On Tue, Jan 28, 2020 at 2:03 PM <xiubli@xxxxxxxxxx> wrote: > > From: Xiubo Li <xiubli@xxxxxxxxxx> > > Changed in V2: > - add read/write/metadata latency metric support. > - add and send client provided metric flags in client metadata > - addressed the comments from Ilya and merged the 4/4 patch into 3/4. > - addressed all the other comments in v1 series. > > Changed in V3: > - addressed Jeff's comments and let's the callers do the metric > counting. > - with some small fixes for the read/write latency > - tested based on the latest testing branch > > Changed in V4: > - fix the lock issue > > Changed in V5: > - add r_end_stamp for the osdc request > - delete reset metric and move it to metric sysfs > - move ceph_osdc_{read,write}pages to ceph.ko > - use percpu counters instead for read/write/metadata latencies > > It will send the metrics to the MDSs every second if sending_metrics is enabled, disable as default. Hi Xiubo, What is this series based on? "[PATCH v5 01/10] ceph: add caps perf metric for each session" changes metric_show() in fs/ceph/debugfs.c, but there is no such function upstream or in the testing branch. Thanks, Ilya