Merge pull request #22853 from taosdata/fix/TD-26139/fileHandlesLimitOnWindows

reset file handles limit on windows

include/os/osFile.h

@@ -112,6 +112,8 @@ int32_t taosGetErrorFile(TdFilePtr pFile);
 
 int32_t taosCompressFile(char *srcFileName, char *destFileName);
 
+int32_t taosSetFileHandlesLimit();
+
 #ifdef __cplusplus
 }
 #endif

source/common/src/tglobal.c

@@ -1601,6 +1601,7 @@ int32_t taosInitCfg(const char *cfgDir, const char **envCmd, const char *envFile
     if (taosSetS3Cfg(tsCfg) != 0) return -1;
   }
   taosSetSystemCfg(tsCfg);
+  if (taosSetFileHandlesLimit() != 0) return -1;
 
   cfgDumpCfg(tsCfg, tsc, false);
 

source/os/src/osFile.c

@@ -960,3 +960,12 @@ cmp_end:
 
   return ret;
 }
+
+int32_t taosSetFileHandlesLimit() {
+#ifdef WINDOWS
+  const int max_handles = 8192;
+  int       res = _setmaxstdio(max_handles);
+  return res == max_handles ? 0 : -1;
+#endif
+  return 0;
+}