Оперативная память / память меньше установленной

Итак, у меня на вашем ноутбуке установлена ​​8 ГБ оперативной памяти. Он показывает 8 ГБ в BIOS и при загрузке Windows, но когда я вхожу в систему Ubuntu, отражается только 2 ГБ памяти.

Я не могу понять, как использовать мой компьютер при полной функциональности.

выход бесплатно -h

$ free -h total used free shared buff/cache available Mem: 2,0G 1,1G 132M 320M 829M 402M Swap: 7,5G 1,0G 6,5G 

вывода для sudo dmidecode -t памяти

 $ sudo dmidecode -t memory # dmidecode 3.0 Getting SMBIOS data from sysfs. SMBIOS 2.8 present. Handle 0x0007, DMI type 16, 23 bytes Physical Memory Array Location: System Board Or Motherboard Use: System Memory Error Correction Type: None Maximum Capacity: 8 GB Error Information Handle: Not Provided Number Of Devices: 1 Handle 0x0008, DMI type 17, 40 bytes Memory Device Array Handle: 0x0007 Error Information Handle: Not Provided Total Width: 64 bits Data Width: 64 bits Size: 8192 MB Form Factor: SODIMM Set: None Locator: ChannelA-DIMM0 Bank Locator: BANK 0 Type: DDR3 Type Detail: Synchronous Speed: 1600 MHz Manufacturer: SK Hynix Serial Number: 00493032 Asset Tag: 9876543210 Part Number: HMT41GS6BFR8A-PB Rank: 2 Configured Clock Speed: 1600 MHz Minimum Voltage: Unknown Maximum Voltage: Unknown Configured Voltage: 1.35 V 

У меня есть скриншот того же самого для лучшего обзора. вид окна терминала

вывод команды grep

 zaidshakil@Zaid-Ubuntu:~$ grep -i cgroup /var/log/syslog* Apr 1 02:19:09 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 1 02:19:09 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 1 02:19:10 Zaid-Ubuntu dockerd[14939]: time="2017-04-01T02:19:10.982530054+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 02:19:10 Zaid-Ubuntu dockerd[14939]: time="2017-04-01T02:19:10.982549819+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 15:30:45 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 1 15:30:45 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 1 15:30:51 Zaid-Ubuntu dockerd[1206]: time="2017-04-01T15:30:51.597146555+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 15:30:51 Zaid-Ubuntu dockerd[1206]: time="2017-04-01T15:30:51.597157997+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 14:37:30 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 1 14:37:30 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 1 14:37:34 Zaid-Ubuntu dockerd[1312]: time="2017-04-01T14:37:34.589461797+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 14:37:34 Zaid-Ubuntu dockerd[1312]: time="2017-04-01T14:37:34.589469876+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 14:56:40 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 1 14:56:40 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 1 14:56:43 Zaid-Ubuntu dockerd[1239]: time="2017-04-01T14:56:43.260545225+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 14:56:43 Zaid-Ubuntu dockerd[1239]: time="2017-04-01T14:56:43.260717199+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 18:34:08 Zaid-Ubuntu dockerd[9228]: time="2017-04-01T18:34:08.790148286+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 18:34:08 Zaid-Ubuntu dockerd[9228]: time="2017-04-01T18:34:08.790218963+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 18:35:31 Zaid-Ubuntu dockerd[9383]: time="2017-04-01T18:35:31.250522713+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 18:35:31 Zaid-Ubuntu dockerd[9383]: time="2017-04-01T18:35:31.250563699+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 18:38:08 Zaid-Ubuntu dockerd[10604]: time="2017-04-01T18:38:08.740614885+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 18:38:08 Zaid-Ubuntu dockerd[10604]: time="2017-04-01T18:38:08.740689843+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 19:12:12 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 1 19:12:12 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 1 19:12:16 Zaid-Ubuntu dockerd[1314]: time="2017-04-01T19:12:16.925265862+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 19:12:16 Zaid-Ubuntu dockerd[1314]: time="2017-04-01T19:12:16.925280062+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 19:28:59 Zaid-Ubuntu dockerd[6356]: time="2017-04-01T19:28:59.190885292+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 19:28:59 Zaid-Ubuntu dockerd[6356]: time="2017-04-01T19:28:59.190944277+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 21:08:20 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 1 21:08:20 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 1 21:08:25 Zaid-Ubuntu dockerd[1345]: time="2017-04-01T21:08:25.398993195+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 1 21:08:25 Zaid-Ubuntu dockerd[1345]: time="2017-04-01T21:08:25.399004818+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 1 21:25:52 Zaid-Ubuntu snap[2201]: time="2017-04-01T21:25:52+02:00" level=error msg="containerd: notify OOM events" error="read /sys/fs/cgroup/freezer/docker/21b666be1ea4d12abeee0c949f578946b3dff173fe70b417eccbf168f7b6fb46/freezer.state: no such device" Apr 1 22:09:01 Zaid-Ubuntu systemd[1]: Stopping LSB: Set up cgroupfs mounts.... Apr 2 19:08:15 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 2 19:08:15 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 2 19:08:20 Zaid-Ubuntu dockerd[1340]: time="2017-04-02T19:08:20.939806472+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 2 19:08:20 Zaid-Ubuntu dockerd[1340]: time="2017-04-02T19:08:20.939814976+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 2 18:00:33 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 2 18:00:33 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 2 18:00:37 Zaid-Ubuntu dockerd[1333]: time="2017-04-02T18:00:37.716538593+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 2 18:00:37 Zaid-Ubuntu dockerd[1333]: time="2017-04-02T18:00:37.716554988+02:00" level=warning msg="Your kernel does not support cgroup rt runtime" Apr 3 12:40:22 Zaid-Ubuntu systemd[1]: Starting LSB: Set up cgroupfs mounts.... Apr 3 12:40:22 Zaid-Ubuntu systemd[1]: Started LSB: Set up cgroupfs mounts.. Apr 3 12:40:29 Zaid-Ubuntu dockerd[1317]: time="2017-04-03T12:40:29.374244538+02:00" level=warning msg="Your kernel does not support cgroup rt period" Apr 3 12:40:29 Zaid-Ubuntu dockerd[1317]: time="2017-04-03T12:40:29.374252542+02:00" level=warning msg="Your kernel does not support cgroup rt runtime"