Displaying 2 results from an estimated 2 matches for "e3f81f11".
2014 Oct 08
3
CF Card wear optimalisation for ext4
...ong term IO write
monitoring, but maybe I am misusing them and can use some help here)
I mount root with the following options:
/dev/disk/by-uuid/09a04c01-64c6-4600-9e22-525667bda3e3 on / type ext4
(rw,noatime,user_xattr,barrier=1,data=ordered)
# dumpe2fs /dev/sda1
http://paste.debian.net/hidden/e3f81f11/
Are there kernel options to avoid synchronous disk writes? As
suggested here: http://www.pcengines.ch/cfwear.htm
Is there a list of other kernel options I can optimise to limit any cf
wear? The devices don't use
Kind regards
Jelle de Jong
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2014 Oct 10
0
Re: CF Card wear optimalisation for ext4
...835020
/sys/fs/ext4/sda1/session_write_kbytes:60848
> I mount root with the following options:
>
> /dev/disk/by-uuid/09a04c01-64c6-4600-9e22-525667bda3e3 on / type ext4
> (rw,noatime,user_xattr,barrier=1,data=ordered)
>
> # dumpe2fs /dev/sda1
> http://paste.debian.net/hidden/e3f81f11/
>
> Are there kernel options to avoid synchronous disk writes? As
> suggested here: http://www.pcengines.ch/cfwear.htm
If you increase the journal commit interval (e.g. 30s) you can reduce
the number of times a block needs to be written to the journal. The
drawback is that you also inc...