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/etc/pve/ceph.conf bluestore_block_db_size = 16106127360 bluestore_block_wal_size = 16106127360 so just in global config add this ? you give me url i no understand sorry.

this have safe? please help me check.

pveceph createosd /dev/sd[X] -journal_dev /dev/sd[Y] just running this X is HDD Y is SSD

Hi wlwin please give me This creates a partition for the OSD on sd<Y> code ok? we have no understand

so first need config switch support mtu 9000

mtu 9000 configured in /etc/network/interfaces hi we have config this but every reboot no change still mtu 1500 how to change mtu 9000 ? thanks # the PVE managed interfaces into external files! auto lo iface lo inet loopback iface enp6s0f0 inet manual mtu 9000 iface enp6s0f1 inet manual...

Hi we running 3 node have 90 days. you see image we restart vm network very slow. why?

hi alwin, have demo let me try study. we no history

Hi, alwin.please see this we understand right. in SSD creates a partition a b c... so partition a support osd hdd1 partition b support osd hdd2 partition c support osd hdd3 so this right ?

we no understand you see , we every node have 2 hdd 1ssd so 1ssd how to support 2 hdd use ?

alwin. please help me check how to add ssd use cache

and have a question pveceph createosd /dev/sd[X] -journal_dev /dev/sd[Y] we have 2-3 osd we new ssd give who osd use log ?

hi If you want to use a separate DB/WAL device for your OSDs, you can specify it through the -journal_dev option. The WAL is placed with the DB, if not specified separately. pveceph createosd /dev/sd[X] -journal_dev /dev/sd[Y] i no how to use this. we have add ssd disk.