我不知道是什么消耗了我的记忆...有人能帮助我吗?
user@desktop:~$ free
total used free shared buffers cached
Mem: 8176992 6186776 1990216 0 43532 5052076
-/+ buffers/cache: 1091168 7085824
Swap: 0
顶部,按内存排序 (Shift+F + N + Enter)
top - 02:28:40 up 5:01, 2 users, load average: 0.18, 0.66, 1.00
Tasks: 192 total, 1 running, 191 sleeping, 0 stopped, 0 zombie
Cpu(s): 1.0%us, 0.7%sy, 0.0%ni, 98.2%id, 0.0%wa, 0.0%hi, 0.1%si, 0.0%st
Mem: 8176992k total, 6218404k used, 1958588k free, 43612k buffers
Swap: 0k total, 0k used, 0k free, 5061260k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
2181 user 20 0 1246m 229m 55m S 0 2.9 11:42.13 compiz
7274 user 20 0 2809m 103m 57m S 0 1.3 0:12.46 chromium-browse
7370 user 20 0 689m 103m 66m S 0 1.3 0:09.88 chromium-browse
7389 user 20 0 1196m 101m 39m S 0 1.3 0:17.20 chromium-browse
2298 user 20 0 2164m 71m 17m S 0 0.9 0:26.33 dropbox
1460 root 20 0 165m 69m 26m S 1 0.9 16:39.59 Xorg
2452 user 20 0 1290m 58m 35m S 0 0.7 0:01.21 knotify4
1161 mysql 20 0 481m 56m 7156 S 0 0.7 0:07.74 mysqld
2198 user 20 0 1361m 51m 20m S 0 0.7 1:51.84 nautilus
2254 user 20 0 704m 39m 28m S 1 0.5 0:13.04 yakuake
2340 user 20 0 534m 36m 10m S 0 0.5 0:40.98 unity-panel-ser
7323 user 20 0 1115m 33m 18m S 0 0.4 0:00.32 chromium-browse
7282 user 20 0 328m 32m 25m S 0 0.4 0:00.15 chromium-browse
2424 user 20 0 600m 21m 16m S 0 0.3 0:00.62 kglobalaccel
2310 user 20 0 577m 21m 15m S 0 0.3 0:00.96 kded4
还有更多行(在顶部输出),但我简直不敢相信它们加起来相当于系统占用的大量内存。正在使用 6GB,可用内存不到 2GB。
答案1
一旦你不断打开新标签页,Chromium 浏览器就会占用大量 RAM 内存,如果你的系统内存使用量过高,你应该考虑使用 Firefox。你也可以考虑禁用Akonadi 服务器和 Nepomuk 搜索插件它们也是造成 KDE 环境中高内存和 CPU 使用率的原因。