Re: Mysterious reboot, suspecting hardware issue

On Tue, 2006-02-28 at 04:25, Olivier Nicole wrote: > Hi, > > Running an Amanda server on a dual P III, with 256 MB ram and dual > Symbios SCSI adapter. Part of the hard disk are mounted in RAID with > vinum on the first SCSI adapter. The Tandberg tape drive is on the > second SCSI adapter. FreeBSD

Mysterious reboot, suspecting hardware issue

Hi, Running an Amanda server on a dual P III, with 256 MB ram and dual Symbios SCSI adapter. Part of the hard disk are mounted in RAID with vinum on the first SCSI adapter. The Tandberg tape drive is on the second SCSI adapter. FreeBSD is: FreeBSD amanda.cs.ait.ac.th 4.11-RELEASE-p14 FreeBSD 4.11

Re: Mysterious reboot

Robert Huff wrote: Robert, > I have a -CURRENT machine - P4, 512mb RAM, SCSI disks, > de-driver ethernet, all mainstream hardware - that has this problem. > Since early last year (maybe longer) it will occasionally reboot. Actually, I had it on three machines now. First on a P4 I leased in

RE: Mysterious reboot

Olivier Nicole wrote: >> I've also been observing my system...even when mail load from these >> mini-attacks is heaviest, maybe 800 messages a second, the system >> load barly goes over idle. There appeas to have been two such >> attacks. It's a 2.8 ghz machine with 3 g

Re: Mysterious reboot

> I've also been observing my system...even when mail load from these > mini-attacks is heaviest, maybe 800 messages a second, the system load barly > goes over idle. There appeas to have been two such attacks. It's a 2.8 ghz > machine with 3 gigs of RAM, it should be well able to handle that loa

Re: Mysterious reboot

Robin Vley writes: > My machine also has trouble with sudden reboots. Much quicker > than weeks though, I barely hold out for 5 days. "And three shall be the number of the counting " I have a -CURRENT machine - P4, 512mb RAM, SCSI disks, de-driver ethernet, all mainstream h

Re: Mysterious reboot

On 2006-02-16 15:18, Mike Loiterman <[EMAIL PROTECTED]> wrote: >Giorgos Keramidas wrote: >> On 2006-02-16 14:32, Mike Loiterman <[EMAIL PROTECTED]> wrote: >>> Wouter Spierenburg wrote: Try adding the following to /etc/sysctl.conf:

RE: Mysterious reboot

> > Well, the server is an email/web server primarily. Not a > huge load, but I want to be hardened against DOS > attacks...would these help? > If you are looking to harden your server, this might be helpful. Though a bit outdates, it still holds true for most part: http://www.dal.net/admin

RE: Mysterious reboot

Giorgos Keramidas wrote: > On 2006-02-16 14:32, Mike Loiterman <[EMAIL PROTECTED]> wrote: >> Wouter Spierenburg wrote: >>> Try adding the following to /etc/sysctl.conf: >>> >>> kern.maxfiles=65535 >>> kern.maxfilesperproc=2 >>> net.inet.tcp

Re: Mysterious reboot

Mike Loiterman wrote: Mike, Wouter, Before I make these changes, I would like to just get a second opinion from the list about their value and what impact, if any, they might have on system stability, compatibility, etc. I don't know really how to set the maxfiles parameter (mine is at 32000

Re: Mysterious reboot

On 2006-02-16 14:32, Mike Loiterman <[EMAIL PROTECTED]> wrote: > Wouter Spierenburg wrote: > > Try adding the following to /etc/sysctl.conf: > > > > kern.maxfiles=65535 > > kern.maxfilesperproc=2 > > net.inet.tcp.delayed_ack=0 > > net.inet.ip.maxfragpackets=10 > > ker

RE: Mysterious reboot

Wouter Spierenburg wrote: > Try adding the following to /etc/sysctl.conf: > > kern.maxfiles=65535 > kern.maxfilesperproc=2 > net.inet.tcp.delayed_ack=0 > net.inet.ip.maxfragpackets=10 > kern.ipc.somaxconn=2048 > > then 'cd' to /usr/src/sys/i386/conf > cp GENERIC SER

RE: Mysterious reboot

> > Alex de Kruijff wrote: > > On Thu, Feb 16, 2006 at 01:46:19AM -0600, Mike Loiterman wrote: > >> Afte being up for more than two months, I just noticed that my ver > >> reliable and stable server mysteriously rebooted. I've > had the same > >> hardware and system s

RE: Mysterious reboot

Alex de Kruijff wrote: > On Thu, Feb 16, 2006 at 01:46:19AM -0600, Mike Loiterman wrote: >> Afte being up for more than two months, I just noticed that my ver >> reliable and stable server mysteriously rebooted. I've had the same >> hardware and system setup for more tha

Re: Mysterious reboot

On Thu, Feb 16, 2006 at 01:46:19AM -0600, Mike Loiterman wrote: > Afte being up for more than two months, I just noticed that my ver reliable > and stable server mysteriously rebooted. I've had the same hardware and > system setup for more than a year and haven't ever experienced anything like > t

RE: Mysterious reboot

Olivier Nicole wrote: >> /var/log/messages just shows a user connectig via pop, and then the >> next line is the machine booting. > > Does the reboot correspond to the rainstorm? > > Do you have UPS? > > If time matches and no UPS I'd highly suspect a micro power faill

Re: Mysterious reboot

> /var/log/messages just shows a user connectig via pop, and then the next > line is the machine booting. Does the reboot correspond to the rainstorm? Do you have UPS? If time matches and no UPS I'd highly suspect a micro power faillure, that other machines could over go, but that this specific

Mysterious reboot

Afte being up for more than two months, I just noticed that my ver reliable and stable server mysteriously rebooted. I've had the same hardware and system setup for more than a year and haven't ever experienced anything like this before. I haven't added any new hardware in a very long time. I di