Question Analysis

Within Linux process execution records, locate any bash commands where the HISTFILESIZE environment variable was exported. What value was assigned to HISTFILESIZE?

5cafd6c1-2f43-46eb-ac47-a5301ba0a618
Question ID
16/16
Models Correct
1
Valid Answer
100%
Success Rate
Reference Answer

Human-validated correct answer for this question

0
Model Performance Comparison

See how different AI models performed on this question

ModelAnswerKQL QueryStatusAttemptsTimeCost
gemini-2.5-flash-preview-04-17
0
DeviceProcessEvents | where FileName == "bash" or ProcessCommandLine contains "bash" | where ProcessCommandLine contains "export HISTFILESIZE=" | extend HISTFILESIZE_Value = extract(@"export\s+HISTFILESIZE=([^\s]+)", 1, ProcessCommandLine) | project Timestamp, DeviceName, ProcessCommandLine, HISTFILESIZE_Value
Correct
2
12.19s
0.0058
gpt-35-turbo
0
DeviceProcessEvents | where ProcessCommandLine contains 'bash' | where ProcessCommandLine contains 'export HISTFILESIZE'
Correct
1
3.04s
0.0053
gpt-4-turbo-2024-04-09
0
DeviceProcessEvents | where FileName == 'bash' and ProcessCommandLine has 'export HISTFILESIZE' | extend HISTFILESIZE_Value = tostring(extract('HISTFILESIZE=(\\d+)',1,ProcessCommandLine)) | project TimeGenerated, DeviceName, AccountName, ProcessCommandLine, HISTFILESIZE_Value
Correct
3
21.97s
0.1494
gpt-4.1
0
DeviceProcessEvents | where FileName =~ "bash" | where ProcessCommandLine has "export HISTFILESIZE=" | extend HISTFILESIZE_Value = extract(@'export HISTFILESIZE=([^\s;]+)', 1, ProcessCommandLine) | project TimeGenerated, DeviceName, AccountName, ProcessId, ProcessCommandLine, HISTFILESIZE_Value
Correct
1
4.37s
0.0121
gpt-4.1-finetuned
0
DeviceProcessEvents | where FolderPath endswith "bash" or ProcessCommandLine contains "/bash " | where ProcessCommandLine contains "export" and ProcessCommandLine contains "HISTFILESIZE="
Correct
1
6.65s
0.0227
gpt-4.1-mini
0
DeviceProcessEvents | where FileName == "bash" // limit to bash processes | where ProcessCommandLine contains "export HISTFILESIZE=" // commands exporting HISTFILESIZE | extend HISTFILESIZE_Value = extract(@"export HISTFILESIZE=([^\s]+)", 1, ProcessCommandLine) // extract the assigned value | project TimeGenerated, DeviceName, AccountName, ProcessCommandLine, HISTFILESIZE_Value | where isnotempty(HISTFILESIZE_Value)
Correct
1
4.06s
0.0025
gpt-4.1-nano
0
DeviceProcessEvents | where ProcessCommandLine contains 'bash' | where ProcessCommandLine matches regex @'(?i)export\s+HISTFILESIZE\s*=\s*[^\s]+' | extend HISTFILESIZE_Value=extract(@'HISTFILESIZE\s*=\s*([^\s]+)', 1, ProcessCommandLine) | project TimeGenerated, DeviceName, ProcessCommandLine, HISTFILESIZE_Value | where isnotempty(HISTFILESIZE_Value)
Correct
1
2.64s
0.0006
gpt-4o
0
DeviceProcessEvents | where InitiatingProcessCommandLine has "export HISTFILESIZE=" | extend HISTFILESIZEValue = extract("HISTFILESIZE=(\\d+)", 1, InitiatingProcessCommandLine) | project DeviceId, DeviceName, ProcessCommandLine, HISTFILESIZEValue
Correct
1
2.41s
0.0157
grok-3-beta
0
DeviceProcessEvents | where ProcessCommandLine has 'bash' | where ProcessCommandLine matches regex @'export\s+HISTFILESIZE=\d+' | extend HISTFILESIZE_Value = extract(@'HISTFILESIZE=(\d+)', 1, ProcessCommandLine) | project DeviceName, AccountName, ProcessCommandLine, HISTFILESIZE_Value, Timestamp | order by Timestamp desc
Correct
1
9.36s
0.0224
grok-3-mini-beta
0
DeviceProcessEvents | where FileName contains "bash" | where ProcessCommandLine contains "export HISTFILESIZE=" | extend HISTValue = extract("export HISTFILESIZE=([^ ]+)", 1, ProcessCommandLine) | project TimeGenerated, DeviceName, ProcessCommandLine, HISTValue | order by TimeGenerated desc
Correct
1
10.84s
0.0017
o1-high
0
DeviceProcessEvents | where FileName == "bash" | where ProcessCommandLine has "export HISTFILESIZE=" | extend HISTFILESIZEValue = extract(@"export\s+HISTFILESIZE=(?<histVal>\S+)", 1, ProcessCommandLine) | project TimeGenerated, DeviceName, AccountName, ProcessCommandLine, HISTFILESIZEValue
Correct
1
27.80s
0.2306
o1-low
0
DeviceProcessEvents | where FileName =~ "bash" | where ProcessCommandLine contains "export HISTFILESIZE=" | parse kind=regex ProcessCommandLine with ".*export HISTFILESIZE=([^ ]+).*" histFileSize | project TimeGenerated, DeviceName, AccountName, ProcessCommandLine, histFileSize
Correct
5
117.31s
0.8059
o3-mini-high
0
DeviceProcessEvents | where FileName has "bash" and ProcessCommandLine contains "export HISTFILESIZE" | extend HistfileSize = extract(@"export\s+HISTFILESIZE[=\s]+(\S+)", 1, ProcessCommandLine) | project TimeGenerated, DeviceName, AccountName, FileName, ProcessCommandLine, HistfileSize
Correct
1
8.73s
0.0081
o3-mini-low
0
DeviceProcessEvents | where FileName contains "bash" | where ProcessCommandLine contains "export HISTFILESIZE=" | extend HISTFILESIZEValue = extract("export\\s+HISTFILESIZE=([^\\s]+)", 1, ProcessCommandLine) | project TimeGenerated, ProcessCommandLine, HISTFILESIZEValue
Correct
2
16.30s
0.0189
o4-mini-high
0
DeviceProcessEvents | where FileName == "bash" | where ProcessCommandLine contains "HISTFILESIZE" | extend HistFileSize = extract(@"HISTFILESIZE\s*=\s*([^;\s]+)", 1, ProcessCommandLine) | where isnotempty(HistFileSize) | project TimeGenerated, DeviceName, AccountName, ProcessCommandLine, HistFileSize
Correct
1
31.44s
0.0097
o4-mini-low
0
DeviceProcessEvents // Rely on the platform's time picker for the timerange | where FileName == "bash" or ProcessCommandLine has "bash" | where ProcessCommandLine has "export HISTFILESIZE" // Extract the HISTFILESIZE value using regex | extend HISTFILESIZE_Value = extract(@"HISTFILESIZE\s*=\s*([^; ]+)", 1, ProcessCommandLine) | project TimeGenerated, DeviceName, AccountName, ProcessId, ProcessCreationTime, ProcessCommandLine, HISTFILESIZE_Value | order by TimeGenerated desc
Correct
1
60.91s
0.0098