Performance

Last updated: 2021-01-15 16:19:58

    TencentDB for Tendis Hybrid Storage Edition

    • Instance specification: 64 GB Redis, 512 GB (SSD cloud disk) Tendis
    • Test parameters: redis-benchmark -d 128 -r 150000000 -c 600
    • Test results:
    Test Case Eviction Not Triggered
    (Writes)
    Eviction Triggered
    (Writes)
    Hot Data Reads
    (Eviction Not Triggered)
    Hot Data Reads
    (Eviction Triggered)(Cache Hit Rate 70%)
    Eviction Triggered When Memory Is Full
    (Writes)(-c 30)
    Hot and Cold Data Reads
    (Cache Hit Rate 52%))
    QPS 220,000 queries/sec 177,162 queries/sec 350,000 queries/sec 230,000 queries/sec 94,000 queries/sec 119,000 queries/sec
    redis_cpu 99% 99% 66% 99% 55% 64%
    tendis_cpu 99% 96% - 33% - -
    1-ms delay 62.08% 55.28% 99% 37.76% 99.86% 97.79%
    10-ms delay 97.99% 88.80% 99.99% 95.83% 100% 99.99%
    Average delay 2 ms 3.4 ms 0.9 ms 2 ms 0.16 ms -
    Delay in 99% test cases 11 ms 32 ms 1 ms 34 ms 1 ms 2 ms
    Maximum delay 20 ms - 5 ms 351 ms 13 ms 20 ms
    Maximum delay (write speed limit triggered) 1,915 ms 433 ms - - - -