https://adm30.ru/index.php?action=history&feed=atom&title=Linux_Kernel 2026-10-19T23:19:28Z История изменений этой страницы в вики MediaWiki 1.41.5 https://adm30.ru/index.php?title=Linux_Kernel&diff=3053&oldid=prev 2026-10-04T06:53:29Z

<p></p> <p><b>Новая страница</b></p><div>== modules ==<br /> <br /> [[Linux_Kernel:_ksmbd|ksmbd]]<br /> <br /> [[Linux_Kernel:_vfio|vfio]]<br /> <br /> &lt;b&gt;zram&lt;/b&gt;&lt;br&gt;<br /> &lt;code&gt;echo zram &gt; /etc/modules-load.d/zram.conf&lt;/code&gt;&lt;br&gt;<br /> &lt;code&gt;echo &quot;options zram num_devices=1&quot; &gt; /etc/modprobe.d/zram.conf&lt;/code&gt;&lt;br&gt;<br /> &lt;code&gt;echo &quot;ACTION==\&quot;add\&quot;, KERNEL==\&quot;zram0\&quot;, ATTR{comp_algorithm}=\&quot;zstd\&quot;, ATTR{disksize}=\&quot;512M\&quot;, RUN=\&quot;/sbin/mkfs.ext4 /dev/%k\&quot;, TAG+=\&quot;systemd\&quot;&quot; &gt; /etc/udev/rules.d/99-zram.rules&lt;/code&gt;<br /> <br /> &lt;b&gt;zswap&lt;/b&gt;&lt;br&gt;<br /> &lt;code&gt;cat /sys/kernel/debug/zswap/pool_total_size&lt;/code&gt; &lt;font style=&quot;color:#707070;&quot;&gt;//физически занятый объем ОЗУ&lt;/font&gt;&lt;br&gt;<br /> &lt;code&gt;cat /sys/kernel/debug/zswap/stored_pages&lt;/code&gt; &lt;font style=&quot;color:#707070;&quot;&gt;//кол-во сжатых страниц памяти&lt;/font&gt;&lt;br&gt;<br /> &lt;code&gt;echo zstd &gt; /sys/module/zswap/parameters/compressor&lt;/code&gt; &lt;font style=&quot;color:#707070;&quot;&gt;//алгоритм сжатия&lt;/font&gt;&lt;br&gt;<br /> &lt;code&gt;echo 1 &gt; /sys/module/zswap/parameters/enabled&lt;/code&gt; &lt;font style=&quot;color:#707070;&quot;&gt;//вкл. zswap&lt;/font&gt;&lt;br&gt;<br /> &lt;code&gt;echo 50 &gt; /sys/module/zswap/parameters/max_pool_percent&lt;/code&gt; &lt;font style=&quot;color:#707070;&quot;&gt;//процент использования zswap от ОЗУ&lt;/font&gt;&lt;br&gt;<br /> &lt;code&gt;echo pool:$(( $(cat /sys/kernel/debug/zswap/pool_total_size)/1024/1024 )), stored:$(( $(cat /sys/kernel/debug/zswap/stored_pages)*4/1024 ))&lt;/code&gt;<br /> <br /> == sys, proc ==<br /> <br /> &lt;b&gt;scsi&lt;/b&gt;&lt;br&gt;<br /> &lt;code&gt;cat /sys/class/scsi_host/host[0-9]/state&lt;/code&gt;<br /> <br /> &lt;b&gt;mm&lt;/b&gt;&lt;br&gt;<br /> &lt;code&gt;cat /sys/kernel/mm/transparent_hugepage/enabled&lt;/code&gt;<br /> <br /> &lt;b&gt;vm&lt;/b&gt;&lt;br&gt;<br /> &lt;code&gt;echo 3 &gt; /proc/sys/vm/drop_caches&lt;/code&gt; &lt;font style=&quot;color:#707070;&quot;&gt;//сбросить кэш&lt;/font&gt;<br /> <br /> == sysctl ==<br /> <br /> dev.raid.speed_limit_max = 20480<br /> <br /> net.ipv4.ip_forward = 1<br /> <br /> vm.dirty_background_ratio = 1<br /> <br /> vm.dirty_ratio = 20<br /> <br /> vm.min_free_kbytes = 98304<br /> <br /> vm.nr_hugepages = 1024<br /> <br /> vm.swappiness = 20<br /> <br /> vm.vfs_cache_pressure = 150<br /> <br /> vm.watermark_scale_factor = 5<br /> <br /> net.netfilter.nf_conntrack_max = 8192<br /> <br /> net.netfilter.nf_conntrack_tcp_timeout_established = 300<br /> <br /> <br /> &lt;b&gt;Связанные разделы&lt;/b&gt;<br /> <br /> * [[GRUB2]]</div>

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