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busybox 默认读取内核printk信息长度256, 通过CONFIG_FEATURE_SYSLOGD_READ_BUFFER_SIZE宏可调整, 如下:
#cd busybox-1.21.1
#make menuconfig
找到:
System Logging Utilities --->
[*] syslogd
[*] Rotate message files
[*] Remote Log support
[*] Support -D (drop dups) option
[*] Support syslog.conf
(4096) Read buffer size in bytes
调整busybox中syslogd读取内核printk信息长度
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原文地址:http://www.cnblogs.com/mull/p/4650503.html