libnvme(9)                        API Manual                        libnvme(9)

NAME
       struct nvme_rate_limiting_data - Rate Limiting Feature - Data Buffer
       (RLDB)

SYNOPSIS
       struct nvme_rate_limiting_data {
           __le16 rlc;
           __u8 rsvd2[5];
           __u8 bwsf;
           __le64 tbwv;
           __le64 wbwv;
           __le32 tiops;
           __le32 wiops;
           __u8 riopsr;
           __u8 wiopsr;
           __u8 rbwr;
           __u8 wbwr;
           __u8 rsvd36[476];
           __u8 vs[512];
        };


Members
       rlc         Rate Limits Control, see enum nvme_rate_limiting_rlc

       rsvd2       Reserved

       bwsf        Bandwidth Scale Factor, see enum
                   nvme_rate_limiting_bw_scale

       tbwv        Total Bandwidth Value

       wbwv        Write Bandwidth Value

       tiops       Total IOPS

       wiops       Write IOPS

       riopsr      Read IOPS Ratio portion of the Write to Read IOPS Ratio,
                   non-zero

       wiopsr      Write IOPS Ratio portion of the Write to Read IOPS Ratio,
                   non-zero

       rbwr        Read Bandwidth Ratio portion of the Write to Read Bandwidth
                   Ratio, non-zero

       wbwr        Write Bandwidth Ratio portion of the Write to Read
                   Bandwidth Ratio, non-zero

       rsvd36      Reserved

       vs          Vendor Specific

October 2026            struct nvme_rate_limiting_data              libnvme(9)