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(parent: e671edb) | patch
sunrpc: Add static trace point to report RPC latency stats
authorChuck Lever <chuck.lever@oracle.com>
Fri, 16 Mar 2018 14:33:49 +0000 (10:33 -0400)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Tue, 10 Apr 2018 20:06:22 +0000 (16:06 -0400)
commit40bf7eb304b5659991ed932c0cd5bee6a7c88f4f
tree3a7bb4c0e9f59778d335c8f5e1c0edfa25e23e20tree | snapshot
parente671edb9428c8a61662aaf8c39f5edced7cc45c7commit | diff
sunrpc: Add static trace point to report RPC latency stats

Introduce a low-overhead mechanism to report information about
latencies of individual RPCs. The goal is to enable user space to
filter the trace record for latency outliers, or build histograms,
etc.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
include/trace/events/sunrpc.h diff | blob | blame | history
net/sunrpc/stats.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)