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| author |   Trond Myklebust <trond.myklebust@primarydata.com> | 2015-06-23 19:51:59 +0800 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-06-24 10:53:10 -0400 |
| commit | abcb7bfc9fdecd1550b98a5e13d40bfba6c0649b (patch) | |
| tree | dd654d03298b6c51fabb6d3cba42ff608512ab55 /fs/nfs/flexfilelayout/flexfilelayout.h | |
| parent | pNFS/flexfiles: Remove unused struct members user_name, group_name (diff) | |
| download | linux-dev-abcb7bfc9fdecd1550b98a5e13d40bfba6c0649b.tar.xz linux-dev-abcb7bfc9fdecd1550b98a5e13d40bfba6c0649b.zip | |
pNFS/flexfiles: add layoutstats tracking
Reviewed-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayout.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.h b/fs/nfs/flexfilelayout/flexfilelayout.h index 275e4b735247..f7493f7cf13c 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.h +++ b/fs/nfs/flexfilelayout/flexfilelayout.h @@ -41,6 +41,26 @@ struct nfs4_ff_layout_ds_err { struct nfs4_deviceid deviceid; }; +struct nfs4_ff_io_stat { + __u64 ops_requested; + __u64 bytes_requested; + __u64 ops_completed; + __u64 bytes_completed; + __u64 bytes_not_delivered; + ktime_t total_busy_time; + ktime_t aggregate_completion_time; +}; + +struct nfs4_ff_busy_timer { + ktime_t start_time; + atomic_t n_ops; +}; + +struct nfs4_ff_layoutstat { + struct nfs4_ff_io_stat io_stat; + struct nfs4_ff_busy_timer busy_timer; +}; + struct nfs4_ff_layout_mirror { u32 ds_count; u32 efficiency; @@ -52,6 +72,8 @@ struct nfs4_ff_layout_mirror { u32 gid; struct rpc_cred *cred; spinlock_t lock; + struct nfs4_ff_layoutstat read_stat; + struct nfs4_ff_layoutstat write_stat; }; struct nfs4_ff_layout_segment { |