Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread David Turner
tly >>>>>>> specify a >>>>>>> device for wal, wal will be placed on same ssd partition with db. >>>>>>> Placing only wal on ssd or creating separate devices for wal and db >>>>>>> are >>>>>>> l

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread solarflow99
>>>> Placing only wal on ssd or creating separate devices for wal and db >>>>>> are >>>>>> less common setups. >>>>>> >>>>>> /Maged >>>>>> >>>>>> On 22/10/18 09:03, Fyodor Ustinov wrot

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread David Turner
ly this and my cluster >>>>>>>>> utilization is higher than the total pool utilization by about the >>>>>>>>> number >>>>>>>>> of OSDs * wal size. I want to verify that the wal is on the SSDs too >>>>>>

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Robert Stanford
>>>>>> utilization is higher than the total pool utilization by about the >>>>>>>> number >>>>>>>> of OSDs * wal size. I want to verify that the wal is on the SSDs too >>>>>>>> but >>>>>>>

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread David Turner
gt;> >>>>>>> On Mon, Oct 22, 2018 at 5:22 AM Maged Mokhtar >>>>>>> wrote: >>>>>>> >>>>>>>> >>>>>>>> If you specify a db on ssd and data on hdd and not explicitly >>>>>

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Robert Stanford
t;> >>>>>>> If you specify a db on ssd and data on hdd and not explicitly >>>>>>> specify a >>>>>>> device for wal, wal will be placed on same ssd partition with db. >>>>>>> Placing only wal on ssd or creating separate devic

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Robert Stanford
>>> a >>>>>> device for wal, wal will be placed on same ssd partition with db. >>>>>> Placing only wal on ssd or creating separate devices for wal and db >>>>>> are >>>>>> less common setups. >>>>>&

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread David Turner
evices for wal and db are >>>> less common setups. >>>> >>>> /Maged >>>> >>>> On 22/10/18 09:03, Fyodor Ustinov wrote: >>>> > Hi! >>>> > >>>> > For sharing SSD between

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread David Turner
ly wal on ssd or creating separate devices for wal and db >>>>> are >>>>> less common setups. >>>>> >>>>> /Maged >>>>> >>>>> On 22/10/18 09:03, Fyodor Ustinov wrote: >>>>> > Hi! >>>>

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Robert Stanford
gt;> less common setups. >>> >>> /Maged >>> >>> On 22/10/18 09:03, Fyodor Ustinov wrote: >>> > Hi! >>> > >>> > For sharing SSD between WAL and DB what should be placed on SSD? WAL >>> or DB? >>> > >

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread David Turner
t; >> On 22/10/18 09:03, Fyodor Ustinov wrote: >> > Hi! >> > >> > For sharing SSD between WAL and DB what should be placed on SSD? WAL or >> DB? >> > >> > - Original Message ----- >> > From: "Maged Mokhtar" >>

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Robert Stanford
t; To: "ceph-users" > > Sent: Saturday, 20 October, 2018 20:05:44 > > Subject: Re: [ceph-users] Drive for Wal and Db > > > > On 20/10/18 18:57, Robert Stanford wrote: > > > > > > > > > > Our OSDs are BlueStore and are on regular har

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Maged Mokhtar
! For sharing SSD between WAL and DB what should be placed on SSD? WAL or DB? - Original Message - From: "Maged Mokhtar" To: "ceph-users" Sent: Saturday, 20 October, 2018 20:05:44 Subject: Re: [ceph-users] Drive for Wal and Db On 20/10/18 18:57, Robert Stanford wrote: Ou

Re: [ceph-users] Drive for Wal and Db

2018-10-22 Thread Fyodor Ustinov
Hi! For sharing SSD between WAL and DB what should be placed on SSD? WAL or DB? - Original Message - From: "Maged Mokhtar" To: "ceph-users" Sent: Saturday, 20 October, 2018 20:05:44 Subject: Re: [ceph-users] Drive for Wal and Db On 20/10/18 18:57, Robert Stanford

Re: [ceph-users] Drive for Wal and Db

2018-10-20 Thread Maged Mokhtar
On 20/10/18 18:57, Robert Stanford wrote:  Our OSDs are BlueStore and are on regular hard drives. Each OSD has a partition on an SSD for its DB.  Wal is on the regular hard drives.  Should I move the wal to share the SSD with the DB?  Regards R

[ceph-users] Drive for Wal and Db

2018-10-20 Thread Robert Stanford
Our OSDs are BlueStore and are on regular hard drives. Each OSD has a partition on an SSD for its DB. Wal is on the regular hard drives. Should I move the wal to share the SSD with the DB? Regards R ___ ceph-users mailing list