Re: [lopsa-tech] C coding

2010-10-10 Thread John Stoffel
> "Phil" == Phil Pennock writes: Phil> On 2010-10-08 at 08:07 -0700, Andrew Hume wrote: >> now i would have just said >> hour = t/(3600 * 1000); // remember t is in milliseconds >> // if i wanted hr in 00..23 range: hour = hour%24; >> >> bill said >> xx = t/1000 >> strncpy(hr_st

Re: [lopsa-tech] Issues with PXE boot on VMware with dhcpd

2010-11-30 Thread John Stoffel
Matt, I wonder if the network is part of the issue? I've got a kickstart server setup which consists of a Cisco 4507 in the core, with various DELL PowerConnect 5[23]24 switches hooked up. If I try to kickstart a system not on the same switch as the kickstart server, it fails. I'm not at wor

[lopsa-tech] Sun 10 Trunking on V890 with ce#

2010-12-03 Thread John Stoffel
Hi all, I'm trying to setup trunking on an old Sun V890 system we've got. We're running the latest version of Solaris 10, patched within an inch of it's life. I've install Sun Trunking V1.3, plus patch 118777-17 on the system as well. I'd prefer to the use the new standard, dladm, to configur

[lopsa-tech] Tivoli TSM help needed

2011-02-01 Thread John Stoffel
Guys, At $WORK we have a legacy Tivoli TSM backup system, which for some unknown reason is currently using raw disk partitions (/dev/rdsk/) on SAN LUNs over Fibre Channel for it's storage. Yuck. These seem to be defined in the file: dsmserv.dsk located in the bin directory of the software.

Re: [lopsa-tech] large-scale disk

2011-03-08 Thread John Stoffel
Andrew> while i am no stranger to large data, i have found myself Andrew> outside my comfort zone at work. the department i have joined Andrew> (i lateralled within research) has traditionally used Sun as Andrew> mid-range storage and Hitachi as their high-end. Andrew> we now need to look at mult

Re: [lopsa-tech] User data backups to the cloud or offsite?

2011-04-08 Thread John Stoffel
Just to chime in here, I've been using 'duplicity' to do encrypted rsync backups of my home machine to a remote system at my brother's house. I've got over 16 months worth of backups over there. And I don't worry about someone looking at the data. But pretty soon I'm going to run out of space,

[lopsa-tech] Looking for NIS hosts -> DNS script

2011-04-20 Thread John Stoffel
Guys, We've got an ancient internal DNS setup which is based on old C binary which builds the forward and reverse maps and stuffs them into DNS using the old 'kill -HUP ' method. This is now borked because of Dynamic DNS updates from various AD servers which provide DNS to laptops. So when our

Re: [lopsa-tech] Looking for NIS hosts -> DNS script

2011-04-20 Thread John Stoffel
>>>>> "Nathan" == Nathan Hruby writes: Nathan> On Wed, Apr 20, 2011 at 3:37 PM, John Stoffel wrote: >> >> Guys, >> >> We've got an ancient internal DNS setup which is based on old C binary >> which builds the forward and re

Re: [lopsa-tech] Looking for NIS hosts -> DNS script

2011-04-20 Thread John Stoffel
>>>>> "Derek" == Derek J Balling writes: Derek> On Apr 20, 2011, at 4:37 PM, John Stoffel wrote: >> So when our script updates the SOA serial number, it pulls the one out of >> the file, but that's invariably wrong because the SOA serial has been

Re: [lopsa-tech] Packet shaping appliance

2011-05-03 Thread John Stoffel
Will> Looking into packet-shaping appliances for our WAN connection Will> here (100Mbps Metro-Eth)... At a former employer we used Will> Packeteer, which I see has now been acquired by BlueCoat... It Will> was a good solution for us (WAN there was NxT1, N = 3, then 4) Will> What questions should

Re: [lopsa-tech] Packet shaping appliance

2011-05-03 Thread John Stoffel
Will> Fair question... Basically looking to set limits and guarantees Will> for certain app data/endpoints, as well as generally order the Will> priority of traffic. I'm going to followup here and ask if you're looking for manage your WAN links, or looking to boost performance (optimize on the li

Re: [lopsa-tech] scp

2011-05-05 Thread John Stoffel
Andrew> i was imprecise. my situation is high bandwidth, secure and Andrew> low latency. but i have the gist. You might also want to look at 'bbcp' which sets the mode to 0200 for the in-progress state, then changes it to either the original mode, or to 644 (or whatever your umask is I think).

Re: [lopsa-tech] NAS Recommendations

2011-06-14 Thread John Stoffel
Ski> I am in the market for a new NAS system (30TB usable for end user Ski> use - not virtual machines) and our 2 finalists (EMC and NetApp) Ski> have taken very different approaches to solving the problem. I Ski> am wondering which solution you would be most comfortable with. I'm curious about

Re: [lopsa-tech] NAS Recommendations

2011-06-16 Thread John Stoffel
Ryan> I've done a hot _add_ to a loop without downtime. A shelf Ryan> _swap_ is not as easy and unless you were REALLY fast on your Ryan> fingers would require downtime. -rd I've been hearing on the toasters mailing list that doing stuff like this might work for a bit, but that you'll end up wi

Re: [lopsa-tech] NAS Recommendations

2011-06-16 Thread John Stoffel
>>>>> "Doug" == Doug Hughes writes: Doug> On 6/16/2011 8:19 AM, John Stoffel wrote: >> Ryan> I've done a hot _add_ to a loop without downtime. A shelf Ryan> _swap_ is not as easy and unless you were REALLY fast on your Ryan> fingers would requir

Re: [lopsa-tech] NetApp confusion

2011-06-27 Thread John Stoffel
> "Ski" == Ski Kacoroski writes: Ski> I know there are lots of NetApp experts on here. The real Netapp experts hang out on toas...@mathworks.com mailing list. Thought it's not too busy lately, possibly because people have migrated to Netapp's own forums. I hate forums... *grin* Ski> I a

Re: [lopsa-tech] NetApp confusion

2011-06-28 Thread John Stoffel
Ski> Thanks for your reply. You're welcome, always glad to help out when I can. Ski> On 06/27/2011 01:19 PM, John Stoffel wrote: >>>>>>> "Ski" == Ski Kacoroski writes: >> I think what you're trying to do isn't going to work well, if on

Re: [lopsa-tech] Lets talk about your favorite 1U Compute Servers

2011-07-18 Thread John Stoffel
> "Atom" == Atom Powers writes: Atom> Xeon vs Opteron? Atom> The Xeon 5600 series is either 4-core or 6-core. Atom> The Opteron 6100 series is either 8-core or 12-core. Atom> It would seem that the Opteron is the better compute server, Atom> especially since most SuperMicro chipsets support

Re: [lopsa-tech] Does anybody sell wired (not wireless!) routers anymore?

2011-09-16 Thread John Stoffel
Graham> Check out something like Graham> http://soekris.com/products/net4501-1.html ? I have one of Graham> these running m0n0wall (http://m0n0.ch/wall/). I was just going to suggest this too, get a pcengines.ch board and put m0n0wall on and you're happy. I'd also think about splitting up the i

Re: [lopsa-tech] embedded GSM IP Device?

2011-10-19 Thread John Stoffel
Conrad> for a project I am looking for an ultra-low chip or small (max Conrad> 4cmx4cm / 1.5"x1.5") circuit that periodically connects to the Conrad> internet (IPv4 or preferrably v6) via GSM/3G does anyone know Conrad> about such thing being readily available? Or someone how can Conrad> custom bu

Re: [lopsa-tech] VPN remote concentrators

2011-10-24 Thread John Stoffel
We went with F5 firepass devices. Works nicely with alot more devices than the old Nortel Contivity devices we still have burning juice. Of course one of the things I hate about this VPN (or any) is that my main desktop at home NFS mounts my home directory from a server... which doesn't work w

Re: [lopsa-tech] [lopsa-discuss] Email list and IRC channel for LISA

2011-12-01 Thread John Stoffel
> "Adam" == Adam Moskowitz writes: Adam> Tom Limoncelli wrote: >> We have disc...@lopsa.org for talking about current events, conferences, >> and so on. Why subdivide it? Adam> Worse -- we have t...@lopsa.org *and* disc...@lopsa.org, and we're Adam> having this discussion ON BOTH LISTS! Why?

Re: [lopsa-tech] STale NFS handle

2012-01-14 Thread John Stoffel
> "Andrew" == Andrew Hume writes: Andrew> no doubt this is old hat, but this is the first its bitten me. Andrew> i have a process that rewrites a file periodically. other Andrew> programs periodically check that file to see if its changed, Andrew> and if so, reread the file. the actual meth

Re: [lopsa-tech] infiniband storage performance, odd behaviour

2012-03-24 Thread John Stoffel
> "Conrad" == Conrad Wood writes: Conrad> On Sat, 2012-03-24 at 01:08 -0700, Anton Cohen wrote: >> On Fri, Mar 23, 2012 at 10:01 AM, Conrad Wood >> wrote: >> on storage: >> dd if=/dev/zero of=volume bs=1M : ~ 1,600MByte/s >> cp file1 file2 : ~ 300MByte/s (both files on same volume) >> >> on

Re: [lopsa-tech] home wifi

2012-04-19 Thread John Stoffel
david> Given current pricing and availability, I'm a big fan of the david> netgear WNDR3700 ($139) and 3800 ($150), they are what we used david> for Scale this year (the 3800 has more memory) I moved from m0n0wall on a WRAP board and a WRT54gl with dd-wrt to the WNDR3700 running dd-wrt and I'm pr

Re: [lopsa-tech] Email list to request ticket

2012-06-04 Thread John Stoffel
Matt> I have an email list that is mainly used for reporting issues. I Matt> want to automatically create tickets from emails to that Matt> list. However, that list also serves as a discussion list in Matt> some cases. So forwarding all messages to the list into my Matt> ticket system would mean t

Re: [lopsa-tech] Email list to request ticket

2012-06-05 Thread John Stoffel
Tom> Based on what you said the mailing list should be renamed and the old name Tom> should be used to create tickets. Tom> People that are looking for help and "missed the memo" will get the Tom> ticketmade and thus the help they want. People concerned enough for Tom> discussion will be very e

Re: [lopsa-tech] Email list to request ticket

2012-06-05 Thread John Stoffel
>>>>> "Matt" == Matt Disney writes: Matt> On Mon, Jun 4, 2012 at 5:03 PM, John Stoffel wrote: >> >> So which has priority? Making the list handle tickets, or keep the >> discussion? If it's mostly for tickets (in an ah-hoc manner >>

Re: [lopsa-tech] Job/Process Profiling

2012-06-19 Thread John Stoffel
Christopher> I have students and postdocs that write software as part Christopher> of their research and occasionally they want to answer Christopher> questions like: Christopher> - How much memory does this take? Christopher> - How much time does this take? Christopher> - What does CPU utilizati

Re: [lopsa-tech] Ancient SCO Xenix system troubleshooting - advice/resources?

2012-06-22 Thread John Stoffel
Pamela> I will share the afterstory once the initial view of the Pamela> machine, and perhaps the backup tape(s), has been done. Something else to keep in mind, is that you should bit-copy the entire disc and only do testing on the copy. Use gnu ddrescue, dd_rescue, or whatever. But image the e

Re: [lopsa-tech] Neat patch and/or your favorite cable management solution

2012-07-11 Thread John Stoffel
Gilbert> I'm building out a new data room and wanted to know if anyone Gilbert> has used neatpatch. Gilbert> http://www.neatpatch.com/ I went and looked, and the magic seems to be in 2' cables. How many times have you needed a 2.1' cable and only have 5' available? Gilbert> It looks like a n

Re: [lopsa-tech] drbd versus...

2012-09-11 Thread John Stoffel
> "Duncan" == Duncan Hutty writes: Duncan> -BEGIN PGP SIGNED MESSAGE- Duncan> Hash: SHA1 Duncan> On 9/11/12 9:01 AM, Edward Ned Harvey (lopser) wrote: >> I'm being exposed to drbd for the first time, and I'm not >> impressed. I'm finding it's a sort-of inflexible kludge for the >> p

Re: [lopsa-tech] tcp 0 window

2012-09-13 Thread John Stoffel
> "Andrew" == Andrew Hume writes: Andrew> to my surprise, i am getting networking weirdness on my machines. Like what? Andrew> a sniffer revealed the dreaded "TCP 0 window" message, which Andrew> apparently means that the receiving system has run out of Andrew> something (TCP buffers?).

Re: [lopsa-tech] tcp 0 window

2012-09-14 Thread John Stoffel
Andrew> excuse my tardiness; i was on a conference bridge yesterday Andrew> for 11 hours helping resolve a sev 1 issue caused by said TCP Andrew> 0 window messages. Ouch, not fun at all! Andrew> there is way too much context for me to type here but let me Andrew> relate the highlights as a "le

Re: [lopsa-tech] Apple Airport Extreme?

2012-10-04 Thread John Stoffel
Phil> If anyone's looking, I'm very happy with a Netgear WNDR3800 Phil> running openWRT; the vendor uses open Linux firmwares by default Phil> and make it easy to replace the firmware entirely, the unit Phil> chosen has plenty of RAM, is simultaneous dual-band with Phil> multiple GigE ports, and g

Re: [lopsa-tech] Apple Airport Extreme?

2012-10-04 Thread John Stoffel
>>>>> "david" == david writes: david> On Thu, 4 Oct 2012, John Stoffel wrote: Phil> If anyone's looking, I'm very happy with a Netgear WNDR3800 Phil> running openWRT; the vendor uses open Linux firmwares by default Phil> and make it easy to repla

Re: [lopsa-tech] linux and networking

2012-10-19 Thread John Stoffel
Andrew, I've been following this thread and what strikes me is that it's similar to your previous issue, which was some of your remote links were down and dropping packets. Can you get access to the remote side and tru pushing data to a test box on your side to see if you can replicate the pro

Re: [lopsa-tech] What to use for 200TB of Dev/QA storage?

2013-01-25 Thread John Stoffel
Craig> We have around 200TB of dev/QA storage that is across 3 Craig> SAN's. (EMC VMAX and IBM XIV's) Servers are AIX, Solaris and Craig> VMware. Is this NFS storage, or do you export LUNs to your servers? What are you goals? Craig> We are looking to replace it with cheaper storage. What about

Re: [lopsa-tech] What to use for 200TB of Dev/QA storage?

2013-01-25 Thread John Stoffel
isilon is NAS, they don't (currently as I understand it) have SAN options. But for NAS, it certainly does look really really nice. Andrew> have you looked at isilon? Andrew> On Jan 25, 2013, at 7:07 AM, Craig Cook wrote: >> We have around 200TB of dev/QA storage that is across 3 SAN's. (EMC V

Re: [lopsa-tech] securing scp

2013-02-28 Thread John Stoffel
Andrew> i would like to set up a server running centos 6 so that some Andrew> specific users can transfer files in and do nothing else. Andrew> if they were using sftp, there are numerous pages detailing Andrew> how to setup jails and configure sshd to only do Andrew> sftp-server. how do i do tha

Re: [lopsa-tech] Cable labels (again)

2013-03-14 Thread John Stoffel
Oliver> On 2013-03-14 17:02, Matt Lawrence wrote: >> Do you have any particular brans or suppliers to recommend? Just to chime in here. I ended up getting a bunch of laser printer cable label sheets, and using 'glabels' to setup and print up a bunch of them. But it hasn't worked out as well as

Re: [lopsa-tech] Cable labels (again)

2013-03-15 Thread John Stoffel
>>>>> "Doug" == Doug Hughes writes: Doug> On 3/14/2013 11:43 PM, John Stoffel wrote: >> Oliver> On 2013-03-14 17:02, Matt Lawrence wrote: >>>> Do you have any particular brans or suppliers to recommend? >> >> Just to chime in here

Re: [lopsa-tech] nagios / cacti / spiceworks / zabbix / munin / zenoss

2013-04-01 Thread John Stoffel
> "Edward" == Edward Ned Harvey (lopser) writes: Edward> 5. The agent opens a TCP listening port. You need to Edward> configure the agent to listen for your server, and you need to Edward> configure the monitored-system firewall to permit the inbound Edward> traffic from the server IP. Edw

Re: [lopsa-tech] c13 to c14 Y cable supplier?

2013-04-02 Thread John Stoffel
Matt> I need to order a few dozen Y power cables for some equipment Matt> installs. Who are your favorite vendors? I like Geist equipment, and I'm sure they sell cables like this. John ___ Tech mailing list Tech@lists.lopsa.org https://lists.lopsa.o

Re: [lopsa-tech] Cable management arms

2013-04-10 Thread John Stoffel
Another vote no on cable arms, esp for 1U servers. I found the biggest hassle was if I needed to hot-swap cables, then I either needed to pre-run the new cable, slide the sucker all the way out, plug in new ones, etc. And the airflow issue is also a big one. Even though my racks with lots of

Re: [lopsa-tech] Backup Reliability

2013-05-12 Thread John Stoffel
Warning, some cursing ahead, I got too wound up when replying to this... Edward> Without checking the internet, and before you listen to other peoples' Edward> anecdotes or anything, I'd like to hear your gut feel, I want to know what Edward> your natural instinct is. What do you think about th

Re: [lopsa-tech] Need ideas/suggestions for bringing several VMs back online after an outage

2013-10-29 Thread John Stoffel
Hi Mathew, One question I have is why don't your 1400 servers just do filesystem checks on reboot then? Since you have to stop them and reboot them, what's wrong with letting the OS do the work? This should be more scriptable than having to manually boot into a recovery setup. Do you have the

Re: [lopsa-tech] Need ideas/suggestions for bringing several VMs back online after an outage

2013-10-30 Thread John Stoffel
Mathew> It seems I have a few solutions to work with, albeit none that Mathew> are ideal. Mathew> I do understand that *ideally* ext4 will automatically force a Mathew> fsck upon the next reboot after the return of drives that have Mathew> been unexpectedly "yanked". Historically, though, this do

Re: [lopsa-tech] Question on purchasing a Computer for a Toddler

2013-11-11 Thread John Stoffel
I'll give another thumbs up for the Linux solution. Both my kids use Linux at home, each with their own account. I've got 5th and 2nd graders. They're both addicted to Minecraft right now, along with some other games. They also get to use the 'kids' account on my wife's Windows 7 box, but that

Re: [lopsa-tech] Question on purchasing a Computer for a Toddler

2013-11-11 Thread John Stoffel
Will> Hey, and they got to learn awk and sed sometime... ;-P perl man, perl! Will> Something like Linux Mint would do nicely, I think. (let the Will> distro flamewars begin!) I'm using both Ubuntu and Mint myself, but leaning more and more towards mint. But I'm also not as upto date as I think

Re: [lopsa-tech] Change NIC settings on HP dl180G5 NC105 Card under ubuntu 10.04

2014-02-06 Thread John Stoffel
John, I thought GigE was already full duplex by default? After all the horrors of the old sun HME card gettings 100 Full/Half duplex borked with Cisco switches. I can't remember the last time I had to muck with GigE like that. Have you also checked the other end of the link to see what the swi

Re: [lopsa-tech] Change NIC settings on HP dl180G5 NC105 Card under ubuntu 10.04

2014-02-06 Thread John Stoffel
john> First thanks for the reply. Not a problem, NIC problems can be a total pain! john> Where the server sits the NOC had an upgrade and they went to john> all new gigabit switches. So when I try to do any transfers from john> this server (or from any of the VMs on the server) I get speeds john

Re: [lopsa-tech] Change NIC settings on HP dl180G5 NC105 Card under ubuntu 10.04

2014-02-06 Thread John Stoffel
Hmm.. I just remembered about the mii-tool and mii-diag programs. Have you tried using them as well? It works well on my home machine, admittedly running newer hardware and newer OS, Debian 7. > sudo mii-tool -v eth0: negotiated 1000baseT-FD flow-control, link ok product info: vendor 00:07:32,

Re: [lopsa-tech] Change NIC settings on HP dl180G5 NC105 Card under ubuntu 10.04

2014-02-06 Thread John Stoffel
john> sudo mii-tool -v -F 1000baseTx-HD eth0 john> gives me this error john> Invalid media specification '1000baseTx-HD'. That makes me think that this server only has 100Mbit ethernet, not GigE at all. As Brandon says, try the 'sudo mii-tool -v' and see what it says. It might also be fixed b

Re: [lopsa-tech] SOHO printer advice requested

2014-02-10 Thread John Stoffel
unix> My HP 4215 printer is kaput, I'm in search of a new "All in one" unix> printer. I'm not decided or biased on laser vs inkjet. We mostly unix> print text, forms, letters, but my budding actor son unix> occasionally needs head shots printed (i.e., photos). I think you should split this into t

Re: [lopsa-tech] When is RAID Not Enough? - Cloud News

2014-02-19 Thread John Stoffel
Ok, I bit. What does "Mean time to Data Loss" really mean? It's just a graph showing that two lines go down and the number of drives goes up. They both go down. But this useless marketing article never says why. So I went and found the paper, which is here: https://www.usenix.org/legacy/e

Re: [lopsa-tech] OpenSSL "heartbleed" vulnerability

2014-04-09 Thread John Stoffel
So, has any one shown whether sendmail (or postfix) with STARTTLS is vulnerable as well? Google is simple overwhealmed with no good details. ___ Tech mailing list Tech@lists.lopsa.org https://lists.lopsa.org/cgi-bin/mailman/listinfo/tech This list provi

Re: [lopsa-tech] OpenSSL "heartbleed" vulnerability

2014-04-10 Thread John Stoffel
I want to point out that all these python implementations are crap in terms of documentation. I found this perl script which works much better. For me that is. https://github.com/noxxi/p5-scripts John ___ Tech mailing list Tech@lists.lopsa.org ht

Re: [lopsa-tech] Looking for good comparison of SAS Drives

2014-05-16 Thread John Stoffel
john> I have to rebuild my remote Backup Server (A place for my john> servers to backup to hard dirves). I currently have a LINUX john> system with a RAID 5 array of 300GB SAS drives (Total 1.5TB) john> which has to be increased to 4TB or larger (sorta depends on the john> cost) We are virtualizin

Re: [lopsa-tech] MS Windows as NFS Server?

2014-05-19 Thread John Stoffel
Atom> If I could get autofs/automount to work with CIFS that may be an Atom> option. However it looks like credential passing could be an Atom> issue; I'll have to look into that. Atom> My concern is that, from reading the technet documents, Win2k8 Atom> had pretty bad support for NFS and 2012 cl

Re: [lopsa-tech] MS Windows as NFS Server?

2014-05-20 Thread John Stoffel
Atom> I clarify. Atom> 200 users, 70% MS Windows, 20% Mac OSX, 10% Linux Atom> Business data and home drives for all of the above. Atom> Data/Shares service is "owned" by the MS Windows and Storage group(s). Atom> Currently using mixed-mode NetApp shares: NAS. Atom> Considering move to block stora

Re: [lopsa-tech] Dvorak keyboards

2014-10-29 Thread John Stoffel
Morgan> I'm a Dvorak user, and I'm looking for a backlit keyboard Morgan> already in Dvorak. Suggestions very welcome. Backlighting on Morgan> my MacBook has spoiled me, I'll admit, but at this point that Morgan> box spends most of its time with the lid down (at least until Morgan> I can get a Mac

Re: [lopsa-tech] Puppet, Chef, Etc

2014-11-13 Thread John Stoffel
> "Edward" == Edward Ned Harvey (lopser) writes: >> From: Edmund White [mailto:ewwh...@mac.com] >> >> Try Blueprint, then - http://devstructure.com/blueprint/ Edward> That. Sounds. Awesome. Will try, thanks for the suggestion. This has been an awesome suggestion, and a discussion I've b

Re: [lopsa-tech] Puppet, Chef, Etc

2014-11-17 Thread John Stoffel
Aleksey> Paul Heinlein:  I'm delighted my intro to CFEngine 3 talk was Aleksey> so useful to you.  Thanks!  :) As John Stoffel mentioned, Aleksey> CFEngine has a very wide range of supported operating Aleksey> systems, since it's just a small C binary with a few of Aleksey&

Re: [lopsa-tech] What programs do sysadmins write?

2014-11-18 Thread John Stoffel
Derek> Do you want to hear from us lowly windows admins with our Derek> new-fangled powershell scripts? :-D As a Unix admin who sees the writing on the wall, sure! Share your tips and tricks with us. Learning new things is good for us. John ___ Tech

Re: [lopsa-tech] What programs do sysadmins write?

2014-11-18 Thread John Stoffel
> "Derek" == Derek Murawsky writes: Derek> @Adam, Just busting chops. I like to joke about everything, Derek> including stereotypical sysadmins (on the windows or nix Derek> sides). Keeps things light. :) Derek> Below is a set of scripts, in a PS Module, that I wrote to help Derek> maintain

Re: [lopsa-tech] Data on longevity of powered off disk drives?

2014-12-05 Thread John Stoffel
> "Steve" == Steve VanDevender writes: Steve> Edward Ned Harvey (lopser) writes: >> So print the entire contents of every backup on paper and store the >> paper offsite in a waterproof, fireproof box. ;-) Steve> If you don't spring for the more expensive acid-free paper, Steve> though, you'

Re: [lopsa-tech] Looking for good link for Label making software

2015-01-10 Thread John Stoffel
> "john" == john boris writes: john> Does anyone on the list have a safe link for CD label printing john> software. I purchased Memorex DVD labels but the link they tell john> you to go for software is no longer valid. All searches for john> expressit software get flagged by my virus software

Re: [lopsa-tech] mail server help

2015-01-12 Thread John Stoffel
> "Matt" == Matt Lawrence writes: Matt> On Mon, 12 Jan 2015, Smith, David wrote: >> According to this RHEL bug: >> https://bugzilla.redhat.com/show_bug.cgi?id=428996 >> Postfix 2.4 (and below, presumably, including 2.3 which was packaged with >> CentOS 5) used off_t for file offsets, which

Re: [lopsa-tech] mail server help

2015-01-22 Thread John Stoffel
Its good you got this working. I'm curious what process you're using for outgoing email so you don't get dropped into spam, and what you're doing with reading email from your phone or other IMAP device? I love using procmail to filter email, and sieve on an imap server always seems like a bit

Re: [lopsa-tech] Wifi upgrade

2015-01-23 Thread John Stoffel
> "Jeff" == Jeff Wasilko writes: Jeff> On Fri, Jan 23, 2015 at 11:59:09AM -0600, Matt Lawrence wrote: >> Since my mail server is working now, it's time to break my home network >> again, but in a different way. >> >> I'm currently using a Soekris net4801 (running CentOS 4) as a >> firewall

[lopsa-tech] Article opinions wanted

2015-02-04 Thread John Stoffel
Guys, I'm working in a mixed team of Sysadmins who are merging a bunch of subsidiaries into one central IT organization. I'm looking proactively for a better way to manage credentials and such and ran across this article. What do people think? http://www.linuxjournal.com/content/sharing-admin-

Re: [lopsa-tech] A question on routing settings

2015-02-21 Thread John Stoffel
> "Derek" == Derek Murawsky writes: Derek> I would do the following in this instance: Derek> 0) Make sure all your devices support CIDR (this is what you are doing) Derek> 1) Subnet the management lan into smaller chunks and assign one Derek> chunk to each remote site. You need this for rout

Re: [lopsa-tech] Darwinian IT

2015-09-09 Thread John Stoffel
> "Edward" == Edward Ned Harvey (lopser) writes: >> From: tech-boun...@lists.lopsa.org [mailto:tech-boun...@lists.lopsa.org] >> On Behalf Of Edward Ned Harvey (lopser) >> >> Just before midnight, I destroyed the machine. And then I started doing the >> restore. Guess what time the backup scr

Re: [lopsa-tech] backing up your VMs

2015-10-27 Thread John Stoffel
Adam> The challenge right now isn't so much on the NetApp side but on the VMWare side. Adam> Typical sequence of events: Adam> 1) get list of VMs on datastore X Adam> 2) quiesce all VMs on datastore X Adam> 3) snapshot datastore X via NetApp mechanism Adam> 4) un-quiesce all VMs on datastore X

Re: [lopsa-tech] backing up your VMs

2015-10-27 Thread John Stoffel
>>>>> "Ray" == Ray Van Dolson writes: Ray> On Tue, Oct 27, 2015 at 09:58:12AM -0400, John Stoffel wrote: Ray> >> We're going to have the same type of problem down the line too, and >> I've used CommVault (on FC SAN volumes), a littl

Re: [lopsa-tech] backing up your VMs

2015-10-27 Thread John Stoffel
rt of the environment Adam> isn't going to work well.  Different tools have different Adam> strengths.  Our management is pushing for this one tool solution Adam> as well, but it's causing some difficulties because of the Adam> limitations. Adam> -Adam Adam> On Tue, Oct 2

Re: [lopsa-tech] backing up your VMs

2015-10-27 Thread John Stoffel
ideal.  That'll naturally limit the number of VMs per Adam> datastore.  If we can manage to change policies to go with Adam> crash-consistent instead of app-consistent on most of our Adam> service levels, that'll help a lot too. Adam> -Adam Adam> On Tue, Oct 27, 2015 at 11:

Re: [lopsa-tech] backing up your VMs

2015-10-27 Thread John Stoffel
Adam> One of the problems with using lots of datastores is the IP Adam> issue with cDOT, which as you point out isn't a problem with RFC Adam> 1918 address spaces... Adam> ...unless your network team long ago got really tired of mergers Adam> and acquisitions causing all sorts of problems with ov

Re: [lopsa-tech] Living inside your editor (vim or emacs)?

2015-10-29 Thread John Stoffel
Yves> For people spending a lot of time in a terminal/shell (bash, csh etc...) do Yves> you work from the shell or from an editor? I live inside emacs for editing and reading mail (at home still, moved to Exchange over Web at work, boo his!) but generally use xterms with tcsh for day to day livi

Re: [lopsa-tech] backing up your VMs

2015-10-30 Thread John Stoffel
> "Adam" == Adam Levin writes: Adam> In other words, if I have backups for the past month and the VM Adam> was on datastore 1, but then last week it moved to datastore 2, Adam> then when the restore is needed they'll grab it from datastore Adam> 2, but if they don't get back what they need, a

Re: [lopsa-tech] Seeking printer recommendation

2016-01-27 Thread John Stoffel
I'll chime in here as well, I've got an ancient MFC-8860DN laser printer at home and it's got to be 8-10 years old and it's given flawless service. I've replaced toner a few times, maybe once for the drum. Cost around $400 when I got it, and when it jams it's easy to fix and keep moving. John _

[lopsa-tech] Having postfix both deliver and forward email

2016-02-29 Thread John Stoffel
Hi guys, I'm running into a problem where I want to upgrade an ancient sendmail on solaris 5.8 instance to postfix 2.6.6 running on Linux RHEL 6.6, but I'm running into problems. The mailhost needs to access email for '@foo.bar.com', do a lookup against NIS aliases, and if not found, just forward

Re: [lopsa-tech] Having postfix both deliver and forward email

2016-03-03 Thread John Stoffel
Ted> I think what you want to use is the luser_relay. That will allow you to Ted> send things that don't match in postfix on to the notes server. I thought so too... but I can't make it work. According to the docs I've found online, it's not supported. I've even tried using the fallback_trans

Re: [lopsa-tech] Having postfix both deliver and forward email

2016-03-03 Thread John Stoffel
>>>>> "Conrad" == Conrad Wood writes: Conrad> On 3 Mar 2016, at 14:55, John Stoffel wrote: >> Ted> I think what you want to use is the luser_relay. That will allow you to Ted> send things that don't match in postfix on to the notes server. >&g

Re: [lopsa-tech] Reviews of Borge backup?

2016-03-06 Thread John Stoffel
> "Gilbert" == Gilbert Wilson writes: Gilbert> I saw via Slashdot that Borg Backup has hit 1.0. Gilbert> http://borgbackup.readthedocs.org/en/stable/ Gilbert> It's dedupe/chunking design has me intrigued. I currently Gilbert> rsync data from various nodes to a backup server that then Gilber

Re: [lopsa-tech] kickstart'ing CentOS 6.6

2016-03-28 Thread John Stoffel
bbenedetto> I can kickstart RHEL 7.2 with no problems. bbenedetto> And I can kickstart CentOS 7.2 also with no problems. bbenedetto> But every time I try to kickstart CentOS 6.6, it instead bbenedetto> prompts me to "Choose a Language" and I end up doing a bbenedetto> manual install. During that

Re: [lopsa-tech] VM as an NTP server

2016-04-04 Thread John Stoffel
Tom> I've found Raspberry PI's to be OK for small-scale NTP servers, Tom> if not doing much else. The clocks aren't fantastic, but they Tom> track higher level stratum clocks quite well in my very limited Tom> experience. Tom> Hmmm, the screenly folks do a turnkey SD card image for PIs for Tom> t

Re: [lopsa-tech] [EXT] Re: kickstart'ing CentOS 6.6 - SOLVED

2016-04-06 Thread John Stoffel
> "bbenedetto" == bbenedetto writes: bbenedetto> I can kickstart RHEL 7.2 with no problems. bbenedetto> And I can kickstart CentOS 7.2 also with no problems. bbenedetto> bbenedetto> But every time I try to kickstart CentOS 6.6, it instead bbenedetto> prompts me to "Choose a Language" and I

Re: [lopsa-tech] scripting: What do you use if not bash?

2016-05-13 Thread John Stoffel
This is one of those wonderful conversations to have at times. I starting using Unix with Encore Multimax UMAX language, and for whatever reason, fell into using csh as my shell, then tcsh because I could edit the command lines. As my career progressed, I used alot of perl since being a SysAdmin

[lopsa-tech] Good Linux VPS to host personal domain with IMAPS?

2016-07-05 Thread John Stoffel
Guys, I've just gotten a new bill from my current hosting provider and they want an arm and a leg for hosting a static and pretty much dead personal web site, but also my stoffel.org domain for mail. I'm looking for someplace to either do a VPS running Debian, or some place that has an IMAPS solu

Re: [lopsa-tech] Good Linux VPS to host personal domain with IMAPS?

2016-07-07 Thread John Stoffel
Guys, Thanks a ton for all the suggestions. I've looked into Linode and Digital Ocean and some others. I'll probably end up at Digital Ocean to start the process of setting up postfix/dovecot and spam protection, and then move my mail domain over. I also looked into google apps, and some other

Re: [lopsa-tech] Good Linux VPS to host personal domain with IMAPS?

2016-07-07 Thread John Stoffel
> "David" == David Lang writes: David> On Wed, 6 Jul 2016, Yves Dorfsman wrote: >> On 2016-07-06 10:17, Ted Cabeen wrote: >>> You've gotten lots of good answers. The only other one I'd want to mention >>> is >>> that you can also host your personal email out of your home server and use >>>

Re: [lopsa-tech] Looking to add a third monitor

2016-11-04 Thread John Stoffel
I'm a long time user of Synergy, and awesome tool! john> Your option 3 sounds viable as could do that.  john> On Fri, Nov 4, 2016 at 1:22 PM, Nick Peelman wrote: john> Concur with Dan.  There isn’t a solution to this problem that approaches john> acceptable, in my experience. USB ad

Re: [lopsa-tech] Email spoofing

2016-12-08 Thread John Stoffel
Adam> I received the message, and there has *not* been any message Adam> injected into the body regarding failing fraud detection checks. Same here, I got the message and it had a ton of various headers, but not that one. Adam> On Thu, Dec 8, 2016 at 9:39 AM, Edward Ned Harvey (lopser) < Adam> l