News

• 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

• 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)

• 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)

• 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

• 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)

• 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)

• 0.8.0

  • Templates changed: clustermq:::worker now takes only master as argument
  • Fix a bug where copies of common_data are collected by gc too slowly (#19)
  • Creating workers is now separated from Q, enabling worker reuse (#45)
  • Objects in the function environment must now be exported explicitly (#47)
  • Messages on the master are now processed in threads (#42)
  • Added multicore qsys using the parallel package (#49)
  • New function Q_rows using data.frame rows as iterated arguments (#43)
  • Jobs will now be submitted as array if possible
  • Job summary will now report max memory as reported by gc (#18)

• 0.7.0

  • Initial release on CRAN

Reference manual