内存频率对于性能的影响（2400/3000）

测试机器配置：

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CPU model            : AMD Ryzen 9 3900X 12-Core Processor
Number of cores      : 8
CPU frequency        : 3792.878 MHz
Total size of Disk   : 1112.8 GB (232.3 GB Used)
MiB Mem              :  16012.9 total,  13170.2 free,   1234.7 used,   1607.9 buff/cache
MiB Swap             :   2048.0 total,   2048.0 free,      0.0 used.  14394.3 avail Mem 
System uptime        : 0 days, 0 hour 6 min
Load average         : 0.06, 0.23, 0.15
OS                   : Ubuntu 20.04 LTS
Arch                 : x86_64 (64 Bit)
Kernel               : 5.4.0-37-generic
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I/O speed(1st run)   : 295 MB/s
I/O speed(2nd run)   : 730 MB/s
I/O speed(3rd run)   : 803 MB/s
Average I/O speed    : 609.3 MB/s
----------------------------------------------------------------------

redis benchmark 结果

**2400 **

PING_INLINE: 187617.27 requests per second
PING_BULK: 162337.66 requests per second
SET: 199600.80 requests per second
GET: 166944.92 requests per second
INCR: 181818.17 requests per second
LPUSH: 186915.88 requests per second
RPUSH: 190476.20 requests per second
LPOP: 199203.20 requests per second
RPOP: 195694.72 requests per second
SADD: 171526.58 requests per second
HSET: 194174.77 requests per second
SPOP: 167785.23 requests per second
LPUSH (needed to benchmark LRANGE): 183486.23 requests per second
LRANGE_100 (first 100 elements): 92336.11 requests per second
LRANGE_300 (first 300 elements): 45187.53 requests per second
LRANGE_500 (first 450 elements): 32010.24 requests per second
LRANGE_600 (first 600 elements): 25680.53 requests per second
MSET (10 keys): 115740.73 requests per second

3000

PING_INLINE: 211864.41 requests per second
PING_BULK: 210084.03 requests per second
SET: 204081.62 requests per second
GET: 210084.03 requests per second
INCR: 235294.11 requests per second
LPUSH: 228310.50 requests per second
RPUSH: 241545.89 requests per second
LPOP: 245700.25 requests per second
RPOP: 246913.58 requests per second
SADD: 207468.88 requests per second
HSET: 189035.92 requests per second
SPOP: 176991.16 requests per second
LPUSH (needed to benchmark LRANGE): 225225.22 requests per second
LRANGE_100 (first 100 elements): 95419.85 requests per second
LRANGE_300 (first 300 elements): 47505.94 requests per second
LRANGE_500 (first 450 elements): 33311.12 requests per second
LRANGE_600 (first 600 elements): 26560.42 requests per second
MSET (10 keys): 125156.45 requests per second