Message ID | 20200325134639.16337-1-vsementsov@virtuozzo.com |
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Headers | show
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Received: from AM7PR08MB5494.eurprd08.prod.outlook.com (10.141.175.15) by AM7PR08MB5480.eurprd08.prod.outlook.com (10.141.175.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2835.23; Wed, 25 Mar 2020 13:47:09 +0000 Received: from AM7PR08MB5494.eurprd08.prod.outlook.com ([fe80::9057:6f5a:378c:7533]) by AM7PR08MB5494.eurprd08.prod.outlook.com ([fe80::9057:6f5a:378c:7533%6]) with mapi id 15.20.2835.023; Wed, 25 Mar 2020 13:47:09 +0000 From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> To: qemu-block@nongnu.org Subject: [PATCH v2 0/6] block-copy: use aio-task-pool Date: Wed, 25 Mar 2020 16:46:33 +0300 Message-ID: <20200325134639.16337-1-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.21.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain X-ClientProxiedBy: AM0PR02CA0085.eurprd02.prod.outlook.com (2603:10a6:208:154::26) To AM7PR08MB5494.eurprd08.prod.outlook.com (2603:10a6:20b:dc::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (185.215.60.35) by AM0PR02CA0085.eurprd02.prod.outlook.com (2603:10a6:208:154::26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2835.18 via Frontend Transport; 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Series |
block-copy: use aio-task-pool
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expand
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ping :) 25.03.2020 16:46, Vladimir Sementsov-Ogievskiy wrote: > Hi all! > > This is the next step of improving block-copy: use aio task pool. > > Async copying loop has better performance than linear, which is shown > in original series (was > "[RFC 00/24] backup performance: block_status + async", so this is > called v2) > > Vladimir Sementsov-Ogievskiy (6): > block/block-copy: rename in-flight requests to tasks > block/block-copy: alloc task on each iteration > block/block-copy: add state pointer to BlockCopyTask > block/block-copy: move task size initial calculation to _task_create > block/block-copy: move block_copy_task_create down > block/block-copy: use aio-task-pool API > > block/block-copy.c | 250 ++++++++++++++++++++++++++++++--------------- > 1 file changed, 168 insertions(+), 82 deletions(-) >