Technical Guide Everything We Measured on Huge Files — Four Boundaries Where the Numbers Flip
The ceiling was 950 MB/s. That "N seconds" figure — at what file size, and on which attempt? Change either one…
Benchmark
Technical Guide 
Comparison Five Questions Against 258 GB and 4.5 Billion Lines — Where grep Loses to a GUI
Ask one file five questions in a row. Then narrow the result, tally it, replace something, and write it out. M…
Comparison Losing at 3 GB, a Cliff at 50 GB — EmEditor vs UwView Pro + Edit Upgrade on a 16 GB-RAM Laptop
Let me lead with the loss. On raw replace speed, EmEditor was 7.0× faster than my product. EmEditor is the cla…
Comparison Is ripgrep Really the Fastest on a 51 GB Single File? — rg vs grep vs UwView Pro, Measured
rg lost to grep. You've been handed a 51 GB log, and your fingers type rg — the same reflex you use on a repos…
Comparison Editing a Huge File Is Not About “Can You Open It” — It’s About How Many Times You Can Stop: 010 Editor, UltraEdit and UwView Pro (Edit) on Mac ARM
When you work with a very large text file, "the editor can open it" is not the finish line. Real work looks li…
Comparison Editing a 48GB File — and Saving Mid-Way: EmEditor vs UwView Pro (Edit) on the Same Windows Laptop
Last time we compared "opening a 48GB file and searching it." This time we go one step further — editing it, a…
Comparison Opening a 48 GB File Isn’t the Same as Investigating It — EmEditor vs UwView Pro on a 16 GB-RAM Laptop
"Find a specific string in this 48 GB file." When you get that request, what matters is not just "does the sof…
Comparison How to Open a 50GB Log File — and Reopen It in 0.05 Seconds. A klogg Alternative, Benchmarked
If you searched for a klogg alternative, you probably already know klogg is good. It is fast, it is free, it i…
Technical Guide My Fanless Mac Skewed My Benchmark by 54% — Thermal Throttling and Round-Robin Measurement
While measuring how my search engine scales with thread count (results here), I threw away my entire first dat…
Technical Guide How Many Search Threads Is the Right Number? I Measured 0.89 Billion Lines at 1-16 Threads
When you parallelize a text search, how many threads should you use? "One per core," "cores x 2," "physical co…