Re: btrfs mounts RO, kernel oops on RW

2017-05-27 Thread Duncan
Bill Williamson posted on Sun, 28 May 2017 12:46:00 +1000 as excerpted: > Version details: > btrfs-progs v4.9.1 > Linux bigserver 4.10.0-22-generic #24-Ubuntu SMP Mon May 22 > 17:43:20 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux > > Array Details: > root@bigserver:~# btrfs fi df /mnt/storage > Data,

Re: btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Duncan
Ivan P posted on Sat, 27 May 2017 22:54:31 +0200 as excerpted: > Please add me to CC when replying, as I am not > subscribed to the mailing list. > Hmm, remounting as you suggested has shut it up immediately - hurray! > > I don't really have any special write pattern from what I can tell

Re: About free space fragmentation, metadata write amplification and (no)ssd

2017-05-27 Thread Duncan
Hans van Kranenburg posted on Sun, 28 May 2017 02:59:57 +0200 as excerpted: >> Note that our metadata is still DUP, and it doesn't have skinny extent >> tree metadata yet. It was originally created with btrfs-progs 3.17, and >> when we realized we should have single it was too late. I want to >> c

btrfs mounts RO, kernel oops on RW

2017-05-27 Thread Bill Williamson
Version details: btrfs-progs v4.9.1 Linux bigserver 4.10.0-22-generic #24-Ubuntu SMP Mon May 22 17:43:20 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux Array Details: root@bigserver:~# btrfs fi df /mnt/storage Data, RAID1: total=12.48TiB, used=12.25TiB System, RAID1: total=32.00MiB, used=2.11MiB Metadata

Re: About free space fragmentation, metadata write amplification and (no)ssd

2017-05-27 Thread Hans van Kranenburg
A small update... Original (long) message: https://www.spinics.net/lists/linux-btrfs/msg64446.html On 04/08/2017 10:19 PM, Hans van Kranenburg wrote: > [...] > > == But! The Meta Mummy returns! == > > After changing to nossd, another thing happened. The expiry process, > which normally takes ab

Re: btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Ivan P
On Sat, May 27, 2017 at 10:42 PM, Hans van Kranenburg wrote: > On 05/27/2017 10:29 PM, Ivan P wrote: >> On Sat, May 27, 2017 at 9:33 PM, Hans van Kranenburg >> wrote: >>> Hi, >>> >>> On 05/27/2017 08:53 PM, Ivan P wrote: for a while now, btrfs-cleaner has been molesting my system's btrf

Re: btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Hans van Kranenburg
On 05/27/2017 10:29 PM, Ivan P wrote: > On Sat, May 27, 2017 at 9:33 PM, Hans van Kranenburg > wrote: >> Hi, >> >> On 05/27/2017 08:53 PM, Ivan P wrote: >>> >>> for a while now, btrfs-cleaner has been molesting my system's btrfs >>> partition, >>> as well as my CPU. The behavior is as following:

Re: btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Ivan P
On Sat, May 27, 2017 at 9:33 PM, Hans van Kranenburg wrote: > Hi, > > On 05/27/2017 08:53 PM, Ivan P wrote: >> >> for a while now, btrfs-cleaner has been molesting my system's btrfs >> partition, >> as well as my CPU. The behavior is as following: >> >> After booting, nothing relevant is happenin

Re: btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Jean-Denis Girard
Le 27/05/2017 à 08:53, Ivan P a écrit : > Hello, > > for a while now, btrfs-cleaner has been molesting my system's btrfs partition, > as well as my CPU. The behavior is as following: > > After booting, nothing relevant is happening. After about 5-30 minutes, > a btrfs-cleaner process is spawned,

Re: btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Hans van Kranenburg
Hi, On 05/27/2017 08:53 PM, Ivan P wrote: > > for a while now, btrfs-cleaner has been molesting my system's btrfs partition, > as well as my CPU. The behavior is as following: > > After booting, nothing relevant is happening. After about 5-30 minutes, > a btrfs-cleaner process is spawned, which

btrfs-tools/linux 4.11: btrfs-cleaner misbehaving

2017-05-27 Thread Ivan P
Hello, for a while now, btrfs-cleaner has been molesting my system's btrfs partition, as well as my CPU. The behavior is as following: After booting, nothing relevant is happening. After about 5-30 minutes, a btrfs-cleaner process is spawned, which is constantly using one CPU core. The btrfs-clea

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