NOTE THESE ARE NOT TO BE APPLIED TO 2.0 TESTING, USE THE QUICKSTARTS IN THE 2.0 ON-LINE DOCUMENTATION
Table of Contents
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Set environment variables for list of servers, client and admin node.
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# Example of 2 hosts server
# For 1 host server, export SERVER_NODES=node-1
# for 2 hosts
server, export SERVER_NODES=node-1,node-2
# Example to use admin and client are on the same node
export ADMIN_NODE=node-3
export CLIENT_NODE=node-3
export ALL_NODES=$SERVER_NODENODES,$CLIENT_NODE |
Set-Up
Please reference to DAOS server(s) and client(s) DAOS Set-Up for RPM installation, daos server/agent/admin configuration yml files, certificates generation, and bring-up daos servers and clients.
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# system query output fromfor a 2 hosts DAOS server
$ dmg system query
Rank State
---- -----
[0-1] Joined |
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dmg storage query usage
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# system storage query usage output for a 2 hosts DAOS server
$ dmg storage query usage
Hosts SCM-Total SCM-Free SCM-Used NVMe-Total NVMe-Free NVMe-Used
----- --------- -------- -------- ---------- --------- ---------
boro-35 17 GB 17 GB 0 % 0 B 0 B N/A
boro-8 17 GB 17 GB 0 % 0 B 0 B N/A |
dmg pool create help
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$ dmg pool create --help
Usage:
dmg [OPTIONS] pool create [create-OPTIONS]
Application Options:
--allow-proxy Allow proxy configuration via environment
-l, --host-list= comma separated list of addresses <ipv4addr/hostname>
-i, --insecure have dmg attempt to connect without certificates
-d, --debug enable debug output
-j, --json Enable JSON output
-J, --json-logging Enable JSON-formatted log output
-o, --config-path= Client config file path
Help Options:
-h, --help Show this help message
[create command options]
-g, --group= DAOS pool to be owned by given group, format name@domain
-u, --user= DAOS pool to be owned by given user, format name@domain
-p, --name= Unique name for pool (set as label)
-a, --acl-file= Access Control List file path for DAOS pool
-z, --size= Total size of DAOS pool (auto)
-t, --scm-ratio= Percentage of SCM:NVMe for pool storage (auto) (default: 6)
-k, --nranks= Number of ranks to use (auto)
-v, --nsvc= Number of pool service replicas
-s, --scm-size= Per-server SCM allocation for DAOS pool (manual)
-n, --nvme-size= Per-server NVMe allocation for DAOS pool (manual)
-r, --ranks= Storage server unique identifiers (ranks) for DAOS pool
-S, --sys= DAOS system that pool is to be a part of (default: daos_server) |
dmg pool create
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# Create a 10GB pool
$ dmg pool create --size=10G
Creating DAOS pool with automatic storage allocation: 10 GB NVMe + 6.00% SCM
Pool created with 100.00% SCM/NVMe ratio
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UUID : 0a6003c6-23a7-4cb5-8895-c004ca2b75f5
Service Ranks : 0
Storage Ranks : [0-1]
Total Size : 10 GB
SCM : 10 GB (5.0 GB / rank)
NVMe : 0 B (0 B / rank)
$ dmg storage query usage
Hosts SCM-Total SCM-Free SCM-Used NVMe-Total NVMe-Free NVMe-Used
----- --------- -------- -------- ---------- --------- ---------
boro-35 17 GB 12 GB 29 % 0 B 0 B N/A
boro-8 17 GB 11 GB 36 % 0 B 0 B N/A |
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