buffer log item dirty tracking patches merged so removed from series The iclog so that multiple independent writes to an iclog doesn't clear flags ensure callers only add iclog flush/fua flags appropriately before releasing ensure that setting/clearing XLOG_ICL_NEED_FLUSH is atomic (i.e. trimmed superflous comments about not requiring REQ_PREFLUSH for iclog IO fixed completion logic for async cache flush propagate changes through patches to fix conflicts due to dependent changes. fix whitespace in xlog_cil_free_logvec() (patch 35) Patch 33 as patch 35 addresses these issues. removed unnecessary commentary about CIL ordering issues from commit msg in added space_reserved to CIL pcp structure (patch 31) add comment to xlog_cil_pcp_aggregate() (patch 30) added space_used to CIL pcp structure (patch 30) removed unused space_used/curr_res from CIL pcp structure (patch 29) removed unnecessary update of num_iovecs (patch 20) Headline numbers are an increase in transaction rate fromħ00k commits/s to 1.7M commits/s, and a reduction in fua/flush operations byĢ-3 orders of magnitude on metadata heavy workloads that don't use fsync. Performance improvements are largely documented in the change logs of the Patch remaining without at least one RVB tag is patch 30.
Version 4 was posted version contains the changes Darrick requested during review. This is an update of the consolidated log scalability patchset I've been working
` (39 more replies) 0 siblings, 40 replies 56+ messages in thread 5:22 ` xfs: log stripe roundoff is a property of the log Dave Chinner Xfs: CIL and log optimisations archive mirror help / color / mirror / Atom feed * xfs: CIL and log optimisations 5:22 Dave Chinner
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