glusterFS vs Ceph vs HDFS

Test Methods (HDFS vs Ceph vs GlusterFS)


테스트 방법

• # iozone -r 128k -i 0 -i 1 -i 2 -t 24 -s 10G

테스트 조건

• HDFS
- 20 datanodes, 1 namenode
• Ceph
- V0.61 : 3 Monitors nodes, 1 Metadata Server, 120 Object Storage Daemon(20 Nodes)
- V0.67 : 3 Monitors nodes, 1 Metadata Server, 95 Object Storage Daemon (19 Nodes)
• GlusterFS
- v3.3 : 21 nodes, v3.4 : 20 nodes

 출처 : http://iopscience.iop.org/1742-6596/513/4/042014/pdf/1742-6596_513_4_042014.pdf

Test Results (HDFS vs Ceph vs GlusterFS)

• Test results using iozone. MB/s

	HDFS		Ceph		GlusterFS
	24 Threads	36 Threads	v0.61	v0.67	v3.3	v3.4
Initial Write	239.72	N.A.	52.49	18.93	234.06	306.34
Re-Write	ERROR	ERROR	54.05	19.31	311.75	407.90
Random Write	ERROR	ERROR	ERROR	13.96	326.89	406.33
Read	155.18	195.65	95.38	53.40	621.08	688.06
Re-Read	151.33	207.43	102.04	57.29	662.92	711.46
Random Read	29.06	39.98	ERROR	5.13	242.75	284.00