tag 37093 notabug
close 37093
stop
Hello,
On 2019-08-19 10:44 p.m., Edward Huff wrote:
In the demo below, dd uses 0.665s to write 1GiB of zeros.
sha256sum uses 4.285s to calculate the sha256 of 1GiB of zeros.
wc uses 32.160s to count 1GiB of zeros.
[...]
baseline results:
$ dd if=/dev/zero
On 8/20/19 6:44 AM, Edward Huff wrote:
> In the demo below, dd uses 0.665s to write 1GiB of zeros.
> sha256sum uses 4.285s to calculate the sha256 of 1GiB of zeros.
> wc uses 32.160s to count 1GiB of zeros.
>
> Linux localhost 5.2.8-200.fc30.x86_64 #1 SMP Sat Aug 10 13:21:39 UTC 2019
> x86_64
In the demo below, dd uses 0.665s to write 1GiB of zeros.
sha256sum uses 4.285s to calculate the sha256 of 1GiB of zeros.
wc uses 32.160s to count 1GiB of zeros.
Linux localhost 5.2.8-200.fc30.x86_64 #1 SMP Sat Aug 10 13:21:39 UTC 2019
x86_64 x86_64 x86_64 GNU/Linux
coreutils-8.31-2.fc30.x86_64