Messages in this thread | | | Subject | Re: Slow dc3dd in 3.18 on x86 | From | "Martin K. Petersen" <> | Date | Fri, 24 Oct 2014 15:12:38 -0400 |
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>>>>> "Michael" == Michael L Semon <mlsemon35@gmail.com> writes:
Michael> This week, a simple `dc3dd wipe=/dev/sda5` operation had speeds Michael> cut from 10-15 MB/s down to less than 1.8 MB/s. With this Michael> method, syncs took so long that magic SysRq keys were needed to Michael> stop the PC.
Please send me the output of:
# grep . /sys/block/sda/integrity/*
Thanks, Martin
-- Martin K. Petersen Oracle Linux Engineering
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