Gentoo Archives: gentoo-dev

From: Michael Weber <xmw@g.o>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] rfc: locations of binaries and separate /usr
Date: Sat, 07 Jan 2012 20:20:51
Message-Id: 4F08A8F0.8050503@gentoo.org
In Reply to: Re: [gentoo-dev] rfc: locations of binaries and separate /usr by Zac Medico
1 On 01/07/2012 07:58 AM, Zac Medico wrote:
2 > That seems like an awfully large initramfs to load into memory for every
3 > boot, just to have it wiped from memory after switching to the real
4 > root. It's fine as long as you're not trying to shave every last
5 > microsecond off of your boot time though.
6 The size is 59MB,
7 core2duo 2x2.20GHz, 44MB/s HDD needs approx 3 seconds reading from xfs /boot
8
9 > An alternative approach to a having a bulky initramfs "recovery
10 > partition" like yours would be to put the content of a livecd/usb
11 > recovery disk onto a spare partition, and configure your lean busybox
12 > initramfs to mount that as the root if something goes wrong with your
13 > real root.
14 Yeah, i have full disk ecnryption and /boot is my "recovery" partition.
15 I don't want to reboot or picup usb/optical media to fix problems.
16 Well, and i can backup my system via nc/ssh/sshd/..., plus screen-lock.
17
18 3 seconds "penalty" on approx 50 boos/year are less time than standing
19 up and search-rescue an potentially outdated external media.
20
21 And yes, I decided against recompiled binaries (USE=-X) in favor of
22 creation time (approx 3 minutes), that f**ks vim and nethack.
23
24 Michael
25
26 --
27 Gentoo Dev
28 http://xmw.de/