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| author | John Högberg <[email protected]> | 2017-05-18 23:05:02 +0200 |
|---|---|---|
| committer | John Högberg <[email protected]> | 2017-05-18 23:05:02 +0200 |
| commit | 9f0e2acbdc7105f02a8cac2aa11cf9259dca34ae (patch) | |
| tree | 492c84a8c7d3633de1cd6982d634fb880a9b78d4 /lib/tools | |
| parent | 05dce0f330c83278cb134c7235a5353ce4116307 (diff) | |
| download | otp-9f0e2acbdc7105f02a8cac2aa11cf9259dca34ae.tar.gz otp-9f0e2acbdc7105f02a8cac2aa11cf9259dca34ae.tar.bz2 otp-9f0e2acbdc7105f02a8cac2aa11cf9259dca34ae.zip | |
Make lock counter info independent of the locks being counted
This allows us to enable/disable lock counting at will, and greatly improves
the performance of erts_debug:lock_counters/1 since we no longer have to
worry about the lock counters "dying" while we're enumerating them.
OTP-14412
Diffstat (limited to 'lib/tools')
| -rw-r--r-- | lib/tools/doc/src/lcnt.xml | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/lib/tools/doc/src/lcnt.xml b/lib/tools/doc/src/lcnt.xml index 6e66a957ab..590049e681 100644 --- a/lib/tools/doc/src/lcnt.xml +++ b/lib/tools/doc/src/lcnt.xml @@ -109,14 +109,6 @@ statistics. If the server held any lock statistics data before the collect then that data is lost. </p> - <note> - <p> - When collection occurs the runtime system transitions to a single thread, - blocking all other threads. No other tasks will be scheduled during this - operation. Depending on the size of the data this might take a long time - (several seconds) and cause timeouts in the system. - </p> - </note> </desc> </func> |