Re: Unrecoverable error on raid10

2016-02-06 Thread Chris Murphy
On Sat, Feb 6, 2016 at 2:35 PM, Tom Arild Naess wrote: > Hello, > > I have quite recently converted my file server to btrfs, and I am in the > progress of setting up a new backup server with btrfs to be able to utilize > btrfs send/receive. > > FIle server: >> >> uname -a > >

Re: btrfs-progs and btrfs(8) inconsistencies

2016-02-06 Thread Chris Murphy
On Thu, Feb 4, 2016 at 8:11 PM, Anand Jain wrote: > > > If you look critically we have been using UI/CLI as API, > IMO these two class of interfaces be distinct clearly. > > Btrfs needs library functions/APIs which is callable in > popular scripting language like

Unrecoverable error on raid10

2016-02-06 Thread Tom Arild Naess
Hello, I have quite recently converted my file server to btrfs, and I am in the progress of setting up a new backup server with btrfs to be able to utilize btrfs send/receive. FIle server: uname -a Linux main 3.19.0-49-generic #55~14.04.1-Ubuntu SMP Fri Jan 22 11:24:31 UTC 2016 x86_64

Re: Unrecoverable error on raid10

2016-02-06 Thread Tom Arild Naess
On 07. feb. 2016 00:32, Chris Murphy wrote: It's probably unrelated the problem, but I would given the many bug fixes (including in send/receive) since kernel 3.19, and progs 4.1, that I'd get both systems using the same kernel and progs version. I suspect most of upstream's testing before

kernel 4.1.15 balance => oops. out of memory.

2016-02-06 Thread David Goodwin
kernel 4.1.15 balancing a fs led to this oops. after a reboot, the balance resumed without problem. presumably there wasn't enough real memory available David [ cut here ] WARNING: CPU: 1 PID: 16560 at fs/btrfs/super.c:260 __btrfs_abort_transaction+0x4b/0x120

[PATCH v2 10/10] fs: btrfs: Replace CURRENT_TIME by current_fs_time()

2016-02-06 Thread Deepa Dinamani
CURRENT_TIME macro is not appropriate for filesystems as it doesn't use the right granularity for filesystem timestamps. Use current_fs_time() instead. Signed-off-by: Deepa Dinamani Cc: Chris Mason Cc: Josef Bacik Cc: David Sterba

Re: BTRFS RAM requirements, RAID 6 stability/write holes and expansion questions

2016-02-06 Thread Duncan
Mackenzie Meyer posted on Fri, 05 Feb 2016 14:36:33 -0500 as excerpted: > Hello, > > I've tried checking around on google but can't find information > regarding the RAM requirements of BTRFS and most of the topics on > stability seem quite old. > > So first would be memory requirements, my goal