On Thu, Oct 06, 2011 at 09:57:05PM -0300, Henrique de Moraes Holschuh wrote: > On Fri, 07 Oct 2011, Touko Korpela wrote: > > I suspect that "-h" option that "halt" gets during poweroff is buggy and > > shouldn't spin disks up that are already at sleep. > > Nowadays we're supposed to trust the kernel to do it right, and your disk > should spin up only if it has crap firmware (unlikely). Unless you're using > the deprecated "old ide" drivers (/dev/hd*), in which case all bets are off. > > Please edit /etc/init.d/halt and make it not add "-h" to the halt invocation > (but make sure to add "sync ; sleep 5" before the halt command just in > case). Does that fix the issue?
It doesn't make a difference. So maybe it's a kernel issue then. Same happens with another laptop that has Hitachi HTS54502 disk, so this issue is more common. This has a Seagate disk. Here is some lines from kernel 3.0.0-1-amd64 (Debian 3.0.0-3) boot dmesg. [ 1.425212] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 1.651042] SCSI subsystem initialized [ 1.681254] ahci 0000:00:11.0: AHCI 0001.0200 32 slots 1 ports 3 Gbps 0x1 impl SATA mode [ 1.690438] scsi0 : ahci [ 1.690697] ata1: SATA max UDMA/133 abar m1024@0xfeb4c000 port 0xfeb4c100 irq 19 [ 2.196281] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 2.504191] ata1.00: ATA-8: ST9500325AS, 0003SDM1, max UDMA/133 [ 2.504199] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32) [ 2.506494] ata1.00: configured for UDMA/133 [ 2.507008] scsi 0:0:0:0: Direct-Access ATA ST9500325AS 0003 PQ: 0 ANSI: 5 [ 2.517044] scsi1 : usb-storage 2-2:1.0 [ 2.518624] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB) [ 2.518751] sd 0:0:0:0: [sda] Write Protect is off [ 2.518757] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 [ 2.518810] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 2.548221] sda: sda1 sda2 sda3 sda4 [ 2.549024] sd 0:0:0:0: [sda] Attached SCSI disk [ 3.650505] scsi 1:0:0:0: Direct-Access Multiple Card Reader 1.00 PQ: 0 ANSI: 0 [ 4.608143] sd 1:0:0:0: [sdb] Attached SCSI removable disk -- To UNSUBSCRIBE, email to debian-kernel-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20111007112906.GA25171@tiikeri.vuoristo.local
