[ale] Can't write to SSD

[Ed Cashin]

How did you run fsck?  If it was unmounted cleanly, you have to explicitly
request a full check with a command line option, "-c".

On Mon, Nov 21, 2016 at 7:57 PM, Chris Fowler <cfowler at outpostsentinel.com>
wrote:

> I'm running into an odd issue where I can't write to SSD.  Files do exist,
> but on reboot they disappear.  This just started happening.  I do not see
> any error messages and fsck.ext3 is not reporting errors.  Any attempt to
> write a file is successful.  I did notice a reboot is not required.   Mount
> and unmount can recreate this issue.
>
>
> Hardware:
> ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
> ata1.00: ATA-9: TS8GHSD630, 20140113, max UDMA/133
> ata1.00: 15649200 sectors, multi 1: LBA48 NCQ (depth 31/32)
> ata1.00: configured for UDMA/133
> scsi 0:0:0:0: Direct-Access ATA TS8GHSD630 2014 PQ: 0 ANSI: 5
> sd 0:0:0:0: [sda] 15649200 512-byte logical blocks: (8.01 GB/7.46 GiB)
> sd 0:0:0:0: Attached scsi generic sg0 type 0
> sd 0:0:0:0: [sda] Write Protect is off
> sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
> sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't
> support DPO or FUA
> sda: sda1 sda2
> sd 0:0:0:0: [sda] Attached SCSI disk
>
>
> Test:Mounting sda1
> EXEC: mount /dev/sda1 /mnt/nvroot
> EXEC: mount | grep sda1
> /dev/sda1 on /mnt/nvroot type ext3 (rw,relatime,errors=continue,
> user_xattr,barrier=0,data=ordered)
> Creating a blank file on sda1
> EXEC: touch /mnt/nvroot/data/test.empty
> Is it there?
> EXEC: ls -l /mnt/nvroot/data/test.empty
> -rw-r--r-- 1 root root 0 Nov 21 19:53 /mnt/nvroot/data/test.empty
> Unmount
> EXEC: umount /mnt/nvroot
> Mount
> EXEC: mount /dev/sda1 /mnt/nvroot
> EXEC: mount | grep sda1
> /dev/sda1 on /mnt/nvroot type ext3 (rw,relatime,errors=continue,
> user_xattr,barrier=0,data=ordered)
> Is it there?
> EXEC: ls -l /mnt/nvroot/data/test.empty
> ls: /mnt/nvroot/data/test.empty: No such file or directory
> Unmount
> EXEC: umount /mnt/nvroot
>
>
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-- 
  Ed Cashin <ecashin at noserose.net>
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