Re: softupdates and ext2

Mats Lofkvist (unknown@riverstyx.net)
Wed, 31 Mar 1999 04:34:03 -0800 (PST)


If I'm not mistaken, you can mount your partitions with the 'sync' option.
This should give you similar results, with a slight performance penalty.
I use for my workstation 'coz my office building has bad power and I
haven't gotten a UPS yet...

---
tani hosokawa
river styx internet

On Wed, 31 Mar 1999, Thomas Pornin wrote:

> Hello, > > The *BSD have a feature called "softupdates" which seems to be the > following: writes to a ufs filesystem are not synced on a sector basis > but according to the filesystem structure, which means that between two > physical updates, the filesystem is always coherent. > > I made some benchs and it seems rather fast (about 5 to 10% slower than > the async mount, which is what Linux does). > > Here is my problem: we have here several Linux PC in hostile environment > (students) and they are often uncleanly rebooted. The Sun Solaris > stations nearly always recover automatically, but the Linux stations > often require a manual root intervention. This upsets our sysadmin. > > So.. is there any plan/patch for integrating some softupdate feature to > ext2 under Linux ? Or is there something I utterly missed ? > > --Thomas Pornin > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.rutgers.edu > Please read the FAQ at http://www.tux.org/lkml/ >

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