Read/latency-optimized log-structured merge tree.
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sears 7e44641799 move c1-c2 backpresure to linear backpressure model; removes a few hundred lines of fussy code, and should enable further simplifiactions
git-svn-id: svn+ssh://svn.corp.yahoo.com/yahoo/yrl/labs/pnuts/code/logstore@1488 8dad8b1f-cf64-0410-95b6-bcf113ffbcfe
2010-12-13 21:17:35 +00:00
benchmarks add no-op network call, and a simple benchmark that exercises it 2010-08-09 20:21:41 +00:00
sherpa change cerr to log4cpp 2010-09-29 17:58:34 +00:00
test simplified merge_scheduler 2010-12-11 00:51:19 +00:00
util port to newer gcc/g++ 2010-10-02 12:52:41 +00:00
adriana-lima.awk initial import; removed cruft from mert's tarball, tweaked make's clean targets 2010-01-23 02:13:59 +00:00
bloomFilter.c initial checkin of bloom filter 2010-10-03 18:06:19 +00:00
bloomFilter.h initial checkin of bloom filter 2010-10-03 18:06:19 +00:00
CMakeLists.txt get rid of -Wno-variadic-macros since it suddenly broke compilation for some reason 2010-10-05 16:54:27 +00:00
cmds.txt initial import; removed cruft from mert's tarball, tweaked make's clean targets 2010-01-23 02:13:59 +00:00
datapage.cpp fix latch/pin leak 2010-08-12 01:55:30 +00:00
datapage.h Implemented snowshoveling, with caveats. 2010-08-05 17:43:46 +00:00
datatuple.h port to newer gcc/g++ 2010-10-02 12:52:41 +00:00
diskTreeComponent.cpp whitespace 2010-12-08 19:18:05 +00:00
diskTreeComponent.h initial checkin of bloom filter logic for lsm trees 2010-10-03 23:05:45 +00:00
install.sh install.sh script for yroots 2010-02-21 17:04:30 +00:00
logserver.cpp add new server implementation that uses FILE to buffer I/O, and handles a smaller, fixed number of connections -- leads to an almost 4x speedup on no-ops on nehalem 2010-08-11 22:46:55 +00:00
logserver.h Refactoring of logtable. Cleaned a bunch of includes, and logtable is now a template. This is in preparation for the new merge policy 2010-03-17 21:51:26 +00:00
logstore.cpp remove the NO_SNOWSHOVEL c-preprocessor stuff. There is no way it was working anyway... 2010-12-11 01:04:33 +00:00
logstore.h simplified merge_scheduler 2010-12-11 00:51:19 +00:00
memTreeComponent.cpp Refactoring of logtable. Cleaned a bunch of includes, and logtable is now a template. This is in preparation for the new merge policy 2010-03-17 21:51:26 +00:00
memTreeComponent.h remove old comments 2010-08-24 00:40:48 +00:00
mergeManager.cpp move c1-c2 backpresure to linear backpressure model; removes a few hundred lines of fussy code, and should enable further simplifiactions 2010-12-13 21:17:35 +00:00
mergeManager.h move c1-c2 backpresure to linear backpressure model; removes a few hundred lines of fussy code, and should enable further simplifiactions 2010-12-13 21:17:35 +00:00
merger.cpp remove the NO_SNOWSHOVEL c-preprocessor stuff. There is no way it was working anyway... 2010-12-11 01:04:33 +00:00
merger.h simplified merge_scheduler 2010-12-11 00:51:19 +00:00
mergeStats.cpp Rewrite merge thread synchronization code, update status messages, implement preliminary (and ineffective) admission control, and force write merged data every megabyte (so that prograess can be tracked by admission control. Also, refactor quite a few things. 2010-05-19 23:42:06 +00:00
mergeStats.h simplified merge_scheduler 2010-12-11 00:51:19 +00:00
network.h port to newer gcc/g++ 2010-10-02 12:52:41 +00:00
newserver.cpp simplified merge_scheduler 2010-12-11 00:51:19 +00:00
NOTES initial import; removed cruft from mert's tarball, tweaked make's clean targets 2010-01-23 02:13:59 +00:00
regionAllocator.h Implemented snowshoveling, with caveats. 2010-08-05 17:43:46 +00:00
requestDispatch.cpp add atomic testAndSet operation (needed for sherpa tablet names' uniqid field) 2010-09-16 22:36:48 +00:00
requestDispatch.h add atomic testAndSet operation (needed for sherpa tablet names' uniqid field) 2010-09-16 22:36:48 +00:00
server.cpp simplified merge_scheduler 2010-12-11 00:51:19 +00:00
simpleServer.cpp add a #define to turn TCP_NODELAY on/off 2010-09-02 23:03:13 +00:00
simpleServer.h re-enable old merge policy for c1-c2 merger; implement shutdown (sort of) 2010-08-17 21:23:39 +00:00
tcpclient.cpp add a #define to turn TCP_NODELAY on/off 2010-09-02 23:03:13 +00:00
tcpclient.h added bulk-insert APIs, prevent c1-c2 from outrunning c0-c1 by too much, and fix the overshoot computations in merge manager (roughly corresponds to run 20) 2010-08-30 22:22:25 +00:00
tuplemerger.cpp cleanup statistics gathering and reporting. 2010-03-05 19:07:47 +00:00
tuplemerger.h cleanup statistics gathering and reporting. 2010-03-05 19:07:47 +00:00