Percona Toolkit adalah sekelompok alat baris perintah open-source mutakhir yang dibuat dan digunakan oleh staf teknis Percona, dibuat untuk melakukan berbagai server MySQL® dan MongoDB® dan tugas sistem secara otomatis yang dilakukan secara manual sangat sulit atau rumit untuk dilakukan.
Instal Percona Toolkit di Centos 7:
Percona toolkit rpm dapat diunduh dari repositori Percona:
wget https://www.percona.com/downloads/percona-toolkit/3.2.0/binary/redhat/7/x86_64/percona-toolkit-3.2.0-1.el7.x86_64.rpm
anda dapat menginstal rpm percona-toolkit menggunakan yum itu akan menyelesaikan semua dependensi dari repositori Percona
yum install -y percona-toolkit-3.2.0-1.el7.x86_64.rpm
Setelah penginstalan selesai, Anda akan menemukan semua daftar alat di bawah yang terinstal di server Anda.
Anda dapat memeriksa di bawah apakah alat percona telah diinstal atau tidak di direktori /usr/bin/
[[email protected] bin]# ll /usr/bin/pt-* -rwxr-xr-x. 1 root root 41747 Apr 23 20:41 /usr/bin/pt-align -rwxr-xr-x. 1 root root 272634 Apr 23 20:41 /usr/bin/pt-archiver -rwxr-xr-x. 1 root root 171698 Apr 23 20:41 /usr/bin/pt-config-diff -rwxr-xr-x. 1 root root 168893 Apr 23 20:41 /usr/bin/pt-deadlock-logger -rwxr-xr-x. 1 root root 166450 Apr 23 20:41 /usr/bin/pt-diskstats -rwxr-xr-x. 1 root root 172014 Apr 23 20:41 /usr/bin/pt-duplicate-key-checker -rwxr-xr-x. 1 root root 50157 Apr 23 20:41 /usr/bin/pt-fifo-split -rwxr-xr-x. 1 root root 152724 Apr 23 20:41 /usr/bin/pt-find -rwxr-xr-x. 1 root root 67304 Apr 23 20:41 /usr/bin/pt-fingerprint -rwxr-xr-x. 1 root root 135870 Apr 23 20:41 /usr/bin/pt-fk-error-logger -rwxr-xr-x. 1 root root 225525 Apr 23 20:41 /usr/bin/pt-heartbeat -rwxr-xr-x. 1 root root 229128 Apr 23 20:41 /usr/bin/pt-index-usage -rwxr-xr-x. 1 root root 32405 Apr 23 20:41 /usr/bin/pt-ioprofile -rwxr-xr-x. 1 root root 257728 Apr 23 20:41 /usr/bin/pt-kill -rwxr-xr-x. 1 root root 21913 Apr 23 20:41 /usr/bin/pt-mext -rwxr-xr-x. 1 root root 9908136 Apr 23 20:42 /usr/bin/pt-mongodb-query-digest -rwxr-xr-x. 1 root root 10307464 Apr 23 20:42 /usr/bin/pt-mongodb-summary -rwxr-xr-x. 1 root root 108113 Apr 23 20:41 /usr/bin/pt-mysql-summary -rwxr-xr-x. 1 root root 431516 Apr 23 20:41 /usr/bin/pt-online-schema-change -rwxr-xr-x. 1 root root 5889136 Apr 23 20:42 /usr/bin/pt-pg-summary -rwxr-xr-x. 1 root root 24598 Apr 23 20:41 /usr/bin/pt-pmp -rwxr-xr-x. 1 root root 529350 Apr 23 20:41 /usr/bin/pt-query-digest -rwxr-xr-x. 1 root root 4412272 Apr 23 20:42 /usr/bin/pt-secure-collect -rwxr-xr-x. 1 root root 79159 Apr 23 20:41 /usr/bin/pt-show-grants -rwxr-xr-x. 1 root root 37784 Apr 23 20:41 /usr/bin/pt-sift -rwxr-xr-x. 1 root root 147867 Apr 23 20:41 /usr/bin/pt-slave-delay -rwxr-xr-x. 1 root root 133040 Apr 23 20:41 /usr/bin/pt-slave-find -rwxr-xr-x. 1 root root 186580 Apr 23 20:41 /usr/bin/pt-slave-restart -rwxr-xr-x. 1 root root 76185 Apr 23 20:41 /usr/bin/pt-stalk -rwxr-xr-x. 1 root root 90816 Apr 23 20:41 /usr/bin/pt-summary -rwxr-xr-x. 1 root root 461826 Apr 23 20:41 /usr/bin/pt-table-checksum -rwxr-xr-x. 1 root root 406316 Apr 23 20:41 /usr/bin/pt-table-sync -rwxr-xr-x. 1 root root 248658 Apr 23 20:41 /usr/bin/pt-table-usage -rwxr-xr-x. 1 root root 334033 Apr 23 20:41 /usr/bin/pt-upgrade -rwxr-xr-x. 1 root root 179330 Apr 23 20:41 /usr/bin/pt-variable-advisor -rwxr-xr-x. 1 root root 103460 Apr 23 20:41 /usr/bin/pt-visual-explain
Alat
- pt-align
- pt-archiver
- pt-config-diff
- pt-deadlock-logger
- pt-diskstats
- pt-duplicate-key-checker
- pt-fifo-split
- pt-find
- pt-sidik jari
- pt-fk-error-logger
- pt-detak jantung
- pt-index-usage
- pt-ioprofile
- pt-kill
- pt-mext
- pt-mongodb-query-digest
- pt-mongodb-summary
- pt-mysql-summary
- pt-online-schema-change
- pt-pg-summary
- pt-pmp
- pt-query-digest
- pt-secure-collect
- pt-show-grants
- pt-sift
- pt-slave-delay
- pt-slave-find
- pt-slave-restart
- pt-stalk
- pt-summary
- pt-table-checksum
- pt-table-sync
- pt-table-usage
- pt-upgrade
- pt-variable-advisor
- pt-visual-explain
Anda sekarang telah menginstal Percona Toolkit di Centos 7. Gunakan tautan di atas untuk menemukan deskripsi Alat dan contoh penggunaan
[[email protected] ~]# pt-summary # Percona Toolkit System Summary Report ###################### Date | 2020-06-22 16:07:15 UTC (local TZ: +03 +0300) Hostname | localhost.localdomain Uptime | 8:06, 4 users, load average: 0.02, 0.02, 0.05 System | innotek GmbH; VirtualBox; v1.2 (Other) Service Tag | 0 Platform | Linux Release | CentOS Linux release 7.8.2003 (Core) Kernel | 3.10.0-1127.10.1.el7.x86_64 Architecture | CPU = 64-bit, OS = 64-bit Threading | NPTL 2.17 SELinux | Enforcing Virtualized | KVM # Processor ################################################## Processors | physical = 1, cores = 1, virtual = 1, hyperthreading = no Speeds | 1x2394.466 Models | 1xIntel(R) Core(TM) i7-5500U CPU @ 2.40GHz Caches | 1x4096 KB # Memory ##################################################### Total | 3.7G Free | 648.4M Used | physical = 1.1G, swap allocated = 2.5G, swap used = 0.0, virtual = 1.1G Shared | 18.7M Buffers | 2.0G Caches | 2.3G Dirty | 112 kB UsedRSS | 1.5G Swappiness | 30 DirtyPolicy | 30, 10 DirtyStatus | 0, 0 Locator Size Speed Form Factor Type Type Detail ========= ======== ================= ============= ============= =========== # Mounted Filesystems ######################################## Filesystem Size Used Type Opts Mountpoint /dev/mapper/centos-root 37G 22% xfs rw,relatime,seclabel,attr2,inode64,noquota / /dev/sda1 1014M 24% xfs rw,relatime,seclabel,attr2,inode64,noquota /boot . . . tmpfs 377M 1% tmpfs ro,nosuid,nodev,noexec,seclabel,mode=755 /run/user/0 # Disk Schedulers And Queue Size ############################# dm-0 | 128 dm-1 | 128 sda | [deadline] 128 sr0 | [deadline] 128 # Disk Partioning ############################################ Device Type Start End Size ============ ==== ========== ========== ================== /dev/dm-0 Disk 39183187968 /dev/dm-1 Disk 2684354560 /dev/sda Disk 42949672960 /dev/sda1 Part 2048 2099199 1073741312 /dev/sda2 Part 2099200 83886079 41874882048 # Kernel Inode State ######################################### dentry-state | 50193 30566 45 0 3904 0 file-nr | 8672 0 378007 inode-nr | 64170 21818 # LVM Volumes ################################################ LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert root centos -wi-ao---- 36.49g swap centos -wi-ao---- 2.50g # LVM Volume Groups ########################################## VG VSize VFree centos <39.00g 4.00m # RAID Controller ############################################ Controller | No RAID controller detected # Network Config ############################################# Controller | Intel Corporation 82540EM Gigabit Ethernet Controller (rev 02) Controller | Intel Corporation 82540EM Gigabit Ethernet Controller (rev 02) FIN Timeout | 60 Port Range | 60999 # Interface Statistics ####################################### interface rx_bytes rx_packets rx_errors tx_bytes tx_packets tx_errors ========= ========= ========== ========== ========== ========== ========== lo 5000 60 0 5000 60 0 enp0s3 300000 3000 0 600000 3000 0 enp0s8 600000000 450000 0 3500000 60000 0 virbr0 0 0 0 0 0 0 virbr0-nic 0 0 0 0 0 0 vboxnet0 0 0 0 3500 20 0 # Network Devices ############################################ Device Speed Duplex ========= ========= ========= virbr0-nic 10Mb/s Full vboxnet0 10Mb/s Full enp0s3 1000Mb/s Full virbr0 enp0s8 1000Mb/s Full # Network Connections ######################################## 22 1 States of connections ESTABLISHED 1 LISTEN 10 # Top Processes ############################################## PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 15551 root 20 0 162128 2188 1516 R 18.8 0.1 0:00.04 top . . 10 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 lru-add-dra+ # Notable Processes ########################################## PID OOM COMMAND 1231 -17 sshd # Memory mamagement ########################################## Transparent huge pages are enabled. # The End ####################################################
pt-mysql-summary dapat digunakan seperti yang disebutkan dalam contoh di bawah ini
[[email protected] ~]# pt-mysql-summary --host localhost --user root --ask-pass
Contoh di bawah ini menunjukkan penggunaan statistik disk pada level OS:
[[email protected] ~]#pt-diskstats# A software update is available: #ts device rd_s rd_avkb rd_mb_s rd_mrg rd_cnc rd_rt wr_s wr_avkb wr_mb_s wr_mrg wr_cnc wr_rt busy in_prg io_s qtime stime 1.0 sda 0.0 0.0 0.0 0% 0.0 0.0 7.0 10.8 0.1 12% 0.0 2.2 1% 0 7.0 1.5 0.8 1.0 sda2 0.0 0.0 0.0 0% 0.0 0.0 6.0 12.6 0.1 14% 0.0 2.4 1% 0 6.0 1.7 0.7 1.0 dm-0 0.0 0.0 0.0 0% 0.0 0.0 7.0 10.8 0.1 0% 0.0 2.9 1% 0 7.0 2.0 0.9 1.0 sda 0.0 0.0 0.0 0% 0.0 0.0 0.0 0.0 0.0 0% 0.0 0.0 0% 0 0.0 0.0 0.0 1.0 sda2 0.0 0.0 0.0 0% 0.0 0.0 0.0 0.0 0.0 0% 0.0 0.0 0% 0 0.0 0.0 0.0 1.0 dm-0 0.0 0.0 0.0 0% 0.0 0.0 0.0 0.0 0.0 0% 0.0 0.0 0% 0 0.0 0.0 0.0
