SyncDat Change Log

Below are the changes made in each version of SyncDat, starting with the most recent release.  For more information about version numbers, and how to find which version you are currently using, see Tech Note 0001.

Recent Changes for SyncDat distribution package. 120322-1.1F mtp-3.15.2 Faster acceleration to optimum speed Much faster throughput for small files Improved file write efficiency, especially for SAN/NAS linux: Reduced CPU overhead at high speeds servedat-1.12.5 New NoEXCL option for compatibility with legacy NFS filesystems New SysHome option for redirecting system users to custom home folders Improved handling of AuthFiles ending in the middle of a record Fixed potential crash when debugging enabled linux: Fixed possible permissions error during installation syncdat-1.1.5 Improved warnings for stalled transfers Fixed auto-retry when server is restarted for configuration (HUP) win32: Fixed an intermittent failure to cache credentials 111028-1.1E mtp-3.15.1 osx: Consolidated carbon, cocoa, and darwin into a single platform osx: Dropped support for 10.4 and PowerPC, added 64-bit native Improved performance in multithreaded applications Reduced network overhead when ending dynamic transactions (streaming) Reduced CPU overhead during dynamic transactions (streaming) Aggression level 3 now slightly less aggressive Improved error reporting when a port is unavailable Improved accuracy of MaxRate on extremely low latency networks (LANs) win32: Improved tolerance for exhausted kernel resources win32: Fixed startup hang when an NIC has no MAC address Fixed regression of send resumes in 1.12D servedat-1.12.4 Improved de/compression performance at high speeds and concurrency Improved packaging performance at high speeds and concurrency Improved installer scripts Now tracks maximum load and idle time A root path on a RestrictHome account is now an error instead of ignored osx: Now installed as a LaunchDaemon, old StartupItem will be disabled osx: Fixed intermittent SysAuth issues with OS X Server 10.6 syncdat-1.1.4 Improved remote scanning performance 110502-1.1D mtp-3.15.0 File sizes up to 8 exabytes, data streams up to 16 exabytes Transfer speeds beyond 1 terabit per second Transfer speeds below 20 kilobits per second License binding directly to AWS EC2 instances New MinDatagram option for lower CPU usage on gigabit+ paths Improved reporting of license code errors Improved performance when a source data stream is intermittent Improved linker compatibility for SDKs Fixed QoS negotiation issue on solaris and hpux servedat-1.12.3 Display comprehensive command line options help New -U / MinDatagram option for lower CPU usage on gigabit+ paths Improved handling of option limit overrides when no default value is set Improved performance when operating at maximum configured capacity Improved listing of very deep/long path names with non-ASCII characters Many environment variables for Package/Action scripts New documentation concerning "Action" scripts syncdat-1.1.3 New -U / MinDatagram option for lower CPU usage on gigabit+ paths Password cache now fully encrypted (not just passwords) Fixed -A add-to-cache sometimes conflicting with existing entries Fixed local replication of remote symbolic links (unix only) 101103-1.1C servedat-1.12.2 win32: Pass-through authentication to network mounted storage PAM authentication for darwin,linux,netbsd,freebsd,aix,solx86 New ServiceName setting for win32 and PAM Detects and warns about small UDP buffers on darwin,linux,netbsd,freebsd Improved logging and notifications Fixed possible crash when a system user's home directory does not exist syncdat-1.1.2 New NoDelete (-D) option mkpasswd-1.1.1 (win32 only) Restored XP compatibility 100830-1.1B mtp-3.14.2 Added support for Android OS Restored latency sensitivity when aggression and speed are low Greatly improved MaxRate accuracy Improved LAN performance when disk I/O bound Improved loss control at lower speeds and aggressions Fixed garbled output when reporting some file I/O errors Fixed excessive CPU use when a transaction is timing out win32: Workaround for bad BIOS clocks servedat-1.12.1 New config options: MaxRateLimit, MaxRateTotal, AggressionLimit, ExpireLimit, MaxRTTLimit New SiteOptions for client specific controls, deprecating Site Improved client-server option negotiation Improved debug logging of option settings Added debug logging client/server option negotiation Port number now displayed in "V" log entry LogFile and -l now take effect as soon as they are observed New "1" and "2" log targets for explicit logging to stdout or stderr Fixed a failure when trying to resume after more than 2 gigabytes Fixed a stall when downloading certain files with compression mkpasswd-1.1.0 (win32 only) Automatically copy the hash to the clipboard Hold window open when run by double clicking on mkpasswd.exe syncdat-1.1.0 Improved debug logging of option settings 100524-1.1A Dropped legacy OS support: see Tech Note 0019 Improved compatibility with recent OS versions (such as Windows 7) mtp-3.14.1 Dramatically improved file write I/O efficiency Further improved read I/O on high speed transfers Provide early warning of expiring transactions Fixed inability to store license codes for certain vendor platforms Improved outgoing MaxRate accuracy win32: Fixed false "CreateDirectory" error on first license registration syncdat-1.1.0 Local and Remote scans now run in parallel Automatic retry after Busy or connectivity failure Configurable retry interval / behavior Configurable session run limit Allow -R to specify license code on the command line Improved option documentation servedat-1.11.6 win32: Detect and attempt to correct firewall problems win32: Check for correct Admin privileges during install/uninstall win32: Improved option handling during -i installation Fixed handling of multiple Packages declarations Allow -R to specify license code on the command line Improved option documentation Install script now changes directory to free local mount-point New log type 'V' shows formal version and PID 100317-1.0-18 mtp-3.14.0 Reduced kernel overhead with very fast networks Reduced disk I/O overhead in sender Aggression levels +3,+4,+5 are now more aggressive Aggression levels -1,-2,-3 are now less aggressive Smoother flow acceleration for greater network stability win32: Reduced CPU overhead in sender New NoiseRatio configuration option win32: Removed NetBIOS dependency win32: Windows 2000 is no longer supported syncdat-1.0.15 New -N / NoiseRatio configuration option servedat-1.11.5 New -N / NoiseRatio configuration option WriteOnly no longer blocks folder and link creation Warning logged when root UID forces SysAuth as a default 091222-1.0-17 mtp-3.13.9 Improved formatting for application identification Improved handling of system clock anomalies servedat-1.11.4 Authenticated users are given default home if OS fails to provide one Improved validation of user supplied port numbers Load can be polled using mtping utility Uptime can be queried using mtping utility darwin: Workaround for startup dependencies issue in 10.6 syncdat-1.0.14 Fixed action failures when encryption enabled New -W option for Windows authentication domains Improved validation of user supplied port numbers Fixed rare "alarm clock" error when accessing cached passwords Fixed crash when "-l" used on a locked local directory 091015-1.0-16 mtp-3.13.8 Improved detection and handling of system clock anomalies Improved handling of transient network failures More explicit reporting of license expiration errors Fixed rare "Sub Table Full" errors with extreme bandwidth-latency products Reduced resident-set-size memory footprint Improved handling of MTU issues in tunneled data paths servedat-1.11.3 Improved detection and handling of system clock anomalies win32: Fixed installation issues on Windows x64 systems syncdat-1.0.12 Fixed recording of "-A" passwords 090928-1.0-15 mtp-3.13.8 Fixed rare "Sub Table Full" errors with extreme bandwidth-latency products Reduced resident-set-size memory footprint servedat-1.11.3 win32 only: Fixed service installation on x64 systems syncdat-1.0.12 Fixed recording of "-A" passwords 090904-1.0-14 mtp-3.13.7 Faster stabilization under extreme latency when using pipelining option servedat-1.11.2 Fixed rare skipping of subdirectories in very large directory trees Log the new log location to the old log location when switching Allow clients to have better control over bandwidth management options syncdat-1.0.11 Fixed pathname reported when delete or mkdir encounter an error 090731-1.0-13 servedat-1.11.1 Fixed RestrictHome default when AuthFile and SysAuth are not set Fixed some settings not being cleared on HUP win32: Fixed rare duplication of some entries during directory listings syncdat-1.0.10 Password prompt now displays to stderr Improved tolerance of remote errors when "-y" is enabled Interrupted master syncs do not require confirmation when "-y" is enabled Enabled resume of interrupted uploads, when available 090702-1.0-12 mtp-3.13.6 Improved accuracy of MaxRate at slow speeds Improved transaction startup on lossy paths Improved tolerance for CPU and disk I/O contention Improved scaling to very fast networks Improved tolerance for heavy loss rates on high speed networks Fixed exchange of bandwidth management metrics between win32 and others servedat-1.11.0 Improved error caching for clients on lossy paths Improved error reporting in logs Improved reporting of excessive path lengths (no more silent truncation) Fixed NoOverwrite when compression is enabled Expanded username field to 40 bytes More efficient file I/O Improved capacity tracking and reporting New -c option setting reduced capacity syncdat-1.0.9 Improved resource utilization when scaning large directories under win32 More efficient file I/O

Older logs are available by request.