X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttv%2Fmodules%2Ftext%2Fsync_chain_batch.c;h=55ec91056f6397c1b8e1e997204e072136165946;hb=66eaf2eba602c331d08677dbb59ec3f9e40f0ccc;hp=86f3c657b27680cc977cafff86078c5a217dc477;hpb=cdce23b31002139312fbf30f7afa0808a825d841;p=lttv.git diff --git a/lttv/modules/text/sync_chain_batch.c b/lttv/modules/text/sync_chain_batch.c index 86f3c657..55ec9105 100644 --- a/lttv/modules/text/sync_chain_batch.c +++ b/lttv/modules/text/sync_chain_batch.c @@ -41,7 +41,7 @@ #include #include #include -#include +#include #include #include #include @@ -54,7 +54,6 @@ struct TracesetChainState { SyncState* syncState; struct timeval startTime; struct rusage startUsage; - FILE* graphsStream; }; static LttvHooks* before_traceset, * before_trace, * event_hook, * after_traceset; @@ -124,7 +123,7 @@ static void init() "synchronization points", "none", LTTV_OPT_NONE, &optionEvalGraphs, NULL, NULL); - retval= snprintf(graphsDir, sizeof(graphsDir), "graphs-%d", getpid()); + retval= snprintf(graphsDir, sizeof(graphsDir), "eval-graphs-%d", getpid()); if (retval > sizeof(graphsDir) - 1) { graphsDir[sizeof(graphsDir) - 1]= '\0'; @@ -295,29 +294,14 @@ void setupSyncChain(LttvTracesetContext* const traceSetContext) syncState->stats= true; if (optionEvalGraphs) - { - syncState->graphs= optionEvalGraphsDir; - } - else - { - syncState->graphs= NULL; - } - - syncState->processingData= NULL; - result= g_queue_find_custom(&processingModules, "LTTV-standard", - &gcfCompareProcessing); - syncState->processingModule= (ProcessingModule*) result->data; - - tracesetChainState->graphsStream= NULL; - if (syncState->graphs && - syncState->processingModule->writeProcessingGraphsPlots != NULL) { char* cwd; int graphsFp; // Create the graph directory right away in case the module initialization // functions have something to write in it. - cwd= changeToGraphDir(syncState->graphs); + syncState->graphsDir= optionEvalGraphsDir; + cwd= changeToGraphDir(optionEvalGraphsDir); if ((graphsFp= open("graphs.gnu", O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IWGRP | S_IXGRP | S_IROTH @@ -325,11 +309,15 @@ void setupSyncChain(LttvTracesetContext* const traceSetContext) { g_error(strerror(errno)); } - if ((tracesetChainState->graphsStream= fdopen(graphsFp, "w")) == NULL) + if ((syncState->graphsStream= fdopen(graphsFp, "w")) == NULL) { g_error(strerror(errno)); } + fprintf(syncState->graphsStream, + "#!/usr/bin/gnuplot\n\n" + "set terminal postscript eps color size 8in,6in\n"); + retval= chdir(cwd); if (retval == -1) { @@ -337,19 +325,29 @@ void setupSyncChain(LttvTracesetContext* const traceSetContext) } free(cwd); } - - syncState->matchingData= NULL; - result= g_queue_find_custom(&matchingModules, "broadcast", &gcfCompareMatching); - syncState->matchingModule= (MatchingModule*) result->data; + else + { + syncState->graphsStream= NULL; + syncState->graphsDir= NULL; + } syncState->analysisData= NULL; result= g_queue_find_custom(&analysisModules, "eval", &gcfCompareAnalysis); syncState->analysisModule= (AnalysisModule*) result->data; + syncState->analysisModule->initAnalysis(syncState); - syncState->processingModule->initProcessing(syncState, traceSetContext); + syncState->matchingData= NULL; + result= g_queue_find_custom(&matchingModules, "distributor", + &gcfCompareMatching); + syncState->matchingModule= (MatchingModule*) result->data; syncState->matchingModule->initMatching(syncState); - syncState->analysisModule->initAnalysis(syncState); + + syncState->processingData= NULL; + result= g_queue_find_custom(&processingModules, "LTTV-standard", + &gcfCompareProcessing); + syncState->processingModule= (ProcessingModule*) result->data; + syncState->processingModule->initProcessing(syncState, traceSetContext); } @@ -365,6 +363,7 @@ void teardownSyncChain(LttvTracesetContext* const traceSetContext) SyncState* syncState; struct timeval endTime; struct rusage endUsage; + unsigned int i, j; int retval; tracesetChainState= g_hash_table_lookup(tracesetChainStates, traceSetContext); @@ -373,58 +372,11 @@ void teardownSyncChain(LttvTracesetContext* const traceSetContext) syncState->processingModule->finalizeProcessing(syncState); // Write graphs file - if (tracesetChainState->graphsStream != NULL) + if (optionEvalGraphs) { - unsigned int i, j; - - fprintf(tracesetChainState->graphsStream, - "#!/usr/bin/gnuplot\n\n" - "set terminal postscript eps color size 8in,6in\n"); - - // Cover the upper triangular matrix, i is the reference node. - for (i= 0; i < syncState->traceNb; i++) - { - for (j= i + 1; j < syncState->traceNb; j++) - { - long pos; - - fprintf(tracesetChainState->graphsStream, - "\nset output \"%03d-%03d.eps\"\n" - "plot \\\n", i, j); - - syncState->processingModule->writeProcessingGraphsPlots(tracesetChainState->graphsStream, - syncState, i, j); - - // Remove the ", \\\n" from the last graph plot line - fflush(tracesetChainState->graphsStream); - pos= ftell(tracesetChainState->graphsStream); - if (ftruncate(fileno(tracesetChainState->graphsStream), pos - 4) == -1) - { - g_error(strerror(errno)); - } - if (fseek(tracesetChainState->graphsStream, 0, SEEK_END) == -1) - { - g_error(strerror(errno)); - } - - fprintf(tracesetChainState->graphsStream, - "\nset output \"%1$03d-%2$03d.eps\"\n" - "set key inside right bottom\n" - "set title \"\"\n" - "set xlabel \"Clock %1$u\"\n" - "set xtics nomirror\n" - "set ylabel \"Clock %2$u\"\n" - "set ytics nomirror\n", i, j); - - syncState->processingModule->writeProcessingGraphsOptions(tracesetChainState->graphsStream, - syncState, i, j); - - fprintf(tracesetChainState->graphsStream, - "replot\n"); - } - } + writeGraphsScript(syncState); - if (fclose(tracesetChainState->graphsStream) != 0) + if (fclose(syncState->graphsStream) != 0) { g_error(strerror(errno)); } @@ -434,6 +386,27 @@ void teardownSyncChain(LttvTracesetContext* const traceSetContext) { syncState->processingModule->printProcessingStats(syncState); } + if (syncState->matchingModule->printMatchingStats != NULL) + { + syncState->matchingModule->printMatchingStats(syncState); + } + if (syncState->analysisModule->printAnalysisStats != NULL) + { + syncState->analysisModule->printAnalysisStats(syncState); + } + + printf("Resulting synchronization factors:\n"); + for (i= 0; i < syncState->traceNb; i++) + { + LttTrace* t; + + t= traceSetContext->traces[i]->t; + + printf("\ttrace %u drift= %g offset= %g (%f) start time= %ld.%09ld\n", + i, t->drift, t->offset, (double) tsc_to_uint64(t->freq_scale, + t->start_freq, t->offset) / NANOSECONDS_PER_SECOND, + t->start_time_from_tsc.tv_sec, t->start_time_from_tsc.tv_nsec); + } syncState->processingModule->destroyProcessing(syncState); if (syncState->matchingModule != NULL)