From: Paul H. Hargrove (PHHargrove_at_lbl_dot_gov)
Date: Thu Mar 26 2009 - 00:37:02 PDT
I am pleased to announce the release of Berkeley Lab Checkpoint/Restart (BLCR) version 0.8.1, which is now available from the BLCR Downloads page: http://ftg.lbl.gov/CheckpointRestart/CheckpointDownloads.shtml Relative to 0.8.0 this release extends support to 2.6.29 kernels and fixes several bugs. A summary of the user-visible changes in BLCR, relative to 0.8.0, appears below in the form of an excerpt from the NEWS file. -Paul NEWS: 0.8.1 ----------- March 25, 2009 Bug fix and expanded-support release. - This release adds support for 2.6.29 kernels. - The final known xen-specific bug (2457) has been found to be a Xen bug. Xen 3.1.2 or newer is recomended when using BLCR. - This release makes the following libcr API additions/changes: + Increase CR_MAX_CALLBACK from 32 to 32 million. - This release adds additional error checking and improved documentation for error cases for the following libcr functions: + cr_register_callback() + cr_replace_callback() + cr_register_hook() - This release fixes the following user-visible bugs and "issues" + 2508 - inconsistent metadata from a networked file system + 2520 - possible deadlock when using some functions with critical sections + 2524 - restart-time SEGV on powerpc with 2.6.15 or older kernel + 2525 - process deadlock on checkpoint after restart + 2526 - process deadlock between omit and forward operations + C++ scoping problem for "struct cr_rstrt_relocate_pair" + Correct a bug that would reset the persist count across checkpoints + Prevent "stuck" tests when TOSTOP bit is set in termios.c_lflag. + Correct flaws in tests "prctl" and "stage0002" that could yield false failures under certain conditions -- Paul H. Hargrove PHHargrove_at_lbl_dot_gov Future Technologies Group Tel: +1-510-495-2352 HPC Research Department Fax: +1-510-486-6900 Lawrence Berkeley National Laboratory