RE: Read/write slow on nvme drive - Supermicro X10DRL-CT

Derrick Lobo <[email protected]>
Newsgroups gmane.os.netbsd.general,gmane.os.netbsd.devel.ports,gmane.os.netbsd.ports.x86-64,gmane.os.netbsd.ports.i386
Message-ID <333122a0.00002c64.00000014@derrick-VAIO>
Michael

>This sounds like you are using the block device and not the raw 
>device on NetBSD (e.g. /dev/ld0d instead of /dev/rld0d). For 
>comparisons with diskutility you should also use a much larger 
>block size (e.g. 1024k).
dd if=/dev/rdk0 of=/dev/null bs=1024k
^C93836+0 records in
93836+0 records out
98394177536 bytes transferred in 258.920 secs (380017679 bytes/sec)

# dd if=/dev/rdk1 of=/dev/null bs=1024k
^C57226+0 records in
57226+0 records out
60005810176 bytes transferred in 207.282 secs (289488764 bytes/sec)

So how do I increase read writes to my drive.. to I need to write with
1024k block.. but the server is going to be used as database and not file
sharing.  Any tweaks you can recommend.. I am using gpt for configure the
drive..


Derrick Lobo
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