dfsbench is a distributed file system performance and stress test package.
1."dfsbench" is BenchMark Interface. It use to do file system performance and stress test,which include "ffsb bonnie++ iozone dbench postmark tiobench" etc. Usage :dfsbench #(except rwtest) Type "dfsbench -h" or "dfsbench --help" to list help info. For instance : "./dfsbench testall /mnt/ceph" "./dfsbench iozone /mnt/ceph" "./dfsbench rwtest" "./dfsbench -h"
2.Options:
2.1
testall : ffsb dbench iozone postmark tiobench test ffsb : file system perfmance tester bonnie : R/W perfmance and stress tester iozone : R/W perfmance and stress tester dbench : file server perfmance tester postmark : create/delete folder perfmance tester tiobench : thread i/o tester fsstress : file system mds stress test tool blogbench: file system performance test tool rwtest : data compare(cmp) test tool fdtree : mds data test tool --help : list help page -h : list help page
2.2
is the folder that you want to do test.
- MIN_FILE_SIZE MAX_FILE_SIZE
MIN_FILE_SIZE use only for iozone ,MAX_FILE_SIZE is the test file image size ,to get the normal test result data,need set it to
2 * amount of host memory size.As default ,MAX_FILE_SIZE is set to "4096" MB at "tsbm" script,you can modify it with host memory size.