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bug#21011: df utility bug
From: |
Pádraig Brady |
Subject: |
bug#21011: df utility bug |
Date: |
Wed, 08 Jul 2015 16:45:59 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 |
tag 21011 notabug
close 21011
stop
On 08/07/15 09:39, erbenton wrote:
> Hi,
> The -x option of 'df' doesnt seem to work, when I exclude type sysfs it still
> includes it. I was trying to get around this annoying error using the -x
> option.
> e.g:
>> df
> df: ‘/sys/kernel/debug/tracing’: Permission denied
> Filesystem 1K-blocks Used Available Use% Mounted on
> devtmpfs 4021028 16 4021012 1% /dev
> tmpfs 4034396 608 4033788 1% /dev/shm
> tmpfs 4034396 5488 4028908 1% /run
> /dev/sda3 237244096 37634248 187535508 17% /
> tmpfs 4034396 0 4034396 0% /sys/fs/cgroup
> tmpfs 4034396 5488 4028908 1% /var/run
> tmpfs 4034396 5488 4028908 1% /var/lock
> /dev/sda1 488613 85005 373861 19% /boot
>
> So, i used this to find the "type"
>>df -T /sys
> Filesystem Type 1K-blocks Used Available Use% Mounted on
> sysfs sysfs 0 0 0 - /sys
>
> and this to try and exclude sysfs:
>
>> df -x sysfs
> df: ‘/sys/kernel/debug/tracing’: Permission denied
> Filesystem 1K-blocks Used Available Use% Mounted on
> devtmpfs 4021028 16 4021012 1% /dev
> tmpfs 4034396 608 4033788 1% /dev/shm
> tmpfs 4034396 5488 4028908 1% /run
> /dev/sda3 237244096 37634244 187535512 17% /
> tmpfs 4034396 0 4034396 0% /sys/fs/cgroup
> tmpfs 4034396 5488 4028908 1% /var/run
> tmpfs 4034396 5488 4028908 1% /var/lock
> /dev/sda1 488613 85005 373861 19% /b
>
> But it doesnt work, it still includes sysfs
$ sudo df -T /sys/kernel/debug/tracing
Filesystem Type 1K-blocks Used Available Use% Mounted on
debugfs debugfs 0 0 0 - /sys/kernel/debug
So try -x debugfs
cheers,
Pádraig.