[ceph-users] Re: MDSs report slow metadata IOs

2023-07-07 Thread Patrick Donnelly
https://docs.ceph.com/en/quincy/cephfs/createfs/#creating-pools As an additional note: it's recommended to put the metadata pool on a dedicated set of SSDs to prevent client load from disrupting MDS performance. On Fri, Jul 7, 2023 at 4:56 AM Ben wrote: > > Hi, > > see many of this in cluster lo

[ceph-users] Re: MDSs report slow metadata IOs

2019-09-12 Thread burcarjo
The current setup is only for testing functionality with ceph. My idea was to install a production setup with suitable hardware if all goes fine ... MDS is running on a node with 4 GB RAM, 1Gb/E and 4 core processor, The metadata pool is on 3 OSDs servers with 2 OSD per node: 24 GB RAM, 12 core

[ceph-users] Re: MDSs report slow metadata IOs

2019-09-11 Thread Konstantin Shalygin
On 9/11/19 11:07 PM, burca...@gmail.com wrote: I have a cephFS 13.2.6 setup composed by 3 OSDs nodes + 1 MDS + 1 monitor. All the nodes are working with CentOS Linux release 7.6.1810 (Core) When writing multiple lot of files (500MB) then the "ls" command of this directory works very slow from a