nvme_flush(2)

nvme_flush(9) libnvme API manual nvme_flush(9)

NAME

nvme_flush - Send an nvme flush command

SYNOPSIS

int nvme_flush (int fd , __u32 nsid );

ARGUMENTS

fd
File descriptor of nvme device
nsid
Namespace identifier

DESCRIPTION

The Flush command requests that the contents of volatile write cache be made non-volatile.

RETURN

The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.

nvme_flush July 2026