diff --git a/src/sort/phase_1.h b/src/sort/phase_1.h
index 63efe1b..3083701 100644
--- a/src/sort/phase_1.h
+++ b/src/sort/phase_1.h
@@ -117,6 +117,8 @@ struct MergeCompressData {
         compressDataArr.resize(blockNum);
     }
 
+    int Size() { return curIdx; }
+
     void Clear() { curIdx = 0; }
 };
 
diff --git a/src/sort/phase_1_compress.cpp b/src/sort/phase_1_compress.cpp
index faba2fc..8624348 100644
--- a/src/sort/phase_1_compress.cpp
+++ b/src/sort/phase_1_compress.cpp
@@ -23,6 +23,10 @@
 #include "sort.h"
 #include "util/profiling.h"
 
+// for test
+uint64_t block_num = 0;
+uint64_t bam_num = 0;
+
 void CheckBam(uint8_t *addr, int len) {
     int bamLen = 0;
     memcpy(&bamLen, addr, 4);
@@ -42,6 +46,7 @@ static void mtCompressBlock(void* data, long idx, int tid) {
     auto& compressData = mergeCompressData.compressDataArr[idx];
 
     // spdlog::info("bam size: {}", bams.Size());
+    bam_num += bams.Size();
     for (int i = 0; i < bams.Size(); ++i) {
         const OneBam* bp = bams.arr[i];
         blockData.MemCopy(p.uncompressData.dataBuf + bp->offset, bp->wholeBamLen);
@@ -59,15 +64,16 @@ static void doCompress(Phase1PipelineArg& p) {
     PROF_G_BEG(compress);
     DataBuffer& compressBuf = p.compressBuf[p.compressOrder % p.COMPRESS_BUF_NUM];
     MergeCompressData& mergeCompressData = p.mergeCompressData[p.compressOrder % p.MERGE_BUF_NUM];
-    kt_for(p.numThread, mtCompressBlock, &p, mergeCompressData.blockDataArr.size());
-    //kt_for(1, mtCompressBlock, &p, mergeCompressData.blockDataArr.size());
+    kt_for(p.numThread, mtCompressBlock, &p, mergeCompressData.Size());
+    // kt_for(1, mtCompressBlock, &p, mergeCompressData..Size());
     PROF_G_END(compress);
 
     compressBuf.Clear();
-    for (int i=0; i < mergeCompressData.blockDataArr.size(); ++i) { // 如果太慢，可以考虑并行拷贝，先计算偏移量，然后多线程拷贝
+    for (int i = 0; i < mergeCompressData.Size(); ++i) {  // 如果太慢，可以考虑并行拷贝，先计算偏移量，然后多线程拷贝
         compressBuf.MemCopy(mergeCompressData.compressDataArr[i].data, mergeCompressData.compressDataArr[i].curLen);
     }
-    // spdlog::info("compress bytes: {}", compressBuf.curLen);
+    block_num += mergeCompressData.Size();
+    // spdlog::info("block num: {}, {}, bam num: {}", mergeCompressData.Size(), block_num, bam_num);
 }
 
 /* phase1Compress step- 压缩线程 */
@@ -96,6 +102,6 @@ void* phase1Compress(void* data) {
         yarn::UPDATE_SIG_ORDER(p.compressSig, p.compressOrder);
     }
 
-    spdlog::info("End compress order: {}", p.compressOrder);
+    spdlog::info("End compress order: {}, blocks: {}, bams: {}", p.compressOrder, block_num, bam_num);
     return nullptr;
 }
diff --git a/src/sort/phase_1_sort.cpp b/src/sort/phase_1_sort.cpp
index 312d94a..1a5d197 100644
--- a/src/sort/phase_1_sort.cpp
+++ b/src/sort/phase_1_sort.cpp
@@ -23,6 +23,9 @@
 #include "sort.h"
 #include "util/profiling.h"
 
+uint64_t sort_bam_id = 0;
+uint64_t block_nums = 0;
+
 /* bam 排序堆 */
 struct Phase1BamArrIdIdx {
     size_t idx = 0;  // 下一个待读入数据的idx
@@ -206,6 +209,7 @@ bool doMergeSort(Phase1PipelineArg& p, Phase1BamHeap<BamGreaterThan>& heap) {
         if (bamBytes + bam->wholeBamLen > singleBlockBytes) {
             mergedBlockNum++;
             if (mergedBlockNum >= p.mergeBlocksThreshold) {
+                mergeCompressData.curIdx = mergedBlockNum; // 这里和下面finish时候不同，要注意
                 break;
             }
             mergeCompressData.blockDataArr[mergedBlockNum].Clear(); // 清理，为添加bam数据做准备
@@ -214,6 +218,7 @@ bool doMergeSort(Phase1PipelineArg& p, Phase1BamHeap<BamGreaterThan>& heap) {
 #if 0
         mergeCompressData.blockDataArr[mergedBlockNum].blockBuf.MemCopy(p.uncompressData.dataBuf + bam->offset, bam->wholeBamLen);
 #else
+        sort_bam_id += 1;
         mergeCompressData.blockDataArr[mergedBlockNum].bamPtrArr.Add(bam);
 #endif
         bamBytes += bam->wholeBamLen;  // for test
@@ -222,8 +227,11 @@ bool doMergeSort(Phase1PipelineArg& p, Phase1BamHeap<BamGreaterThan>& heap) {
     if (bam == nullptr) {
         // 都处理完
         finish = true;
+        mergeCompressData.curIdx = mergedBlockNum + 1;  // 记录有多少个block待压缩，主要是最后一些数据凑不满threshold
     }
-    // spdlog::info("mergedBlockNum: {}, bamBytes: {}", mergedBlockNum, bamBytes);
+   
+    block_nums += mergedBlockNum;
+    // spdlog::info("mergedBlockNum: {}, bamBytes: {}, blocks: {} bam id: {}", mergedBlockNum, bamBytes, block_nums, sort_bam_id);
 
     return finish;
 }
@@ -255,7 +263,8 @@ void* phase1MergeSort(void* data) {
         PROF_G_END(merge);
 
         if (finish) {
-            yarn::SIGNAL_FINISH(p.mergeSig, p.mergeFinish);
+            yarn::SIGNAL_FINISH_ADD_ORDER(p.mergeSig, p.mergeFinish, p.mergeOrder);
+            // yarn::SIGNAL_FINISH(p.mergeSig, p.mergeFinish);
             break;
         }
 
diff --git a/src/sort/phase_1_uncompress.cpp b/src/sort/phase_1_uncompress.cpp
index 6de5c5d..3cd3805 100644
--- a/src/sort/phase_1_uncompress.cpp
+++ b/src/sort/phase_1_uncompress.cpp
@@ -494,8 +494,10 @@ void* phase1MemCopy(void* data) {
             }
             
             // 这里需要再检查一次缓冲区，有数据的话需要处理，只需要线程内排序，再线程间归并排序，不需要压缩写入中间文件了
-            if (p.allBams.Size() > 0)
+            if (p.allBams.Size() > 0) {
+                spdlog::info("last round bams in buf: {}", p.allBams.Size());
                 handleLastRoundData(p);
+            }
 
             break;
         }
diff --git a/src/sort/phase_1_write.cpp b/src/sort/phase_1_write.cpp
index 110c9ef..afe1a68 100644
--- a/src/sort/phase_1_write.cpp
+++ b/src/sort/phase_1_write.cpp
@@ -89,7 +89,7 @@ void* phase1Write(void* data) {
     }
 
     // 写结尾，空block，bam文件需要
-    //fwrite("\037\213\010\4\0\0\0\0\0\377\6\0\102\103\2\0\033\0\3\0\0\0\0\0\0\0\0\0", 1, 28, p.midFilePtr);
+    // fwrite("\037\213\010\4\0\0\0\0\0\377\6\0\102\103\2\0\033\0\3\0\0\0\0\0\0\0\0\0", 1, 28, p.midFilePtr);
 
     spdlog::info("End write order: {}", p.writeOrder);
     return nullptr;
diff --git a/src/sort/phase_2.cpp b/src/sort/phase_2.cpp
index bf6d89f..7087b49 100644
--- a/src/sort/phase_2.cpp
+++ b/src/sort/phase_2.cpp
@@ -18,6 +18,10 @@
 #include "phase_2_write.h"
 #include "util/profiling.h"
 
+uint64_t block_id = 0;
+uint64_t read_bam_id = 0;
+uint64_t copy_bam_id = 0;
+uint64_t write_bam_id = 0;
 
 void phase2Pipeline(Phase2PipelineArg& p) {
     PROF_G_BEG(phase2);
@@ -25,13 +29,13 @@ void phase2Pipeline(Phase2PipelineArg& p) {
     pthread_t tidArr[6];  // 2-stage pipeline
     pthread_create(&tidArr[0], NULL, phase2ReadMidFile, &p);
     pthread_create(&tidArr[1], NULL, phase2Uncompress, &p);
-    pthread_create(&tidArr[2], NULL, phase2CopyToMergeBuf, &p);
-    pthread_create(&tidArr[3], NULL, phase2Merge, &p);
-    pthread_create(&tidArr[4], NULL, phase2Compress, &p);
-    pthread_create(&tidArr[5], NULL, phase2Write, &p);
+    //pthread_create(&tidArr[2], NULL, phase2CopyToMergeBuf, &p);
+    //pthread_create(&tidArr[3], NULL, phase2Merge, &p);
+    //pthread_create(&tidArr[4], NULL, phase2Compress, &p);
+    //pthread_create(&tidArr[5], NULL, phase2Write, &p);
 
-    for (int i = 0; i < 6; ++i) pthread_join(tidArr[i], NULL);
-    //for (int i = 0; i < 4; ++i) pthread_join(tidArr[i], NULL);
+    //for (int i = 0; i < 6; ++i) pthread_join(tidArr[i], NULL);
+    for (int i = 0; i < 2; ++i) pthread_join(tidArr[i], NULL);
 
     spdlog::info("all bams num: {}", p.numBam);
 
diff --git a/src/sort/phase_2.h b/src/sort/phase_2.h
index 5ca6e53..7260e89 100644
--- a/src/sort/phase_2.h
+++ b/src/sort/phase_2.h
@@ -23,6 +23,11 @@
 #include "sort.h"
 using std::string;
 
+extern uint64_t block_id;
+extern uint64_t read_bam_id;
+extern uint64_t copy_bam_id;
+extern uint64_t write_bam_id;
+
 // 循环缓冲区
 struct CircularBuffer {
     uint8_t* data = nullptr;
diff --git a/src/sort/phase_2_merge.cpp b/src/sort/phase_2_merge.cpp
index 9af2c66..264cd2d 100644
--- a/src/sort/phase_2_merge.cpp
+++ b/src/sort/phase_2_merge.cpp
@@ -199,6 +199,7 @@ static bool doPhase2Merge(Phase2PipelineArg& p, Phase2BamHeap<BamGreaterThan>& h
 
     mergeData.blockDataArr[mergeData.curIdx].Clear();
     while ((bam = heap.Top()) != nullptr) {
+        write_bam_id += 1;
         if (bam->addr == nullptr) {
             spdlog::info("null addr");
         }
@@ -242,6 +243,8 @@ static bool doPhase2Merge(Phase2PipelineArg& p, Phase2BamHeap<BamGreaterThan>& h
         *emptyFilePtr = emptyFile;
     }
 
+    spdlog::info("phase2 merge sort order: {}, write bam id: {}", p.mergeOrder, write_bam_id);
+
     return finish;
 }
 
diff --git a/src/sort/phase_2_read.cpp b/src/sort/phase_2_read.cpp
index 505e8f4..bcd03ca 100644
--- a/src/sort/phase_2_read.cpp
+++ b/src/sort/phase_2_read.cpp
@@ -1,5 +1,5 @@
 /*
-     Description: 中间文件读入和解析等
+     Description: 中间文件读入和解析等，包含读入数据，解压，拷贝到merge缓冲区
 
      Copyright : All right reserved by ICT
 
@@ -48,7 +48,7 @@ bool doReadMidFiles(Phase2PipelineArg& p) {
         finishNum += f.finish;
         //spdlog::info("fid: {}, readyNum: {}", i, f.readyReadBufNum);
     }
-    //spdlog::info("phase2 read order: {}, finishNum: {}, files: {}", p.readOrder, finishNum, p.midFiles.size());
+    spdlog::info("phase2 read order: {}, finishNum: {}, files: {}", p.readOrder, finishNum, p.midFiles.size());
     finish = finishNum == p.midFiles.size();
     PROF_G_END(phase2_read);
     return finish;
@@ -145,7 +145,9 @@ static void mtUncompressBlockBatch(void* data, long idx, int tid) {
                 blockBuf.curLen += dlen;
 
                 // 解析
-                ParseAddAllBams(blockBuf.data, 0, blockBuf.curLen, blockData.bams);
+                int bam_num = ParseAddAllBams(blockBuf.data, 0, blockBuf.curLen, blockData.bams);
+                // spdlog::error(" bams: {} - {}", bam_num, blockData.bams.Size());
+                read_bam_id += bam_num;
             }
 
             //spdlog::info("tid: {}, blockNum: {}, fid: {}, blocks: {}-{}, block range: {}-{}, {}", tid, blockNum, i, start, stop, startIdx, stopIdx,
@@ -255,6 +257,7 @@ bool doPhase2Uncompress(Phase2PipelineArg& p) {
         }
     }
     p.curBlockNum = blockNum;
+    block_id += blockNum;
 
 #if 1
     kt_for(p.numThread, mtUncompressBlockBatch, &p, p.numThread);
@@ -277,6 +280,9 @@ bool doPhase2Uncompress(Phase2PipelineArg& p) {
         // f.readyUncompressBufNum = 0;
     }
     PROF_G_END(phase2_uncompress);
+
+    spdlog::info("phase2 uncompress order: {}, read bams: {}, blocks: {}", p.uncompressOrder, read_bam_id, block_id);
+
     return hasUncompress;
 
     // exit(0);
@@ -288,11 +294,11 @@ void* phase2Uncompress(void* data) {
     while (true) {
         // previous dependency
         yarn::DEPENDENCY_NOT_TO_BE(p.readSig, 0);
-        yarn::DEPENDENCY_NOT_TO_BE(p.uncompressSig, Phase2File::UNCOMPRESSS_BUF_NUM);
+        //yarn::DEPENDENCY_NOT_TO_BE(p.uncompressSig, Phase2File::UNCOMPRESSS_BUF_NUM);
 
         if (p.readFinish) {
             while (p.uncompressOrder < p.readOrder) {
-                yarn::DEPENDENCY_NOT_TO_BE(p.uncompressSig, Phase2File::UNCOMPRESSS_BUF_NUM);
+                //yarn::DEPENDENCY_NOT_TO_BE(p.uncompressSig, Phase2File::UNCOMPRESSS_BUF_NUM);
                 doPhase2Uncompress(p);
                 yarn::UPDATE_SIG_ORDER(p.uncompressSig, p.uncompressOrder);
             }
@@ -317,6 +323,7 @@ int doPhase2CopyToMerge(Phase2PipelineArg& p) {
     PROF_G_BEG(phase2_copyToMerge);
     int usedUncompress = 0;
     p.uncompressReadyNum = 0;
+    size_t copied = 0;
 #if 1
     for (int i = 0; i < p.midFiles.size(); ++i) {
         int usedUncompressInFile = 0;
@@ -331,6 +338,7 @@ int doPhase2CopyToMerge(Phase2PipelineArg& p) {
             }
 
             int copiedNum = mergeData.CopyBams(uncompressBuf.blockBuf, uncompressBuf.bamArr, uncompressBuf.startIdx);
+            copied += copiedNum;
             uncompressBuf.startIdx += copiedNum;
             if (uncompressBuf.Size() == 0) {
                 f.readyUncompressBufNum -= 1;
@@ -341,6 +349,7 @@ int doPhase2CopyToMerge(Phase2PipelineArg& p) {
                     auto& uncompressBuf = f.uncompressBuf[f.copyOrder % f.UNCOMPRESSS_BUF_NUM];
                     if (mergeData.hasSpace(uncompressBuf.Front()->wholeBamLen)) { // merge有空间，uncompress有数据，那就继续添加到merge
                         int copiedNum = mergeData.CopyBams(uncompressBuf.blockBuf, uncompressBuf.bamArr, uncompressBuf.startIdx);
+                        copied += copiedNum;
                         uncompressBuf.startIdx += copiedNum;
                         if (uncompressBuf.Size() == 0) {
                             usedUncompressInFile += 1;
@@ -373,7 +382,8 @@ int doPhase2CopyToMerge(Phase2PipelineArg& p) {
 #else
     p.midFiles[p.copyMergeOrder % p.midFiles.size()].readyUncompressBufNum -= 1;
 #endif
-    spdlog::info("copy to merge order: {}-{}", p.copyMergeOrder, usedUncompress);
+    copy_bam_id += copied;
+    spdlog::info("copy to merge order: {}-{}, copied: {}, last id: {}", p.copyMergeOrder, usedUncompress, copied, copy_bam_id);
 
     PROF_G_END(phase2_copyToMerge);
 
diff --git a/src/sort/phase_2_write.cpp b/src/sort/phase_2_write.cpp
index 714a8d2..fe3e48e 100644
--- a/src/sort/phase_2_write.cpp
+++ b/src/sort/phase_2_write.cpp
@@ -79,6 +79,7 @@ static void doPhase2Write(Phase2PipelineArg& p) {
     DataBuffer& compressBuf = p.compressBuf[p.writeOrder % p.COMPRESS_BUF_NUM];
     fwrite(compressBuf.data, 1, compressBuf.curLen, p.outFilePtr);
     PROF_G_END(write_final);
+    spdlog::info("phase2 write order: {}", p.writeOrder);
 }
 
 void* phase2Write(void* data) {
diff --git a/src/util/yarn.h b/src/util/yarn.h
index 3265663..a2e996c 100644
--- a/src/util/yarn.h
+++ b/src/util/yarn.h
@@ -166,6 +166,12 @@ void free_lock_(lock_t *, char const *, long);
     finish = 1;                        \
     twist_(sig, yarn::BY, 1, __FILE__, __LINE__);
 
+#define SIGNAL_FINISH_ADD_ORDER(sig, finish, order) \
+    possess_(sig, __FILE__, __LINE__);       \
+    finish = 1;                              \
+    order += 1;                              \
+    twist_(sig, yarn::BY, 1, __FILE__, __LINE__);
+
 #define CONSUME_SIGNAL(sig)            \
     possess_(sig, __FILE__, __LINE__); \
     twist_(sig, yarn::BY, -1, __FILE__, __LINE__);