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clustermq 0.9.5

  • Fix a bug where an outdated system libzmq led to compilation errors (#327)
  • New option clustermq.ports specifies eligible port range (#328) @michaelmayer2

clustermq 0.9.4

  • Fix a bug where worker stats were shown as NA (#325)
  • Worker API: env() now visibly lists environment if called without arguments

clustermq 0.9.3

  • Fix a bug where BiocParallel did not export required objects (#302)
  • Fix a bug where already finished workers were killed (#307)
  • Fix a bug where worker results and stats could be garbage collected (#324)
  • There is now an FAQ vignette with answers to frequently asked questions
  • Worker API: send() now reports a call identifier that current() tracks

clustermq 0.9.2

  • Fix a bug where SSH proxy would not cache data properly (#320)
  • Fix a bug where max_calls_worker was not respected (#322)
  • Local parallelism (multicore, multiprocess) again uses local IP (#321)
  • Worker API: info() now also returns current worker and number of calls

clustermq 0.9.1

  • Disconnect monitor (libzmq with -DZMQ_BUILD_DRAFT_API=1) is now optional (#317)
  • Fix a bug where worker shutdown notifications can cause a crash (#306, #308, #310)
  • Fix a bug where template values were not filled correctly (#309)
  • Fix a bug where using Rf_error lead to improper cleanup of resources (#311)
  • Fix a bug where maximum worker timeout was multiplied and led to undefined behavior
  • Fix a bug where ZeroMQ's -Werror flag led to compilation issues on M1 Mac
  • Fix a bug where SSH tests could error with timeout on high load
  • Worker API: CMQMaster now needs to know add_pending_workers(n)
  • Worker API: status report info() now displays properly

clustermq 0.9.0

Features

  • Reuse of common data is now supported (#154)
  • Jobs now error instead of stalling upon unexpected worker disconnect (#150)
  • Workers now error if they can not establish a connection within a time limit
  • Error if n_jobs and max_calls_worker provide insufficient call slots (#258)
  • Request 1 GB by default in SGE template (#298) @nickholway
  • Error and warning summary now orders by index and severity (#304)
  • A call can have multiple warnings forwarded, not only last

Bugfix

  • Fix bug where max memory reporting by gc() may be in different column (#240)
  • Fix passing numerical job_id to qdel in PBS (#265)
  • The job port/id pool is now used properly upon binding failure (#270) @luwidmer
  • Common data size warning is now only displayed when exceeding limits (#287)

Internal

  • Complete rewrite of the worker API
  • We no longer depend on the purrr package

clustermq 0.8.95

  • We are now using ZeroMQ via Rcpp in preparation for v0.9 (#151)
  • New multiprocess backend via callr instead of forking (#142, #197)
  • Sending data on sockets is now blocking to avoid excess memory usage (#161)
  • multicore, multiprocess schedulers now support logging (#169)
  • New option clustermq.host can specify host IP or network interface name (#170)
  • Template filling will now raise error for missing keys (#174, #198)
  • Workers failing with large common data is improved (fixed?) (#146, #179, #191)
  • Local connections are now routed via 127.0.0.1 instead of localhost (#192)
  • Submit messages are different between local, multicore and HPC (#196)
  • Functions exported by foreach now have their environment stripped (#200)
  • Deprecation of log_worker=T/F argument is rescinded

clustermq 0.8.9

  • New option clustermq.ssh.timeout for SSH proxy startup (#157) @brendanf
  • New option clustermq.worker.timeout for delay before worker shutdown (#188)
  • Fixed PBS/Torque docs, template and cleanup (#184, #186) @mstr3336
  • Warning if common data is very large, set by clustermq.data.warning (#189)

clustermq 0.8.8

  • Q, Q_rows have new arguments verbose (#111) and pkgs (#144)
  • foreach backend now uses its dedicated API where possible (#143, #144)
  • Number and size of objects common to all calls now work properly
  • Templates are filled internally and no longer depend on infuser package

clustermq 0.8.7

  • Q now has max_calls_worker argument to avoid walltime (#110)
  • Submission messages now list size of common data (drake#800)
  • All default templates now have an optional cores per job field (#123)
  • foreach now treats .export (#124) and .combine (#126) correctly
  • New option clustermq.error.timeout to not wait for clean shutdown (#134)
  • SSH command is now specified via a template file (#122)
  • SSH will now forward errors to the local process (#135)
  • The Wiki is deprecated, use https://mschubert.github.io/clustermq/ instead

clustermq 0.8.6

  • Progress bar is now shown before any workers start (#107)
  • Socket connections are now authenticated using a session password (#125)
  • Marked internal functions with @keywords internal
  • Added vignettes for the User Guide and Technical Documentation

clustermq 0.8.5

  • Added experimental support as parallel foreach backend (#83)
  • Moved templates to package inst/ directory (#85)
  • Added send_call to worker to evaluate arbitrary expressions (drake#501; #86)
  • Option clustermq.scheduler is now respected if set after package load (#88)
  • System interrupts are now handled correctly (rzmq#44; #73, #93, #97)
  • Number of workers running/total is now shown in progress bar (#98)
  • Unqualified (short) host names are now resolved by default (#104)

clustermq 0.8.4

  • Fix error for qsys$reusable when using n_jobs=0/local processing (#75)
  • Scheduler-specific templates are deprecated. Use clustermq.template instead
  • Allow option clustermq.defaults to fill default template values (#71)
  • Errors in worker processing are now shut down cleanly (#67)
  • Progress bar now shows estimated time remaining (#66)
  • Progress bar now also shown when processing locally
  • Memory summary now adds estimated memory of R session (#69)

clustermq 0.8.3

  • Support rettype for function calls where return type is known (#59)
  • Reduce memory requirements by processing results when we receive them
  • Fix a bug where cleanup, log_worker flag were not working for SGE/SLURM

clustermq 0.8.2

  • Fix a bug where never-started jobs are not cleaned up
  • Fix a bug where tests leave processes if port binding fails (#60)
  • Multicore no longer prints worker debug messages (#61)

clustermq 0.8.1

  • Fix performance issues for a high number of function calls (#56)
  • Fix bug where multicore workers were not shut down properly (#58)
  • Fix default templates for SGE, LSF and SLURM (misplaced quote)

clustermq 0.8.0

Features

  • Templates changed: clustermq:::worker now takes only master as argument
  • Creating workers is now separated from Q, enabling worker reuse (#45)
  • Objects in the function environment must now be exported explicitly (#47)
  • Added multicore qsys using the parallel package (#49)
  • New function Q_rows using data.frame rows as iterated arguments (#43)
  • Job summary will now report max memory as reported by gc (#18)

Bugfix

  • Fix a bug where copies of common_data are collected by gc too slowly (#19)

Internal

  • Messages on the master are now processed in threads (#42)
  • Jobs will now be submitted as array if possible

clustermq 0.7.0

  • Initial release on CRAN