### Wenet ASR cpu runtime benchmark

AliCould Instance: ecs.c7.16xlarge	64 vCPU	128 GiB	2.7 GHz/3.5 GHz	32 Gbps, Intel Xeon(Ice Lake) Platinum 8369B

Offline ASR

Num Concurrent Tasks: 256 (Best among 16, 32, 64, 128, 256, 512) 
|Model   | Aishell1 Test WER (%)  |  10 Hours Decoding Time (secs) |
|---|---|-------------------------------------|
|Aishell1_small_offline_fp32_ctc_prefix   | 4.62  |74.56 |
|Aishell1_small_offline_int8_ctc_prefix   | 4.79  |59.08 |
|Aishell1_small_offline_fp32_ctc_wfst   | 4.38  | 90.91|
|Aishell1_small_offline_int8_ctc_wfst   | 4.50  | 69.57 |
|WenetSpeech_large_offline_fp32_ctc_prefix   | 4.61  |181.77 |
|WenetSpeech_large_offline_int8_ctc_prefix   | 4.71  |125.57|

Streaming ASR

Num Concurrent Tasks: 256 (Best among 16, 32, 64, 128, 256, 512) 
|Model   | Aishell1 Test WER (%)  |  10 Hours Decoding Time (secs) |
|---|---|-------------------------------------|
|Aishell1_small_u2pp_fp32_ctc_prefix   | | 102.21 |
|Aishell1_small_u2pp_fp32_ctc_wfst   | | 106.67 |
|WenetSpeech_large_u2pp_fp32_ctc_prefix   | | 276.32 |