Age | Commit message (Collapse) | Author |
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* maint-21:
Updated OTP version
Prepare release
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AGAIN
* sverker/erts/atomics-counters/OTP-13468:
erts: Add counters:put/3
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* maint-21:
Updated OTP version
Prepare release
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* sverker/erts/atomics-counters/OTP-13468:
erts: Add new module 'counters'
erts: Add new module 'atomics'
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* maint-18:
Updated OTP version
Prepare release
Optimize operator '--' and yield on large inputs
Conflicts:
OTP_VERSION
erts/doc/src/notes.xml
erts/emulator/beam/erl_alloc.types
erts/emulator/beam/erl_bif_lists.c
erts/vsn.mk
lib/stdlib/doc/src/notes.xml
lib/stdlib/vsn.mk
make/otp_version_tickets
otp_versions.table
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* maint-20:
Updated OTP version
Prepare release
Optimize operator '--' and yield on large inputs
Conflicts:
OTP_VERSION
erts/doc/src/notes.xml
erts/emulator/beam/erl_alloc.types
erts/emulator/beam/erl_bif_lists.c
erts/vsn.mk
lib/ssl/doc/src/notes.xml
lib/ssl/vsn.mk
lib/stdlib/doc/src/notes.xml
lib/stdlib/vsn.mk
make/otp_version_tickets
otp_versions.table
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* bjorn/erts/persistent_terms/OTP-14669:
Implement a tab for persistent terms in crashdump viewer
Add tests of persistent terms for crashdump_viewer
Add a persistent term storage
Refactor releasing of literals
Extend the sharing-preserving routines to optionally copy literals
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Persistent terms are useful for storing Erlang terms that are never
or infrequently updated. They have the following advantages:
* Constant time access. A persistent term is not copied when it is
looked up. The constant factor is lower than for ETS, and no locks
are taken when looking up a term.
* Persistent terms are not copied in garbage collections.
* There is only ever one copy of a persistent term (until it is
deleted). That makes them useful for storing configuration data
that needs to be easily accessible by all processes.
Persistent terms have the following drawbacks:
* Updates are expensive. The hash table holding the keys for the
persistent terms are updated whenever a persistent term is added,
updated or deleted.
* Updating or deleting a persistent term triggers a "global GC", which
will schedule a heap scan of all processes to search the heap of all
processes for the deleted term. If a process still holds a reference
to the deleted term, the process will be garbage collected and the
term copied to the heap of the process. This global GC can make the
system less responsive for some time.
Three BIFs (implemented in C in the emulator) is the entire
interface to the persistent term functionality:
* put(Key, Value) to store a persistent term.
* get(Key) to look up a persistent term.
* erase(Key) to delete a persistent term.
There are also two additional BIFs to obtain information about
persistent terms:
* info() to return a map with information about persistent terms.
* get() to return a list of a {Key,Value} tuples for all persistent
terms. (The values are not copied.)
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* maint-20:
Updated OTP version
Prepare release
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* maint-18:
Updated OTP version
Prepare release
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* maint-20:
Updated OTP version
Prepare release
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* maint-21:
Updated OTP version
Prepare release
erts: Fix UNC path handling on Windows
erts: Fix a compiler warning
eldap: Fix race at socket close
Fix bug for sockopt pktoptions on BSD
erts: Fix memory leak on file read errors
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* maint-17:
Updated OTP version
Prepare release
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Document bit_size in match-specs and allow in fun2ms
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It is already allowed in match-specs.
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* maint-19:
Updated OTP version
Update release notes
Update version numbers
erts: Fix memory leak when sending to terminating port
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* hasse/syntax_tools/fix_revert/OTP-15294:
erts: Add comment about [] and nil() to The Abstract Format
syntax_tools: Correct erl_syntax:revert/1
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* maint-21:
Updated OTP version
Update release notes
Update version numbers
erts: Fix "Prevent inconsistent node lists" fix
Fix include-path regression caused by dd0a39c
Restore default SIGTERM behaviour for port programs
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* raimo/improve-doc-indexing/ERL-666:
Correct doc markers
Improve indexing of cref docs
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* maint-21:
Updated OTP version
Update release notes
Update version numbers
kernel: Fix missing abort_connection in net_kernel
Prevent inconsistent node lists
Fix an endless rescheduling loop when a process is executing process_info(self(), ...)
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* maint-21:
Updated OTP version
Update release notes
Update version numbers
Fix missing 'in' trace events during 'running' trace
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* maint-21:
Updated OTP version
Update release notes
Update version numbers
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* maint-19:
Updated OTP version
Update release notes
Update version numbers
syntax_tools: Fix a bug regarding reverting map types.
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* maint-20:
Updated OTP version
Update release notes
Update version numbers
crypto: Fix crash in compute_key(ecdh, ...) on badarg
Relax add_table_copy restriction
Fixed #Ref ordering bug
Test #Ref ordering in lists and ets
Do NOT disc_load from ram_copies when master_node is set
ssl: Make sure that a correct cipher suite is selected
ssl: Correct handling of empty server SNI extension
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