The commit is pushed to "branch-rh7-3.10.0-957.10.1.vz7.94.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git after rh7-3.10.0-957.10.1.vz7.94.13 ------> commit b57aff4506dc303bbcfac256885f8af7bee47dec Author: Pavel Butsykin <pbutsy...@virtuozzo.com> Date: Mon Apr 15 15:55:13 2019 +0300
fs/fuse kio: export io_locality We will need this option for performance analysis. Signed-off-by: Pavel Butsykin <pbutsy...@virtuozzo.com> ===================== Patchset description: KIO performance fixes This patch-set aims to fix the performance issue with single-thread sequential async reads. https://pmc.acronis.com/browse/VSTOR-11050 Acked-by: Alexey Kuznetsov <kuz...@virtuozzo.com> Pavel Butsykin (4): fs/fuse kio: fix a typo in worth_to_grow() fs/fuse kio: relax congestion avoidance limits (backport from usermode) fs/fuse kio: add missed sock write in pcs_sock_sendmsg() fs/fuse kio: export io_locality --- fs/fuse/kio/pcs/pcs_cluster_core.c | 1 - fs/fuse/kio/pcs/pcs_map.c | 7 ++++++- fs/fuse/kio/pcs/pcs_req.h | 1 - 3 files changed, 6 insertions(+), 3 deletions(-) diff --git a/fs/fuse/kio/pcs/pcs_cluster_core.c b/fs/fuse/kio/pcs/pcs_cluster_core.c index d1379c99ac6a..053325f94de9 100644 --- a/fs/fuse/kio/pcs/pcs_cluster_core.c +++ b/fs/fuse/kio/pcs/pcs_cluster_core.c @@ -159,7 +159,6 @@ int pcs_cc_init(struct pcs_cluster_core *cc, struct workqueue_struct *wq, cc->cfg.curr = cc->cfg.def; cc->cfg.sn = PCS_CONFIG_SEQ_ANY; - cc->io_locality = 0; cc->io_tweaks = 0; cc->netlat_cutoff = PCS_MAX_NETWORK_LATENCY*1000; cc->iolat_cutoff = PCS_MAX_IO_LATENCY*1000; diff --git a/fs/fuse/kio/pcs/pcs_map.c b/fs/fuse/kio/pcs/pcs_map.c index 26b70df26b05..0d50250e6496 100644 --- a/fs/fuse/kio/pcs/pcs_map.c +++ b/fs/fuse/kio/pcs/pcs_map.c @@ -5,6 +5,7 @@ #include <linux/rbtree.h> #include <linux/highmem.h> #include <linux/log2.h> +#include <linux/module.h> #include "pcs_types.h" #include "pcs_sock_io.h" @@ -30,6 +31,10 @@ struct kmem_cache *pcs_map_cachep; +unsigned int cs_io_locality = 0; +module_param(cs_io_locality, uint, 0644); +MODULE_PARM_DESC(cs_io_locality, "CS IO locality"); + static struct pcs_cs_list *cs_link_to_cs_list(struct pcs_cs_link *csl) { struct pcs_cs_record *cs_rec; @@ -1705,7 +1710,7 @@ static int get_io_locality(struct pcs_cluster_core *cc) { int io_locality; - io_locality = cc->io_locality; + io_locality = cs_io_locality; if (io_locality == 0) io_locality = cc->cfg.curr.io_locality; diff --git a/fs/fuse/kio/pcs/pcs_req.h b/fs/fuse/kio/pcs/pcs_req.h index e668e55f0b71..604402de173d 100644 --- a/fs/fuse/kio/pcs/pcs_req.h +++ b/fs/fuse/kio/pcs/pcs_req.h @@ -215,7 +215,6 @@ struct pcs_cluster_core int in_progress; } cfg; - int io_locality; int io_tweaks; int iolat_cutoff; int netlat_cutoff; _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel