From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:41866) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TvVqW-00054x-FR for qemu-devel@nongnu.org; Wed, 16 Jan 2013 11:28:20 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TvVqM-0007Sz-Gw for qemu-devel@nongnu.org; Wed, 16 Jan 2013 11:28:12 -0500 Received: from nodalink.pck.nerim.net ([62.212.105.220]:43338 helo=paradis.irqsave.net) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TvVqM-0007Sl-9H for qemu-devel@nongnu.org; Wed, 16 Jan 2013 11:28:02 -0500 From: =?UTF-8?q?Beno=C3=AEt=20Canet?= Date: Wed, 16 Jan 2013 17:24:55 +0100 Message-Id: <1358353508-5369-2-git-send-email-benoit@irqsave.net> In-Reply-To: <1358353508-5369-1-git-send-email-benoit@irqsave.net> References: <1358353508-5369-1-git-send-email-benoit@irqsave.net> Subject: [Qemu-devel] [RFC V1 01/14] qcow2: Add deduplication metrics structures. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, pbonzini@redhat.com, =?UTF-8?q?Beno=C3=AEt=20Canet?= , stefanha@redhat.com --- block/qcow2.h | 3 ++- include/block/block.h | 11 +++++++++++ 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/block/qcow2.h b/block/qcow2.h index 29267a9..0729ff2 100644 --- a/block/qcow2.h +++ b/block/qcow2.h @@ -237,9 +237,10 @@ typedef struct BDRVQcowState { int32_t dedup_table_size; GTree *dedup_tree_by_hash; GTree *dedup_tree_by_sect; + CoMutex dedup_lock; + BlockDeduplicationMetrics dedup_metrics; CoMutex lock; - CoMutex dedup_lock; uint32_t crypt_method; /* current crypt method, 0 if no key yet */ uint32_t crypt_method_header; diff --git a/include/block/block.h b/include/block/block.h index b81d200..16e1cf1 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -12,6 +12,17 @@ typedef struct BlockDriver BlockDriver; typedef struct BlockJob BlockJob; +typedef struct { + uint64_t deduplicated_clusters; + uint64_t non_deduplicated_clusters; + uint64_t missing_data_reads; /* reads used to complete partials clusters */ + uint64_t ram_hash_creations; /* RAM based lookup */ + uint64_t ram_hash_deletions; /* RAM based lookup */ + uint64_t ram_usage; /* RAM usage in bytes */ + uint64_t deleted_clusters; /* number of deleted clusters */ + uint64_t refcount_overflows; /* number of refcount overflows */ +} BlockDeduplicationMetrics; + typedef struct BlockDriverInfo { /* in bytes, 0 if irrelevant */ int cluster_size; -- 1.7.10.4