[gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Mick
I'm starting a new thread so as to not hijack the one about alternative kernels, but continue with something Volker raised. On Sunday 26 Oct 2014 23:25:50 Volker Armin Hemmann wrote: as others have written already: ssd. With a caveat: if an ssd dies, it will die suddenly. Without a warning.

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Alec Ten Harmsel
On 10/27/2014 05:24 AM, Mick wrote: I'm starting a new thread so as to not hijack the one about alternative kernels, but continue with something Volker raised. On Sunday 26 Oct 2014 23:25:50 Volker Armin Hemmann wrote: as others have written already: ssd. With a caveat: if an ssd dies,

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Alan McKinnon
On 27/10/2014 11:24, Mick wrote: I'm starting a new thread so as to not hijack the one about alternative kernels, but continue with something Volker raised. On Sunday 26 Oct 2014 23:25:50 Volker Armin Hemmann wrote: as others have written already: ssd. With a caveat: if an ssd dies, it

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Philip Webb
141027 Mick wrote: On Sunday 26 Oct 2014 23:25:50 Volker Armin Hemmann wrote: With a caveat: if an ssd dies, it will die suddenly. Without a warning. I haven't yet started using SSD and wonder what sort of a system should I set up to guard against such instantaneous catastrophic failures. My

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Rich Freeman
On Mon, Oct 27, 2014 at 7:11 AM, Alan McKinnon alan.mckin...@gmail.com wrote: On 27/10/2014 11:24, Mick wrote: I'm starting a new thread so as to not hijack the one about alternative kernels, but continue with something Volker raised. On Sunday 26 Oct 2014 23:25:50 Volker Armin Hemmann wrote:

Re: [gentoo-user] Safeguarding strategies against SSD data loss : PS

2014-10-27 Thread Philip Webb
141027 Philip Webb wrote: ... HHD ... (4 times) HDD (red face) -- ,, SUPPORT ___//___, Philip Webb ELECTRIC /] [] [] [] [] []| Cities Centre, University of Toronto TRANSIT`-O--O---'

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Mick
On Monday 27 Oct 2014 12:27:58 Philip Webb wrote: 141027 Mick wrote: On Sunday 26 Oct 2014 23:25:50 Volker Armin Hemmann wrote: With a caveat: if an ssd dies, it will die suddenly. Without a warning. I haven't yet started using SSD and wonder what sort of a system should I set up to

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Mick
On Monday 27 Oct 2014 13:13:00 Rich Freeman wrote: On Mon, Oct 27, 2014 at 7:11 AM, Alan McKinnon alan.mckin...@gmail.com wrote: On 27/10/2014 11:24, Mick wrote: I'm starting a new thread so as to not hijack the one about alternative kernels, but continue with something Volker raised.

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Rich Freeman
On Mon, Oct 27, 2014 at 11:22 AM, Mick michaelkintz...@gmail.com wrote: Thanks Rich, I have been reading your posts about btrfs with interest, but have not yet used it on my systems. Is btrfs agreeable with SSDs, or should I be using f2fs: Btrfs will auto-detect SSDs and optimize itself

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Pandu Poluan
On Oct 27, 2014 10:40 PM, Rich Freeman ri...@gentoo.org wrote: On Mon, Oct 27, 2014 at 11:22 AM, Mick michaelkintz...@gmail.com wrote: Thanks Rich, I have been reading your posts about btrfs with interest, but have not yet used it on my systems. Is btrfs agreeable with SSDs, or should I

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Volker Armin Hemmann
Am 27.10.2014 um 14:13 schrieb Rich Freeman: On Mon, Oct 27, 2014 at 7:11 AM, Alan McKinnon alan.mckin...@gmail.com wrote: On 27/10/2014 11:24, Mick wrote: I'm starting a new thread so as to not hijack the one about alternative kernels, but continue with something Volker raised. On Sunday

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Volker Armin Hemmann
Am 27.10.2014 um 16:22 schrieb Mick: On Monday 27 Oct 2014 13:13:00 Rich Freeman wrote: On Mon, Oct 27, 2014 at 7:11 AM, Alan McKinnon alan.mckin...@gmail.com wrote: On 27/10/2014 11:24, Mick wrote: I'm starting a new thread so as to not hijack the one about alternative kernels, but

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Volker Armin Hemmann
Am 27.10.2014 um 16:36 schrieb Rich Freeman: On Mon, Oct 27, 2014 at 11:22 AM, Mick michaelkintz...@gmail.com wrote: Thanks Rich, I have been reading your posts about btrfs with interest, but have not yet used it on my systems. Is btrfs agreeable with SSDs, or should I be using f2fs:

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Volker Armin Hemmann
Am 27.10.2014 um 17:52 schrieb Pandu Poluan: On Oct 27, 2014 10:40 PM, Rich Freeman ri...@gentoo.org mailto:ri...@gentoo.org wrote: On Mon, Oct 27, 2014 at 11:22 AM, Mick michaelkintz...@gmail.com mailto:michaelkintz...@gmail.com wrote: Thanks Rich, I have been reading your posts

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Rich Freeman
On Mon, Oct 27, 2014 at 12:52 PM, Pandu Poluan pa...@poluan.info wrote: ZoL (ZFS on Linux) nowadays is implemented using DKMS instead of FUSE, thus running in kernelspace, and (relatively) easier to put into an initramfs. Sorry about that. I should have known that, but for some reason I got

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Rich Freeman
On Mon, Oct 27, 2014 at 1:23 PM, Volker Armin Hemmann volkerar...@googlemail.com wrote: Am 27.10.2014 um 16:36 schrieb Rich Freeman: and a boot partition as I don't think grub supports it - it could be a bit of a PITA for a single-drive system. nope. But I don't see any reason to use zfs

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Pandu Poluan
On Oct 28, 2014 12:31 AM, Rich Freeman ri...@gentoo.org wrote: On Mon, Oct 27, 2014 at 12:52 PM, Pandu Poluan pa...@poluan.info wrote: ZoL (ZFS on Linux) nowadays is implemented using DKMS instead of FUSE, thus running in kernelspace, and (relatively) easier to put into an initramfs.

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Pandu Poluan
On Oct 28, 2014 12:38 AM, Rich Freeman ri...@gentoo.org wrote: On Mon, Oct 27, 2014 at 1:23 PM, Volker Armin Hemmann volkerar...@googlemail.com wrote: Am 27.10.2014 um 16:36 schrieb Rich Freeman: and a boot partition as I don't think grub supports it - it could be a bit of a PITA for a

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Rich Freeman
On Mon, Oct 27, 2014 at 8:41 PM, Pandu Poluan pa...@poluan.info wrote: First, you need to set your pool to autoexpand=on. Then, one by one, you offline a disk within the vdev and replace it with a larger one. After all disks have been replaced, do a scrub, and ZFS will automagically enlarge

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Tom H
On Mon, Oct 27, 2014 at 12:52 PM, Pandu Poluan pa...@poluan.info wrote: ZoL (ZFS on Linux) nowadays is implemented using DKMS instead of FUSE, thus running in kernelspace, and (relatively) easier to put into an initramfs. Updating is a beeyotch on binary-based distros as it requires a

Re: [gentoo-user] Safeguarding strategies against SSD data loss

2014-10-27 Thread Tom H
On Mon, Oct 27, 2014 at 1:37 PM, Rich Freeman ri...@gentoo.org wrote: On Mon, Oct 27, 2014 at 1:23 PM, Volker Armin Hemmann volkerar...@googlemail.com wrote: Am 27.10.2014 um 16:36 schrieb Rich Freeman: and a boot partition as I don't think grub supports it - it could be a bit of a PITA for