Re: [gentoo-user] Re: btrfs and gcc 4.9

2014-11-13 Thread Stefan G. Weichinger
Am 13.11.2014 um 19:12 schrieb Stefan G. Weichinger: emerge -e @system went through fine completely ... but my @world is a different thing. Some gnome-related stuff does not compile yet, additionally complicated by the fact that I run the very unstable packages from the gnome-overlay

Re: [gentoo-user] difficulties with lvm2+systemd+grub2

2014-11-12 Thread Stefan G. Weichinger
Am 12.11.2014 um 10:47 schrieb Michael Mair-Keimberger: Dracut was already mentioned. I'll give it a try later that day. Regarding your rd.lvm.vg= flag. I guess should be put into the grub2 entry, shouldn't it? Yes, in the same line where you add the init= parameter. You might add it to your

Re: [gentoo-user] difficulties with lvm2+systemd+grub2

2014-11-12 Thread Stefan G. Weichinger
Am 12.11.2014 um 11:07 schrieb Sam Jorna: On Wed, Nov 12, 2014 at 10:42:28AM +0100, Michael Mair-Keimberger wrote: On Wed, Nov 12, 2014 at 12:03:04PM +1100, wra...@wraeth.id.au wrote: On Tue, Nov 11, 2014 at 09:56:09PM +0100, Michael Mair-Keimberger wrote: snip systemd. Maybe i could adopt

Re: [gentoo-user] difficulties with lvm2+systemd+grub2

2014-11-11 Thread Stefan G. Weichinger
Am 11.11.2014 um 21:56 schrieb Michael Mair-Keimberger: Don't get confused about the lvm flag. This just get passed to my very simple custom initramfs Why not try dracut for creating your initrd? I spent *lots* of time around lvm/mdadm with systemd and grub2 back then ... What does your own

Re: [gentoo-user] Re: btrfs and gcc 4.9

2014-11-09 Thread Stefan G. Weichinger
Am 08.11.2014 um 23:17 schrieb James: I'm trying to keep it as simple as possible (the old boot root swap type of approach for btrfs is all I'm after for now. (simple). I have several system to experiment on, so once I get it figured out, I'll try a more agressive set up. For now it's

Re: [gentoo-user] gcc 4.7.3 -- 4.8.3

2014-11-08 Thread Stefan G. Weichinger
Am 07.11.2014 um 19:19 schrieb Mark Pariente: Going to 4.9 though is another thing. Apparently they broke the ABI for the standard C++ library, so once you start compiling C++ stuff with 4.9 you better go all in (I did @system @world with 4.9 and had very few things that failed to compile[1],

Re: [gentoo-user] btrfs and gcc 4.9

2014-11-08 Thread Stefan G. Weichinger
Am 08.11.2014 um 21:27 schrieb James: If you would be so cool as to post your subvolume setup; I'd be very grateful: [..] I guess what really has me confused is to set up a traditional fstab, uuid, efi, with grub2. I'm just dense I guess because the aforementioned doc, I think derived

Re: [gentoo-user] btrfs and gcc 4.9

2014-11-08 Thread Stefan G. Weichinger
Am 08.11.2014 um 22:07 schrieb Stefan G. Weichinger: Number Start (sector)End (sector) Size Code Name 12048 194559 94.0 MiBEF00 ESI 2 194560 480585727 229.1 GiB 8300 Linux filesystem 3 480585728 488396799 3.7

Re: [gentoo-user] kernel 3.17.0

2014-10-18 Thread Stefan G. Weichinger
What do they do for us lucky chaps? ;-) On October 18, 2014 1:33:18 PM GMT+02:00, Alan McKinnon alan.mckin...@gmail.com wrote: On 18/10/2014 06:17, Philip Webb wrote: I just installed Kernel 3.17.0 (gentoo-sources) noticed there are specific options for Gentoo right at the beginning. Are we

Re: [gentoo-user] [OT] Linus Torvalds on systemd

2014-09-17 Thread Stefan G. Weichinger
Am 17.09.2014 um 18:06 schrieb Canek Peláez Valdés: This is highly off-topic, and systemd-related, so if you don't want your breakfast with a healthy amount of flames, skip it. iTWire posted an interview with Linus Torvalds[1], where the Big Penguin himself gave a succinct and pretty fair

Re: [gentoo-user] {OT} Intel NUC install -- no display on OLED TV

2014-09-06 Thread Stefan G. Weichinger
Am 05.09.2014 um 22:07 schrieb Daniel Frey: Going off topic a bit, but I recently bought a DN2820FYKH (Celeron model) and it works beautifully with mythtv. Compiling is a litter slower due to the processor, but it works well with its built-in IR. Very happy with it. I have everything working

Re: [gentoo-user] {OT} Intel NUC install -- no display on OLED TV

2014-09-06 Thread Stefan G. Weichinger
Am 06.09.2014 um 11:21 schrieb Stefan G. Weichinger: I will install gentoo stable ... btw, how did you start installing? Some rescue-disk on a stick? PXE? (I should fix my PXE-setup ...) Second thought: I could clone of my thinkpad-SSDs and start with that. Should boot ... depends if some

Re: [gentoo-user] {OT} Intel NUC install -- no display on OLED TV

2014-09-05 Thread Stefan G. Weichinger
Am 05.09.2014 um 16:51 schrieb Grant: I have a Gigabyte 2807 (technically not a NUC but basically the same thing) and nothing appears on the screen at all when it is connected to a 55 OLED TV via HDMI. Just a no signal message. I was planning to install Gentoo via a bootable USB stick but I

Re: [gentoo-user] Gnome, pam_mount, keyrings ...

2014-08-07 Thread Stefan G. Weichinger
Am 06.08.2014 um 15:18 schrieb Neil Bothwick: On Wed, 6 Aug 2014 13:30:44 +0100, Mick wrote: In any case 'cryptsetup -y luksAddKey /dev/sdaX' allows you to add a passphrase in another slot - can't recall how many passphrase slots are there without looking into it. 8. You can see which

Re: [gentoo-user] Gnome, pam_mount, keyrings ...

2014-08-06 Thread Stefan G. Weichinger
Am 01.08.2014 um 11:38 schrieb Stefan G. Weichinger: Greetings, could someone pls point me at how to solve this in the right way - I run gnome3, with gnome-keyring, seahorse, systemd-ui brings systemd-gnome-ask-password-agent (do I need that?) and I use pam_mount to unlock

[gentoo-user] Gnome, pam_mount, keyrings ...

2014-08-01 Thread Stefan G. Weichinger
Greetings, could someone pls point me at how to solve this in the right way - I run gnome3, with gnome-keyring, seahorse, systemd-ui brings systemd-gnome-ask-password-agent (do I need that?) and I use pam_mount to unlock and mount my encrypted home-dir (thinkpad). As it happens I use a

Re: [gentoo-user] re: which NTPd package to use?

2014-07-28 Thread Stefan G. Weichinger
Am 28.07.2014 18:47, schrieb Rich Freeman: Anybody have a decent comparison of timedated vs ntpd or anything else for that matter? Running ntpd isn't hard at all, so I'm not really sure why I'd want to switch. At the very least I'd want to ensure that the replacement covers the basics.

Re: [gentoo-user] re: which NTPd package to use?

2014-07-28 Thread Stefan G. Weichinger
Am 28.07.2014 23:20, schrieb Stefan G. Weichinger: I am running networkd and I'm very happy with it. Setting it up for dhcp-only is brain-dead simple, and I have it serving up a bridge for containers/kvm with fairly little trouble as well. shameless pointer to an older blog entry: http

Re: [gentoo-user] re: which NTPd package to use?

2014-07-28 Thread Stefan G. Weichinger
Am 28.07.2014 23:20, schrieb Stefan G. Weichinger: As far as I understand this: if other ntp-software is installed, systemd-timedated.service uses the ntp-unit with higher priority (in my current case chronyd.service) for ntp-syncing. So you may use the systemd-timedated.service to do

Re: [gentoo-user] wayland

2014-07-27 Thread Stefan G. Weichinger
Am 25.07.2014 06:32, schrieb Pavel Volkov: On Tuesday, July 22, 2014 1:40:36 AM MSK, James wrote: Bloatware like gnome and KDE will be the last to get QT5, Wayland and a myriad of new, super_fast, secure desktop toys, imho. Well, KDE is already on Qt 5. Strictly speaking, there's no KDE or

Re: [gentoo-user] NFS tutorial for the brain dead sysadmin?

2014-07-27 Thread Stefan G. Weichinger
Am 26.07.2014 04:47, schrieb walt: So, why did the broken machine work normally for more than a year without rpcbind until two days ago? (I suppose because nfs-utils was updated to 1.3.0 ?) The real problem here is that I have no idea how NFS works, and each new version is more

Re: [gentoo-user] NFS tutorial for the brain dead sysadmin?

2014-07-27 Thread Stefan G. Weichinger
Am 27.07.2014 18:25, schrieb Stefan G. Weichinger: Only last week I re-attacked this topic as I start using puppet here to manage my systems ... and one part of this might be sharing /usr/portage via NFSv4. One client host mounts it without a problem, the thinkpads don't do so ... just

Re: [gentoo-user] Re: wayland

2014-07-21 Thread Stefan G. Weichinger
Am 21.07.2014 15:54, schrieb James: Stefan G. Weichinger lists at xunil.at writes: Anyone playing with wayland already? Not yet. Closely related, is the QT5 approach to start experimenting. Maybe even using it as daily driver ? I did some steps to compile and use it on my systems

[gentoo-user] wayland

2014-07-19 Thread Stefan G. Weichinger
Anyone playing with wayland already? Maybe even using it as daily driver ? I did some steps to compile and use it on my systems ... so far I wasn't able to start up gnome 3.12 (~ gnome-shell) with gdm here. Is it possible already? Stefan

Re: [gentoo-user] btrfs: subvol without compression

2014-07-07 Thread Stefan G. Weichinger
Am 20.06.2014 12:07, schrieb Marc Joliet: From my own google search, at least up to 2011 per-subvolume compression settings were not possible. Then, after subsequently searching on the btrfs wiki for a while, I finally found an answer: no. See this FAQ entry:

Re: [gentoo-user] ssh rekeying slow ?

2014-06-26 Thread Stefan G. Weichinger
Am 26.06.2014 06:07, schrieb Dale: I ran into a issue like this once a long time ago. I had something wrong with my hosts file if I recall correctly. It never did make sense as to how it messed things up but after fixing that, it worked fine. So, I'd look at the hosts file and see if

Re: [gentoo-user] ssh rekeying slow ?

2014-06-26 Thread Stefan G. Weichinger
Am 26.06.2014 12:54, schrieb Alan McKinnon: Is your delay about 30 seconds? hmm, I think it was shorter ... but around that, yes. If so, that's almost certain to be related to dns lookups (30 seconds being the magic timeout that almost everything seems to use) Which hosts might it be then?

[gentoo-user] ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
When I ssh into a server in my basement, this takes way more time than usual. I don't have a clue what might have changed ... aside from usual updating. I rebuilt and restarted openssh down there without a change. This is a bit annoying when logging in and using git to pull/push stuff from/to

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 25.06.2014 20:30, schrieb James: Stefan G. Weichinger lists at xunil.at writes: When I ssh into a server in my basement, this takes way more time than usual. Does anyone have an idea what I could do to fix that? ssh has an ordered array of negotiations between systems

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 25.06.2014 21:49, schrieb Alan McKinnon: I've also noticed slowdowns recently, I think it's the new ciphers likes ecdsa. Try this: Connect using ssh -vvv and examine the output to find which of the various ciphers and algorithms are used once connection is achieved. On the client, add

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 25.06.2014 23:10, schrieb Stefan G. Weichinger: I will see if I can figure out what to do ... To me it looks as if my issue is related to this line in the logs: Jun 25 23:30:45 mythtv sshd[5387]: pam_systemd(sshd:session): Failed to create session: Connection timed out hmm ...

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 25.06.2014 23:31, schrieb Alan McKinnon: Because the openssh developers have no idea what you set up and cannot possibly know. The phrase as good as possible has no meaning here as the options out there in the wild as whatever they happen to be. Having users installing their software with

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 25.06.2014 23:31, schrieb Stefan G. Weichinger: Am 25.06.2014 23:10, schrieb Stefan G. Weichinger: I will see if I can figure out what to do ... To me it looks as if my issue is related to this line in the logs: Jun 25 23:30:45 mythtv sshd[5387]: pam_systemd(sshd:session): Failed

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 25.06.2014 23:45, schrieb cov...@ccs.covici.com: I had a problem like that and solved it by changine UseDNS no because it is trying to look for reverse dns pointers. This is done on the hosts /etc/ssh/sshd_config . Tried/tested a few hours ago. No change. pam_systemd is (or seems to be)

Re: [gentoo-user] Re: ssh rekeying slow ?

2014-06-25 Thread Stefan G. Weichinger
Am 26.06.2014 00:20, schrieb Stefan G. Weichinger: pam_systemd is (or seems to be) the reason, see my other posting. maybe it would be also solved by upgrading to the (in terms of gentoo) unstable version 214 of systemd: # equery b pam_systemd.so * Searching for pam_systemd.so ... sys-apps

[gentoo-user] yubikey

2014-06-18 Thread Stefan G. Weichinger
Anyone using that (with gentoo) ? Experience? I consider getting one to test and use it .. flameeyes didn't get one: https://blog.flameeyes.eu/2012/01/how-not-to-sell-me-something-why-i-won-t-be-maintaining-yubikey-software-directly-in-gentoo maybe since then they changed their policies etc

Re: [gentoo-user] yubikey

2014-06-18 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 18.06.2014 14:50, schrieb Neil Bothwick: On Wed, 18 Jun 2014 14:21:27 +0200, Stefan G. Weichinger wrote: Anyone using that (with gentoo) ? I got one a few days ago to check out. It's basically a USB keyboard, so it works with Gentoo exactly

Re: [gentoo-user] yubikey

2014-06-18 Thread Stefan G. Weichinger
Am 18.06.2014 14:54, schrieb Alon Bar-Lev: Right, I use it, and it working fine. I use single HOTP. The sdk/tools also build friendly, there was no problem to build in order to perform the initial enrolment. good to hear, thanks!

[gentoo-user] btrfs: subvol without compression

2014-06-17 Thread Stefan G. Weichinger
... I am quite happy now with the performance of that new server I am preparing. See thread Intel(R) C600 SAS Controller for that story: https://www.mail-archive.com/gentoo-user@lists.gentoo.org/msg146119.html Right now I get quite good results when doing backups of the 2 existing VMs (which

Re: [gentoo-user] btrfs: subvol without compression

2014-06-17 Thread Stefan G. Weichinger
Am 17.06.2014 13:04, schrieb Stefan G. Weichinger: BUT it remounts / without compression as well ... ! Is it a bug? A mistake or misunderstanding? maybe also related to this bug I filed a while ago: https://bugs.gentoo.org/show_bug.cgi?id=510148 Stefan

Re: [gentoo-user] What happened to qemu-kvm?

2014-06-13 Thread Stefan G. Weichinger
Am 13.06.2014 11:11, schrieb Konstantinos Agouros: Hi, I upgraded to qemu 2.0 however after this qemu-kvm is missing. Did this change somehow and is called differently (to actually use the kvm features)? the ebuild message tells you ... Use /usr/bin/qemu-system-x86_64 instead (for example

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-12 Thread Stefan G. Weichinger
Am 11.06.2014 22:17, schrieb thegeezer: On 06/11/2014 07:57 PM, Stefan G. Weichinger wrote: looks promising: awesome. i did have a look through the diff, there are lots of scsi drivers selected, storage (block) cgroups but i think the crucial factor was the HZ was set at 100 previously

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
hello again ... noone interested? ;-) I understand in a way ... Maybe I have something in the kernel misconfigured ... Right now I get these messages again: [ 1998.118658] hpet1: lost 1 rtc interrupts Should I disable HPET in the BIOS and/or via kernel command line? I never know how to set

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 12:14, schrieb thegeezer: Basically 3 RAID-6 hw-raids over 6 SAS hdds. OK so i'm confused again. RAID6 requires minimum of 4 drives. if you have 3 raid6's then you would need 12 drives (coffee hasn't quite activated in me yet so my maths may not be right) or do you have

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 12:41, schrieb thegeezer: everything around 380 MB/s ... only ~350 MB/s for /dev/vg01/winserver_disk0 (which still is nice) OK here is the clue. if the LVs are also showing such fast speed, then please can you show your command that you are trying to run that is so slow ?

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 13:01, schrieb thegeezer: yeah this is very very odd. firstly there should not be such discrepancy between hdparm -t and dd if= secondly you would imagine that the first dd would be cached and so would be faster the second time round please check for the turbo boost disable,

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 13:18, schrieb thegeezer: just out of curiosity, what happens if you do # dd if=/dev/vg01/amhold of=/dev/null bs=1M count=100 # dd if=/dev/sdc of=/dev/null bs=1M count=100 booze ~ # dd if=/dev/vg01/amhold of=/dev/null bs=1M count=100 100+0 Datensätze ein 100+0 Datensätze aus

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 13:52, schrieb thegeezer: ok baffling. sdc i already said would be slower but not this much slower it certainly should not be slower than the lvm that sits on top of it! i can't see anything in the cgroups that stands out, maybe someone else can give a better voice to this.

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 15:32, schrieb thegeezer: So my kernel-config seems buggy or I should downgrade to something older? I suspect that in your fully running system somethingelse(tm) is stealing the activity. can you start up with no services enabled and do the test ? hm, yes. although I had

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
Am 11.06.2014 15:44, schrieb Stefan G. Weichinger: Am 11.06.2014 15:32, schrieb thegeezer: So my kernel-config seems buggy or I should downgrade to something older? I suspect that in your fully running system somethingelse(tm) is stealing the activity. can you start up with no services

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-11 Thread Stefan G. Weichinger
looks promising: virt-backup dumps and packs a 12 GB image-file within ~145 seconds to a non-compressing btrfs subvolume: a) does a LVM-snapshot b) dd with bs=4M and through pigz to the target file The bigger LV with ~250GB is running right now. The system feels snappier than with the old

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-10 Thread Stefan G. Weichinger
Am 27.05.2014 15:03, schrieb Stefan G. Weichinger: way too slow ... I think I have some IO-topic going on ... very likely some mismatch of block sizes ... the hw-raid, then LVM, then the snapshot on top of that ... and a filesystem with properties as target ... oh my. Chosing noop

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-10 Thread Stefan G. Weichinger
additional infos from journalctl. I don't like the fact with 512-byte logical blocks vs. 4096-byte physical blocks ... sounds wrong, hm? - Jun 10 21:54:31 booze kernel: megaraid_sas :02:00.0: Controller type: MR,Memory size is: 512MB Jun 10 21:54:31 booze kernel: scsi7 : LSI SAS based

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-06-10 Thread Stefan G. Weichinger
Found out something about megacli and checked settings for cache and stuff following http://highperfpostgres.com/guides/lsi-megaraid-setup-for-postgresql/ Did I set a wrong Strip Size for the third array? good night, late here ... Stefan # megacli -LDInfo -Lall -aALL Adapter 0 -- Virtual

Re: [gentoo-user] Organising btrfs subvolumes

2014-05-27 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 27.05.2014 09:59, schrieb Neil Bothwick: Alternative: mount the subvol via option subvolid etc in fstab if you plan to mount different snapshots, for example. I went with set-default for the root subvolume, if I need the root volume I

Re: [gentoo-user] Organising btrfs subvolumes

2014-05-27 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 27.05.2014 13:25, schrieb Mick: I recall that zfs needed a lot of RAM = 8M, is it the same with BTRFS? I assume you mean 8GB ? As far as I know and researched: no, btrfs is less memory hungry and was designed to even work fine on small devices

Re: [gentoo-user] Organising btrfs subvolumes

2014-05-27 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 27.05.2014 13:49, schrieb Neil Bothwick: I have zfs-snapshot making snapshots at 15 minute, hourly, daily, monthly and weekly intervals - and it cleans up after itself. There isn't anything quite like that for btrfs, so I'm knocking up a

Re: [gentoo-user] Organising btrfs subvolumes

2014-05-27 Thread Stefan G. Weichinger
Am 27.05.2014 14:12, schrieb Rich Freeman: There is snapper, which is even in the tree now. It isn't 100% flexible but supports any number of hourly, daily, monthly, and yearly snapshots, with retention policies for each. no systemd-unitfiles yet, correct? I merged it and took a quick look,

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-05-27 Thread Stefan G. Weichinger
Am 26.05.2014 21:57, schrieb Stefan G. Weichinger: Am 26.05.2014 19:47, schrieb Stefan G. Weichinger: But I somehow think the performance is sub-optimal. virt-backup is slow as well (using dd and gzip or pigz in my own patched version). Yes, that LVM stuff again ... I run 6 SAS disks

Re: [gentoo-user] Re: fstab cleanup

2014-05-26 Thread Stefan G. Weichinger
Am 26.05.2014 06:47, schrieb Nikos Chantziaras: On 21/05/14 13:32, Stefan G. Weichinger wrote: Do I still need these lines .. especially with a modern systemd/gnome3-environment? tmpfs /dev/shmtmpfs nodev,nosuid,noexec 0 0 /dev/cdrw /media

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-05-26 Thread Stefan G. Weichinger
Am 24.05.2014 21:24, schrieb Stefan G. Weichinger: Am 23.05.2014 09:52, schrieb Stefan G. Weichinger: Greetings, I have a new Fujitsu TX150 here, with a Intel(R) C600 SAS Controller and an LTO4 drive attached to it. My kernel has support for isci, scsi tape, ahci and all the sas stuff

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-05-26 Thread Stefan G. Weichinger
Am 26.05.2014 19:47, schrieb Stefan G. Weichinger: But I somehow think the performance is sub-optimal. virt-backup is slow as well (using dd and gzip or pigz in my own patched version). Yes, that LVM stuff again ... I run 6 SAS disks and built hardware raids. Should I look into the cache

Re: [gentoo-user] Intel(R) C600 SAS Controller

2014-05-24 Thread Stefan G. Weichinger
Am 23.05.2014 09:52, schrieb Stefan G. Weichinger: Greetings, I have a new Fujitsu TX150 here, with a Intel(R) C600 SAS Controller and an LTO4 drive attached to it. My kernel has support for isci, scsi tape, ahci and all the sas stuff ... but I don't get any st devices. Do I

[gentoo-user] Intel(R) C600 SAS Controller

2014-05-23 Thread Stefan G. Weichinger
Greetings, I have a new Fujitsu TX150 here, with a Intel(R) C600 SAS Controller and an LTO4 drive attached to it. My kernel has support for isci, scsi tape, ahci and all the sas stuff ... but I don't get any st devices. Do I need SCSI_PROC_FS set? I just wonder ... thanks, Stefan

Re: [gentoo-user] Organising btrfs subvolumes

2014-05-22 Thread Stefan G. Weichinger
Am 22.05.2014 18:12, schrieb Neil Bothwick: I'm working on this btrfs malarkey and have a question about best practice. It is recommended to leave the root volume empty and create a subvolume for the root filesystem which is set with btrfs subvolume set-default, which I have done.

[gentoo-user] fstab cleanup

2014-05-21 Thread Stefan G. Weichinger
Do I still need these lines .. especially with a modern systemd/gnome3-environment? - # glibc 2.2 and above expects tmpfs to be mounted at /dev/shm for # POSIX shared memory (shm_open, shm_unlink). # (tmpfs is a dynamically expandable/shrinkable ramdisk, and will # use almost no memory if not

Re: [gentoo-user] fstab cleanup

2014-05-21 Thread Stefan G. Weichinger
Am 21.05.2014 15:31, schrieb Tom H: On Wed, May 21, 2014 at 6:32 AM, Stefan G. Weichinger li...@xunil.at wrote: Do I still need these lines .. especially with a modern systemd/gnome3-environment? # glibc 2.2 and above expects tmpfs to be mounted at /dev/shm for # POSIX shared memory

Re: [gentoo-user] fstab cleanup

2014-05-21 Thread Stefan G. Weichinger
Am 21.05.2014 21:44, schrieb Tom H: The answer is no unless you want to apply different perms to /dev/shm. I don't have an idea why I should want to do that so I removed the line for now. Thanks. Stefan

Re: [gentoo-user] btrfs and sparse VM image files

2014-05-20 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 19.05.2014 13:01, schrieb Neil Bothwick: On Mon, 19 May 2014 12:07:32 +0200, Marc Stürmer wrote: Just take a look at the official Gotchas Page of BTRFS, which can be found here: https://btrfs.wiki.kernel.org/index.php/Gotchas Putting

Re: [gentoo-user] btrfs and sparse VM image files

2014-05-19 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 18.05.2014 14:28, schrieb Neil Bothwick: I'm confused about the desirability of keeping VM image files, usually space qcow files, on a btrfs volume. I have read the advice about using chattr +C on the subvolume, but are there any other gotchas?

Re: [gentoo-user] btrfs only, without dracut

2014-05-19 Thread Stefan G. Weichinger
Am 17.05.2014 20:48, schrieb Greg Turner: On Sat, May 17, 2014 at 8:56 AM, Stefan G. Weichinger li...@xunil.atwrote: It seems to not detect or interpret correctly the fact that there are 2 physical devices in there and then the linux ... line for grub.cfg gets messed up, at least for me here

Re: [gentoo-user] btrfs only, without dracut

2014-05-19 Thread Stefan G. Weichinger
Am 19.05.2014 15:39, schrieb Rich Freeman: On Mon, May 19, 2014 at 3:04 AM, Stefan G. Weichinger li...@xunil.at wrote: ... it seems to me that this adds something like an additional layer around certain things and helps to make all that more bulletproof? Now that I know how to use dracut

Re: [gentoo-user] btrfs only, without dracut

2014-05-19 Thread Stefan G. Weichinger
Am 19.05.2014 22:51, schrieb Dale: I might add, I used dracut for a while. A while back when I went to boot back up, shutdown because my power went out, the init thingy failed. I had zero clue on how to fix it so I edited grub to ignore the init part and booted up the old way. Once booted,

[gentoo-user] btrfs only, without dracut

2014-05-17 Thread Stefan G. Weichinger
(new thread to separate things a bit more) Today I took the effort to completely re-install one of my two older thinkpads. booted via USB (sysresccd) because the X220 has no optical drive, backed up the contents of / and the encrypted /home to an external drive and started up gdisk to reorder

Re: [gentoo-user] btrfs only, without dracut

2014-05-17 Thread Stefan G. Weichinger
Am 17.05.2014 17:56, schrieb Stefan G. Weichinger: sda3 /root (the old ext4) sda5 /root (the new btrfs) sorry for the missing precision here ... I don't mean /root but the root filesystem here for sure ... Stefan

Re: [gentoo-user] boot problems

2014-05-16 Thread Stefan G. Weichinger
Am 15.05.2014 20:33, schrieb Canek Peláez Valdés: On Thu, May 15, 2014 at 1:27 PM, Stefan G. Weichinger li...@xunil.at wrote: Am 15.05.2014 20:05, schrieb Canek Peláez Valdés: With -H, you don't get the kernel cmdline, and therefore your kernel cannot load your LVM volumes since it doesn't

Re: [gentoo-user] boot problems

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 13:56, schrieb Bruce Schultz: I ask because in all my reorganizing furor I also thought that now with btrfs only I could get rid of lvm mdraid as dracut-modules. I can try ... ;-) (don't call me ricer) If you have a multi-disk btrfs, I think you need to add the btrfs dracut

Re: [gentoo-user] boot problems

2014-05-16 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 16.05.2014 14:03, schrieb Neil Bothwick: On Fri, 16 May 2014 07:14:27 -0400, cov...@ccs.covici.com wrote: So far, I have liked lvm, what's the advantage of btrfs over lvm? I have only looked at btrfs, with a consideration for switching

Re: [gentoo-user] problems getting systemd to work

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 12:53, schrieb cov...@ccs.covici.com: Now for some systemd problems. The root file system was read only when I logged in, but I could remount it rw -- not sure why this was happening. Some units did start, but most did not. Maybe you only got into emergency mode? Also,

[gentoo-user] Re: LVM

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 13:06, schrieb Alan McKinnon: LVM is an excellent solution for what it was designed to do, which is to deal with stuff like this: Oops. I misjudged how big /var/log needed to be and now I need to add 50G to that partition. But it's sda6 and I have up to sda8. Argggh! Now

Re: [gentoo-user] boot problems

2014-05-16 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 16.05.2014 14:43, schrieb Neil Bothwick: On Fri, 16 May 2014 14:35:08 +0200, Stefan G. Weichinger wrote: zfs on linux ... it works fine for me on one server, but I never really wanted it on my main machines (desktop and laptops) although I

Re: [gentoo-user] boot problems

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 14:54, schrieb cov...@ccs.covici.com: Thanks much for that explanation. So where do I find some documentation for btrfs and its user space tools? There are many howtos and wiki-pages ... some examples, gentoo-related: https://btrfs.wiki.kernel.org/index.php/Getting_started

Re: [gentoo-user] Can't Get Systemd to Work

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 15:33, schrieb Hunter Jozwiak: -Original Message- From: Neil Bothwick [mailto:n...@digimed.co.uk] Sent: Friday, May 16, 2014 8:06 AM To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Can't Get Systemd to Work On Fri, 16 May 2014 07:34:16 -0400, Hunter

Re: [gentoo-user] Can't Get Systemd to Work

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 15:50, schrieb Hunter Jozwiak: btw Changed the line to mirror that in the Grub file, no luck. #Append parameters to the Linux Kernel. GRUB_CMD_LINE_LINUX=init=/usr/lib/system/systemd Save the file. Mount /dev/sda2 /boot grub2-mkconfig -o /boot/grub/grub.cfg Why sda2 ?

Re: [gentoo-user] Can't Get Systemd to Work

2014-05-16 Thread Stefan G. Weichinger
Am 16.05.2014 16:00, schrieb Jc García: The same again you are mistyping systemd, is /usr/lib/systemd/systemd read carefully what you copy, and verify always those paths really exist. If you had done this, you would have noticed /usr/lib/system/system doesn't exist at all. ( Ah, I only

Re: [gentoo-user] btrfs conversion: first impressions

2014-05-15 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 14.05.2014 11:30, schrieb Stefan G. Weichinger: But the encryption topic for me is interesting because I right now have it mixed on my thinkpad: sda1 - /boot/efi sda2 - btrfs - root etc sda3 - cryptsetup-partition - /home on it with ext4-fs

Re: [gentoo-user] boot problems

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 08:49, schrieb Canek Peláez Valdés: On Thu, May 15, 2014 at 1:21 AM, Canek Peláez Valdés can...@gmail.com wrote: On Mon, May 5, 2014 at 1:40 AM, Canek Peláez Valdés can...@gmail.com wrote: [ It's been more than a week since I last participated in the thread, so I'm just replying

Re: [gentoo-user] boot problems

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 09:08, schrieb Stefan G. Weichinger: Am 15.05.2014 08:49, schrieb Canek Peláez Valdés: On Thu, May 15, 2014 at 1:21 AM, Canek Peláez Valdés can...@gmail.com wrote: On Mon, May 5, 2014 at 1:40 AM, Canek Peláez Valdés can...@gmail.com wrote: [ It's been more than a week since

Re: [gentoo-user] problems getting systemd to work

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 11:39, schrieb cov...@ccs.covici.com: I did not try the -H, I may test with that later. I did look at the --print-cmdline and copied the volumes they mentioned, but I have other lvm volumes in my fstab and none of them were activated, only the ones I specified in the command

Re: [gentoo-user] boot problems

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 11:58, schrieb cov...@ccs.covici.com: What is kerninst? I do not see it in the repository. https://github.com/canek-pelaez/kerninst ... but it uses GRUB2

Re: [gentoo-user] problems getting systemd to work

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 12:19, schrieb cov...@ccs.covici.com: Sure, but what I was looking for was a way to start syslogd and klogd using systemd -- I do have a socket option so they can listen on the socket so that should be OK. So you look for service files? A quick google finds examples for these 2

Re: [gentoo-user] problems getting systemd to work

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 13:50, schrieb cov...@ccs.covici.com: Canek Peláez Valdés can...@gmail.com wrote: On Thu, May 15, 2014 at 1:18 AM, Canek Peláez Valdés can...@gmail.com wrote: On Wed, May 14, 2014 at 5:26 PM, cov...@ccs.covici.com wrote: [snip] Well, the workaround sort of worked -- it

Re: [gentoo-user] problems getting systemd to work

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 14:38, schrieb cov...@ccs.covici.com: Stefan G. Weichinger li...@xunil.at wrote: Am 15.05.2014 13:50, schrieb cov...@ccs.covici.com: Canek Peláez Valdés can...@gmail.com wrote: On Thu, May 15, 2014 at 1:18 AM, Canek Peláez Valdés can...@gmail.com wrote: On Wed, May 14, 2014

Re: [gentoo-user] problems getting systemd to work

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 20:23, schrieb Canek Peláez Valdés: John, could you please include here the output of lsblk, your fstab, your dracut.conf, and your lilo.conf? .. I agree! it's hard to keep track and overview in here :-)

Re: [gentoo-user] boot problems

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 20:05, schrieb Canek Peláez Valdés: With -H, you don't get the kernel cmdline, and therefore your kernel cannot load your LVM volumes since it doesn't know their... names? I don't knot the terminology. In any case, you need to set --hostonly-cmdline (or hostonly_cmdline=yes

Re: [gentoo-user] boot problems

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 20:27, schrieb Stefan G. Weichinger: Am 15.05.2014 20:05, schrieb Canek Peláez Valdés: With -H, you don't get the kernel cmdline, and therefore your kernel cannot load your LVM volumes since it doesn't know their... names? I don't knot the terminology. In any case, you need

Re: [gentoo-user] problems getting systemd to work

2014-05-15 Thread Stefan G. Weichinger
Am 15.05.2014 22:38, schrieb cov...@ccs.covici.com: image=/boot/vmlinuz-3.6.2-gentoo phew. 3.6.2 is from October 2012 ... Did you recompile it with the suggested options for systemd? Maybe it doesn't matter, but just a thought ... that kernel is quite old. Stefan

Re: [gentoo-user] btrfs conversion: first impressions

2014-05-14 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 14.05.2014 02:39, schrieb Neil Bothwick: Doesn't that screw up the whole idea of checksumming etc ? Not to my mind. The bits are recorded and checksummed, that's what matters. If a bit on a platter is flipped, the decrypted bits will also

Re: [gentoo-user] btrfs conversion: first impressions

2014-05-14 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 14.05.2014 10:42, schrieb Neil Bothwick: On Wed, 14 May 2014 10:01:42 +0200, Stefan G. Weichinger wrote: But then the container of the btrfs would be corrupted, right? No, because each element of the RAID is encrypted separately, so btrfs can

Re: [gentoo-user] btrfs conversion: first impressions

2014-05-14 Thread Stefan G. Weichinger
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 14.05.2014 11:26, schrieb Neil Bothwick: What RAID? I think of a laptop with only one SSD inside. You mean the duplicated metadata in this case? Ah right. I've got RAID n the brain because I'm currently resizing the partitions for a ZFS RAID

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