[linux-lvm] writeback cache not promoting writes

Linda A. Walsh lvm at tlinx.org
Mon Jan 12 06:09:33 UTC 2015


matthew patton wrote:
> and stop using DD has a benchmark or testing tool. FIO. DD has way too many oddities.
>   
compared to fio?  Seems like fio only works on raw disk partitions.
At least 'dd' can write to files...

Looked at fio but seems like I have to let it overwrite an entire
disk --- not what I'd call ideal...






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