On 19/09/14 14:39, Matthew Toseland wrote: > The client layer rewrite aka purge-db4o is finished. That is, it is > feature complete, and has had a reasonable amount of testing (but needs > more). > > Major changes: > - No longer uses db4o to store anything, but will migrate from old > node.db4o*'s (downloads and uploads will be restarted) > - Should be much more reliable, and cause much less disk I/O > - Uses the multi-container code even for persistent inserts > - Improved disk crypto (I may improve this further) > - Trivial changes to FCP > - New metadata format (fixes some minor bugs, but we use the old one for > now by default) > - Handles low disk space much better. Migration may use significant disk > space; if we have less than 512MB left, transient requests will fail to > avoid breaking the system, if we have less than 1GB left, persistent > requests will fail / not start. > - Various bugfixes > - Rename RandomAccessThing to RandomAccessBuffer, etc. > > The latest version is here: > https://github.com/freenet/fred/pull/287 > g...@github.com:freenet/fred.git > Branch "purge-db4o-crypt" > Signed tag "purge-db4o-snapshot-19" > Commit hash 9b7c9204fa5461ddbfa3236f81e257e379dc86eb > > Uploaded jar and signature: > CHK@WiSJI8wGPKMZ4KJhxO7EHzd3k4OtJBmay95IQ2dUbS0,4ChtKmFXtb5EOegUgQQZ85EWpijCdUyKubelVP9AOU0,AAMC--8/freenet.purge-db4o-snapshot-19.jar > CHK@FwVHzsL8zuRv6cJix2B14xm~8fH2EZsO68nyggIwoqQ,P0etmFePAHcKmgBKJTtnFckxQ7ZX97qM4Wg43bokPus,AAMC--8/freenet.purge-db4o-snapshot-19.jar.sig > > Uploaded source code: > CHK@G6wygJmWpuQtHYLOdbW11QI~dsuba3gn4UJzc6oqwXc,jRwwqVNFpX4WGG427XtdZmnWDf5OmmS1~Wzroftv~wU,AAMC--8/freenet.purge-db4o-snapshot-19.source.tar.bz2 > CHK@AwL-130P6XVuNvqzw5HDawHh6ViIE7BENK4tcDjPY4o,ErBIjNJsUeNAuxmr55rwINyh7k05UdoJQtPAipb3C0I,AAMC--8/freenet.purge-db4o-snapshot-19.source.tar.bz2.sig > > Please test, and please consider for integration. Thanks! > > I will do some more testing and might do better password encryption, but > I will have to stop working on Freenet within the next few days because > of uni... I will answer any reasonable queries by email even then. > > TESTING ADVICE: > > It will automatically migrate from node.db4o*, and hopefully we won't > need to make further incompatible changes, but it's possible e.g. if > operhiem1 doesn't like the class names. Also there may be more bugs, > including in migration. So ... > - Download the jar and sig file, and check the signature. > - Shutdown the node. > - Backup master.keys, node.db4o or node.db4o.crypt, and the whole > persistent-temp* folder (e.g. persistent-temp-1234). > - Edit wrapper.conf to make sure that we are running freenet.jar not > freenet.jar.new: > wrapper.java.classpath.1=freenet.jar > - Replace freenet.jar with the downloaded jar. > - Start Freenet. > - Test it! The changes affect anything you do in terms of downloads, > uploads, site uploads, fproxy, etc. > > NOTE: This is not compatible with previous snapshots, so you may have to > restore the backups of your node.db4o* etc and then re-migrate if you > have been testing previously. > NOTE: It *is* compatible with disk encryption (physical security level > above NONE, "encrypt temp buckets" / "encrypt persistent temp buckets" > enabled in advanced config). Please test this, this is the newest > riskiest bit! > > PLUGINS: > > Plugins have not been updated. There are updated versions available but > they may need further changes after the refactoring in snapshot 19. > > Enjoy! And please let me know if you find any bugs in the next few days. > > Snapshot 22, important performance fixes if crypto is enabled, thanks LobsterMan!
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