最近研究 process monitor,對于取得的Log 需要進行簡單的統計得出操作的類型,結果是一個 620000行左右的文件。數據示例如下:
"15:20:33.9935624","cmd.exe","1784","IRP_MJ_CREATE","C:\EDK","SUCCESS","Desired Access: Read Data/List Directory, Synchronize, Disposition: Open, Options: Directory, Synchronous IO Non-Alert, Attributes: n/a, ShareMode: Read, Write, AllocationSize: n/a, OpenResult: Opened"
python中logging模塊詳解,"15:20:33.9935792","cmd.exe","1784","IRP_MJ_DIRECTORY_CONTROL","C:\EDK\build.*","SUCCESS","Type: QueryDirectory, Filter: build.*, 2: Build"
"15:20:33.9936119","cmd.exe","1784","IRP_MJ_DIRECTORY_CONTROL","C:\EDK","NO MORE FILES","Type: QueryDirectory"
"15:20:33.9936272","cmd.exe","1784","IRP_MJ_CLEANUP","C:\EDK","SUCCESS",""
range函數python?"15:20:33.9936306","cmd.exe","1784","IRP_MJ_CLOSE","C:\EDK","SUCCESS",""
"15:20:33.9937049","cmd.exe","1784","IRP_MJ_CREATE","C:\EDK","SUCCESS","Desired Access: Read Data/List Directory, Synchronize, Disposition: Open, Options: Directory, Synchronous IO Non-Alert, Attributes: n/a, ShareMode: Read, Write, AllocationSize: n/a, OpenResult: Opened"
"15:20:33.9937169","cmd.exe","1784","IRP_MJ_DIRECTORY_CONTROL","C:\EDK\build","SUCCESS","Type: QueryDirectory, Filter: build, 2: Build"
python csv文件。"15:20:33.9937342","cmd.exe","1784","IRP_MJ_DIRECTORY_CONTROL","C:\EDK","NO MORE FILES","Type: QueryDirectory"
"15:20:33.9937476","cmd.exe","1784","IRP_MJ_CLEANUP","C:\EDK","SUCCESS",""
"15:20:33.9937541","cmd.exe","1784","IRP_MJ_CLOSE","C:\EDK","SUCCESS",""
python3?"15:20:33.9938281","cmd.exe","1784","IRP_MJ_CREATE","C:\EDK\BaseTools\Bin","SUCCESS","Desired Access: Read Data/List Directory, Synchronize, Disposition: Open, Options: Directory, Synchronous IO Non-Alert, Attributes: n/a, ShareMode: Read, Write, AllocationSize: n/a, OpenResult: Opened"
"15:20:33.9938586","cmd.exe","1784","IRP_MJ_DIRECTORY_CONTROL","C:\EDK\BaseTools\Bin\build.*","NO SUCH FILE","Type: QueryDirectory, Filter: build.*"
"15:20:33.9938787","cmd.exe","1784","IRP_MJ_CLEANUP","C:\EDK\BaseTools\Bin","SUCCESS",""
python列表。我需要提取出來IRP_MJ_DIRECTORY_CONTROL 和IRP_MJ_CLEANUP這樣的操作記錄下來。
聽說Python擅長于此,于是簡單學習一下進行統計。
第一個問題是如何處理大文件(目前的數據不算大,200MB),在【參考1】找到方法;
Python logging,第二個問題是如何進行統計的問題。我只需要記錄一個操作有還是沒有,所以使用字典類型最合適不過;
最終代碼如下(Python2.7環境下運行)
class Load_Corpus_with_Iteration(object):
def __init__(self,path):
self.path=path
def __iter__(self):
for line in open(self.path):
yield line.split()
corpus = Load_Corpus_with_Iteration('logfile.csv')
operate = {}
index=0
for item in corpus:
list1 = (item[0].split(','))
opStr=list1[3]
operate[opStr]=1
index=index+1
if index % 10000 ==0:
print index,str(operate)
結果如下(為了便于閱讀,經過簡單排版)
620000 {
'"IRP_MJ_DIRECTORY_CONTROL"': 1,
'"FASTIO_READ"': 1,
'"IRP_MJ_READ"': 1,
'"FASTIO_LOCK"': 1,
'"FASTIO_RELEASE_FOR_SECTION_SYNCHRONIZATION"': 1,
'"IRP_MJ_CLOSE"': 1,
'"IRP_MJ_QUERY_INFORMATION"': 1,
'"IRP_MJ_SET_INFORMATION"': 1,
'"FASTIO_ACQUIRE_FOR_SECTION_SYNCHRONIZATION"': 1,
'"FASTIO_QUERY_INFORMATION"': 1,
'"IRP_MJ_WRITE"': 1,
'"FASTIO_ACQUIRE_FOR_CC_FLUSH"': 1,
'"IRP_MJ_FILE_SYSTEM_CONTROL"': 1,
'"IRP_MJ_QUERY_VOLUME_INFORMATION"': 1,
'"FASTIO_WRITE"': 1,
'"IRP_MJ_CREATE"': 1,
'"FASTIO_NETWORK_QUERY_OPEN"': 1,
'"FASTIO_RELEASE_FOR_CC_FLUSH"': 1,
'"FASTIO_UNLOCK_SINGLE"': 1, '
"IRP_MJ_CLEANUP"': 1,
'"FASTIO_CHECK_IF_POSSIBLE"': 1}
參考:
1. https://blog.csdn.net/chixujohnny/article/details/53069988
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