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| author | Rickard Green <[email protected]> | 2017-01-17 12:39:55 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2017-01-17 12:39:55 +0100 |
| commit | 8e77d78810c2b77a81e261234b351d30e374d629 (patch) | |
| tree | db5c8dc37898b5c8e8bcd9d91b1c1e35ca3ff4dc /erts/configure.in | |
| parent | 894cceaa2191bbb59474c1a1bfc657493c5ea79e (diff) | |
| parent | 0d20adbfbb0918c8d6bfc629e9e4ff89d2ef1a64 (diff) | |
| download | otp-8e77d78810c2b77a81e261234b351d30e374d629.tar.gz otp-8e77d78810c2b77a81e261234b351d30e374d629.tar.bz2 otp-8e77d78810c2b77a81e261234b351d30e374d629.zip | |
Merge branch 'rickard/ds-features-20'
OTP-14152
* rickard/ds-features-20:
Remove experimental disclaimer on dirty schedulers
Scheduler wall time support for dirty schedulers
Always return info from system_info(dirty_[cpu|io]_schedulers*)
Improve etp-commands
Switch between scheduler types when multi-scheduling is blocked
Perform potentially long GC on dirty schedulers if available
Return and exception trace for nif-export scheduled BIFs
Optimize handling of BIF errors
Support for dirty BIFs
Reduction counting on non-tail return
Diffstat (limited to 'erts/configure.in')
| -rw-r--r-- | erts/configure.in | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/erts/configure.in b/erts/configure.in index 2018e19b76..e1233cee59 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -139,6 +139,13 @@ AS_HELP_STRING([--enable-dirty-schedulers], [enable dirty scheduler support]), *) enable_dirty_schedulers=yes ;; esac ], enable_dirty_schedulers=default) +AC_ARG_ENABLE(dirty-schedulers-test, +AS_HELP_STRING([--enable-dirty-schedulers-test], [enable dirty scheduler test (for debugging purposes)]), +[ case "$enableval" in + yes) enable_dirty_schedulers_test=yes ;; + *) enable_dirty_schedulers_test=no ;; + esac ], enable_dirty_schedulers_test=no) + AC_ARG_ENABLE(smp-support, AS_HELP_STRING([--enable-smp-support], [enable smp support]) AS_HELP_STRING([--disable-smp-support], [disable smp support]), @@ -1050,6 +1057,22 @@ esac AC_MSG_RESULT($DIRTY_SCHEDULER_SUPPORT) AC_SUBST(DIRTY_SCHEDULER_SUPPORT) +DIRTY_SCHEDULER_TEST=$enable_dirty_schedulers_test +test $DIRTY_SCHEDULER_SUPPORT = yes || DIRTY_SCHEDULER_TEST=no +AC_SUBST(DIRTY_SCHEDULER_TEST) +test $DIRTY_SCHEDULER_TEST != yes || { + test -f "$ERL_TOP/erts/CONF_INFO" || echo "" > "$ERL_TOP/erts/CONF_INFO" + cat >> $ERL_TOP/erts/CONF_INFO <<EOF + + WARNING: + Dirty Scheduler Test has been enabled. This + feature is for debugging purposes only. + Poor performance as well as strange system + characteristics is expected! + +EOF +} + if test $ERTS_BUILD_SMP_EMU = yes; then if test $found_threads = no; then |