來源 https://flings.vmware.com/ioblazer
使用方法
root@pve:/rpool/data/ioblazer-1.01# ./ioblazer-linux-x64 -d /rpool/data/ -f 10000 -t 60 -F IOBlazer, the ultimate IO benchmark :D Test parameters: Test duration = 60 s Worker threads = 1 File/Device path(s) = /rpool/data/, File/Device size = 10000 MB Buffer size = 1 MB IO Alignment = 512 B IO access pattern = r IO size (Avg) = 8192 B IO size pattern = f Burst size (OIOs, Avg) = 32 Burst size pattern = f Inter-burst time (Avg) = 0 us Inter-burst time pattern = f Read ratio = 1.0 Latency threshold = 5000 ms Buffered IO = 0 Checksum = 0 Raw Device Access = 0 Fill file = 1 Trace file = Running test for 60 seconds... Test complete. Test duration = 60.006 s Total IOs = 1778432 Total Bytes = 14568914944 IOPS = 29638 Byte/s = 242790970 (231.5 MB/s) Average latency = 555.292 us Max Latency = 3065 us Long IOs = 0 root@pve:/rpool/data/ioblazer-1.01#