Latest interface: 0.3.1
Latest system: 010
shng
User

1 posts

Posted on 6 December 2018 @ 01:10
How should I change , so that read and write speed can be faster.

speed test return

dd if=/dev/zero of=/vol/output bs=8k count=20k; rm -f /vol/output
20480+0 records in
20480+0 records out
167772160 bytes (168 MB) copied, 6.31596 s, 26.6 MB/s



pool: vol
state: ONLINE
scrub: none requested
config:

NAME STATE READ WRITE CKSUM
vol ONLINE 0 0 0
raidz2-0 ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E6YT088R ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E7DZD71R ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E7DZDK03 ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E1KSC02K ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E0UYNZF4 ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E5XX59A0 ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E4JKLYJ5 ONLINE 0 0 0
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E7DZDP4S ONLINE 0 0 0

errors: No known data errors


capacity operations bandwidth
pool alloc free read write read write
-------------------------------------- ----- ----- ----- ----- ----- -----
vol 11.8T 17.2T 174 126 8.66M 10.4M
raidz2 11.8T 17.2T 174 126 8.66M 10.4M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E6YT088R - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E7DZD71R - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E7DZDK03 - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E1KSC02K - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E0UYNZF4 - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E5XX59A0 - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E4JKLYJ5 - - 54 33 1.40M 1.87M
disk/by-id/ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E7DZDP4S - - 54 33 1.40M 1.87M
-------------------------------------- ----- ----- ----- ----- ----- -----


karmantyu
User

169 posts

Posted on 13 December 2018 @ 08:19edited 08:19 58s
Hello shng,

It seems to me your pool configuration is suboptimal. Here you can read about right configurations, e.g. disk number per pool.
http://zfsguru.com/forum/buildingyourownzfsserver/900
It is also important that you have advanced format drives, so do not forget to set 4K access for them.
http://zfsguru.com/forum/buildingyourownzfsserver/951
AlessandroDuke
User

25 posts

Posted on 17 January 2019 @ 12:18
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