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Diffstat (limited to 'persistency.mdwn')
| -rw-r--r-- | persistency.mdwn | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/persistency.mdwn b/persistency.mdwn new file mode 100644 index 00000000..e9d0a248 --- /dev/null +++ b/persistency.mdwn @@ -0,0 +1,25 @@ +[[license text=""" +Copyright © 2007 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document under the +terms of the GNU Free Documentation License, Version 1.2 or any later version +published by the Free Software Foundation; with no Invariant Sections, no +Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included +in the section entitled [[GNU_Free_Documentation_License|/fdl.txt]]. + +By contributing to this page, you agree to assign copyright for your +contribution to the Free Software Foundation. The Free Software Foundation +promises to always use either a verbatim copying license or a free +documentation license when publishing your contribution. We grant you back all +your rights under copyright, including the rights to copy, modify, and +redistribute your contributions. +"""]] + +A persistent object is an object that survives reboot. +On Unix, files and directories are persistent but +processes and file descriptors are not. EROS is +an example of an orthogonally persistent system: +processes and capabilities also survive reboot. To a +process, it generally only looks as if it had not been +scheduled for a long time; the rest of its environment +remains essentially the indistinguishable. |