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sudo mount -o remount,nobarrier /
system
[ { "from": "human", "value": "Converta para comando linux: Desabilitar barreira" }, { "from": "gpt", "value": "sudo mount -o remount,nobarrier /" } ]
mount | grep discard
system
[ { "from": "human", "value": "Converta para comando linux: Verificar descarte" }, { "from": "gpt", "value": "mount | grep discard" } ]
sudo mount -o remount,discard /
system
[ { "from": "human", "value": "Converta para comando linux: Habilitar descarte" }, { "from": "gpt", "value": "sudo mount -o remount,discard /" } ]
sudo tune2fs -l /dev/sda1 | grep -A5 "Filesystem features:"
system
[ { "from": "human", "value": "Converta para comando linux: Verificar características do sistema de arquivos" }, { "from": "gpt", "value": "sudo tune2fs -l /dev/sda1 | grep -A5 \"Filesystem features:\"" } ]
sudo tune2fs -O metadata_csum /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Habilitar característica" }, { "from": "gpt", "value": "sudo tune2fs -O metadata_csum /dev/sda1" } ]
sudo tune2fs -O ^metadata_csum /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Desabilitar característica" }, { "from": "gpt", "value": "sudo tune2fs -O ^metadata_csum /dev/sda1" } ]
sudo tune2fs -l /dev/sda1 | grep -i superblock
system
[ { "from": "human", "value": "Converta para comando linux: Verificar superbloco" }, { "from": "gpt", "value": "sudo tune2fs -l /dev/sda1 | grep -i superblock" } ]
sudo dd if=/dev/sda1 of=sb_backup bs=1024 count=1
files
[ { "from": "human", "value": "Converta para comando linux: Backup do superbloco" }, { "from": "gpt", "value": "sudo dd if=/dev/sda1 of=sb_backup bs=1024 count=1" } ]
sudo dd if=sb_backup of=/dev/sda1 bs=1024 count=1 seek=0
files
[ { "from": "human", "value": "Converta para comando linux: Restaurar superbloco" }, { "from": "gpt", "value": "sudo dd if=sb_backup of=/dev/sda1 bs=1024 count=1 seek=0" } ]
sudo tune2fs -l /dev/sda1 | grep "Block size:"
system
[ { "from": "human", "value": "Converta para comando linux: Verificar tamanho do bloco" }, { "from": "gpt", "value": "sudo tune2fs -l /dev/sda1 | grep \"Block size:\"" } ]
sudo tune2fs -l /dev/sda1 | grep "Inode size:"
system
[ { "from": "human", "value": "Converta para comando linux: Verificar tamanho do inode" }, { "from": "gpt", "value": "sudo tune2fs -l /dev/sda1 | grep \"Inode size:\"" } ]
sudo tune2fs -l /dev/sda1 | grep "Inode count:"
system
[ { "from": "human", "value": "Converta para comando linux: Verificar quantidade de inodes" }, { "from": "gpt", "value": "sudo tune2fs -l /dev/sda1 | grep \"Inode count:\"" } ]
sudo resize2fs /dev/sda1 -I 256
files
[ { "from": "human", "value": "Converta para comando linux: Redimensionar tabela de inodes" }, { "from": "gpt", "value": "sudo resize2fs /dev/sda1 -I 256" } ]
sudo e4defrag -c /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Verificar fragmentaçã" }, { "from": "gpt", "value": "sudo e4defrag -c /dev/sda1" } ]
sudo e4defrag /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Desfragmentar" }, { "from": "gpt", "value": "sudo e4defrag /dev/sda1" } ]
sudo badblocks -v /dev/sda1 > badblocks.txt
system
[ { "from": "human", "value": "Converta para comando linux: Verificar blocos defeituosos" }, { "from": "gpt", "value": "sudo badblocks -v /dev/sda1 > badblocks.txt" } ]
sudo e2fsck -l badblocks.txt /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Marcar blocos defeituosos" }, { "from": "gpt", "value": "sudo e2fsck -l badblocks.txt /dev/sda1" } ]
quota -v
system
[ { "from": "human", "value": "Converta para comando linux: Verificar cota" }, { "from": "gpt", "value": "quota -v" } ]
quota -vg
system
[ { "from": "human", "value": "Converta para comando linux: Verificar cota de grupo" }, { "from": "gpt", "value": "quota -vg" } ]
sudo repquota -a
system
[ { "from": "human", "value": "Converta para comando linux: Relatório de cota" }, { "from": "gpt", "value": "sudo repquota -a" } ]
sudo quotaon -v /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Verificar cota para sistema de arquivos" }, { "from": "gpt", "value": "sudo quotaon -v /dev/sda1" } ]
sudo quotacheck -cug /dev/sda1 && quotaon /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Habilitar cota" }, { "from": "gpt", "value": "sudo quotacheck -cug /dev/sda1 && quotaon /dev/sda1" } ]
sudo setquota -u john 100000 110000 0 0 /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Definir cota do usuário" }, { "from": "gpt", "value": "sudo setquota -u john 100000 110000 0 0 /dev/sda1" } ]
sudo setquota -g developers 500000 550000 0 0 /dev/sda1
system
[ { "from": "human", "value": "Converta para comando linux: Definir cota de grupo" }, { "from": "gpt", "value": "sudo setquota -g developers 500000 550000 0 0 /dev/sda1" } ]
getfacl document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Verificar ACL" }, { "from": "gpt", "value": "getfacl document.txt" } ]
setfacl -m u:john:rwx document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Definir ACL" }, { "from": "gpt", "value": "setfacl -m u:john:rwx document.txt" } ]
setfacl -x u:john document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Remover ACL" }, { "from": "gpt", "value": "setfacl -x u:john document.txt" } ]
setfacl -d -m u:john:rwx /shared
security
[ { "from": "human", "value": "Converta para comando linux: ACL padrão" }, { "from": "gpt", "value": "setfacl -d -m u:john:rwx /shared" } ]
setfacl -b document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Remover todas as ACL" }, { "from": "gpt", "value": "setfacl -b document.txt" } ]
getfattr -d document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Verificar atributos estendidos" }, { "from": "gpt", "value": "getfattr -d document.txt" } ]
setfattr -n user.comment -v "Important" document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Definir atributo estendido" }, { "from": "gpt", "value": "setfattr -n user.comment -v \"Important\" document.txt" } ]
setfattr -x user.comment document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Remover atributo estendido" }, { "from": "gpt", "value": "setfattr -x user.comment document.txt" } ]
lsattr document.txt
security
[ { "from": "human", "value": "Converta para comando linux: Verificar atributo imutável" }, { "from": "gpt", "value": "lsattr document.txt" } ]
sudo chattr +i /etc/passwd
security
[ { "from": "human", "value": "Converta para comando linux: Definir imutável" }, { "from": "gpt", "value": "sudo chattr +i /etc/passwd" } ]
sudo chattr -i /etc/passwd
security
[ { "from": "human", "value": "Converta para comando linux: Remover imutável" }, { "from": "gpt", "value": "sudo chattr -i /etc/passwd" } ]
sudo chattr +a /var/log/secure
security
[ { "from": "human", "value": "Converta para comando linux: Definir apenas anexar" }, { "from": "gpt", "value": "sudo chattr +a /var/log/secure" } ]
sudo chattr -a /var/log/secure
security
[ { "from": "human", "value": "Converta para comando linux: Remover apenas anexar" }, { "from": "gpt", "value": "sudo chattr -a /var/log/secure" } ]
file archive.gz | grep compressed
files
[ { "from": "human", "value": "Converta para comando linux: Verificar compressã" }, { "from": "gpt", "value": "file archive.gz | grep compressed" } ]
gzip document.txt
files
[ { "from": "human", "value": "Converta para comando linux: Comprimir com gzip" }, { "from": "gpt", "value": "gzip document.txt" } ]
gunzip document.txt.gz
files
[ { "from": "human", "value": "Converta para comando linux: Descomprimir gzip" }, { "from": "gpt", "value": "gunzip document.txt.gz" } ]
bzip2 document.txt
files
[ { "from": "human", "value": "Converta para comando linux: Comprimir com bzip2" }, { "from": "gpt", "value": "bzip2 document.txt" } ]
bunzip2 document.txt.bz2
files
[ { "from": "human", "value": "Converta para comando linux: Descomprimir bzip2" }, { "from": "gpt", "value": "bunzip2 document.txt.bz2" } ]
xz document.txt
files
[ { "from": "human", "value": "Converta para comando linux: Comprimir com xz" }, { "from": "gpt", "value": "xz document.txt" } ]
unxz document.txt.xz
files
[ { "from": "human", "value": "Converta para comando linux: Descomprimir xz" }, { "from": "gpt", "value": "unxz document.txt.xz" } ]
lz4 document.txt
files
[ { "from": "human", "value": "Converta para comando linux: Comprimir com lz4" }, { "from": "gpt", "value": "lz4 document.txt" } ]
lz4 -d document.txt.lz4
files
[ { "from": "human", "value": "Converta para comando linux: Descomprimir lz4" }, { "from": "gpt", "value": "lz4 -d document.txt.lz4" } ]
zstd document.txt
files
[ { "from": "human", "value": "Converta para comando linux: Comprimir com zstd" }, { "from": "gpt", "value": "zstd document.txt" } ]
unzstd document.txt.zst
files
[ { "from": "human", "value": "Converta para comando linux: Descomprimir zstd" }, { "from": "gpt", "value": "unzstd document.txt.zst" } ]
tar -czvf backup.tar.gz /home/user/
files
[ { "from": "human", "value": "Converta para comando linux: Criar arquivo tar" }, { "from": "gpt", "value": "tar -czvf backup.tar.gz /home/user/" } ]
tar -xzvf backup.tar.gz
files
[ { "from": "human", "value": "Converta para comando linux: Extrair tar" }, { "from": "gpt", "value": "tar -xzvf backup.tar.gz" } ]
tar -tzvf backup.tar.gz
files
[ { "from": "human", "value": "Converta para comando linux: Listar conteúdo do tar" }, { "from": "gpt", "value": "tar -tzvf backup.tar.gz" } ]
zip -r backup.zip /home/user/
files
[ { "from": "human", "value": "Converta para comando linux: Criar zip" }, { "from": "gpt", "value": "zip -r backup.zip /home/user/" } ]
unzip backup.zip
files
[ { "from": "human", "value": "Converta para comando linux: Extrair zip" }, { "from": "gpt", "value": "unzip backup.zip" } ]
unzip -l backup.zip
files
[ { "from": "human", "value": "Converta para comando linux: Listar conteúdo do zip" }, { "from": "gpt", "value": "unzip -l backup.zip" } ]
tar -tzf backup.tar.gz >/dev/null && echo OK
files
[ { "from": "human", "value": "Converta para comando linux: Verificar integridade do arquivo" }, { "from": "gpt", "value": "tar -tzf backup.tar.gz >/dev/null && echo OK" } ]
split -b 100M backup.tar.gz "backup.tar.gz.part"
files
[ { "from": "human", "value": "Converta para comando linux: Dividir arquivo" }, { "from": "gpt", "value": "split -b 100M backup.tar.gz \"backup.tar.gz.part\"" } ]
cat backup.tar.gz.part* > backup.tar.gz
files
[ { "from": "human", "value": "Converta para comando linux: Juntar arquivos divididos" }, { "from": "gpt", "value": "cat backup.tar.gz.part* > backup.tar.gz" } ]
tar -czf - /home/user | wc -c
system
[ { "from": "human", "value": "Converta para comando linux: Verificar espaço em disco para arquivo" }, { "from": "gpt", "value": "tar -czf - /home/user | wc -c" } ]
tar -czvf - /home/user | gpg -c > backup.tar.gz.gpg
files
[ { "from": "human", "value": "Converta para comando linux: Criar arquivo criptografado" }, { "from": "gpt", "value": "tar -czvf - /home/user | gpg -c > backup.tar.gz.gpg" } ]
gpg -d backup.tar.gz.gpg | tar -xzvf -
files
[ { "from": "human", "value": "Converta para comando linux: Extrair arquivo criptografado" }, { "from": "gpt", "value": "gpg -d backup.tar.gz.gpg | tar -xzvf -" } ]
sudo mkisofs -o backup.iso /home/user
files
[ { "from": "human", "value": "Converta para comando linux: Criar ISO" }, { "from": "gpt", "value": "sudo mkisofs -o backup.iso /home/user" } ]
sudo cdrecord backup.iso
files
[ { "from": "human", "value": "Converta para comando linux: Gravar ISO" }, { "from": "gpt", "value": "sudo cdrecord backup.iso" } ]
isoinfo -d -i backup.iso
files
[ { "from": "human", "value": "Converta para comando linux: Verificar ISO" }, { "from": "gpt", "value": "isoinfo -d -i backup.iso" } ]
sudo mount -o loop backup.iso /mnt
files
[ { "from": "human", "value": "Converta para comando linux: Montar ISO" }, { "from": "gpt", "value": "sudo mount -o loop backup.iso /mnt" } ]
sudo dd if=archlinux.iso of=/dev/sdb bs=4M status=progress
files
[ { "from": "human", "value": "Converta para comando linux: Criar USB inicializável" }, { "from": "gpt", "value": "sudo dd if=archlinux.iso of=/dev/sdb bs=4M status=progress" } ]
sync && eject /dev/sdb
files
[ { "from": "human", "value": "Converta para comando linux: Verificar gravação USB" }, { "from": "gpt", "value": "sync && eject /dev/sdb" } ]
dd if=/dev/sda bs=512 count=1 | file -
system
[ { "from": "human", "value": "Converta para comando linux: Verificar setor de inicialização" }, { "from": "gpt", "value": "dd if=/dev/sda bs=512 count=1 | file -" } ]
dd if=/dev/sda of=mbr.backup bs=512 count=1
files
[ { "from": "human", "value": "Converta para comando linux: Backup do MBR" }, { "from": "gpt", "value": "dd if=/dev/sda of=mbr.backup bs=512 count=1" } ]
dd if=mbr.backup of=/dev/sda bs=512 count=1
files
[ { "from": "human", "value": "Converta para comando linux: Restaurar MBR" }, { "from": "gpt", "value": "dd if=mbr.backup of=/dev/sda bs=512 count=1" } ]
sudo sfdisk -d /dev/sda > partition.table
files
[ { "from": "human", "value": "Converta para comando linux: Backup da tabela de partições" }, { "from": "gpt", "value": "sudo sfdisk -d /dev/sda > partition.table" } ]
sudo sfdisk /dev/sda < partition.table
files
[ { "from": "human", "value": "Converta para comando linux: Restaurar tabela de partições" }, { "from": "gpt", "value": "sudo sfdisk /dev/sda < partition.table" } ]
sudo parted /dev/sda align-check opt 1
system
[ { "from": "human", "value": "Converta para comando linux: Verificar alinhamento do disco" }, { "from": "gpt", "value": "sudo parted /dev/sda align-check opt 1" } ]
sudo parted /dev/sda mklabel gpt
system
[ { "from": "human", "value": "Converta para comando linux: Otimizar alinhamento" }, { "from": "gpt", "value": "sudo parted /dev/sda mklabel gpt" } ]
sudo hddtemp /dev/sda
system
[ { "from": "human", "value": "Converta para comando linux: Verificar tipo de disco" }, { "from": "gpt", "value": "sudo hddtemp /dev/sda" } ]
sensors | grep -i temp
monitoring
[ { "from": "human", "value": "Converta para comando linux: Monitorar temperatura do disco" }, { "from": "gpt", "value": "sensors | grep -i temp" } ]
dmesg | grep -i sda | grep -i error
system
[ { "from": "human", "value": "Converta para comando linux: Verificar erros do disco" }, { "from": "gpt", "value": "dmesg | grep -i sda | grep -i error" } ]
sudo smartctl -A /dev/sda | grep Reallocated
system
[ { "from": "human", "value": "Converta para comando linux: Verificar setores remapeados" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Reallocated" } ]
sudo smartctl -A /dev/sda | grep Pending
system
[ { "from": "human", "value": "Converta para comando linux: Verificar setores pendentes" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Pending" } ]
sudo smartctl -A /dev/sda | grep Uncorrectable
system
[ { "from": "human", "value": "Converta para comando linux: Verificar setores não corrigíveis" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Uncorrectable" } ]
sudo smartctl -A /dev/sda | grep Power_On_Hours
system
[ { "from": "human", "value": "Converta para comando linux: Verificar horas de funcionamento" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Power_On_Hours" } ]
sudo smartctl -A /dev/sda | grep Load_Cycle_Count
system
[ { "from": "human", "value": "Converta para comando linux: Verificar ciclos de carga" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Load_Cycle_Count" } ]
sudo smartctl -A /dev/sda | grep Temperature_Celsius
system
[ { "from": "human", "value": "Converta para comando linux: Verificar temperatura" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Temperature_Celsius" } ]
sudo smartctl -A /dev/sda | grep Wear_Leveling_Count
system
[ { "from": "human", "value": "Converta para comando linux: Verificar desgaste do SSD" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Wear_Leveling_Count" } ]
sudo smartctl -A /dev/sda | grep Available_Spare
system
[ { "from": "human", "value": "Converta para comando linux: Verificar reserva do SSD" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Available_Spare" } ]
sudo smartctl -A /dev/sda | grep Percentage_Used
system
[ { "from": "human", "value": "Converta para comando linux: Verificar vida útil do SSD" }, { "from": "gpt", "value": "sudo smartctl -A /dev/sda | grep Percentage_Used" } ]
sudo nvme list
system
[ { "from": "human", "value": "Converta para comando linux: Verificar NVMe" }, { "from": "gpt", "value": "sudo nvme list" } ]
sudo nvme smart-log /dev/nvme0
system
[ { "from": "human", "value": "Converta para comando linux: Log inteligente NVMe" }, { "from": "gpt", "value": "sudo nvme smart-log /dev/nvme0" } ]
sudo nvme error-log /dev/nvme0
system
[ { "from": "human", "value": "Converta para comando linux: Log de errores NVMe" }, { "from": "gpt", "value": "sudo nvme error-log /dev/nvme0" } ]
sudo nvme format /dev/nvme0
system
[ { "from": "human", "value": "Converta para comando linux: Formatar NVMe" }, { "from": "gpt", "value": "sudo nvme format /dev/nvme0" } ]
sudo nvme fw-download /dev/nvme0 -f firmware.bin
system
[ { "from": "human", "value": "Converta para comando linux: Firmware NVMe" }, { "from": "gpt", "value": "sudo nvme fw-download /dev/nvme0 -f firmware.bin" } ]
sudo hdparm -I /dev/sda | grep -i speed
system
[ { "from": "human", "value": "Converta para comando linux: Verificar velocidade SATA" }, { "from": "gpt", "value": "sudo hdparm -I /dev/sda | grep -i speed" } ]
sudo hdparm -I /dev/sda | grep -i ncq
system
[ { "from": "human", "value": "Converta para comando linux: Verificar NCQ" }, { "from": "gpt", "value": "sudo hdparm -I /dev/sda | grep -i ncq" } ]
sudo hdparm -I /dev/sda | grep -i trim
system
[ { "from": "human", "value": "Converta para comando linux: Verificar TRIM" }, { "from": "gpt", "value": "sudo hdparm -I /dev/sda | grep -i trim" } ]
sudo fstrim -v /
system
[ { "from": "human", "value": "Converta para comando linux: Habilitar TRIM" }, { "from": "gpt", "value": "sudo fstrim -v /" } ]
sudo systemctl enable fstrim.timer
system
[ { "from": "human", "value": "Converta para comando linux: Agendar TRIM" }, { "from": "gpt", "value": "sudo systemctl enable fstrim.timer" } ]
systemctl status fstrim.timer
system
[ { "from": "human", "value": "Converta para comando linux: Verificar status TRIM" }, { "from": "gpt", "value": "systemctl status fstrim.timer" } ]
sudo fstrim --all
system
[ { "from": "human", "value": "Converta para comando linux: TRIM manual" }, { "from": "gpt", "value": "sudo fstrim --all" } ]
Edit /etc/fstab and add ""discard"" to options
files
[ { "from": "human", "value": "Converta para comando linux: Habilitar descarte no fstab" }, { "from": "gpt", "value": "Edit /etc/fstab and add \"\"discard\"\" to options" } ]
cat /sys/block/sda/queue/scheduler
system
[ { "from": "human", "value": "Converta para comando linux: Verificar agendador E/S" }, { "from": "gpt", "value": "cat /sys/block/sda/queue/scheduler" } ]
echo deadline | sudo tee /sys/block/sda/queue/scheduler
system
[ { "from": "human", "value": "Converta para comando linux: Mudar agendador E/S" }, { "from": "gpt", "value": "echo deadline | sudo tee /sys/block/sda/queue/scheduler" } ]