On 01/22/2018 04:17 PM, Sebastian Ochmann wrote:
> Hello,
>
> I attached to the ffmpeg-mux process for a little while and pasted the
> result here:
>
>
ein posted on Tue, 23 Jan 2018 09:38:13 +0100 as excerpted:
> On 01/22/2018 09:59 AM, Duncan wrote:
>>
>> And to tie up a loose end, xfs has somewhat different design principles
>> and may well not be particularly sensitive to the dirty_* settings,
>> while btrfs, due to COW and other design
On 01/22/2018 09:59 AM, Duncan wrote:
> Sebastian Ochmann posted on Sun, 21 Jan 2018 16:27:55 +0100 as excerpted:
> [...]
> On 2018年01月20日 18:47, Sebastian Ochmann wrote:
Hello,
I would like to describe a real-world use case where btrfs does not
perform well for me. I'm
Hello,
I attached to the ffmpeg-mux process for a little while and pasted the
result here:
https://pastebin.com/XHaMLX8z
Can you help me with interpreting this result? If you'd like me to run
strace with specific options, please let me know. This is a level of
debugging I'm not dealing
On 01/22/2018 01:33 PM, Sebastian Ochmann wrote:
[ skipping to the traces ;) ]
2866 ffmpeg-mux D
[] btrfs_start_ordered_extent+0x101/0x130 [btrfs]
[] lock_and_cleanup_extent_if_need+0x340/0x380 [btrfs]
[] __btrfs_buffered_write+0x261/0x740 [btrfs]
[] btrfs_file_write_iter+0x20f/0x650 [btrfs]
First off, thank you for all the responses! Let me reply to multiple
suggestions at once in this mail.
On 22.01.2018 01:39, Qu Wenruo wrote:
Either such mount option has a bug, or some unrelated problem.
As you mentioned the output is about 10~50MiB/s, 30s means 300~1500MiBs.
Maybe it's
On 01/20/2018 05:47 AM, Sebastian Ochmann wrote:
Hello,
I would like to describe a real-world use case where btrfs does not
perform well for me. I'm recording 60 fps, larger-than-1080p video using
OBS Studio [1] where it is important that the video stream is encoded
and written out to disk
On 22.01.2018 02:39, Qu Wenruo wrote:
>
>
> On 2018年01月21日 23:27, Sebastian Ochmann wrote:
>> On 21.01.2018 11:04, Qu Wenruo wrote:
>>>
>>>
>>> On 2018年01月20日 18:47, Sebastian Ochmann wrote:
Hello,
I would like to describe a real-world use case where btrfs does not
perform
Sebastian Ochmann posted on Sun, 21 Jan 2018 16:27:55 +0100 as excerpted:
> On 21.01.2018 11:04, Qu Wenruo wrote:
>>
>>
>> On 2018年01月20日 18:47, Sebastian Ochmann wrote:
>>> Hello,
>>>
>>> I would like to describe a real-world use case where btrfs does not
>>> perform well for me. I'm recording
On 2018年01月21日 23:27, Sebastian Ochmann wrote:
> On 21.01.2018 11:04, Qu Wenruo wrote:
>>
>>
>> On 2018年01月20日 18:47, Sebastian Ochmann wrote:
>>> Hello,
>>>
>>> I would like to describe a real-world use case where btrfs does not
>>> perform well for me. I'm recording 60 fps, larger-than-1080p
On 21.01.2018 23:04, Chris Murphy wrote:
On Sun, Jan 21, 2018 at 8:27 AM, Sebastian Ochmann
wrote:
On 21.01.2018 11:04, Qu Wenruo wrote:
The output of "mount" after setting 10 seconds commit interval:
/dev/sdc1 on /mnt/rec type btrfs
On Sun, Jan 21, 2018 at 8:27 AM, Sebastian Ochmann
wrote:
> On 21.01.2018 11:04, Qu Wenruo wrote:
> The output of "mount" after setting 10 seconds commit interval:
>
> /dev/sdc1 on /mnt/rec type btrfs
> (rw,relatime,space_cache,commit=10,subvolid=5,subvol=/)
I wonder if
On 21.01.2018 11:04, Qu Wenruo wrote:
On 2018年01月20日 18:47, Sebastian Ochmann wrote:
Hello,
I would like to describe a real-world use case where btrfs does not
perform well for me. I'm recording 60 fps, larger-than-1080p video using
OBS Studio [1] where it is important that the video stream
On 2018年01月20日 18:47, Sebastian Ochmann wrote:
> Hello,
>
> I would like to describe a real-world use case where btrfs does not
> perform well for me. I'm recording 60 fps, larger-than-1080p video using
> OBS Studio [1] where it is important that the video stream is encoded
> and written out to
Hello,
I would like to describe a real-world use case where btrfs does not
perform well for me. I'm recording 60 fps, larger-than-1080p video using
OBS Studio [1] where it is important that the video stream is encoded
and written out to disk in real-time for a prolonged period of time (2-5
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