tapset::ioblock (3stap)

ioblock.request

Fires whenever making a generic block I/O request.

• See probe::ioblock.request(3stap) for details.

ioblock.end

Fires whenever a block I/O transfer is complete.

• See probe::ioblock.end(3stap) for details.

ioblock_trace.bounce

Fires whenever a buffer bounce is needed for at least one page of a block IO request.

• See probe::ioblock_trace.bounce(3stap) for details.

ioblock_trace.request

Fires just as a generic block I/O request is created for a bio.

• See probe::ioblock_trace.request(3stap) for details.

ioblock_trace.end

Fires whenever a block I/O transfer is complete.

• See probe::ioblock_trace.end(3stap) for details.

probe::ioblock.request(3stap),

probe::ioblock.end(3stap),

probe::ioblock_trace.bounce(3stap),

probe::ioblock_trace.request(3stap),

probe::ioblock_trace.end(3stap),

stap(1), stapprobes(3stap)