Re: The ext3 way of journalling

In article <[EMAIL PROTECTED]> you wrote: > Just to clarify, I had about 60 days of uptime, and hence at least > 60 days since the last FS check/mount/etc., when Linux crashed those > few days ago, and wanted to start checking disks with "9192 days since > last file system check". This, however so

Re: Out of memory management in embedded systems

In article <[EMAIL PROTECTED]> you wrote: > Make kernel configuration option? (e.g. disable "over commit" > mis-feature :-) # egrep . /proc/sys/vm/overcommit_* /proc/sys/vm/overcommit_memory:0 /proc/sys/vm/overcommit_ratio:50 Gruss Bernd - To unsubscribe from this list: send the line "unsubscribe

Re: memset as memzero

In article <[EMAIL PROTECTED]> you wrote: > it doesn't add value memset with a constant 0 is just as fast > (since the compiler knows it's 0) than any wrapper around it, and the > syntax around it is otherwise the same. it would however allow easier changing if you need to add a page cleaning

Re: RFC: A revised timerfd API

In article <[EMAIL PROTECTED]> you wrote: > 1. This design stretches the POSIX timers API in strange > ways. Maybe it is possible to reimplement the POSIX API in usermode using the kernel's FD implementation? (and drop the posix support from kernel) Gruss Bernd - To unsubscribe from this lis

Re: unfamiliar notation

In article <[EMAIL PROTECTED]> you wrote: > What's the deal with the underscore and the parentheses surrounding the > call to menu_get_help? it is a macro from gettext, used to translate the string. Usually this should only be used on string constants. Gruss Bernd - To unsubscribe from this list:

Re: NFS4 authentification / fsuid

In article <[EMAIL PROTECTED]> you wrote: > So you can't draw any relationships between "Protect the end-user" > with "Protect the device FROM the end-user", the former can be done > very reliably to whatever level of risk-reduction you need and the > latter can't practically be done at all.

Re: do_coredump and O_NOFOLLOW

In article <[EMAIL PROTECTED]> you wrote: > I found that O_NOFOLLOW is used for opened core file in Linux 2.6.10. I think that is for security reasons, otherwise one has to (atomically) check who is the owner of the symlink and where it points to. If you dont have hostile users on your system you

Re: ext2 on flash memory

In article <[EMAIL PROTECTED]> you wrote: > All of the posts fail to address the question here: what is the > correct file system, or does one exist yet, for wear leveling flash > storage. JFFS2 and logfs are nice for MTD, but for better flash > memories that are likely to be used in the future li

Re: slow open() calls and o_nonblock

In article <[EMAIL PROTECTED]> you wrote: > In short, I'm distributing logs in realtime for about 600,000 > websites. The sources of the logs (http, ftp, realmedia, etc) are > flexible, however the base framework was build around a large cluster > of webservers. The output can be to several hundr

Re: slow open() calls and o_nonblock

In article <[EMAIL PROTECTED]> you wrote: > (ps. having come from the socket side of the fence, its incredibly > frustrating to be unable to poll() or epoll regular file FDs -- > Especially knowing that the kernel is translating them into a TCP > socket to do NFS anyway. Please add regular files

Re: [PATCH - 1/1] Documentation/HOWTO

On Fri, May 25, 2007 at 11:24:46AM -0500, Scott Preece wrote: > However, it might be phrased more diplomatically in this context, like > "because you are sacrificing time that could be spent adding features, > to fix somebody else's mistakes". Not all Bugs are mistakes of the coder. I still think

Re: VFS design question

In article <[EMAIL PROTECTED]> you wrote: > I tried to make it clear that I am clearly lacking expertise in this > topic. I am currently working on a somewhat related topic and was hoping > to get some reactions that would point me in the right directions as it > is somewhat hard to judge the VFS d

Re: it seems at XFS bug?!

In article <[EMAIL PROTECTED]> you wrote: > 500 8 6 1 2 5 4 9 - r w - r - - r >3638 3231 3435 2039 722d 2d77 2d72 722d > 520 - - 1 r o o t r o o t >2d2d 3120 7220 6f6f 2074 6f72 746f 2020 > 540

Re: it seems at XFS bug?!

In article <[EMAIL PROTECTED]> you wrote: > -rw-r--r-- 1 root root 0 2007-05-06 12:41 > > the last line is very interesting, this file has no name and the size is 0 > byte. Well, 0 byte files are nothing special, and the name: it might be a non-printable char? > touch ' ' will produce a

Re: ht CPU flag

In article <[EMAIL PROTECTED]> you wrote: > From now I'll use Intel recomendation to run their utility to resolve all > questions. You mean this, right? http://www.intel.com/support/processors/sb/cs-001632.htm Greetings Bernd - To unsubscribe from this list: send the line "unsubscribe linux-ke

Re: ht CPU flag

In article <[EMAIL PROTECTED]> you wrote: > To authors of /proc/cpuinfo: > > Plz, fix stepping identification: It might be a bug in the kernel code, however it is pretty unlikely: It just reads what the CPU reports. You have an odd chip, nothing what the kernel can do about. I see "family 15, mod

Re: Fork Bombing Attack

In article <[EMAIL PROTECTED]> you wrote: > I found one more interesting thing related with fork > bombing attack. i have set following in /etc/security/limits.conf file > > [EMAIL PROTECTED]hard nproc 3000 > [EMAIL PROTECTED] hard nproc 500 The # is a comment character.

Re: ht CPU flag

In article <[EMAIL PROTECTED]> you wrote: > Am I right that is chipset on mainboard, who is saying - "I know", not > CPU itself? It is a feature bitfield read directly from the CPU. > Is it better to switch off HT support in BIOS? The CPU will still report that flag. Might speed up the boot

Re: ht CPU flag

On Fri, May 18, 2007 at 12:07:09PM -0700, Siddha, Suresh B wrote: > On Fri, May 18, 2007 at 11:45:59AM -0700, H. Peter Anvin wrote: > > IIRC, the HT flag is also reported for multicore CPUs. > > Yes. Thats correct. And for some Single-Core Non-HT CPUs. Gruss Bernd -- (OO) -- [EMAIL PROTEC

Re: ht CPU flag

In article <[EMAIL PROTECTED]> you wrote: > I have Pentium D CPU, which many Windows utilities like cpuz, wcpuid, > everest identify as D 930 (Dual Core, 3GHz). From Intel site I find out > that it has no HT feature, nor Windows XP identify it as HT. the ht flag reported by the CPU and cpuinfo i

Re: [PATCH - 1/1] Documentation/HOWTO

In article <[EMAIL PROTECTED]> you wrote: >> bugs is one of the best ways to get merits among other developers, because >> not many people like wasting time fixing other people's bugs. > ^^^ > > you might want to find a less demeaning term for debugging than > "wasti

Re: [RFC] log out-of-virtual-memory events

In article <[EMAIL PROTECTED]> you wrote: > + printk(KERN_INFO > + "out of virtual memory for process %d (%s): total_vm=%lu, > uid=%d\n", > + current->pid, current->comm, total_vm, current->uid); And align this one with the print_fatal layout: printk(KERN_

Re: [RFC] log out-of-virtual-memory events

In article <[EMAIL PROTECTED]> you wrote: >printk("%s/%d: potentially unexpected fatal signal %d.\n", >current->comm, current->pid, signr); can we have both KERN_WARNING please? Gruss Bernd - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the bo

Re: undeprecate raw driver.

In article <[EMAIL PROTECTED]> you wrote: > in short, do *not* remove its "deprecated" status. rather, remove its > "obsolete" status and *make* it deprecated. it is deprecated and obsolete. Gruss Bernd - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a me

Re: [patch] ip_local_port_range sysctl has annoying default

In article <[EMAIL PROTECTED]> you wrote: > However, there are a large number of applications which have registered > ports in this range. And some application who request random listening ports actually query the /etc/services file to ensure it is a "unnamed" port. Gruss Bernd - To unsubscribe f

Re: [PATCH] "volatile considered harmful", take 2

In article <[EMAIL PROTECTED]> you wrote: > +Consider a typical block of kernel code: > + > +spin_lock(&the_lock); > +do_something_on(&shared_data); > +do_something_else_with(&shared_data); > +spin_unlock(&the_lock); > + > +If all the code follows the locking rules, the value of sha

Re: Ext3 vs NTFS performance

In article <[EMAIL PROTECTED]> you wrote: > For this particular case, Ted is probably right and the only place > we'll ever see this insane poor man's pre-allocate pattern is from the > Windows CIFS client, in which case fixing this in Samba makes sense - > although I'm a bit horrified by the idea

Re: Linux 2.6.21

In article <[EMAIL PROTECTED]> you wrote: > You can't have it even do a search to see if it already has something similar > without creating an account and logging in. Since I'm out of wall space, and > the missus is bugging me to paint over all that, I left. Well, thats not a bugzilla problem.

Re: Linux 2.6.21

In article <[EMAIL PROTECTED]> you wrote: > If it is considered useful it shouldn't be a problem to automatically > forward all incoming Bugzilla bugs to linux-kernel. Yes, most of it to linux-kernel, some components (netdev@, architecture) to a more specific list. Gruss Bernd - To unsubscribe f

Re: [REPORT] cfs-v4 vs sd-0.44

In article <[EMAIL PROTECTED]> you wrote: > a) it may do so for a short and bound time, typically less than the > maximum acceptable latency for other tasks if you have n threads in runq and each of them can have mhttp://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.t

Re: [REPORT] cfs-v4 vs sd-0.44

In article <[EMAIL PROTECTED]> you wrote: > Could you explain for the audience the technical definition of fairness > and what sorts of error metrics are commonly used? There seems to be > some disagreement, and you're neutral enough of an observer that your > statement would help. And while we ar

Re: AppArmor FAQ

In article <[EMAIL PROTECTED]> you wrote: > Perhaps -- until your httpd is compromised via a buffer overflow or > simply misbehaves due to a software or configuration flaw, then the > assumptions being made about its use of pathnames and their security > properties are out the window. Hu? Even

Re: [Announce] [patch] Modular Scheduler Core and Completely Fair Scheduler [CFS]

In article <[EMAIL PROTECTED]> you wrote: > Top (VCPU maybe?) >User >Process >Thread The problem with that is, that not all Schedulers might work on the User level. You can think of Batch/Job, Parent, Group, Session or namespace level. That would be IMHO a generic Top, with

Re: ZFS with Linux: An Open Plea

In article <[EMAIL PROTECTED]> you wrote: >> Unfortunatelle Latency is critical for a number of critical applications >> like databases or file based transaction systems (mail, news) - mainly the >> users of fsync(). > > Whether you mix audio in userspace or kernel does not impact latency - > you

Re: ZFS with Linux: An Open Plea

In article <[EMAIL PROTECTED]> you wrote: > I meant that the central requirement on the design and implementation of > audio subsystems is an (ideally guaranteed) bounded maximum of > latencies; and that's exactly the major point where I heard that there > are problems with ALSA driver components i

Re: [Announce] [patch] Modular Scheduler Core and Completely Fair Scheduler [CFS]

In article <[EMAIL PROTECTED]> you wrote: > A development process like this is likely to exclude smart people from wanting > to contribute to Linux and folks should be conscious about this issues. Nobody is excluded, you can always have a next iteration. Gruss Bernd - To unsubscribe from this lis

Re: If not readdir() then what?

In article <[EMAIL PROTECTED]> you wrote: > Otherwise, the client would have to cache _all_ previous READDIR results > since the last opendir()/rewinddir() in order to be able to do its own > loop detection and that will obviously never scale for large directories > or for directories that change f

yes --help (was: [PATCH] Sanitize filesystem NLS handling)

In article <[EMAIL PROTECTED]> you wrote: > 2) Output of "yes --help" from the same terminal Question: what do you expect? #> yes --version #yes (GNU coreutils) 5.2.1 #Written by David MacKenzie. # #Copyright (C) 2004 Free Software Foundation, Inc. #This is free software; see the source for copyi

Re: Strange ethN numbering problem.

In article <[EMAIL PROTECTED]> you wrote: > However, when the system comes up and attempt to do an ifconfig, the > 'ethN' numbers > have changed to a some what intermengled seriese starting with eth6... > eth10. maybe a system startup script is renaming them (in order to give them well known num

Re: How to detect multi-core and/or HT-enabled CPUs in 2.4.x and 2.6.x kernels

In article <[EMAIL PROTECTED]> you wrote: > once your program (and many others) have such a check, then the next > step will be pressure on the kernel code to "fake" the old situation > when there is a processor where no longer > holds. It's basically a road to madness :-( I agree that for HPC si

Re: Processes with hidden PID files in /proc

In article <[EMAIL PROTECTED]> you wrote: > I've Googled on this enough to find out that these are Linux threads, > that "ps -m" will show them, that "ls -a /proc" will show /proc/.PPID, > etc, but I'm still wondering what exact sequence of system calls will > create a process like this? clone(2)

Re: server don't accept ip-connections from linux

In article <[EMAIL PROTECTED]> you wrote: > i check the packets with an analyser and make some test. if i disable ecn > with "echo 0x0 > /proc/sys/net/ipv4/tcp_ecn" it works, with ecn enabled, it > don't work. this is a problem on the remote site (old firewall software), nothing we (linux kernel

Re: SCSI init discussion/SAN problem (not interesting)

In article <[EMAIL PROTECTED]> you wrote: > Was this post just not interesting enough, or is it the lack of access to > hardware > to test this on that prevented it from being picked up by someone? see google, for example: http://christophe.varoqui.free.fr/multipath.html Gruss Bernd - To unsubsc

Re: GFS, what's remaining

On Mon, Sep 05, 2005 at 04:16:31PM +0200, Lars Marowsky-Bree wrote: > That is the whole point why OCFS exists ;-) The whole point of the orcacle cluster filesystem as it was described in old papers was about pfiles, control files and software, because you can easyly use direct block access (with A

Re: [ANNOUNCE] DSFS Network Forensic File System for Linux Patches

On Sun, Sep 04, 2005 at 09:45:31AM +0100, Alan Cox wrote: > Non GPL modules are required not to be derivative works (a term of law). > The EXPORT_SYMBOL information is merely advisory to help seperate > symbols. In many cases its purely historical as to whether a symbol is > marked _GPL or not. Ye

Re: [ANNOUNCE] DSFS Network Forensic File System for Linux Patches

In article <[EMAIL PROTECTED]> you wrote: >> The Linux kernel allows binary drivers, you just have to live with a limited >> number of exported symbols and that the kernel is tainted. Which basically >> means nobody sane can help you with corrupted kernel data structures. > > You appear to be conf

Re: GFS, what's remaining

In article <[EMAIL PROTECTED]> you wrote: > for ocfs we have tons of production customers running many terabyte > databases on a cfs. why ? because dealing with the raw disk froma number > of nodes sucks. because nfs is pretty broken for a lot of stuff, there > is no consistency across nodes when e

Re: [ANNOUNCE] DSFS Network Forensic File System for Linux Patches

In article <[EMAIL PROTECTED]> you wrote: > I disagree with the language and the characterization that our > proprietary user application code is "tainted." The kernel is tainted if you install non-open source modules. You are not allowed to circumvent this mechanism if you want to ship binary on

Re: [ANNOUNCE] DSFS Network Forensic File System for Linux Patches

In article <[EMAIL PROTECTED]> you wrote: > I mean, nvidia people also use propietary code in the kernel (probably > violating the GPL anyway) and don't do such things. The Linux kernel allows binary drivers, you just have to live with a limited number of exported symbols and that the kernel is ta

Re: Power consumption HZ100, HZ250, HZ1000: new numbers

In article <[EMAIL PROTECTED]> you wrote: > No, I'm saying that 99% users enable ACPI and cpufreq. ACPI is needed > on new machines, and cpufreq is usefull to keep your desktop cold, > too. And with the recent ongoing packing of CPU cores into racks, it is even more so important for Servers. Grus

Re: RTC Timezone

In article <[EMAIL PROTECTED]> you wrote: > My RTC clock is set to the local timezone. However, when I boot linux using > the -b option, to stop by a shell before the bootscripts begin, the clock is > exaclty two hours ahead. The problem is that the clock is correct, but the timezone of your sys

Re: a 15 GB file on tmpfs

On Fri, Jul 22, 2005 at 01:00:18PM +0200, Stefan Smietanowski wrote: > > You cant have 16GB of Memory with 32bit CPUs. > PAE > CONFIG_HIGMEM64G > Supports a 36bit address space, which Xeons do support. Yes right, I was just not aware recent hardware (still) supports that. I mean even mit 2MB modul

Re: a 15 GB file on tmpfs

In article <[EMAIL PROTECTED]> you wrote: > The machine we plan to buy is a HP Proliant Xeon machine and I want to run a > 32 bit linux kernel on it (the xeon we want doesn't have the 64-bit stuff > yet) You cant have 16GB of Memory with 32bit CPUs. Bernd - To unsubscribe from this list: send t

Re: Swap partition vs swap file

In article <[EMAIL PROTECTED]> you wrote: > So are you saying that if I create a swap partition it's best to use dd to > zero it out before mkswap? Nope I did not. However I dont know of any other shell tool which can do it that easyly. > As far as portable, we're talking about linux, portability

Re: Swap partition vs swap file

In article <[EMAIL PROTECTED]> you wrote: > You misunderstood entirely what I said. There is no portable/documented way to grow a file without having the file system null its content. However why is that a problem, you dont create those files very often. Besides it is better for the OS to be able

Re: Swap partition vs swap file

In article <[EMAIL PROTECTED]> you wrote: > I guess/hope dd always makes it contiguously. No, it is creating files by appending just like any other file write. One could think about a call to create unfragmented files however since this is not always working best is to create those files young or

Re: ia64 git pull

In article <[EMAIL PROTECTED]> you wrote: > Why? Because I'm still using the stupid "get all objects" thing when I > pull. one could do a symlink/hardlink parallel tree for a specific snapshot with GIT tools, and then only poll that with git-unaware copy tools. I guess this would make sense for t

Re: Why Ext2/3 needs immutable attribute?

On Sun, Apr 17, 2005 at 07:48:50PM -0400, Xin Zhao wrote: > any kernel level protection, including > SELinux, could be disabled after the kernel is compromised. Am I > missing some points here? No, Immutable bit is an application of capabilities (or securelevel), you are right. If the kernel is c

Re: Why Ext2/3 needs immutable attribute?

In article <[EMAIL PROTECTED]> you wrote: > Yes. I know, with immutable, even root cannot modify sensitive > files. What I am curious is if an intruder has root access, he may > have many ways to turn off the immutable protection and modify files. If you secure your system correctly (i.e make /

Re: Why Ext2/3 needs immutable attribute?

In article <[EMAIL PROTECTED]> you wrote: > Why not simply unset the write bit for all three groups of users? > That seems to be enough to prevent file modification. # touch test # chmod a-w test # echo test > test # cat test test Because this does not protect against writes from root and it doe

Re: More performance for the TCP stack by using additional hardware chip on NIC

In article <[EMAIL PROTECTED]> you wrote: > maybe one day you would be able to offload your firewall and policy > router too :) There are quite a few filtering NICs out there. Greetings Bernd - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EM

Re: [PATCH encrypted swsusp 1/3] core functionality

In article <[EMAIL PROTECTED]> you wrote: > The dmcrypt swap can only be unlocked by the user with a passphrase, > which is analogous to how you unlock your ssh private key stored > on the disk using a passphrase. We talk about the unlocked system getting hacked. However I am not why the hacker wo

Re: [PATCH encrypted swsusp 1/3] core functionality

In article <[EMAIL PROTECTED]> you wrote: > The ssh keys are *encrypted* in the swap when dmcrypt is used. > When the swap runs over dmcrypt all writes including those from > swsusp are encrypted. The problem is that after an resume the running system has access to the swap, because the key is rec

Re: more git updates..

In article <[EMAIL PROTECTED]> you wrote: > (I repeat the xxx in the leaf name - easier to code.) It is a bit OT, but just a note: there are file systems (hash functions) out there who dont like a lot of files named the same way. For example NTFS with the 8.3 short names. Greetings Bernd - To uns

Re: more git updates..

In article <[EMAIL PROTECTED]> you wrote: > Ralph wrote: >> Watch out for when xargs invokes do_something more than once and the `<' >> is parsed by a different one than the `>'. > It will take a pretty long list to do that. It seems that > GNU xargs on top of a Linux kernel has a 128 KByte ARG_MA

Re: Aligning file system data

In article <[EMAIL PROTECTED]> you wrote: > How likely is it that I can actually align stuff to 31.5KiB on the > physical disk, i.e. have each block be a track? It is not that easy to allign on tracks, even on raw partition. Some disks have different length of tracks (of course because the inner c

Re: [CHECKER] crash after fsync causing serious FS corruptions (ext2, 2.6.11)

Hello Ted, In article <[EMAIL PROTECTED]> you wrote: > Should we fix it today? Given that we have ext3, I'd probably answer > no. It's a known property of ext2; we've lived with it for over ten > years, and to add this would just slow down ext2 (which gets used > often as benchmark standard to a

Re: Devices/Partitions over 2TB

In article <[EMAIL PROTECTED]> you wrote: > You have to ignore the partition table contents for ending cylinder. Why use MSDOS partition tables at all? What about LVM or GUID Partitions? Gruss Bernd - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message

Re: [MC] [CHECKER] Do ext2, jfs and reiserfs respect mount -o sync/dirsync option?

In article <[EMAIL PROTECTED]> you wrote: > 3. I open a file w/o O_SYNC, issue a bunch of writes, then call > ioctl(FIOASYNC) to set the fd sync, then issure a second set of writes. > Only the second set of writes are synchronous? I also am curious if one can open a file, write to it, close it, op

Re: Huge unreliability - does Linux have something to do with it?

In article <[EMAIL PROTECTED]> you wrote: > I halted the machine correctly yesterday night. I never dropped the > box in 3 years. Am I just being unlucky? Or could the fact that I am > using Linux on the box affect the reliability in some ways on that > particular hardware (Dell Inspiron 8100)? I r

Re: Drive performance bottleneck

In article <[EMAIL PROTECTED]> you wrote: > Below is an oprofile (truncated) of (the same) dd running on /dev/sdb. do you also have the oprofile of the sg_dd handy? Greetings Bernd - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTE

Re: [RFC] "biological parent" pid

In article <[EMAIL PROTECTED]> you wrote: > I am not aware of concepts in Linux or other unices that apply to this > case. Normal process accounting. If you want to keep the pid of the bio-parent, you also need to keep the start-time to make it unique. Better would be to have a all-time-unqiue pr

Re: [Bug 4081] New: OpenOffice crashes while starting due to a threading error

In article <[EMAIL PROTECTED]> you wrote: > stat64("/dev/dri/card14", 0xbff9c8bc) = -1 ENOENT (No such file or > directory) > What is at fault? Certainly oo shouldn't just seg-fault, but should the > permissions on /dev/dri/card* be crw-rw or crw-rw-rw-? it is not a permission thing, it te

Re: Linux and system area networks

In article <[EMAIL PROTECTED]> you wrote: > We seem to have come full circle. My original question was about > providing a better way for sockets applications to take advantage of > SAN hardware. W2K Datacenter introduces "Winsock Direct," which will > bypass the protocol stack when appropriate.

Re: harddisk support

In article <[EMAIL PROTECTED]> you wrote: > How can I access more than 16 harddisks? Create the Device File with: cd /dev ; MAKEDEV sdq -or- cd /dev ; mknod sdq b 65 0 mknod sdq1 b 65 1 ... - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAI

Re: how to display proxy arp addresses using "ip neigh" from iproute2

In article <[EMAIL PROTECTED]> you wrote: > 47.129.82.116 * * MPeth0 the asteriks simply show you, that the new linuix kernel will not be able to remeber any mac address for a proxy arp entry. It will always respond with the device' own MAC address. Can't f

Re: missing sysrq

In article <[EMAIL PROTECTED]> you wrote: > However, if I go to /proc/sys/kernel/sysrq does not exist. It is a compile time option, so the person who compiled your kernel left it out. > vm.freepages = 383 766 1149 tat feature is removed in recent VM Systems. Greetings Bernd - To unsubscribe fr

Re: light weight user level semaphores

In article <[EMAIL PROTECTED]> you wrote: > So FS_create() starts out by allocating the backing store for the > semaphore. This can basically be done in user space, although the > kernel does need to get involved for the second part of it, which > is to (a) allocate a kernel "backing store

Re: ARP responses broken!

> but why would you want it to reply for the IP of the other interface even if > it was NOT on the same subnet? Because Linux is always answering to all its local IP addresses, regardless of the Network interface. Even if you tun off the IP Forwarding. This is by Designs, there are situation whe

Re: ARP responses broken!

In article <[EMAIL PROTECTED]> you wrote: > The second one is the valid one, but both interfaces seem to answer to the > broadcasted packet with their own ARP addresses. it is because the kernel does not know if both interfaces are on one subnet, or not. The easisets thing to solve this is t use

Re: fsck, raid reconstruction & bad bad 2.4.3

In article <[EMAIL PROTECTED]> you wrote: > Is this a pathological case because of the way fsck does business, or does the RAID >re-sync affect any disk-bound process that severely? i gues the seeks are the problem. fsck will quite heavyly reposition, so does the rebuild, most likely on differen

Re: fsck, raid reconstruction & bad bad 2.4.3

In article <01041521302600.15046@tabby> you wrote: >>a) stop rebuild until fsck is fixed > And let fsck read bad data because the raid doesn't yet recognize the correct > one a degraded raid will not deliver broken data. and even if it does, one more reason not to check a degraded raid. > T

Re: fsck, raid reconstruction & bad bad 2.4.3

In article <[EMAIL PROTECTED]> you wrote: >>(There is no config file to disable/alter this .. no work-around that I >>know of ..) > You can't be serious. Go sit down and think about what's going on. Well, there are two potential solutions: a) stop rebuild until fsck is fixed b) wait with fsck

Re: [BUG] tmpfs and loop

In article <01041321112600.23961@oscar> you wrote: > oscar% sudo mount /tmp/disk /snap -oloop -text2 > ioctl: LOOP_SET_FD: Invalid argument are you sure you have a working loop device? Try to verify it in a non tmpfs filesystem. > stat64("/dev/loop0", {st_mode=S_IFBLK|0660, st_rdev=makedev(7, 0)

Re: race condition on looking up inodes

In article <000201c0c0a4$eb5c7b10$321ea8c0@saturn> you wrote: >rename("/usr/hybrid/cfg/data","/usr/mytemp/data1"); /*for process 1*/ > rename("/usr/mytemp/data1","/usr/test");/* for process 2*/ Rename syscall is expected to be atomic on unixoid systems. And I dont know of a case where a prob

Re: pivot_root & linuxrc problem

In article <[EMAIL PROTECTED]> you wrote: > Aha.. so that's it. I've never been able to get /linuxrc to execute > automagically. I wonder why /linuxrc executes on Art's system, but > not on mine. I can call it whatever I want and it doesn't run unless > I explicitly start it with init=whatever.

Re: kernel 2.4.2 network performances

In article <[EMAIL PROTECTED]> you wrote: > Yesterday I discovered that the load I can throw out to network seems to > depend on other activities running on machine. I was able to get > throughput of 33M/s with ATM when machine was idle, while I compiled > kernel at same time, the throughput was 1

Re: Alert on LAN for Linux?

In article <[EMAIL PROTECTED]> you wrote: > Alert on LAN makes the system up from power management type sleep when > there are packets to be processed. Why you would ever have sleep mode on > a server is beyond me. Most professional UPS with Network Management Cards can go a sever to sleep mode

Re: Status of posix-ACL's

In article you wrote: > What are the biggest problems? (i know that many userland-tools must be > changed for this). AFAIK there is no Support in User Land Programs required. You just have additional tools for managing the ACLs . The main problem

Re: ide / usb problem

In article <20010225060326.K127@pervalidus> you wrote: > hda: dma_intr: status=0x51 { DriveReady SeekComplete Error } > hda: dma_intr: error=0x84 { DriveStatusError BadCRC } I think I saw that with broken Drives, too. Greetings Bernd - To unsubscribe from this list: send the line "unsubscribe li

Re: reiserfs: still problems with tail conversion

In article <87861.983061717@tiny> you wrote: > Exactly. The tail conversion code depends heavily on the page up to date > bit being set right. It is more than possible that I've screwed up > something there, and the code thinks a page is valid when it really isn't. I have seen null byte cor

Re: [rfc] Near-constant time directory index for Ext2

In article <01022100361408.18944@gimli> you wrote: > But actually, rm is not problem, it's open and create. To do a > create you have to make sure the file doesn't already exist, and > without an index you have to scan on average half the directory file. Unless you use a File System which is be

Re: ip_conntrack error under 2.4.1-ac18

In article <[EMAIL PROTECTED]> you wrote: > Feb 18 23:05:50 rhino kernel: ip_conntrack: maximum limit of 8184 entries exceed > ed > while running nessus, with 100 simultaneous connections set, against a > company machine. This is the first time I've observed this error. It is not an error, you

Re: Kernel executation from ROM

In article <01e701c09a2a$21e789a0$bba6b3d0@Toshiba> you wrote: > I see . The biggest negative point of running kernel from ROM is that ROM > speed is slow :( Well, normally you use the ROM only as a "boot device". You copy the Kernel into RAM and run it. Ram is not more expensive than ROM :) Wha

Re: reiserfs min size (was: [2.4.1] mkreiserfs on loopdevice freezes kernel)

On Wed, Jan 31, 2001 at 11:15:56PM +, James Sutherland wrote: > > dd if=/dev/zero of=/var/loop.img count=32768 size=4096 > > That just creates a 128Mb file of zeros... This sounds a bit small. Why > "size=4096"?? because i am too tired to calculate. mkreiserfs wants 32768 (32*1024) blocks wi

reiserfs min size (was: [2.4.1] mkreiserfs on loopdevice freezes kernel)

On Wed, Jan 31, 2001 at 09:24:39AM +, James Sutherland wrote: > 32 megaBLOCK?? How big is it in Mbytes? Blocksize is 4k, mkreiserfs in my version is telling me it can not generate partitions smaller than 32M but it is not true, i have to do dd if=/dev/zero of=/var/loop.img count=32768 size=4

[2.4.1] mkreiserfs on loopdevice freezes kernel

Hello, if I run mkreiserfs on a 32megablocks /dev/loop0 it will lock up while generating the journaling information. Sometimes at 20% sometimes at 60%. Since mkreiserfs is not using the kernel module i guess this is a loop device problem in 2.4.1 kernels. There is no dmesg message at the lookup.

Re: sendfile+zerocopy: fairly sexy (nothing to do with ECN)

In article <[EMAIL PROTECTED]> you wrote: > On Tue, Jan 30, 2001 at 02:17:57PM -0800, David S. Miller wrote: > 8.5MB/sec sounds like half-duplex 100baseT. > No; I'm 100% its FD; HD gives 40k/sec TCP because of collisions and > such like. > Positive you are running at full duplex all th

Re: Request: increase in PCI bus limit

In article <[EMAIL PROTECTED]> you wrote: > I guess the cleanest solution would be to allow variable setting of the > maximum number of PCI busses in the config file, similar to the > CONFIG_UNIX98_PTY_COUNT setting, so that "exotic" users with 32+ PCI > busses can boost the standard value accordi

Re: Request: increase in PCI bus limit

In article <[EMAIL PROTECTED]> you wrote: > 256, in later 2.4.* kernel releases? That would allow this customer to > work with an unpatched kernel, at the cost of an additional 3.5 kB of > variables in the kernel. Don't think this is fairly common. So especially since I consider that kind of har

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