/home/nginx/sbin/nginx -t
/home/nginx/sbin/nginx: error while loading shared libraries: libpcre.so.0: cannot open shared object file: No such file or directory

1.

ldd /home/nginx/sbin/nginx

linux-vdso.so.1 => (0x00007ffd1e4fa000)

libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f8381336000)

libcrypt.so.1 => /lib64/libcrypt.so.1 (0x00007f83810ff000)

libpcre.so.0 => not found

libcrypto.so.10 => /lib64/libcrypto.so.10 (0x00007f8380c9d000)

libz.so.1 => /lib64/libz.so.1 (0x00007f8380a87000)

libc.so.6 => /lib64/libc.so.6 (0x00007f83806c3000)

/lib64/ld-linux-x86-64.so.2 (0x00007f838155d000)

libfreebl3.so => /lib64/libfreebl3.so (0x00007f83804c0000)

libdl.so.2 => /lib64/libdl.so.2 (0x00007f83802bc000)

2.

ll libpcre*

lrwxrwxrwx. 1 root root 18 Dec 19 19:09 libpcre16.so -> libpcre16.so.0.2.0

lrwxrwxrwx. 1 root root 18 Dec 19 19:09 libpcre16.so.0 -> libpcre16.so.0.2.0

-rwxr-xr-x. 1 root root 365464 Aug 2 11:08 libpcre16.so.0.2.0

lrwxrwxrwx. 1 root root 18 Dec 19 19:09 libpcre32.so -> libpcre32.so.0.0.0

lrwxrwxrwx. 1 root root 18 Dec 19 19:09 libpcre32.so.0 -> libpcre32.so.0.0.0

-rwxr-xr-x. 1 root root 349072 Aug 2 11:08 libpcre32.so.0.0.0

lrwxrwxrwx. 1 root root 19 Dec 19 19:09 libpcrecpp.so -> libpcrecpp.so.0.0.0

lrwxrwxrwx. 1 root root 19 Dec 19 19:09 libpcrecpp.so.0 -> libpcrecpp.so.0.0.0

-rwxr-xr-x. 1 root root 36424 Aug 2 11:08 libpcrecpp.so.0.0.0

lrwxrwxrwx. 1 root root 21 Dec 19 19:09 libpcreposix.so -> libpcreposix.so.0.0.1

lrwxrwxrwx. 1 root root 21 Dec 19 19:09 libpcreposix.so.0 -> libpcreposix.so.0.0.1

-rwxr-xr-x. 1 root root 11128 Aug 2 11:08 libpcreposix.so.0.0.1

lrwxrwxrwx. 1 root root 16 Dec 19 19:09 libpcre.so -> libpcre.so.1.2.0

lrwxrwxrwx. 1 root root 16 Dec 19 19:09 libpcre.so.1 -> libpcre.so.1.2.0

-rwxr-xr-x. 1 root root 402384 Aug 2 11:08 libpcre.so.1.2.0

3.做連接

[root@test150 lib64]# ln -s libpcre.so.1.2.0 libpcre.so.0

4.

ldd /home/nginx/sbin/nginx

linux-vdso.so.1 => (0x00007fffe9b5d000)

libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f25cee71000)

libcrypt.so.1 => /lib64/libcrypt.so.1 (0x00007f25cec3a000)

libpcre.so.0 => /lib64/libpcre.so.0 (0x00007f25ce9d7000)

libcrypto.so.10 => /lib64/libcrypto.so.10 (0x00007f25ce576000)

libz.so.1 => /lib64/libz.so.1 (0x00007f25ce360000)

libc.so.6 => /lib64/libc.so.6 (0x00007f25cdf9c000)

/lib64/ld-linux-x86-64.so.2 (0x00007f25cf098000)

libfreebl3.so => /lib64/libfreebl3.so (0x00007f25cdd99000)

libdl.so.2 => /lib64/libdl.so.2 (0x00007f25cdb95000)

5.測試就正常了

缺少公共庫文件