From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47092) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fs1kg-0003sB-Hi for qemu-devel@nongnu.org; Tue, 21 Aug 2018 04:10:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fs1kd-0004VJ-3A for qemu-devel@nongnu.org; Tue, 21 Aug 2018 04:10:58 -0400 Received: from mail-pl0-x229.google.com ([2607:f8b0:400e:c01::229]:33073) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fs1kW-0004K3-Uu for qemu-devel@nongnu.org; Tue, 21 Aug 2018 04:10:50 -0400 Received: by mail-pl0-x229.google.com with SMTP id b90-v6so8441016plb.0 for ; Tue, 21 Aug 2018 01:10:43 -0700 (PDT) From: guangrong.xiao@gmail.com Date: Tue, 21 Aug 2018 16:10:19 +0800 Message-Id: <20180821081029.26121-1-xiaoguangrong@tencent.com> Subject: [Qemu-devel] [PATCH v4 00/10] migration: compression optimization List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: pbonzini@redhat.com, mst@redhat.com, mtosatti@redhat.com Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, dgilbert@redhat.com, peterx@redhat.com, wei.w.wang@intel.com, jiang.biao2@zte.com.cn, eblake@redhat.com, Xiao Guangrong From: Xiao Guangrong Changelog in v4: These changes are based on the suggestion from Peter Eric. 1) improve qapi's grammar 2) move calling flush_compressed_data to migration_bitmap_sync() 3) rename 'handle_pages' to 'target_page_count' Note: there is still no clear way to fix handling the error condition returned by ram_find_and_save_block(), i moved the patch to the end of this series, hope it's good to help to merge this patchset Xiao Guangrong (10): migration: do not wait for free thread migration: fix counting normal page for compression migration: introduce save_zero_page_to_file migration: drop the return value of do_compress_ram_page migration: move handle of zero page to the thread migration: hold the lock only if it is really needed migration: do not flush_compressed_data at the end of each iteration migration: fix calculating xbzrle_counters.cache_miss_rate migration: show the statistics of compression migration: handle the error condition properly hmp.c | 21 ++++ include/qemu/queue.h | 1 + migration/migration.c | 33 +++++ migration/migration.h | 1 + migration/ram.c | 329 +++++++++++++++++++++++++++++++++++--------------- migration/ram.h | 1 + qapi/migration.json | 53 +++++++- 7 files changed, 333 insertions(+), 106 deletions(-) -- 2.14.4