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X-Received-From: 2607:f8b0:4864:20::643 Subject: [Qemu-devel] [PATCH v3 1/3] migration: add qemu_file_update_transfer interface X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richardw.yang@linux.intel.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Ivan Ren Add qemu_file_update_transfer for just update bytes_xfer for speed limitation. This will be used for further migration feature such as multifd migration. Signed-off-by: Ivan Ren Reviewed-by: Wei Yang =20 Reviewed-by: Juan Quintela --- migration/qemu-file.c | 5 +++++ migration/qemu-file.h | 1 + 2 files changed, 6 insertions(+) diff --git a/migration/qemu-file.c b/migration/qemu-file.c index 0431585502..18f480529a 100644 --- a/migration/qemu-file.c +++ b/migration/qemu-file.c @@ -615,6 +615,11 @@ void qemu_file_reset_rate_limit(QEMUFile *f) f->bytes_xfer =3D 0; } =20 +void qemu_file_update_transfer(QEMUFile *f, int64_t len) +{ + f->bytes_xfer +=3D len; +} + void qemu_put_be16(QEMUFile *f, unsigned int v) { qemu_put_byte(f, v >> 8); diff --git a/migration/qemu-file.h b/migration/qemu-file.h index 13baf896bd..5de9fa2e96 100644 --- a/migration/qemu-file.h +++ b/migration/qemu-file.h @@ -147,6 +147,7 @@ int qemu_peek_byte(QEMUFile *f, int offset); void qemu_file_skip(QEMUFile *f, int size); void qemu_update_position(QEMUFile *f, size_t size); void qemu_file_reset_rate_limit(QEMUFile *f); +void qemu_file_update_transfer(QEMUFile *f, int64_t len); 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Mon, 29 Jul 2019 22:33:50 -0700 (PDT) From: Ivan Ren X-Google-Original-From: Ivan Ren To: quintela@redhat.com, dgilbert@redhat.com Date: Tue, 30 Jul 2019 13:33:35 +0800 Message-Id: <1564464816-21804-3-git-send-email-ivanren@tencent.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1564464816-21804-1-git-send-email-ivanren@tencent.com> References: <1564464816-21804-1-git-send-email-ivanren@tencent.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::643 Subject: [Qemu-devel] [PATCH v3 2/3] migration: add speed limit for multifd migration X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richardw.yang@linux.intel.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Ivan Ren Limit the speed of multifd migration through common speed limitation qemu file. Signed-off-by: Ivan Ren Reviewed-by: Juan Quintela Reviewed-by: Wei Yang --- migration/ram.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/migration/ram.c b/migration/ram.c index 889148dd84..88ddd2bbe2 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -922,7 +922,7 @@ struct { * false. */ =20 -static int multifd_send_pages(void) +static int multifd_send_pages(RAMState *rs) { int i; static int next_channel; @@ -954,6 +954,7 @@ static int multifd_send_pages(void) multifd_send_state->pages =3D p->pages; p->pages =3D pages; transferred =3D ((uint64_t) pages->used) * TARGET_PAGE_SIZE + p->packe= t_len; + qemu_file_update_transfer(rs->f, transferred); ram_counters.multifd_bytes +=3D transferred; ram_counters.transferred +=3D transferred;; qemu_mutex_unlock(&p->mutex); @@ -962,7 +963,7 @@ static int multifd_send_pages(void) return 1; } =20 -static int multifd_queue_page(RAMBlock *block, ram_addr_t offset) +static int multifd_queue_page(RAMState *rs, RAMBlock *block, ram_addr_t of= fset) { MultiFDPages_t *pages =3D multifd_send_state->pages; =20 @@ -981,12 +982,12 @@ static int multifd_queue_page(RAMBlock *block, ram_ad= dr_t offset) } } =20 - if (multifd_send_pages() < 0) { + if (multifd_send_pages(rs) < 0) { return -1; } =20 if (pages->block !=3D block) { - return multifd_queue_page(block, offset); + return multifd_queue_page(rs, block, offset); } =20 return 1; @@ -1054,7 +1055,7 @@ void multifd_save_cleanup(void) multifd_send_state =3D NULL; } =20 -static void multifd_send_sync_main(void) +static void multifd_send_sync_main(RAMState *rs) { int i; =20 @@ -1062,7 +1063,7 @@ static void multifd_send_sync_main(void) return; } if (multifd_send_state->pages->used) { - if (multifd_send_pages() < 0) { + if (multifd_send_pages(rs) < 0) { error_report("%s: multifd_send_pages fail", __func__); return; } @@ -1083,6 +1084,7 @@ static void multifd_send_sync_main(void) p->packet_num =3D multifd_send_state->packet_num++; p->flags |=3D MULTIFD_FLAG_SYNC; p->pending_job++; + qemu_file_update_transfer(rs->f, p->packet_len); qemu_mutex_unlock(&p->mutex); qemu_sem_post(&p->sem); } @@ -2079,7 +2081,7 @@ static int ram_save_page(RAMState *rs, PageSearchStat= us *pss, bool last_stage) static int ram_save_multifd_page(RAMState *rs, RAMBlock *block, ram_addr_t offset) { - if (multifd_queue_page(block, offset) < 0) { + if (multifd_queue_page(rs, block, offset) < 0) { return -1; } ram_counters.normal++; @@ -3482,7 +3484,7 @@ static int ram_save_setup(QEMUFile *f, void *opaque) ram_control_before_iterate(f, RAM_CONTROL_SETUP); ram_control_after_iterate(f, RAM_CONTROL_SETUP); =20 - multifd_send_sync_main(); + multifd_send_sync_main(*rsp); qemu_put_be64(f, RAM_SAVE_FLAG_EOS); qemu_fflush(f); =20 @@ -3570,7 +3572,7 @@ static int ram_save_iterate(QEMUFile *f, void *opaque) ram_control_after_iterate(f, RAM_CONTROL_ROUND); =20 out: - multifd_send_sync_main(); + multifd_send_sync_main(rs); qemu_put_be64(f, RAM_SAVE_FLAG_EOS); qemu_fflush(f); ram_counters.transferred +=3D 8; @@ -3629,7 +3631,7 @@ static int ram_save_complete(QEMUFile *f, void *opaqu= e) =20 rcu_read_unlock(); =20 - multifd_send_sync_main(); + multifd_send_sync_main(rs); qemu_put_be64(f, RAM_SAVE_FLAG_EOS); qemu_fflush(f); =20 --=20 2.17.2 (Apple Git-113) From nobody Fri May 3 16:53:45 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1564464928; cv=none; d=zoho.com; s=zohoarc; b=f3TuoH6w3q5E//wJ61wn6sZhidwVfvO9QgtMYRx4YTIGx7elI4MqtYM9iWP/fXKhJGFEQBm3vCLb7sigM40DSJWNN3pQ0y63nC/ITat828x96iLwngcQBV7lfA/fT5xLrgCJ3PWAr2h7xx/zV9IJAmm0Iba2lXtcGXvKgM3rhZo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; 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Mon, 29 Jul 2019 22:33:51 -0700 (PDT) From: Ivan Ren X-Google-Original-From: Ivan Ren To: quintela@redhat.com, dgilbert@redhat.com Date: Tue, 30 Jul 2019 13:33:36 +0800 Message-Id: <1564464816-21804-4-git-send-email-ivanren@tencent.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1564464816-21804-1-git-send-email-ivanren@tencent.com> References: <1564464816-21804-1-git-send-email-ivanren@tencent.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::42d Subject: [Qemu-devel] [PATCH v3 3/3] migration: update ram_counters for multifd sync packet X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richardw.yang@linux.intel.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Ivan Ren Multifd sync will send MULTIFD_FLAG_SYNC flag info to destination, add these bytes to ram_counters record. Signed-off-by: Ivan Ren Suggested-by: Wei Yang Reviewed-by: Juan Quintela --- migration/ram.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/migration/ram.c b/migration/ram.c index 88ddd2bbe2..20b6eebb7c 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -1085,6 +1085,8 @@ static void multifd_send_sync_main(RAMState *rs) p->flags |=3D MULTIFD_FLAG_SYNC; p->pending_job++; qemu_file_update_transfer(rs->f, p->packet_len); + ram_counters.multifd_bytes +=3D p->packet_len; + ram_counters.transferred +=3D p->packet_len; qemu_mutex_unlock(&p->mutex); qemu_sem_post(&p->sem); } --=20 2.17.2 (Apple Git-113)