From 7f568fa1dda080fe106d5a0070e8ee1fcb364d8c Mon Sep 17 00:00:00 2001 From: Sage Weil Date: Wed, 17 Aug 2016 12:35:12 -0400 Subject: [PATCH] os/bluestore/BlueFS: do direct io by default (not buffered) Somnath is doing this in his testing with good results. Signed-off-by: Sage Weil --- src/common/config_opts.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/common/config_opts.h b/src/common/config_opts.h index f2a50165fcb93..0d54ca63773b3 100644 --- a/src/common/config_opts.h +++ b/src/common/config_opts.h @@ -942,7 +942,7 @@ OPTION(bluestore_bluefs_min_ratio, OPT_FLOAT, .02) // min fs free / total free OPTION(bluestore_bluefs_max_ratio, OPT_FLOAT, .90) // max fs free / total free OPTION(bluestore_bluefs_gift_ratio, OPT_FLOAT, .02) // how much to add at a time OPTION(bluestore_bluefs_reclaim_ratio, OPT_FLOAT, .20) // how much to reclaim at a time -OPTION(bluestore_bluefs_buffered_io, OPT_BOOL, true) +OPTION(bluestore_bluefs_buffered_io, OPT_BOOL, false) // If you want to use spdk driver, you need to specify NVMe serial number here // with "spdk:" prefix. // Users can use 'lspci -vvv -d 8086:0953 | grep "Device Serial Number"' to -- 2.39.5