Re: I request inclusion of reiser4 in the mainline kernel

Hans Reiser writes:
 > Horst von Brand wrote:
 > 
 > >
 > >
 > >Funny that the "texbook algorithms" aren't used in real life. Wonder why...
 > >  
 > >
 > Try BSD.  If the BSD book can be believed, they use"texbook algorithms".

The "textbook" one-way elevator (as indeed exemplified by FreeBSD's
src/sys/kern/subr_disk.c:bioq_disksort()) has well-known weaknesses. For
example,

    dd if=/dev/zero of=FILE

can easily monopolize device queue and starve accesses to the blocks
with low block numbers.

 > 
 > ;-)

Nikita.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Follow-Ups:
  • Re: I request inclusion of reiser4 in the mainline kernel
    • From: Hans Reiser <[email protected]>

• References:
  • Re: I request inclusion of reiser4 in the mainline kernel
    • From: Horst von Brand <[email protected]>
  • Re: I request inclusion of reiser4 in the mainline kernel
    • From: Hans Reiser <[email protected]>

• Prev by Date: Re: [patch] stop inotify from sending random DELETE_SELF event under load
• Next by Date: Re: Arrr! Linux v2.6.14-rc2
• Previous by thread: Re: I request inclusion of reiser4 in the mainline kernel
• Next by thread: Re: I request inclusion of reiser4 in the mainline kernel
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]