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-rw-r--r--daemon/main.c34
1 files changed, 30 insertions, 4 deletions
diff --git a/daemon/main.c b/daemon/main.c
index bd0970fdd..4189ac7bd 100644
--- a/daemon/main.c
+++ b/daemon/main.c
@@ -306,7 +306,13 @@ int help(int exitcode) {
" -W stacksize=N Set the stacksize (in bytes).\n\n"
" -W debug_flags=N Set runtime tracing to debug.log.\n\n"
" -W unittest Run internal unittests and exit.\n\n"
+#ifdef ENABLE_DBENGINE
" -W createdataset=N Create a DB engine dataset of N seconds and exit.\n\n"
+ " -W stresstest=A,B,C,D,E Run a DB engine stress test for A seconds,\n"
+ " with B writers and C readers, with a ramp up\n"
+ " time of D seconds for writers, a page cache\n"
+ " size of E MiB, and exit.\n\n"
+#endif
" -W set section option value\n"
" set netdata.conf option from the command line.\n\n"
" -W simple-pattern pattern string\n"
@@ -719,7 +725,7 @@ int get_system_info(struct rrdhost_system_info *system_info) {
}
char n[51], v[101];
snprintfz(n, 50,"%s",name);
- snprintfz(v, 101,"%s",value);
+ snprintfz(v, 100,"%s",value);
if(unlikely(rrdhost_set_system_info_variable(system_info, n, v))) {
info("Unexpected environment variable %s=%s", n, v);
}
@@ -887,6 +893,7 @@ int main(int argc, char **argv) {
char* stacksize_string = "stacksize=";
char* debug_flags_string = "debug_flags=";
char* createdataset_string = "createdataset=";
+ char* stresstest_string = "stresstest=";
if(strcmp(optarg, "unittest") == 0) {
if(unit_test_buffer()) return 1;
@@ -905,14 +912,33 @@ int main(int argc, char **argv) {
fprintf(stderr, "\n\nALL TESTS PASSED\n\n");
return 0;
}
+#ifdef ENABLE_DBENGINE
else if(strncmp(optarg, createdataset_string, strlen(createdataset_string)) == 0) {
optarg += strlen(createdataset_string);
-#ifdef ENABLE_DBENGINE
- unsigned history_seconds = (unsigned )strtoull(optarg, NULL, 0);
+ unsigned history_seconds = strtoul(optarg, NULL, 0);
generate_dbengine_dataset(history_seconds);
-#endif
return 0;
}
+ else if(strncmp(optarg, stresstest_string, strlen(stresstest_string)) == 0) {
+ char *endptr;
+ unsigned test_duration_sec = 0, dset_charts = 0, query_threads = 0, ramp_up_seconds = 0,
+ page_cache_mb = 0;
+
+ optarg += strlen(stresstest_string);
+ test_duration_sec = (unsigned)strtoul(optarg, &endptr, 0);
+ if (',' == *endptr)
+ dset_charts = (unsigned)strtoul(endptr + 1, &endptr, 0);
+ if (',' == *endptr)
+ query_threads = (unsigned)strtoul(endptr + 1, &endptr, 0);
+ if (',' == *endptr)
+ ramp_up_seconds = (unsigned)strtoul(endptr + 1, &endptr, 0);
+ if (',' == *endptr)
+ page_cache_mb = (unsigned)strtoul(endptr + 1, &endptr, 0);
+ dbengine_stress_test(test_duration_sec, dset_charts, query_threads, ramp_up_seconds,
+ page_cache_mb);
+ return 0;
+ }
+#endif
else if(strcmp(optarg, "simple-pattern") == 0) {
if(optind + 2 > argc) {
fprintf(stderr, "%s", "\nUSAGE: -W simple-pattern 'pattern' 'string'\n\n"