Modifying Default NXXD Mask
The frequent reason why your kernel can't boot is not properly created initrd image. Here is a small description of what you can do if you encounter a similar problem. Contents[ hide ] 1 What is initrd image 2 Why initrd image is necessary 3 Typical problem 4 Extracting initrd image 5 Analyzing init script 6 Creating initrd 7 Who create initrd by default? What is initrd image Your...
ZT: http://xtronics.com/reference/ip-subnetmasks.htm IP-Subnet-mask numbers IP mask numbers are used to divide internet addresses into blocks called subnets. The mask number represents the number of 1s in the binary of the address that is 'masked" against the address So that it ignores the last bits which as for the group of IP addresses in the masked address. The first address of a subnet blo...
1、修改 inetd.conf 文件 # cat inetd.conf ftp stream tcp6 nowait root /usr/sbin/ftpd # vi inetd.conf ftp stream tcp6 nowait root /usr/sbin/ftpd ftpd -u 000 note: -u OctalVal Sets the ftpd daemon's umask. The OctalVal variable must be specified as an octal value to define the umask. The default umask is an octal value of 027, which results in file permissions of rw...
This article tell you how to change the subnet mask of an interface in Solaris Description If a network interface was configured with the wrong subnet mask as can happen when the default subnet is selected with a variable length subnet mask, a simple configuration change will fix it. Directions Consider a host that is assigned the IP address 10.50.90.15 in the class C subnet 10.50.90.0/24. The no...
在Linux启动时，会显示： k8-bus.c: bus 0 has empty cpu mask ... k8-bus.c: bus 255 has empty cpu mask 哪位大侠可以解释一下cpu mask是什么？做什么用的？ 我在网上查了很久，也没有找到合适的解释。
modifying the SCSI Device Driver max_coalesce Parameter When there are multiple disk-I/O requests in the SCSI device driver's queue, it attempts to coalesce those requests into a smaller number of large requests. The largest request (in terms of data transmitted) that the SCSI device driver will build is limited by the max_coalesce parameter. Normally, max_coalesce has a value of 64KB. To make ma...
what is the default password of the user "postgres" of Postgresql??? Also I do not know how to password the user "postgres"! also I do not know how to password users when creating users~ please help me! thanks!
