Messages in this thread | | | Date | Wed, 13 Oct 2021 14:40:17 +0200 | From | Greg KH <> | Subject | Re: [PATCH 2/5] dyndbg: refine verbosity 1-4 summary-detail |
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On Tue, Oct 12, 2021 at 12:33:07PM -0600, Jim Cromie wrote: > adjust current v*pr_info() calls to fit an overview..detail scheme: > > -1 module level activity: add/remove, etc > -2 command ingest, splitting, summary of effects. > per >control write > -3 command parsing, 6 vpr-infos changed to this. > -4 per-site change - was v2, too noisy there. > can yield 3k logs per command. > > -2 is new, to isolate a problem where a stress-test script (which > feeds large multi-command strings) would produce short writes, > truncating last command and causing parsing errors, which confused > test results. The 1st fix was to use syswrite in the script, to > deliver full proper commands. > > -4 gets per-callsite "changed:" pr-infos, which are very noisy during > stress tests, and formerly obscured v1-3 messages, and dominated the > static-key workload being tested. > > The verbose parameter has previously seen adjustment: > commit 481c0e33f1e7 ("dyndbg: refine debug verbosity; 1 is basic, 2 more chatty") > > Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Where is this being documented? How do we know what these different "levels" mean?
thanks,
greg k-h
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