Re: [PATCH 00/23] per device dirty throttling -v8

2007-08-04 Thread Claudio Martins
On Saturday 04 August 2007, Alan Cox wrote: > > Linux has never been a "suprise your kernel interfaces all just changed > today" kernel, nor a "gosh you upgraded and didn't notice your backups > broke" kernel. > Can you give examples of backup solutions that rely on atime being updated? I can und

Re: Processes stuck on D state on Dual Opteron

2005-04-12 Thread Claudio Martins
On Tuesday 12 April 2005 01:46, Andrew Morton wrote: > Claudio Martins <[EMAIL PROTECTED]> wrote: > > I think I'm going to give a try to Neil's patch, but I'll have to apply > > some patches from -mm. > > Just this one if you're using 2.6.12-rc

Re: Processes stuck on D state on Dual Opteron

2005-04-11 Thread Claudio Martins
On Tuesday 12 April 2005 00:46, Neil Brown wrote: > On Monday April 11, [EMAIL PROTECTED] wrote: > > Neil, have you had a look at the traces? Do they mean much to you? > > Just looked. > bio_alloc_bioset seems implicated, as does sync_page_io. > > sync_page_io used to use a 'struct bio' on the sta

Re: Processes stuck on D state on Dual Opteron

2005-04-11 Thread Claudio Martins
On Monday 11 April 2005 23:59, Nick Piggin wrote: > > > OK, I'll try them in a few minutes and report back. > > I'm not overly hopeful. If they fix the problem, then it's likely > that the real bug is hidden. > Well, the thing is, they do fix the problem. Or at least they hide it very well ;

Re: Processes stuck on D state on Dual Opteron

2005-04-11 Thread Claudio Martins
On Monday 11 April 2005 13:45, Nick Piggin wrote: > > No luck yet (on SMP i386). How many disks are you using in each > raid1 array? You are using one array for swap, and one mounted as > ext3 for the working area of the `stress` program, right? > Right. I'm using two Seagate ATA133 disks (ide

Re: Processes stuck on D state on Dual Opteron

2005-04-10 Thread Claudio Martins
On Sunday 10 April 2005 03:47, Andrew Morton wrote: > > Suggest you boot with `nmi_watchdog=0' to prevent the nmi watchdog from > cutting in during long sysrq traces. > > Also, capture the `sysrq-m' output so we can see if the thing is out of > memory. Hi Andrew, Thanks for the tip. I booted

Re: Processes stuck on D state on Dual Opteron

2005-04-09 Thread Claudio Martins
On Sunday 10 April 2005 03:53, Nick Piggin wrote: > > Looks like you may possibly have a memory allocation deadlock > (although I can't explain the NMI oops). > > I would be interested to see if the following patch is of any > help to you. > Hi Nick, I'll build a kernel with your patch and r

Re: Processes stuck on D state on Dual Opteron

2005-04-09 Thread Claudio Martins
On Sunday 10 April 2005 03:47, Andrew Morton wrote: > > Suggest you boot with `nmi_watchdog=0' to prevent the nmi watchdog from > cutting in during long sysrq traces. > > Also, capture the `sysrq-m' output so we can see if the thing is out of > memory. OK, will do it ASAP and report back. Tha

Re: Processes stuck on D state on Dual Opteron

2005-04-09 Thread Claudio Martins
On Tuesday 05 April 2005 03:12, Andrew Morton wrote: > Claudio Martins <[EMAIL PROTECTED]> wrote: > >While stress testing 2.6.12-rc2 on an HP DL145 I get processes stuck > > in D state after some time. > >This machine is a dual Opteron 248 with 2GB (ECC) on o

Processes stuck on D state on Dual Opteron

2005-04-04 Thread Claudio Martins
s possible. Please let me know if you want me to run some other tests or give some more info to help solve this one. Kernel config follows (compiled with gcc-3.4.4 on debian)... Best regards, thanks Claudio Martins # # Automatically generated make config: don't edit # Linux kernel vers

Re: MemShared == 0 ?

2001-06-25 Thread Claudio Martins
On Monday 25 June 2001 11:21, Rodrigo Ventura wrote: > /proc> cat version meminfo > Linux version 2.4.6-pre3 (yoda@damasio) (gcc version 2.95.2 19991024 > (release)) #3 Mon Jun 18 19:00:11 WEST 2001 total:used:free: > shared: buffers: cached: > Mem: 261779456 256925696 4853760

Re: obsolete code must die

2001-06-13 Thread Claudio Martins
On Thursday 14 June 2001 01:44, Daniel wrote: > -- If someone really needs support for this junk, they will always have the > option of using the 2.0.x, 2.2.x or 2.4.x series. > You mean you want 2.5+ series to just stop supporting all older hardware? > So without further ado here're the feat

Adaptec SCSI RAID ASR-2100S

2001-01-17 Thread Claudio Martins
Hi I would like to know if there is any support in the 2.4.x kernels for Adaptec SCSI RAID ASR-2100S cards. It seems that one can download a driver or patch from Adaptec website for 2.2.x kernels... Can someone point me for any patch or driver available for the 2.4 series? Thanks in advan