Re: Tarsnap feature request: storing encrypted keys

2012-09-25 Thread Colin Percival
On 09/24/12 19:18, Andy Lutomirski wrote: On Mon, Sep 24, 2012 at 7:07 PM, Colin Percival cperc...@tarsnap.com wrote: This is why I made Tarsnap keys printable -- of course, printers bring some security concerns and paper has its own durability issues too. You mean you don't keep a stash

Re: Better tarsnap usage pattern than I have?

2012-12-04 Thread Colin Percival
to reduce bandwidth usage in that case. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: possible firewall filtering issues (port 9279 not blocked though)

2013-01-28 Thread Colin Percival
for this particular box. Where did you generate the new key? Behind this firewall, or elsewhere? cperciva: I can send you the tcpdump capture file output if you like. That would be good, but even better would be if you can tell me what IP address you're connecting from so that I can look in my logs. -- Colin

anyone using tarsnap on ARM?

2013-06-08 Thread Colin Percival
I just found a struct padding bug which affects ARM and possibly other similar platforms (but not x86). Is anyone running Tarsnap on such systems? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: How is the cache directory supposed to be setup?

2013-07-15 Thread Colin Percival
is used for all the backups from a particular box. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: New data reported too big

2013-10-08 Thread Colin Percival
On 10/07/13 10:37, Andy Lutomirski wrote: On Sun, Oct 6, 2013 at 3:46 PM, Colin Percival cperc...@tarsnap.com wrote: On 10/06/13 14:26, Andy Lutomirski wrote: On Sun, Sep 29, 2013 at 10:27 AM, Colin Percival cperc...@tarsnap.com wrote: Tarsnap stores a 512-byte tar header for each file

Re: Logo Competition Entries

2013-10-09 Thread Colin Percival
can identify both elements I wanted to incorporate. Yes, I think the challenge here is to get a logo which incorporates both elements while being simple and clear enough. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online

Re: Tarsnap deduplication across machines

2014-01-09 Thread Colin Percival
you can trick it. But it's good enough to catch PEBKAC errors.) -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Using the --snaptime option

2014-01-24 Thread Colin Percival
On 01/23/14 08:56, Daniel Staal wrote: --As of January 23, 2014 8:32:14 AM -0800, Colin Percival is alleged to have said: That will effectively disable the recognize when files haven't changed functionality, which will force Tarsnap to re-read files which it might otherwise have not bothered

Heads up: Change in Tarsnap email delivery

2014-02-02 Thread Colin Percival
that. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Getting started with Tarsnap

2014-02-13 Thread Colin Percival
something. Yes, tarsnap will create the cache directory automatically if it doesn't already exist. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Speed of Backup

2014-02-27 Thread Colin Percival
On 02/26/14 05:04, Mike Kallies wrote: On Tue, Feb 25, 2014 at 4:36 PM, Colin Percival cperc...@tarsnap.com wrote: On 02/25/14 03:15, Mike Kallies wrote: We're doing nightly backups using Tarsnap, approximately 100G of data. The backups are taking a very long time, and the time has been

Re: Oddly large incremental backups

2014-03-06 Thread Colin Percival
stuck on a file for a long time, it means that file contains lots of new data. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: .exclude file or similar?

2014-03-07 Thread Colin Percival
to create listings of files/folders to be excluded without having to have root edit the system configuration file. No. You're not the first person to request this feature, though. The best solution is probably to use the --nodump option and tell your users to set the nodump file flag. -- Colin

Re: About network failures while uploading

2014-03-08 Thread Colin Percival
On 03/08/14 07:24, tarsnap wrote: On Sat, 8 Mar 2014 14:41:50 + Colin Percival cperc...@tarsnap.com wrote: I'd recommend using the --checkpoint-bytes option with a fairly low setting (e.g., --checkpoint-bytes 32M) so that you'll have lots of checkpoints created. That way when an archive

Re: About network failures while uploading

2014-03-08 Thread Colin Percival
On 03/08/14 14:51, tarsnap wrote: On Sat, 8 Mar 2014 16:06:15 + Colin Percival cperc...@tarsnap.com wrote: You can try creating an archive with the same name as you used before. If it fails, that means the previous archive got created successfully. Ok. Just for confirmation

Re: Tarsnap is here to stay.

2014-03-09 Thread Colin Percival
don't be. :-) I hereby pledge to do everything in my power to avoid being abducted by aliens, eaten by bears, or hit by buses. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Tarsnap is here to stay.

2014-03-09 Thread Colin Percival
On 03/09/14 17:58, Tim Anderson wrote: On 10/03/14 10:08, Colin Percival wrote: The answer is that if I get hit by a bus tomorrow, Tarsnap will probably not survive indefinitely without me. That said, the service is very stable on a day-to-day basis, so if anything happens to me it is very

Re: recent price reductions

2014-04-01 Thread Colin Percival
On 04/01/14 11:26, tarsnap wrote: Looking with a bit of anticipation at: http://www.windowsazure.com/en-us/pricing/details/storage/ :) Tarsnap does not use Azure. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups

heads up: bitcoin glitches

2014-04-04 Thread Colin Percival
reliable option until I can get this ironed out. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Queries resulting from first use of Tarsnap

2014-04-04 Thread Colin Percival
before it exits. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Queries resulting from first use of Tarsnap

2014-04-05 Thread Colin Percival
running. I'd been using ^C,but will use ^Q from now on. Will use -v as an option also - thanks for that. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

12 minute outagelet

2014-04-06 Thread Colin Percival
should be back to normal now; but as usual, please let me know if you see any problems. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Tolerating network errors

2014-04-06 Thread Colin Percival
a new archive and it will be deduplicated against any data you have previously stored. So just create a new archive with a new name. Colin Percival On 04/06/14 06:28, Luke Plant wrote: While doing my first real backup, which included 40Gb of data, I eventually saw this error: tarsnap

Re: tarsnap.conf ^Q

2014-04-06 Thread Colin Percival
to its name. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: backup a different root folder

2014-04-30 Thread Colin Percival
to be part of anotherbackup, you should list them on the tarsnap command line. and what happens if I delete the first archive mybackup That archive gets deleted, leaving anotherbackup behind (which contains /morestuff). -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder

Re: what is the purpose of a checkpoint?

2014-05-07 Thread Colin Percival
the same backup. What Daniel said. You can delete the .part archive later -- just keep it around for long enough to be useful while you're creating your full archive. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups

Re: splitting key across machines

2014-05-07 Thread Colin Percival
tarsnap-keymgmt --passphrased), then log in from time to time and type the passphrase to let deletes run. With a good passphrase this is safe as long as the system is not compromised *at the time you log in to run deletes*. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve

Re: de-duplication detail

2014-05-07 Thread Colin Percival
/tech_report/ for more details of the original. No, not at all. It is however related to the *rsyncable* option to gzip. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: heads up: bitcoin glitches

2014-05-28 Thread Colin Percival
On 04/04/14 00:49, Colin Percival wrote: It looks like there have been a few cases recently where a bitcoin payment hasn't managed to attach itself properly to an account. I think this is due to the propagation taking longer than the website javascript spends polling the Stripe payment

Re: heads up: bitcoin glitches

2014-05-31 Thread Colin Percival
On 05/28/14 13:20, Colin Percival wrote: On 04/04/14 00:49, Colin Percival wrote: It looks like there have been a few cases recently where a bitcoin payment hasn't managed to attach itself properly to an account. I think this is due to the propagation taking longer than the website javascript

Re: Sha2 SSL Certificate

2014-06-18 Thread Colin Percival
? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Data file system

2014-06-18 Thread Colin Percival
which says which part of which blob contains your data. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Changing the name of a machine.

2014-06-23 Thread Colin Percival
is that the machine name is only used for displaying on the website, so it doesn't really matter very much... -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Changing the name of a machine.

2014-06-27 Thread Colin Percival
On 06/26/14 08:06, Stuart Turner wrote: Would it be possible to completely close that account, deleting all storage so I can start again now that I (somewhat) know what I'm doing? I suppose so, but why? That seems a bit of an extreme solution to a purely cosmetic issue. Colin Percival On 23

Re: Constant sequence number mismatch errors

2014-08-14 Thread Colin Percival
not match the state on the server side, and if /tmp/ is getting cleaned up (e.g., when you reboot) that would explain it. If it's not that, are you sure that the some keys aren't being used anywhere else? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap

Re: Constant sequence number mismatch errors

2014-08-15 Thread Colin Percival
locally in addition to storing them on the tarsnap server? The cache directory is ~ 0.5% of the size of the data you store, and contains metadata like block reference counts. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups

Re: getting head: illegal line count -- -31

2014-08-15 Thread Colin Percival
[CCing Alex since it's his code we're talking about here...] On 08/15/14 09:19, Bob wrote: On 8/14/2014 4:55 PM, Colin Percival wrote: On 08/14/14 14:55, Bob wrote: I am running ACTS to do my backups and cleanup my archive. Everything was fine for a month or so, now I get head: illegal

Re: getting head: illegal line count -- -31

2014-08-15 Thread Colin Percival
-n -31 tail -n +32 You're both right: I was warning that the hard-coded value would need to be adjusted due to the off-by-one difference between head and tail, but I had indeed intended to write it in valid shell syntax. ;-) -- Colin Percival Security Officer Emeritus, FreeBSD | The power

Re: Unique files

2014-10-25 Thread Colin Percival
lots of new data which it needs to upload. Colin Percival

Re: resume after network interruption

2014-11-13 Thread Colin Percival
network connection will flake out again before it finishes). But the way tarsnap stores archives means that you can't have two archives with the same name. Many people solve this problem by adding timestamps to the end of archive names. -- Colin Percival Security Officer Emeritus, FreeBSD

Re: tarsnap, beagleboneblack (BBB), and freeBSD

2014-11-16 Thread Colin Percival
on for some reason. This won't work since armv6 doesn't have SSE2. Try 'make config' and turning SSE2 off. :-) -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Tarsnap book out in ebook form

2015-03-04 Thread Colin Percival
Tarsnap fall under discussion about using Tarsnap. :-) -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Glacier Storage

2015-02-23 Thread Colin Percival
your data doesn't need to be written with any awareness of security or cryptography. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Glacier Storage

2015-02-22 Thread Colin Percival
Hi Hugo list, On 02/22/15 14:51, Hugo Osvaldo Barrera wrote: On 2015-02-22 11:56, Colin Percival wrote: I discuss this in some detail in the blog post which Marcin linked to, but the short answer is: It's not possible to mark particular files for cold storage due to tarsnap's deduplication

Re: About rsyncing cache directories

2015-06-06 Thread Colin Percival
. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Tarsnap 1.0.36

2015-08-21 Thread Colin Percival
On 08/21/15 20:46, Andrei Zvonimir Crnkovic wrote: when will the update be available on homebrew? I'm not sure... I don't know who did the homebrew packaging of tarsnap, either. Does anyone else know? Colin Percival Thanks! On 21 Aug 2015, at 15:57, Colin Percival cperc...@tarsnap.com

Tarsnap partial outage 07:08 UTC -- ongoing

2015-08-10 Thread Colin Percival
the problems had gone on for an hour already I should send out an email now rather than waiting until after the outage was over though. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Tarsnap partial outage 07:08 UTC -- ongoing

2015-08-10 Thread Colin Percival
On 08/10/15 01:22, Colin Percival wrote: Due to an ongoing issue with Amazon S3 [...] Update: Amazon says that they are actively working on the recovery process for S3, but I haven't seen any improvement yet (but, in Amazon's defense, they say that we will continue to see problems until

Re: Feasability of using tarsnap on crap internet connections

2015-11-05 Thread Colin Percival
On 11/05/15 14:42, Quinn Comendant wrote: > On Thu, 5 Nov 2015 22:25:38 +0000, Colin Percival wrote: >> I'd go with something like `tarsnap --list-archives | fgrep -v .part >> | sort | >> tail -1` to get your most recent full archive. > > But I didn't mean the "

Re: How to find a deleted file amongst many archives

2015-11-05 Thread Colin Percival
there exists a tarsnap wrapper that already has this feature? I'm not aware of any, but it's quite possible that someone has done this. There's a lot of wrapper scripts out there. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | On

Re: How to find a deleted file amongst many archives

2015-11-05 Thread Colin Percival
so any built-in command would just do what you can do manually anyway; there didn't seem much point. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Feasability of using tarsnap on crap internet connections

2015-11-05 Thread Colin Percival
hat; tarsnap is designed to work on internet connections which are not entirely reliable. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Deleting old archives is slow

2015-09-29 Thread Colin Percival
e at a time. > > tarsnap: Archive does not exist: archivename-2014010103 > tarsnap: Error deleting archive Hmm, I never thought of that. Maybe we should have a --keep-going option? https://github.com/Tarsnap/tarsnap/issues/77 As a workaround you could run `tarsnap --list-archives` and use that t

Re: the nodump option and excluding files?

2016-06-05 Thread Colin Percival
On 06/05/16 08:25, Graham Percival wrote: > Unfortunately, nodump only refers to single files. ... or directories. Not useful in this case, I just don't want the mailing list archives to be unclear about this. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Foun

Re: Big initial upload

2016-06-29 Thread Colin Percival
hysical storage -- there's a reason I use AWS to abstract away all that mess! -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

HEAD UP: tarsnap server hostname change

2016-02-06 Thread Colin Percival
anyone is doing anything evil (filtering on hostnames of DNS lookups? using /etc/hosts to point tarsnap into a tunnel?). If you think this will cause problems for you, please let me know (either via the list, or off-list if you don't want to discuss your issues publicly). -- Colin Percival Secu

Re: Tarsnap and hard disk swap

2016-02-24 Thread Colin Percival
On 02/24/16 15:34, Nicholas Lee wrote: > On 25 February 2016 at 09:13, Colin Percival <cperc...@tarsnap.com > <mailto:cperc...@tarsnap.com>> wrote: > On 02/23/16 08:10, John Gamble wrote: > > 2). Instead of simply copying across some files to the new hard di

Re: Tarsnap and hard disk swap

2016-02-24 Thread Colin Percival
ata even if files move around. > 3). I'm replacing a conventional (i.e.spinning) hard disk with a solid-state > one. Does that affect Tarsnap at all? Yes, tarsnap will be faster. ;-) But no, it doesn't affect tarsnap aside from that. -- Colin Percival Security Officer Emeritu

Re: Expected deduplication doesn't take place

2016-01-19 Thread Colin Percival
On 01/19/16 13:21, Igor Ostapenko wrote: > Colin Percival wrote on 19/01/2016 21:35: >> The unique compressed data is 622 MB in both cases. Are you sure that >> you didn't delete .test.daily.20160119104958 before you ran tarsnap >> again to create .test.daily.20160119105034

Re: Expected deduplication doesn't take place

2016-01-20 Thread Colin Percival
On 01/20/16 02:04, Igor Ostapenko wrote: > Colin Percival wrote on 20/01/2016 09:08: >> On 01/19/16 13:21, Igor Ostapenko wrote: >>> Colin Percival wrote on 19/01/2016 21:35: >>>> The unique compressed data is 622 MB in both cases. Are you sure that >

HEADS UP: Scripts accessing tarsnap account management interface

2016-05-11 Thread Colin Percival
sers will keep a GET in their history rather than a POSTed form.) -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Initial backup of encrypted hard drive

2016-05-13 Thread Colin Percival
'm going with either (2) or (3) here, since even if you managed to create an archive with many many copies of the same data, tarsnap's deduplication will reduce that to a reasonable size. That said, tarsnap will be more efficient if you run it against unencrypted data, since that way it can compres

Re: tarsnap-keygen: Error registering with server (too many network failures)

2016-04-14 Thread Colin Percival
h my configuration or environment. Any suggestions? Does # ping v1-0-0-server.tarsnap.com get any responses? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Forcing long-iso date format

2016-07-24 Thread Colin Percival
s. But it should be easy to add an option for this... anyone want to suggest a name? Maybe --iso-dates? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Directory tree traversal problem

2016-07-21 Thread Colin Percival
On 07/21/16 02:31, Matthew Seaman wrote: > On 07/21/16 06:16, Colin Percival wrote: >> On 07/19/16 23:40, Matthew Seaman wrote: >>> Ever since I upgraded my home system to: >>> >>> % freebsd-version -ku >>> 11.0-BETA1 >>> 11.0-BETA1 >>

tarsnap outage 2016-07-24 ~10:15-11:45

2016-07-24 Thread Colin Percival
Hi everybody, The tarsnap server was down for about 90 minutes earlier today. Your data is all safe. Full details will be posted to tarsnap-announce@ later today (5AM local time is not a good hour for writing post-mortems). -- Colin Percival Security Officer Emeritus, FreeBSD | The power

Re: Tarsnap config files are ignored

2016-07-20 Thread Colin Percival
tarsnap.conf is being read? It's possible that autoconf is picking /etc/ as the place for configuration files; this seems unlikely given that you had it installed under /usr/local, but I've learned to not assume any sort of predictable behaviour from autoconf. -- Colin Percival Security Offi

Re: Directory tree traversal problem

2016-07-20 Thread Colin Percival
ackupsnap-zfs.sh[41680]: tarsnap: .: > Unable to continue traversing directory tree: Not a directory That's strange. Do you get this error when backing up an empty filesystem? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

HEADS UP: Tarsnap debian package signing key rotation

2017-02-04 Thread Colin Percival
y to be more careful in the future.) Sorry about the mixup, - -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid -BEGIN PGP SIGNATURE- iHMEARECADMWIQTq9Iu6fMd6MP78Dak4zsppDGpqbgUC

Re: tarsnap --print-stats without the cache?

2017-02-18 Thread Colin Percival
t it doesn't need to chew through the cache to recompute the totals. 2. Download the billing details CSV from the tarsnap website. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Does anyone want key-resistant tamper-evident archives?

2016-09-07 Thread Colin Percival
On 09/07/16 15:19, Dennis Eriksen wrote: > On Wed, Sep 07, 2016 at 03:10:42PM -0700, Colin Percival wrote: >> Is anyone interested in having this functionality? It seems like too >> obscure a use case to write code for if nobody wants it yet, but if there's >> a demand then i

Re: Does anyone want key-resistant tamper-evident archives?

2016-09-10 Thread Colin Percival
o yes, the plan is to do what you describe. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Updated Tarsnap experimental .deb packages

2017-01-10 Thread Colin Percival
ng attempt -- but we'll be using the 2017 keys in the future.) -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid signature.asc Description: OpenPGP digital signature

Tarsnap experimental .deb packages

2016-12-23 Thread Colin Percival
form would come next; feel free to offer suggestions. - -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid -BEGIN PGP SIGNATURE- iHMEARECADMWIQTq9Iu6fMd6MP78Dak4zsppDGpqbgUCWF0N1hUcY3

Re: Client-side deduplication during extraction

2017-04-08 Thread Colin Percival
ou planning on storing your data after you extract all of the archives? Something like ZFS which provides filesystem level deduplication? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Merging tarsnap accounts / moving servers between accounts

2017-04-08 Thread Colin Percival
new account and then nuke their content from the old account? I can move machines between accounts. Send me an email off-list with details and I'll take care of it for you. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups f

Re: tarsnap nuke and the web interface

2017-07-17 Thread Colin Percival
.E. Can/should the nuke option actually expire/invalidate a key as well > as zapping all archives (as is all it appears to do now)? The `tarsnap --nuke` command cannot invalidate keys. I can do that, but they'll stay in the web interface (for now) because I haven't gotten around to writing the co

Re: Abort trap?

2017-07-26 Thread Colin Percival
d to read more data from disk on subsequent archivals. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Question about mitigating large storage costs in case of ransomware

2017-07-12 Thread Colin Percival
could stop a runaway backup long before the *total archive size* hit an unreasonably high level. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

HEADS UP: Potential Bitcoin problems starting August 1st

2017-07-28 Thread Colin Percival
. Stripe is working to resolve this problem (the issue arises because Tarsnap is not based in the USA) but at present it is not certain if or when this will be fixed. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups

Re: Account from Keyfile

2017-05-23 Thread Colin Percival
ay only kind of identifier? > > Just curious if a keyfile can be used to identify an account, or not > :) I haven't figured out how to bill people for their machines' usage without knowing which account each machine belongs to. Does that answer your question? ;-) -- Colin Percival Secu

Re: Account from Keyfile

2017-05-23 Thread Colin Percival
else's keys won't let you figure out what their account is. Colin Percival > On Tuesday, May 23, 2017 17:01 ACST, Colin Percival <cperc...@tarsnap.com> > wrote: > >> On 05/22/17 20:33, Stephen wrote: >> > Just a quick/simple question (hopefully)! Given a keyfil

Re: Testing my backups

2017-10-07 Thread Colin Percival
arsnap` || exit 1 # tarsnap -x -f archivename -X $TMPOUT # diff -rNq $TMPOUT /path/to/stuff/you/archived # rm -r $TMPOUT to extract everything and compare against the files you (still) have on disk... subject of course to the caveat that some files will probably change between when you create an archive

Re: Renaming machines?

2017-09-10 Thread Colin Percival
On 09/09/17 22:42, Niels Kobschätzki wrote: > I recently renamed all my private machines to a new naming scheme. Is there a > way to rename them in tarsnap as well? Huh, that's a new one. No, I haven't implemented any mechanism for doing this. -- Colin Percival Security Officer Em

Re: Does tarsnap-keygen force unique machine-name's ?

2017-09-05 Thread Colin Percival
le from a small archive than from a large archive (since tarsnap has to fetch the tar archive headers and look through them to find the file you want); that only applies if you know that all the data you want to restore was part of the same archive, of course. -- Colin Percival Security Offic

Re: Migrating a VM

2017-10-03 Thread Colin Percival
here's no need to restore from a backup if you have the original system still running; rsync will probably be faster. But you could extract an archive from tarsnap instead if you prefer. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Multithreading support?

2017-08-24 Thread Colin Percival
nd process it again. Does that make sense? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Multithreading support?

2017-08-23 Thread Colin Percival
t it has never seemed that CPU power was likely to be much of a bottleneck compared to disk I/O and networking. Can you provide some more details about your usage pattern? e.g., what sort of data are you archiving and how much of it changes between archives? -- Colin Percival Security Officer Emeritus

Re: Client-side deduplication during extraction

2017-11-19 Thread Colin Percival
On 11/19/17 12:37, Robie Basak wrote: > On Sat, Apr 08, 2017 at 07:52:54PM -0700, Colin Percival wrote: >> On 04/04/17 13:06, Robie Basak wrote: >>> Since the redundancy is there and my client has all the details, >>> is there any way I can take advantage o

Re: question about creation of archives

2018-07-17 Thread Colin Percival
e it's useful are so rare that it confuses people more than it helps them. My recommendation: Remove the 'include' directives from .tarsnaprc and change your command line to /usr/bin/tarsnap -c --configfile ~/.tarsnaprc -f backup-`date +%Y%m%d-%H%M%S` --totals --dry-run /home/albert/lab/manuscripts /

Re: Tarsnap GUI on Mac stopped running scheduled job

2018-07-17 Thread Colin Percival
On 07/15/18 02:15, Amar wrote: >> On 15 Jul 18, at 2:32 PM, Colin Percival > <mailto:cperc...@tarsnap.com>> wrote: >> >> On 07/15/18 01:42, Amar wrote: >>> It worked flawlessly till June 14 and after that it just stopped running. >>> I opened it on

Re: Tarsnap GUI on Mac stopped running scheduled job

2018-07-15 Thread Colin Percival
job", do you mean in tarsnap-gui, or do you mean the setting in launchd which runs tarsnap-gui periodically? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: tarsnap on Windows Server 2012 R2

2018-07-24 Thread Colin Percival
t the compilation. > But could I simply copy the various tarsnap .exe files that I built earlier? Assuming it's the same version of Windows and Cygwin: Yes, you should be able to copy the executable files across. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Found

Re: tarsnap on Windows Server 2012 R2

2018-07-22 Thread Colin Percival
can't communicate with the server. Simply *hanging* is not a symptom I've heard about before. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

60 second Tarsnap survey

2018-09-07 Thread Colin Percival
here -- I'd like to get everybody's opinions without being biased by hearing what other people think! Thanks for your time, - -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid -BEGIN PGP SIGNATURE

Re: Partial file, .part, not present during failed large upload due to negative funds

2018-09-02 Thread Colin Percival
in the tarsnap cache directory -- what do you have in /home/justin/tarsnap-cache ? -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Dead entries in the dashboard

2018-09-19 Thread Colin Percival
t; > Last year, there was a related thread about renaming entries, but there > doesn't seem to have been any resolution. Right, I haven't gotten around to writing the code for that. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap

Re: Tarsnap connection lost, not sure how to debug

2019-04-05 Thread Colin Percival
e if you ask to delete everything). -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

Re: Identifying which files changed between archives

2019-06-18 Thread Colin Percival
; > Anyone got any ideas? The best I can suggest is to use `tarsnap -tv` to list each archive and compare the output from the two runs. -- Colin Percival Security Officer Emeritus, FreeBSD | The power to serve Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

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