Re: is the disk failing ?

CRC_Error_Count0x0032 200 200 000Old_age Always > - 0 Your disk does not report any problems reading or writing data to the magnetic media. Conclusion: healthy as a bull. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: is the disk failing ?

id controllers that prevent access to disk SMART data, they are as safe to use a car with a blank dashboard (no fuel level, no engine temperature, no speedometer, etc). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbr

Re: is the disk failing ?

. But the bottom line is your disk has failed, you should replace it immediately. (good disks do not throw "i/o errors"). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: XFS v EXT4 was: After Install last physical disk is not mounted on reboot

n, at $70 a pop). But in the world where you have *both* juniour *and* seniour sysadmins, maybe it is not such a big issue... As somebody wrote somewhen: the life purpose of sysadmins is to create continued employment for sysadmins. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olc

Re: Re: SPAM: proofpoint.com URLs in sl-users messages

etter mouse trap, these people would learn to stop worrying and love the mice. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: SP: proofpoint.com URLs in sl-users messages

ecurity because everybody is forced to click links without knowing exactly where they go. And there is a privacy violation element to this, now a 3rd party has a record of when I visit what web sites. (And after the recent Facebook scandal, only the naive disbelieve that these records are not

Re: urldefence?!? Re: Create bootable ISO that can be copied to a USB key

On Fri, Jul 20, 2018 at 07:04:52PM -0700, Konstantin Olchanski wrote: > On Fri, Jul 20, 2018 at 05:37:34PM -0700, Konstantin Olchanski wrote: > > Here is my recipe for doing what you are doing: > > https://urldefense.proofpoint.com/v2/url?u=https-3A__daqs

urldefence?!? Re: Create bootable ISO that can be copied to a USB key

On Fri, Jul 20, 2018 at 05:37:34PM -0700, Konstantin Olchanski wrote: > > Here is my recipe for doing what you are doing: > > https://urldefense.proofpoint.com/v2/url?u=https-3A__daqshare.triumf.ca_-7Eolchansk_linux_CentOS7_AAA-2DREADME-2DUSBBOOT.txt=DwIBAg=gRgGjJ3BkI

Re: Create bootable ISO that can be copied to a USB key

e.triumf.ca_-7Eolchansk_linux_CentOS7_AAA-2DREADME-2DUSBBOOT.txt=DwIBAg=gRgGjJ3BkIsb5y6s49QqsA=gd8BzeSQcySVxr0gDWSEbN-P-pgDXkdyCtaMqdCgPPdW1cyL5RIpaIYrCn8C5x2A=fk0JY3BhmGxCfN3pBlvgoU0w4oeNX-YtFJkujmomPYY=O0aGOYpKPfw848g7KU-jZW8EGsRnZL7EQomfx6fHYXo= -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must

Re: SL:7 Rootfs required for ARM64v8

=gRgGjJ3BkIsb5y6s49QqsA=gd8BzeSQcySVxr0gDWSEbN-P-pgDXkdyCtaMqdCgPPdW1cyL5RIpaIYrCn8C5x2A=WS7Q8eVxgCbhgQ2yroVl8uh8Wy0oti9SMZEO6HrVE6I=siFynTENuoCY7OcwUAh2fHHlaKO0RjUr_VcRG2niQAc= I only see the arm32 images (I use them on RaspberryPi3 machines). Also what arm64 hardware are you running on? -- Konstant

Re: Error Installing ROOT6.11.02 on Linux. Help Appreciated

r build from source). In either case, beware of "missing libraries". -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Best option for php version 7?

date) place to get it? > > I've had lots of luck with https://ius.io/ and prefer it over Software > Collections when I can. > > I'm actively running PHP 7.1 from IUS on a production server and I run > several of their packages across my data center. > > Hope this helps! &

Re: SIGTERM?

ility of data corruptions. > > Question: does the general shutdown take care of this issue? > Am I presuming too much to think this is handled by the general > shutdown global SIGTERM? The database does properly respond > to SIGTERM. > > Do I understand the global SIGTERM correct

Re: Tips for updating to SL7.4 (with yum-conf-sl7x installed)

gt; --> Running transaction check > ---> Package abattis-cantarell-fonts.noarch 0:0.0.16-3.el7 will be updated > ---> Package abattis-cantarell-fonts.noarch 0:0.0.25-1.el7 will be an update > ---> Package abrt.x86_64 0:2.1.11-45.sl7 will be updated > ---> Package abrt.x86_64

Re: [SCIENTIFIC-LINUX-USERS] yumex failed to update SL7x to current

On Mon, Sep 18, 2017 at 11:53:38AM -0500, Pat Riehecky wrote: > Please run 'yum downgrade libgpod' "yum erase libgpod" works for me. (also removes rythmbox, ok for what we do). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-

Re: Linux Widows Guide

the encryption keys and the secret password on a USB key b) put the USB key into this nice engraved metal locked box c) give this box to your partner with instructions "give this box to a computer guru, they will use the contents to figure out how to get access to all my files, hopefully&quo

Re: software raid after the fact?

setup a redundant boot loader for ZFS. So the system partition would still have to be mdadm raid1 even if you use ZFS for all the other partitions. Why ZFS? Background fsck (zpool scrub), no lengthy raid1 rebuilds, no non-zero md/mismatch_cnt, no need for manual recovery after hardware/softwar

Re: reiserfs?

rdering his wife. And much like ReiserFS, Hans claimed complete > > innocence until actually looking at evidence proved that her sudden > > absence was entirely his fault. > > > > Hi Niko, > > Ya, no fooling!  :-) > > I was trying to read the reiserfs partition on my &g

Re: glibc revisions on 6.9

ibility of "--force". Plus the current experience that filing bug reports on bugzilla and whining on the forums does not get results. So if something major like nfs-root suddenly stops working, we will be forced to switch to a systemd-free linux, and not by choice or by religion.

Re: glibc revisions on 6.9

ug reports, nothing gets done. Luckily some people want to have nothing to do with all this, so watch the systemd-free fork of Debian, watch the BSDs and watch the direction of "embedded linux" (people who build IoT machines count every byte of ram, every milliwatt of power love systemd?

Re: systemctl equivalent in SL 6.X?

If you follow el7 instructions on SL6.9, you will run into even bigger problems than just missing "systemctl". By the time you solve those problems, it would probably have been less work to install CentOS7/SL7 to begin with. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! E

Re: Proper forum suggestion?

ion that all questions asked here must be answered. If your business requires timely and correct answers, you should consider purchasing a support contract or hiring a linux expert. https://www.amazon.com/ANSWERS-PRICE-Indoor-Outdoor-Plastic/dp/B002FCP2IG Sorry for a surely answer. -- Konstant

Re: Cad package move to 6.9

nnot access the Cad Package and work stops. > AT now offers a dish connection to cell towers with 300 meg speeds for > $50/mo but not in our area yet. > > We are looking for a new Cad Package from another vender that we can buy > and not be bled monthly. > > Thank You > La

Re: how to switch desktops, and window managers

n a widget at the bottom of the screen *AFTER* > entering your username. You should select one of these. > > As far as I know, this list is generated from the list of *.desktop > files which reside in /usr/share/xsessions so if they don't appear to > match then something is possibly wr

Re: [SCIENTIFIC-LINUX-USERS] RAID 6 array and failing harddrives

is BTRFS in the "this is a toy" departement, not in the "this is unstable" or "preview" departement. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: RAID 6 array and failing harddrives

drives of the same brand and type in different HDD slots have the > >> same issues but not at the exact same time (but close, though). And I > >> struggle to believe two identical drives just failing so close in time. > >> > >> What am I missing? :) Going to shut down the server soon (after last > >> backup round) and will double check all the HDD seating and cabling. > >> But I'm not convinced that's all just yet. > >> > >> > >> -- > >> kind regards, > >> > >> David Sommerseth > > > > -- > Steven Haigh > > Email: net...@crc.id.au > Web: https://www.crc.id.au > Phone: (03) 9001 6090 - 0412 935 897 > -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: RAID 6 array and failing harddrives

struggle to believe two identical drives just failing so close in time. > > What am I missing? :) Going to shut down the server soon (after last > backup round) and will double check all the HDD seating and cabling. > But I'm not convinced that's all just yet. > > > -- &g

Re: Second network adapter

oo is ok (or just a slap on the wrist). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Second network adapter

s of your boss is reading playboy instead of nytimes. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Second network adapter

, the universe is an iphone, so controlling experiments using an android app is perfectly normal. (let's see them build and run an LHC-size experiment). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUM

Re: Second network adapter

192.168.33.1" > >>> PREFIX="24" > >>> NAME="usb0" > >>> > >>>See /usr/share/doc/initscripts-*/sysconfig.txt for more information > >>>about these sysconfig files. > >>> > >>> > >>>4) (optional) Configure a DHCP server to serve on usb0. This enables > >>>automatic network configuration of your clients connected to usb0. > >>>Without this, you need to resort to manually configuring each device. > >>> > >>>I like dhcpd, as that's what I've become used too. But dnsmasq can also > >>>do this job well. > >>> > >>>A very simple dhcpd.conf can be something like this: > >>> > >>> ddns-update-style none; > >>> authoritative; > >>> group { > >>> option routers 192.168.33.1; > >>> option domain-name-servers 8.8.8.8; > >>> > >>> subnet 192.168.33.0 netmask 255.255.255.0 { > >>>range 192.168.33.100 92.168.33.199; > >>>default-lease-time 86400; > >>> } > >>> } > >>> > >>>(this config is not tested, just something put together on-the-fly). > >>>See more details in /etc/sysconfig/dhcpd too. > >>> > >>>Be careful not to start dhcpd listening and responding to DHCP requests > >>>on your internet interface, that will make a lot of users complain. But > >>>unless the "subnet" section does not overlap with a subnet on your > >>>"internet" interface, you should be safe. > >>> > >>>Then it is just to start the dhcpd service. > >>> > >>> # systemctl start dhcpd > >>> > >>> > >>>This should in most cases get you started. And again, I have not tested > >>>this exact example - it is pulled together on-the-fly now for this > >>>e-mail. There might be silly mistakes or other kinds of typos here. > >>> > >>> -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Second network adapter

with wifi networks. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: [SCIENTIFIC-LINUX-USERS] Server going to uncommanded sleep or suspend

ctive-ac-timeout=0 >> > /usr/share/glib-2.0/schemas/disable_powermgmt.gschema.override > echo idle-dim=false >> > /usr/share/glib-2.0/schemas/disable_powermgmt.gschema.override > > glib-compile-schemas /usr/share/glib-2.0/schemas > > > Pat > > >

Re: Server going to uncommanded sleep or suspend

o are set to desktop: [root@daqbackup ~]# hostnamectl Static hostname: daqbackup.triumf.ca Chassis: desktop Operating System: CentOS Linux 7 (Core) Close but no cigar... -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail m

yum and rpm fail on NFS-Root

of my laptop" people just obsoleted NFS-Root?!? -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Server going to uncommanded sleep or suspend

thing is spuriously activating the sleep/suspend code inside systemd. Could be as simple as a spurious power switch hardware glitch (on 3-4 machines? that have run sl6 for years without fault? hmm...). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-do

Re: Need help Debuging boot

y seem to be working just fine. I am hoping they > continue to do so until a patch/kernel update rolls down the line. > > Thanks again! I really do appreciate the help. The ideas got me thinking > on the right track and helped eliminate variables. > > ~Stack~ > -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Need help Debuging boot

and > regular console; once the kernel boots, messages only go to one or > the other. > > The "hang" (or rather change in output) doesn't have anything to do > with the EDD message itself - it just happens that this is the last > message printed during that particula

Re: Need help Debuging boot

ow booting, takes a good few minutes from powerup to grub menu. But 30 min is extreme, yes. > If I boot into rescue kernel, it instantly boots. Every time. This is so > puzzling to me. How do you mean? The "EDD" message is before grub menu or after grub menu? -- Konstantin Olchan

Re: Subversion svnserve set up

On Thu, Feb 16, 2017 at 06:52:57PM -0500, Adam Jensen wrote: > On Thu, 16 Feb 2017 14:03:57 -0800 > Konstantin Olchanski <olcha...@triumf.ca> wrote: > [snip] > > For secure access, you must use passwords (unless you export read-only repo) > > and to have passwo

Re: Subversion svnserve set up

b 16 15:33:31 minerva.bohemia.net systemd[1]: svnserve.service holdoff time > over, scheduling restart. > Feb 16 15:33:31 minerva.bohemia.net systemd[1]: start request repeated too > quickly for svnserve.service Feb 16 15:33:31 minerva.bohemia.net systemd[1]: > Failed to start Subv

Re: M.2 drivers?

an others - read the mobo manual very carefully. (read *before* buying, to avoid nasty surprises, like the USB-connected network on the RaspberryPi machines). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: M.2 drivers?

Ie SSDs. Our typical machine configuration is 120GB SSD for system partition, pair of 6 or 8TB HDDs for home and data storage (mdadm raid1). A nightly cron job to rsync backup the SSD contents. (still worried about SSDs bricking themselves). -- Konstantin Olchanski Data Acquisition Systems: The By

Re: certbot letsencrypt renewal selinux borkage

tay with linux". K.O. > Eric Dyer, ericfd...@gmail.com > > On Fri, Feb 10, 2017 at 5:42 PM, Konstantin Olchanski > <olcha...@triumf.ca> wrote: > > On Fri, Feb 10, 2017 at 10:40:43PM +0100, David Sommerseth wrote: > >> > >> So if you put your system i

Re: certbot letsencrypt renewal selinux borkage

o learn anything new ever. Not. > > But by all means, if you only came here to rant ... > That's for sure. Not too many happy people writing "SL works great for me" on this mailing list. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: certbot letsencrypt renewal selinux borkage

n I have a working https web server by paying money? ("yea, just hire the certbot packager dude already"). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: certbot letsencrypt renewal selinux borkage

On Fri, Feb 10, 2017 at 01:51:40PM +0100, David Sommerseth wrote: > On 09/02/17 19:01, Konstantin Olchanski wrote: > > Since I will learn selinux after I learn ldap after our current > > high-priority > > project ships to CERN in September, I do not see any solution othe

Re: OpenSSL in SL6 ?

bressl-portable/portable -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

el7 USB kickstart installer available

can throw any custom packages into the installer root directory and install them by hand from the kickstart scripts). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: SL7's Gnome missing features

are somewhere in there: http://www.triumf.info/wiki/DAQwiki/index.php/SLinstall -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Adventures with 7.2

the NFS server bug, that it is 1-out-of-2. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Adventures with 7.2

On Sun, Jan 08, 2017 at 04:30:06AM +0100, David Sommerseth wrote: > On 06/01/17 23:56, Konstantin Olchanski wrote: > > On Sat, Dec 31, 2016 at 04:28:04PM -0800, jdow wrote: > >> ... new 7.2 machine. > >> ... SELinux issues. > >> > > You *must* disable

Re: Anyone know of a bootable USB3 PCI or PCIe card?

PCI<->USB bridge chip, it will have one more chip for the BIOS. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: g77 story, Re: g2c library

rce) produces. > > Tony > > -Original Message- > From: owner-scientific-linux-us...@listserv.fnal.gov > [mailto:owner-scientific-linux-us...@listserv.fnal.gov] On Behalf Of > Konstantin Olchanski > Sent: December-16-15 11:37 AM > To: Stephan Wiesand > Cc: Ian A T

Re: SL on single-board ARM (eg Pi2 or Beagle board)

quot; era PCs - in CPU speed, memory size and "disk speed" (SD/MMC flash). Machines I have do not have graphics, so cannot say anything on grapics performance and usability of graphical applications such as Firefox. To repeat, to get running quickly, look at the "ready to run&qu

Re: Flash notes on 7

On Fri, Sep 18, 2015 at 01:40:55PM -0700, ToddAndMargo wrote: > > I got Fresh Player (Google Chrome's flash player) to work in > Firefox. It wasn't easy. Here are my notes: > Why bother? Use google-chrome for both web pages that still require flash. -- Konstantin Olchanski Data

Re: rePost : SL6.7 problem with ferret/R and xorg-x11-server-Xorg-1.15.0-36

ch... > It was applied to 1.15.0-32 version : > > * Wed Feb 25 2015 Adam Jackson <a...@redhat.com> 1.15.0-32 > - Fix backing store's Always mode > > When I exclude this patch from spec file and recompile the rpm, > ferret works well again... > > I hesitate to contac

Re: How do I get flash drive info?

port" and "cannot read super block" messages scroll by after you plug a sickly disk into your test computer. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: starting ypbind with systemctl in SL7

one looks like. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: SL 7.2

(as opposed to paying people for their knowledge), but there must be some limits. First learn to spell gnome desktop, google the difference between Meg and Gig, and get a clue how 7.0, 7.1 and 7.2 is not all the same and why it makes a difference. Then maybe post here. -- Konstantin Olchanski Data

Re: SL 7.2

On Sat, Jul 04, 2015 at 04:59:42PM -0400, prmari...@gmail.com wrote: The reason for the small /boot is ... ... the introduction of dracut ... alt.comp.separate.slash.boot.die.die.die alt.comp.dracut.die.die.die -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email

Re: SL 7.2

? -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Modula 2?

to love that in fortran and in Makefiles). Choose your poison with great consideration. Perl4 forever! -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: do we have a bugzilla?

that is better than a google search of archives of this mailing list, then go here: http://scientificlinuxforum.org/ -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Is it time to think about another disto?

not responsible, case closed. Coupled with defective fact checking (my SL6.6 has firefox-38, the latest), becomes good FUD material. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3

Re: Is it time to think about another disto?

improvement. (I wonder how many typos I made in this letter.) Many thanks, -T -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: USB 3

switches to make USB2 work (or to make USB3 work, I forget which). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Live DVD install boot order

is magically created by a mess of bash scripts. When installing a new kernel, it magically runs some magic commands to make itself the default kernel to boot. None of this is documented anywhere. If you want sane booting, switch to syslinux. -- Konstantin Olchanski Data Acquisition Systems: The Bytes

Re: RSTe ???

On Fri, May 15, 2015 at 05:50:25PM -0700, ToddAndMargo wrote: On 05/15/2015 05:26 PM, Konstantin Olchanski wrote: On Wed, May 13, 2015 at 05:59:21PM -0700, ToddAndMargo wrote: Intel's C224 chipset supports Intel's Rapid Storage Technology Enterprise (RSTe). He e is for Enterprise. It can

Re: need SSD RAID controller advice

against filesystem corruption, against accidentally or maliciously deleted or modified files, etc. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: need SSD RAID controller advice

speeds (assuming 500 Mbytes/sec SSDs). Software RAID5 with 4xSSDs connected to onboard SATA (with a 4GHz CPU) would probably get all the way to 2000 Mbytes/sec (assuming 500 Mbytes/sec SSDs). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca

Re: need SSD RAID controller advice

, which is intended to be better RAID1 (I am presently testing this). But SL7 cannot boot from btrfs, so you still need a /boot partition and RAID1 to protect it against single-disk failure. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca

Re: need SSD RAID controller advice

, HDD, punch cards, you still need protection against single device failure. These days, hardware is free, compared to cost of down time, cost of manual crash recovery, etc. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004

Re: need SSD RAID controller advice

, but they are not telling. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: need SSD RAID controller advice

HDDs that seem to soldier on forever (just retired some still working perfectly HDDs from 2004), the SSDs do have finite write capacity and they *will* die eventually (see the eye-opener test of SSD capacity that just completed in February or so). -- Konstantin Olchanski Data Acquisition Systems

Re: 3 monitor video card? Is it me or Sl6

C+G Not Supported | +-+ thanks, Joe -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004

Re: USB point to point computer communications link

do this over a RS232 point-to-point link (cable) -- will this approach still work over a USB (not RS232) link? Is there something better than UUCP? Yasha Karant -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook

Re: Other linux

in production university or research entity environments -- not enthusiast home use to replace, say, MS Windows or even Mac OS X. Yasha Karant -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C

Re: Processor upgrades (was Re: Longest LTS)

to make me go back to twm+rxvt. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: systemd (again)

) Will systemd require Gnome 3/4/5/..N to manage properly? 4) Can systemd /var/log files (or equivalent) be logrotated? If the answers are ... Why are you asking us?!? Install SL7 or a recent Fedora and make your own measurement, draw your own conclusions. -- Konstantin Olchanski Data Acquisition

Re: gdbm update broke my yp make

... -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Hybrid disk drives

or MacOS with brain dead data caching, then sure, hybrid HDD may be a good idea). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: ypbind not registering with rpcbind on SL7

On Wed, Jan 07, 2015 at 03:21:37PM -0700, Stephen John Smoogen wrote: On 7 January 2015 at 14:54, Konstantin Olchanski olcha...@triumf.ca wrote: Hehe. I remember when 20 years ago people would say the exact same thing about ypbind over some sort of script set which copied everything with root

Re: ypbind not registering with rpcbind on SL7

-IT people. K.O. On Wed, Jan 07, 2015 at 02:39:18PM +0100, David Sommerseth wrote: On 07/01/15 02:38, Konstantin Olchanski wrote: On Wed, Jan 07, 2015 at 01:10:19AM +0100, David Sommerseth wrote: I dare you to try out FreeIPA. (private reply) That's LDAP again. The quick

Re: gdbm update broke my yp make

(ignored) By downgrading to the -36 package I can restore the yp make to working again. Confirmed. NIS becomes broken all right. And there is more breakage, see other comments here: https://bugzilla.redhat.com/show_bug.cgi?id=629640#c31 -- Konstantin Olchanski Data Acquisition Systems: The Bytes

Re: ypbind not registering with rpcbind on SL7

On Wed, Jan 07, 2015 at 05:27:32PM -0700, Stephen John Smoogen wrote: On 7 January 2015 at 17:06, Konstantin Olchanski olcha...@triumf.ca wrote: I started in this business in 1992 and our cluster of SGI machines was already based on NIS (from before my time). (I think automount/autofs/amd

Re: QA: Centos vs SL

is that CentOS people were made an offer they could not refuse. BTW, today, whois shows centos.org as registered by Red Hat. (Used to be registered by one of the CentOS main developers). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004

Re: SL 7 install network drivers

several of these machines and no plans to retire them, they work just fine. Replacement could be $300 AMD socket AM1 machines. Lack of driver in the installer is not a big deal - I do the installations from USB flash, no need for network. -- Konstantin Olchanski Data Acquisition Systems: The Bytes

Re: list of functions and what each provides

My question is : what desktop actually IS good now-a-days ? LXDE is fairly old school, works okey. If you do not mind the absence of all useful applets. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall

Re: list of functions and what each provides

, no applets permitted, none provided. Certainly one way to keep a list of functions/applets/functionalities. (make it an empty list). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C

Re: Final Solution to Chinese Break in

of clean IP addresses). -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Final Solution to Chinese Break in

if the criminal is operating out of an other country due to their mandated scope of enforcement. That's right, that's why hackers operate out of Russia - no risk of extradition to the US. (just in case you thought it was the balmy climate or the good cooking). -- Konstantin Olchanski Data Acquisition

Re: Final Solution to Chinese Break in

On Thu, Oct 02, 2014 at 04:02:56PM -0400, Larry Linder wrote: on May 22 Our server was broken into by some one in China. ... By this you mean that you saw IP addresses assigned to an ISP in China, the actual attackers could have been anywhere in the world, right? -- Konstantin Olchanski Data

Re: sl7 systemd sysvinit

documentation is completely useless and where udev rules cannot be debugged). So the devil is not as bad as he is painted. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3

Re: PXE boot problem at the the first step

by Yahoo -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

Re: Malware 4

somewhere. There is many advices for securing important computers, but I find it is pointless to tell people to lock your bike (but not like this!!!), take karate lessons, firewall your computers, etc before they or somebody they know gets burned. -- Konstantin Olchanski Data Acquisition Systems

Re: Malware 3

. Clever naming of the badnik files making them harder to google. Sorry to hear about your problem, we have linux badness infestations rarely. Wish you luck figuring out how badness gets into your machine and keeps returning... -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow

Re: TFTP boot

the node's MAC address somewhere in the server's configuration file. Where should I do that? Please look at the documentation here - provided are the snippets for dhcpd.conf, pxelinux config files, etc: http://www.triumf.info/wiki/DAQwiki/index.php/VME-CPU#Network_boot -- Konstantin

Re: udev persistent net rules erratic inconsistencies

wondering if some of you might have faced and solved that erratic thing already ? We want to keep the emX scheme for nodes which support it... Thanks -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF

Re: Clarity on current status of Scientific Linux build

quality and of free or affordable cost. -- Konstantin Olchanski Data Acquisition Systems: The Bytes Must Flow! Email: olchansk-at-triumf-dot-ca Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada

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