Claude
f8c9e244a3
Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_017ic4b3pDoGLiWk6LLBeHjW
18 lines
1.1 KiB
Plaintext
18 lines
1.1 KiB
Plaintext
== 1. read() calls that reach the underlying InputStream (first 50 MB of the file) ==
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InputStreamReader.read() per char underlying calls= 6,104 avg bytes/call= 8,192.0
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BufferedReader(8192).read() per char underlying calls= 6,104 avg bytes/call= 8,192.0
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BufferedReader(8192).readLine() underlying calls= 6,104 avg bytes/call= 8,192.0
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BufferedReader(65536).readLine() underlying calls= 6,104 avg bytes/call= 8,192.0
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BufferedReader(1).readLine() underlying calls= 6,104 avg bytes/call= 8,192.0
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== 2. time to consume the whole file (3 passes each; indicative, same JVM) ==
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pass 1 InputStreamReader.read() per char 6,493 ms
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pass 1 BufferedReader.read() per char 4,902 ms
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pass 1 BufferedReader.readLine() 206 ms
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pass 2 InputStreamReader.read() per char 7,373 ms
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pass 2 BufferedReader.read() per char 4,948 ms
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pass 2 BufferedReader.readLine() 279 ms
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pass 3 InputStreamReader.read() per char 7,395 ms
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pass 3 BufferedReader.read() per char 5,077 ms
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pass 3 BufferedReader.readLine() 269 ms
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