fixed typo

Summary:
fixed typo
Closes https://github.com/facebook/rocksdb/pull/2430

Differential Revision: D5242471

Pulled By: IslamAbdelRahman

fbshipit-source-id: 832eb3a4c70221444ccd2ae63217823fec56c748

USERS.md

@@ -76,7 +76,7 @@ quasardb uses a heavily tuned RocksDB as its persistence layer.
 [Dgraph](https://github.com/dgraph-io/dgraph) is an open-source, scalable, distributed, low latency, high throughput Graph database .They use RocksDB to store state locally on a machine.
 
 ## Uber
-[Uber](http://eng.uber.com/cherami/) uses RocksDB as a durable and and scalable task queue.
+[Uber](http://eng.uber.com/cherami/) uses RocksDB as a durable and scalable task queue.
 
 ## 360 Pika
 [360](http://www.360.cn/) [Pika](https://github.com/Qihoo360/pika) is a nosql compatible with redis. With the huge amount of data stored, redis may suffer for a capacity bottleneck, and pika was born for solving it. It has widely been widely used in many company

db/db_compaction_test.cc

@@ -1919,7 +1919,7 @@ TEST_F(DBCompactionTest, ManualAutoRace) {
 
   // The auto compaction is scheduled but waited until here
   TEST_SYNC_POINT("DBCompactionTest::ManualAutoRace:1");
-  // The auto compaction will wait until the the manual compaction is registerd
+  // The auto compaction will wait until the manual compaction is registerd
   // before processing so that it will be cancelled.
   dbfull()->CompactRange(CompactRangeOptions(), handles_[1], nullptr, nullptr);
   ASSERT_EQ("0,1", FilesPerLevel(1));

db/db_impl_compaction_flush.cc

@@ -1730,7 +1730,7 @@ bool DBImpl::HaveManualCompaction(ColumnFamilyData* cfd) {
     }
     if ((cfd == (*it)->cfd) && (!((*it)->in_progress || (*it)->done))) {
       // Allow automatic compaction if manual compaction is
-      // is in progress
+      // in progress
       return true;
     }
     it++;

include/rocksdb/advanced_options.h

@@ -252,7 +252,7 @@ struct AdvancedColumnFamilyOptions {
   // ignore the option.
   //
   // The option is best suited for workloads where keys will likely to insert
-  // to a location close the the last inserted key with the same prefix.
+  // to a location close the last inserted key with the same prefix.
   // One example could be inserting keys of the form (prefix + timestamp),
   // and keys of the same prefix always comes in with time order. Another
   // example would be updating the same key over and over again, in which case
@@ -274,7 +274,7 @@ struct AdvancedColumnFamilyOptions {
   // If <= 0, a proper value is automatically calculated (usually 1/8 of
   // writer_buffer_size, rounded up to a multiple of 4KB).
   //
-  // There are two additional restriction of the The specified size:
+  // There are two additional restriction of the specified size:
   // (1) size should be in the range of [4096, 2 << 30] and
   // (2) be the multiple of the CPU word (which helps with the memory
   // alignment).

include/rocksdb/sst_file_writer.h

@@ -57,7 +57,7 @@ struct ExternalSstFileInfo {
 // All keys in files generated by SstFileWriter will have sequence number = 0.
 class SstFileWriter {
  public:
-  // User can pass `column_family` to specify that the the generated file will
+  // User can pass `column_family` to specify that the generated file will
   // be ingested into this column_family, note that passing nullptr means that
   // the column_family is unknown.
   // If invalidate_page_cache is set to true, SstFileWriter will give the OS a

java/src/main/java/org/rocksdb/AdvancedMutableColumnFamilyOptionsInterface.java

@@ -111,7 +111,7 @@ public interface AdvancedMutableColumnFamilyOptionsInterface
    * If ≤ 0, a proper value is automatically calculated (usually 1/10 of
    * writer_buffer_size).
    *
-   * There are two additional restriction of the The specified size:
+   * There are two additional restriction of the specified size:
    * (1) size should be in the range of [4096, 2 << 30] and
    * (2) be the multiple of the CPU word (which helps with the memory
    * alignment).
@@ -132,7 +132,7 @@ public interface AdvancedMutableColumnFamilyOptionsInterface
    * If ≤ 0, a proper value is automatically calculated (usually 1/10 of
    * writer_buffer_size).
    *
-   * There are two additional restriction of the The specified size:
+   * There are two additional restriction of the specified size:
    * (1) size should be in the range of [4096, 2 << 30] and
    * (2) be the multiple of the CPU word (which helps with the memory
    * alignment).

third-party/gtest-1.7.0/fused-src/gtest/gtest-all.cc

@@ -673,7 +673,7 @@ GTEST_API_ bool ShouldShard(const char* total_shards_str,
 
 // Parses the environment variable var as an Int32. If it is unset,
 // returns default_val. If it is not an Int32, prints an error and
-// and aborts.
+// aborts.
 GTEST_API_ Int32 Int32FromEnvOrDie(const char* env_var, Int32 default_val);
 
 // Given the total number of shards, the shard index, and the test id,
@@ -3207,7 +3207,7 @@ std::string CodePointToUtf8(UInt32 code_point) {
   return str;
 }
 
-// The following two functions only make sense if the the system
+// The following two functions only make sense if the system
 // uses UTF-16 for wide string encoding. All supported systems
 // with 16 bit wchar_t (Windows, Cygwin, Symbian OS) do use UTF-16.
 

util/threadpool_imp.h

@@ -30,7 +30,7 @@ class ThreadPoolImpl : public ThreadPool {
   // Implement ThreadPool interfaces
 
   // Wait for all threads to finish.
-  // Discards all the the jobs that did not
+  // Discards all the jobs that did not
   // start executing and waits for those running
   // to complete
   void JoinAllThreads() override;