On Thu, 2021-08-05 at 12:28 +0900, Shin'ichiro Kawasaki wrote: > Trim workload is currently not supported for zonemode=zbd. This patch > series > enables it by resetting zones for trim I/Os. This allows fio to measure > performance of zoned block devices using more realistic workloads which > mixes > write and trim. > > The first patch prepares for trim support by modifying the helper > function > zbd_find_zone(). The second patch adds zone reset for trim. The third > patch > enables trim workload for libzbc I/O engine. The fourth patch adds a > test > case that exercises trim operation with zonemode=zbd. The fourth patch updates the HOWTO file to describe the added functionality. The fifth patch adds a test case that exercises trim operation with zonemode=zbd. > > Changes from v1: > * Separated HOWTO/man changes from 2nd patch as 4th patch > * Reflected various comments on the list > > Shin'ichiro Kawasaki (5): > zbd: Add min_bytes argument to zbd_find_zone() > zbd: Support zone reset by trim > engines/libzbc: Enable trim for libzbc I/O engine > HOWTO/man: Describe trim support by zone reset for zoned devices > t/zbd: Add test #58 to test zone reset by trim workload > > HOWTO | 9 +++++ > engines/libzbc.c | 13 ++++--- > fio.1 | 4 +- > io_u.c | 9 +++++ > t/zbd/test-zbd-support | 26 +++++++++++++ > zbd.c | 85 +++++++++++++++++++++++++++++++++++------- > zbd.h | 2 + > 7 files changed, 127 insertions(+), 21 deletions(-) > This series looks good to me. The suggested wording changes in the commit message and and in patch 4 are nits. Reviewed-by: Dmitry Fomichev <dmitry.fomichev@xxxxxxx>
