cobbs wrote: Alex Le Heux writes: Maybe I'm completely wrong here, but didn't I read somewhere that with softupdates it would theoretically be possible to boot the system before the fsck and fsck while it's running? Yes.. if you make the assumptions that:

Re: fsck and large file system

1999-05-16 Thread Alex Le Heux
Jim Carroll wrote: I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc enough blocks to store it's internal data structures (128 MB RAM, 128 MB Swap)

Re: fsck and large file system

1999-05-16 Thread Archie Cobbs
Alex Le Heux writes: Maybe I'm completely wrong here, but didn't I read somewhere that with softupdates it would theoretically be possible to boot the system before the fsck and fsck while it's running? Yes.. if you make the assumptions that: 1. There are no bugs in the soft updates code

Re: fsck and large file system

1999-05-14 Thread Dag-Erling Smorgrav
Mark J. Taylor mtay...@cybernet.com writes: The problem that we ran into in a system with several 130 MB RAID5 arrays is that the fsck was running out of RAM+swap. We had to add a vnode to swap to before the fsck would complete (basically added more swap space). We had to have over 100 MB

Re: fsck and large file system

1999-05-13 Thread Andrew Doran
Chuck Youse wrote: Whoa ... can anyone substantiate that this poor performance is typical or atypical of DPT SCSI RAID controllers? This is atypical, however DPT HBAs are *very* touchy about termination and cabling. For instance, with two identical (old) Seagate Hawks on a SmartCache III, I

DPT performance (was: fsck and large file system)

1999-05-13 Thread Greg Lehey
On Thursday, 13 May 1999 at 10:02:36 +0100, Andrew Doran wrote: Chuck Youse wrote: Whoa ... can anyone substantiate that this poor performance is typical or atypical of DPT SCSI RAID controllers? This is atypical, What's typical? Have you (or anybody else) done any measurements? I'd be

fsck and large file system

1999-05-12 Thread Jim Carroll
I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc enough blocks to store it's internal data structures (128 MB RAM, 128 MB Swap) We would like to treat

Re: fsck and large file system

1999-05-12 Thread Marius Bendiksen
I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc enough blocks to store it's internal data structures (128 MB RAM, 128 MB Swap) Might not the use of LFS

Re: fsck and large file system

1999-05-12 Thread Matthew Jacob
I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc enough blocks to store it's internal data structures (128 MB RAM, 128 MB Swap) Huh- I remember

Re: fsck and large file system

1999-05-12 Thread Mark J. Taylor
The problem that we ran into in a system with several 130 MB RAID5 arrays is that the fsck was running out of RAM+swap. We had to add a vnode to swap to before the fsck would complete (basically added more swap space). We had to have over 100 MB swap space to fsck the 130 MB volume, and the

Re: fsck and large file system

1999-05-12 Thread Matthew Dillon
: : : I was wondering if anyone has done any work on fsck and very large file : systems. We have a system that has 126 GB RAID Array. As you can imagine, : fsck chokes trying to alloc enough blocks to store it's internal data : structures (128 MB RAM, 128 MB Swap) : : We would like to

Re: fsck and large file system

1999-05-12 Thread Jim Carroll
I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc enough blocks to store it's internal data structures (128 MB RAM, 128 MB Swap)

Re: fsck and large file system

1999-05-12 Thread Matthew Jacob
I've been doing 120GB+ filesystems for FreeBSD for quite some time. The real fun will be the 1TB filesystems. How much Swap disk space have you allocated on machines that you fsck'ed that were this large ? Well, here's a current FreeBSD machine that has a couple 60GB raid boxes

Re: fsck and large file system

1999-05-12 Thread Matthew D. Fuller
On Wed, May 12, 1999 at 01:38:00PM -0400, a little birdie told me that Jim Carroll remarked I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc enough

Re: fsck and large file system

1999-05-12 Thread Greg Lehey
On Wednesday, 12 May 1999 at 15:18:22 -0400, Mark J. Taylor wrote: On 12-May-99 Matthew Jacob wrote: I was wondering if anyone has done any work on fsck and very large file systems. We have a system that has 126 GB RAID Array. As you can imagine, fsck chokes trying to alloc

Re: fsck and large file system

1999-05-12 Thread Chuck Youse
Whoa ... can anyone substantiate that this poor performance is typical or atypical of DPT SCSI RAID controllers? I was just about to drop $6000 on a DPT SmartRAID IV 64MB. . . Chuck Youse Director of Systems cyo...@cybersites.com On Thu, 13 May 1999, Greg Lehey wrote: On Wednesday, 12 May