Like I said, I'm actually using AFP on the Mac instead of NFS. -- ~*~ StormeRider ~*~
"Every world needs its heroes [...] They inspire us to be better than we are. And they protect from the darkness that's just around the corner." (from Smallville Season 6x1: "Zod") On why I hate the phrase "that's so lame"... http://bit.ly/Ps3uSS On Sat, May 17, 2014 at 9:58 AM, Lawrence K. Chen, P.Eng. <[email protected]>wrote: > The usual reason for these messages, is that user 503 does not belong to > group 20 on the server. > > Also seem to recall seeing these messages on NFS shares exported with > allsquash, but can't recreate the problem since my uid/gid is now the same > among my Linux/FreeBSD systems. > > Though speaking of NFS and Mac....do you run into a problem where the NFS > mount disappears from the Mac after a while? > > I bring my work laptop home now and then, to do time machine backups to an > NFS share. > > This is because the laptop is a MacBook Air (so no ethernet jack), and > there are no NFS servers at work accessible over wireless. (when I had > MacBookPro, I would have my Linux workstation NAT it in (since we each only > get 3 jacks and unmanaged switches/hubs are not permitted...) Though one > of my co-workers needed much more than 3 got networking to put a 24 port > managed switch in his cube....its an out of service 10/100 switch. Though > we only recently had our jacks upgraded to gigabit, before that I had > broken down one day and setup a private 1 gig network....speeds up doing > BackupPC among my computers (though it meant my Mac was only on the private > network (so I missed that one of my ports had be configured as forced > 100/Full...) > > Haven't installed VPN on my MacBook Air yet...so don't know if that would > be an option at work, though because I can potentially access machines with > sensitive data (but I'm not allowed to because they had rescheduled the > mandatory training to when I was in the hospital and won't schedule another > session of me. Right now I'm scheduled to take Chef training the 2 days > after my next trip to KUMC....no idea what mood I'll be in after, > conflicted on what mood I should be in for either of the two possible > outcomes. Though I'm really hoping the outcome is they at least figure out > what exactly it is that I have. :) It might not be practical to leave my > MacBookAir plugged in to do TimeMachine backups during its PowerNaps to an > NFS share via VPN at work. > > Which of course, isn't working at home, because the mount seems to > disappear after a day or so. Yet, I was sure it used to last and result in > it complaining that the server has gone away when I open it for the first > time outside of home.... > > On 2014-05-12 19:47, Morgan Blackthorne wrote: > > Actually, the UID/etc errors are coming from my Mac, which is mounting the > share over AFP: > > > cocoa:~/Downloads$ mv *zip thunder/WordPress/ > mv: thunder/WordPress/sitepress-multilingual-cms.3.1.5.zip: set > owner/group (was: 503/20): Operation not permitted > mv: thunder/WordPress/smart-youtube.zip: set owner/group (was: 503/20): > Operation not permitted > mv: thunder/WordPress/tweet-old-post.zip: set owner/group (was: 503/20): > Operation not permitted > mv: thunder/WordPress/w3-total-cache.0.9.4.zip: set owner/group (was: > 503/20): Operation not permitted > mv: thunder/WordPress/wordpress-seo.1.5.3.zip: set owner/group (was: > 503/20): Operation not permitted > > > It works, it just complains about setting the users, so I'm not really > concerned about it. I just wanted to make sure that BackupPC didn't have > any special hitches with running over NFS before I considered moving that > over. (Since this would let me migrate the data over to a mirrored array, > rather than having all the backups on a SPOF. That said, the tertiary HD in > that is a 500G, and I freed up 4x1TB drives in the progress of upgrading > the Drobo (to 2x4T drives, found a good price on Newegg), so I may just rip > out the 500G and mirror the 1T instead. The question is what's going to > require the least amount of effort and time... > > > -- > ~*~ StormeRider ~*~ > > "Every world needs its heroes [...] They inspire us to be better than we > are. And they protect from the darkness that's just around the corner." > > (from Smallville Season 6x1: "Zod") > > On why I hate the phrase "that's so lame"... http://bit.ly/Ps3uSS > > > On Mon, May 12, 2014 at 3:21 PM, Lawrence K. Chen, P.Eng. > <[email protected]>wrote: > >> At one time, I did run BackupPC with its pool over NFS. >> >> Though it was BackupPC running in a Linux VM on a Solaris server....with >> a zfs >> dataset from its mirrored rpool. >> >> I didn't have any issues with uid/gid....since it was a typical NFSv3 >> share >> (root squash in effect), everything in the pool is normally owner/group of >> backuppc. .. so the uid/gid stayed the same, they jump mapped to a >> different >> user/group on the Solaris side. >> >> Don't know what Drobo does....a guess is that it might be doing a forced >> anonuid/anongid, so that you don't have to have consistent uid/gid >> mappings >> across your network. >> >> Someday I should make my uid/gid's consistent across my Linux/FreeBSD >> systems >> at home....perhaps when I complete getting them all under the control of >> CFEngine. >> >> I later got BackupPC running directly on Solaris. And, now its running on >> FreeBSD with its own zpool. I had done VM + NFS, because "apt-get install >> backuppc" was easier than customizing BackupPC to work on Solaris, but >> I've >> been customizing it here and there. >> >> Since I use varying incremental and full periods, depending on the data. >> It >> is hard to tell if the next backup of a given 'host' is imminent and >> whether >> its going to do a full or incremental when its time comes. So, this >> morning I >> tweaked the host summary page, tonight I plan to convert it into a >> CFEngine >> edit_line bundle :) >> >> Someday I'll get my work machine under the control of my CFEngine at >> home.... >> I've discovered that my failsafe.cf doesn't work from a clean >> slate....of a >> non-bootstrapped host (kind of hard to get the bootstrap to bring up a >> secure >> tunnel to discover my policy server at home....though failsafe has >> problems in >> this area as well...plus I wonder if all my remotes appear as the IP of my >> router is going to be a problem.) >> >> At work its 2x1TB mirrored. At home its 6x2TB's in a raidz2 (though the >> most >> common outage results in me losing 3 drives....since they are split >> between 2 >> - 5 bay enclosures.....have thought about whether a double conversion UPS >> is a >> consideration. When there's a flicker....sometimes it triggers a bus >> reset, >> and if power transfers back before the reset recovers....) >> >> Before FreeBSD, it was Ubuntu and they were managed by mdadm as a RAID >> 10.....but I did an upgrade from 8.04LTS to 10.04LTS....which had a bug >> that >> made some of my mdadm arrays vanish. The patch for the bug came out the >> following week. >> >> Before I built this big array, I had only been doing RAID1's...there were >> 5....I remember that the 6 disk array was md5, and known as vg4 (lv was >> backuppc.) I had played with 4x2TB in RAID5 briefly before jumping to the >> 6x2TB RAID10....which worked fine until I started having bitrot. >> >> The other reason I went big with FreeBSD at home, was that SLA customer at >> work had gone with such a system....so decided it was time I got back up >> to >> speed with it, etc. Though maybe I wasn't that behind....Netbackup >> client is >> for 6. Had talked about doing ZFS at home someday for years >> though....Windows >> 7 eating itself created an opening....(it auto applied a bunch of patches >> and >> then wouldn't boot, and the a chkdsk made everything vanish....always >> bugged >> me that Intel's RAID implied that when its 'initializing' my array is what >> most of us call resilvering. And, it does this only after after a BSOD. >> >> Their system is scary....FreeBSD 9 booting from a raidz of 6 2TB drives. >> But, >> its one of two production FreeBSD servers doing this (the second has a >> 100GB >> SSD for L2ARC....they had gotten thinking ZIL, but everything strong >> advises >> against not using mirrored SSDs for ZIL (especially a consumer MLC >> drive....maybe if they had gone with something like the 500GB Enterprise >> SLC >> drives in our 7420 :) Plus they don't need that much SSD for ZIL. I >> have 4G >> ZIL's at home, but the most I've seen in utilization is ~100MB. Guessing >> I'm >> no where near the interface max...6Gbps. :( >> >> Probably need to decide soon what I'm going to do with my remaining >> 10.04LTS >> server (there were two, but one died over Thanksgiving...so the last >> things on >> it got moved to a 12.04LTS box next to it....the rest had already been >> moved >> to a pair of FreeBSD servers....which I have discovered that I didn't >> leave >> space to do HAST as I original intended (trying to find details on how >> people >> are using zvols for HAST/CARP.) >> >> Though it might not matter with the 10.04LTS server....if more of its >> disks >> die off. Already lost over 1.5TB of data (well, its all in my BackupPC >> pool >> still) when a pair of ST2000DM000's decided they had sufficiently exceeded >> their 1 year warranty die close together. Didn't seem to matter that I >> had >> gotten them about 3 months apart from different sellers. >> >> I originally got one to replace a failed disk, which it reminded me the >> problems misaligned accesses on advanced format drives. At first I >> tweaked >> the partition which seemed to help....but eventually I turned it into two >> degraded arrays, copied the data across and moved the old disk into the >> new >> array.... >> >> Though wonder if using GPT would've caused a problem with upgrading >> ubuntu? >> >> Guess that's one less thing to worry about.... ;) >> >> The other alternative would've been if I got the system configuration >> documented in CFEngine....but I keep finding new things about CFEngine >> and the >> systems I do have under its control. >> >> >> >> On 05/09/14 09:19, Morgan Blackthorne wrote: >> > I was wondering if anyone had done this, and stored the pool over a >> redundant >> > array of drives (like in my case, on 2x4TB drives in a Drobo FS) via an >> NFS >> > mount that root can write to. I've noticed that if I copy something as >> a user, >> > it strips off the UID/GID with a warning, but I'm not sure if that's >> something >> > that would actually impact the way that BackupPC operates. Given that >> it does >> > deduping, I think it already has an index of file metadata and a >> reference to >> > where to find it inside the pool. >> > >> > But I also don't want to screw up a working system, either, so wanted >> to see >> > if anyone might know of some pitfalls ahead in this prospect. Worst >> case, I >> > could just move some disks around now that I've expanded the Drobo, and >> mirror >> > two 1TB drives just for the backup purposes with mdadm. >> > >> > Thanks for any advice. >> > >> > -- >> > ~*~ StormeRider ~*~ >> > >> > "Every world needs its heroes [...] They inspire us to be better than >> we are. >> > And they protect from the darkness that's just around the corner." >> > >> > (from Smallville Season 6x1: "Zod") >> > >> > On why I hate the phrase "that's so lame"... http://bit.ly/Ps3uSS >> > >> > >> > _______________________________________________ >> > Discuss mailing list >> > [email protected] >> > https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss >> > This list provided by the League of Professional System Administrators >> > http://lopsa.org/ >> > >> >> -- >> Who: Lawrence K. Chen, P.Eng. - W0LKC - Sr. Unix Systems Administrator >> For: Enterprise Server Technologies (EST) -- & SafeZone Ally >> _______________________________________________ >> Discuss mailing list >> [email protected] >> https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss >> This list provided by the League of Professional System Administrators >> http://lopsa.org/ >> > > > -- > Who: Lawrence K. Chen, P.Eng. - W0LKC - Sr. Unix Systems Administrator > For: Enterprise Server Technologies (EST) -- & SafeZone Ally > >
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