******* Very important, very useful, very awesome scripts for testing disk io speed in Linux
1 Installation tool library
Install fio
First, you need to install fio. The installation method may vary in different Linux distributions.
Fio can be used directly through command line parameters, or it can be used to define complex test scenarios through configuration files.
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Debian/Ubuntu
sudo apt-get update
sudo apt-get install fio
CentOS/RHEL
sudo yum install epel-release
sudo yum install fio
- Create a MakeFile file and execute the following script directly by making command. Very fast.
Very good.
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# Define variables
FIO_CMD = fio
#Change the device here
FILENAME = /dev/nvme1n1p2
DIRECT = 0
#Random read randread write randwrite mixed read and write randrw
RW = randrw
#Block size is 4KB
BS = 1024k
#Change the test size here
SIZE = 100G
NUMJOBS = 64
#Modify the run time here
RUNTIME = 60
#Summarize the results of all jobs
GROUP_REPORTING = 1
NAME = test
#Name file with timestamp
LOG_FILE = LOG_FILE = fio_test_$(shell date +%Y%m%d_%H%M%S).log
# Define the fio command
FIO_ARGS = --filename=$(FILENAME) \
--direct=$(DIRECT) \
--rw=$(RW) \
--bs=$(BS) \
--size=$(SIZE) \
--numjobs=$(NUMJOBS) \
--runtime=$(RUNTIME) \
--group_reporting=$(GROUP_REPORTING) \
--name=$(NAME) \
--status-interval=1
# Default target
all: test
# Run the fio test and save the output to the log file
test:
@echo "Running fio test..."
$(FIO_CMD) $(FIO_ARGS) | tee $(LOG_FILE) #Save logs and display them in real time
@echo "Test completed. Log saved to $(LOG_FILE)."
# Clean the log files
clean:
@echo "Cleaning up..."
rm -f $(LOG_FILE)
.PHONY: all test clean help