1, nested_gfp, node, area->caller); } else { pages = kmalloc_node(array_size, nested_gfp, node); } if (!pages) { free_vm_area(area); warn_alloc(gfp_mask, NULL, "vmalloc size %lu allocation failure: " "page array
Allocation inherit Read ahead sectors auto - currently set to 256 Block device 253:2 --- Physical volumes --- PV Name /dev/mapper/mpatha PV UUID g60zN0-3sYn-qPbd-7y0M-dGfZ-hVs7-763Ywo PV Status allocatable Total PE / Free PE 74 / 74 PV Name /dev/mapper/mpathb PV UUID 5Uh...
include/asm-generic/bug.h #ifndef HAVE_ARCH_BUG #define BUG() do { \ printk("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \ barrier_before_unreachable(); \ panic("BUG!"); \ } while (0) #endif #ifndef HAVE_ARCH_BUG_ON #define BUG_ON(condition) d...
.config file.kunitconfig.configmake menuconfigmake menuconfigmake O=.kunit menuconfig 配置、构建和运行测试 如果我们想手动更改 KUnit 构建过程,我们可以独立运行部分 KUnit 构建过程。当运行 kunit_tool 时,.kunitconfig我们可以.config使用config参数从 a 生成 a:...
HelpDeskEnable true or false true Set this option to enable or deactivate the Help Desk Tool feature. KeyboardLayoutSync true or false true Use this option to specify whether to synchronize a client's system locale list and current keyboard layout with Horizon Agent for Linux desktops. When this...
A mounting failure doesn't always result in a VM entering emergency mode. If the issue is with certain critical filesystems, the VM may not use emergency mode. Example 1: Fail to mount ext4 filesystem Output EXT4-fs (sda1): INFO: recovery required on readonly filesystem EXT4...
jstack[-m][-l]<executable><core>(to connect to a core file)连接dump的文件 jstack[-m][-l][server_id@]<remote serverIPor hostname>(to connect to a remote debug server)连接远程服务器Options:-Fto force a thread dump.Use when jstack<pid>does notrespond(process is hung)-m to print bot...
首先,我们可以通过uptime,w或者top命令看到CPU的平均负载。 Load Average :负载的3个数字,比如上图的4.86,5.28,5.00,分别… Linux技术猿 Linux 服务器性能调优实战:CPU和内存 cpp后端...发表于c/c++... Linux 性能分析工具汇总 鲲鹏发表于大数据技术... 性能优化基础:深入理解Linux网络 linux发表于linux......
Thepartedtool supports bothMBR(Master Boot Record) andGPT(GUID Partition Table) partitioning schemes and provides options for various file systems. Additionally, parted provides a range of advanced features, such as alignment control and the ability to create, resize andcopy disk partitions(add a pr...
git difftool 命令现在可以在程序库之外使用。 引进了四个新配置变量 {author,committer}.{name,email},以便在更具体的情况下覆盖 user.{name,email}。 添加了几个新选项可让用户配置 SSL 进行与代理沟通。 以非UTF-8 字符编码处理日志消息的提交在 git fast-export 和git fast-import 工具中得到了...