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Block resize » История » Версия 3

Рамиль Абдулбяров, 2013-06-25 12:03

1 1 Андрей Волков 
h1. Block resize
2 





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nitro ~ # *lvresize -L25G nitro/qemu944-pc-script5-static*





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nitro ~ # *lvs --units b nitro/qemu944-pc-script5-static*





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<pre>





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  LV                        VG    Attr     LSize        Pool Origin Data%  Move Log Copy%  Convert





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  qemu944-pc-script5-static nitro -wi-a--- 26843545600B





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</pre>





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nitro ~ # *netstat -apx*





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<pre>





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Active UNIX domain sockets (servers and established)





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Proto RefCnt Flags       Type       State         I-Node   PID/Program name     Path





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unix  2      [ ACC ]     SEQPACKET  LISTENING     87       1462/udevd           /run/udev/control





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unix  2      [ ACC ]     STREAM     LISTENING     2045277  7492/qemu-system-x8  /run/qemu/qemu943.control.sock





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unix  2      [ ACC ]     STREAM     LISTENING     2045279  7492/qemu-system-x8  /run/qemu/qemu943.readline.sock





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unix  2      [ ACC ]     STREAM     LISTENING     1057389  7272/qemu-system-x8  /run/qemu/qemu940.control.sock





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unix  2      [ ACC ]     STREAM     LISTENING     1057391  7272/qemu-system-x8  /run/qemu/qemu940.readline.sock





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unix  2      [ ACC ]     STREAM     LISTENING     87456868 32329/sshd: root@pt  /tmp/ssh-HvAJN32329/agent.32329





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unix  2      [ ACC ]     STREAM     LISTENING     86420695 25902/qemu-system-x  /run/qemu/qemu9071.control.sock





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unix  2      [ ACC ]     STREAM     LISTENING     86420697 25902/qemu-system-x  /run/qemu/qemu9071.readline.sock





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unix  7      [ ]         DGRAM                    1256     2795/rsyslogd        /dev/log





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unix  2      [ ]         DGRAM                    1277     2860/rsync           





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unix  2      [ ]         DGRAM                    1285     518/cron             





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unix  2      [ ]         DGRAM                    69584005 30905/dnsmasq        





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unix  3      [ ]         DGRAM                    1151     1462/udevd           





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unix  2      [ ]         DGRAM                    909290   28721/ntpd           





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unix  2      [ ]         DGRAM                    87456850 32329/sshd: root@pt  





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unix  3      [ ]         DGRAM                    1150     1462/udevd





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</pre>





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nitro ~ # *qmp-shell /run/qemu/qemu943.control.sock*





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<pre>





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Welcome to the QMP low-level shell!





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Connected to QEMU 1.2.2





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</pre>





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(QEMU) press: TAB-TAB





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<pre>





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add-fd                      cpu                         migrate_set_downtime        query-commands              query-uuid





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add_client                  device-list-properties      migrate_set_speed           query-cpu-definitions       query-version





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balloon                     device_add                  netdev_add                  query-cpus                  query-vnc





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block-job-cancel            device_del                  netdev_del                  query-events                quit





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block-job-set-speed         dump-guest-memory           pmemsave                    query-fdsets                remove-fd





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block-stream                eject                       qmp_capabilities            query-kvm                   screendump





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block_passwd                expire_password             qom-get                     query-machines              set_link





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block_resize                getfd                       qom-list                    query-mice                  set_password





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block_set_io_throttle       human-monitor-command       qom-list-types              query-migrate               stop





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blockdev-snapshot-sync      inject-nmi                  qom-set                     query-migrate-cache-size    system_powerdown





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change                      memsave                     query-balloon               query-migrate-capabilities  system_reset





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change-vnc-password         migrate                     query-block                 query-name                  system_wakeup





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client_migrate_info         migrate-set-cache-size      query-block-jobs            query-pci                   transaction





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closefd                     migrate-set-capabilities    query-blockstats            query-status                xen-save-devices-state





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cont                        migrate_cancel              query-chardev               query-target





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</pre>





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(QEMU) *query-block*





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<pre>





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{u'return': [{u'locked': False, u'type': u'unknown', u'io-status': u'ok', u'removable': False, u'device': u'disk-943-pc-script-root', u'inserted': {u'bps_rd': 0, u'backing_file_depth': 0, u'encrypted': False, u'bps_wr': 0, u'drv': u'raw', u'bps': 0, u'iops': 0, u'file': u'/dev/nitro/qemu943-pc-script-root', u'iops_rd': 0, u'encryption_key_missing': False, u'ro': False, u'iops_wr': 0}}, {u'locked': False, u'type': u'unknown', u'io-status': u'ok', u'removable': False, u'device': u'disk-943-pc-script-code', u'inserted': {u'bps_rd': 0, u'backing_file_depth': 0, u'encrypted': False, u'bps_wr': 0, u'drv': u'raw', u'bps': 0, u'iops': 0, u'file': u'/dev/nitro/qemu943-pc-script-code', u'iops_rd': 0, u'encryption_key_missing': False, u'ro': False, u'iops_wr': 0}}, {u'locked': False, u'type': u'unknown', u'io-status': u'ok', u'removable': False, u'device': u'disk-943-pc-script-static', u'inserted': {u'bps_rd': 0, u'backing_file_depth': 0, u'encrypted': False, u'bps_wr': 0, u'drv': u'raw', u'bps': 0, u'iops': 0, u'file': u'/dev/nitro/qemu943-pc-script-static', u'iops_rd': 0, u'encryption_key_missing': False, u'ro': False, u'iops_wr': 0}}, {u'locked': False, u'tray_open': False, u'io-status': u'ok', u'removable': True, u'device': u'ide1-cd0', u'type': u'unknown'}, {u'device': u'floppy0', u'type': u'unknown', u'tray_open': False, u'locked': False, u'removable': True}, {u'device': u'sd0', u'type': u'unknown', u'tray_open': False, u'locked': False, u'removable': True}]}





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</pre>





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(QEMU) *block_resize device=disk-943-pc-script-static size=26843545600*





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<pre>





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{u'return': {}}





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</pre>





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    3
    Рамиль Абдулбяров
    
h1. Выход из qmp-shell по Ctrl + D, а НЕ по quit.





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Команда quit выключит виртуальную машину.





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    2
    Рамиль Абдулбяров
    





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    1
    Андрей Волков
    
k943-pc-script ~ # *dmesg |tail*





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<pre>





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[6183931.271452] virtio_blk virtio2: new size: 52428800 512-byte logical blocks (26.8 GB/25.0 GiB)





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</pre>





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k943-pc-script ~ # *blockdev --rereadpt /dev/vdc*





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k943-pc-script ~ # *pvs /dev/vdc*





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<pre>





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  PV         VG     Fmt  Attr PSize  PFree   





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  /dev/vdc   static lvm2 a-   20.00g 1020.00m





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</pre>





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k943-pc-script ~ # *pvresize /dev/vdc*





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<pre>





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  Physical volume "/dev/vdc" changed





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  1 physical volume(s) resized / 0 physical volume(s) not resized





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</pre>





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k943-pc-script ~ # *pvs /dev/vdc*





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<pre>





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  PV         VG     Fmt  Attr PSize  PFree





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  /dev/vdc   static lvm2 a-   25.00g 6.00g





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</pre>