pmap – get memory map (segments) of process
bash-3.2# pmap 867
867: /usr/lib/sendmail -Ac -q15m
08037000 68K rw--- [ stack ]
08050000 780K r-x-- /usr/lib/sendmail
08123000 72K rw--- /usr/lib/sendmail
08135000 748K rw--- [ heap ]
FE5B0000 64K rwx-- [ anon ]
FE5D0000 64K rwx-- [ anon ]
FE5F0000 64K rwx-- [ anon ]
FE610000 388K r-x-- /usr/lib/mps/libssl3.so
FE680000 12K rwx-- /usr/lib/mps/libssl3.so
FE690000 12K r-x-- /usr/lib/mps/libplds4.so
FE6A2000 4K rwx-- /usr/lib/mps/libplds4.so
FE6B0000 116K r-x-- /usr/lib/mps/libnssutil3.so
FE6DC000 16K rwx-- /usr/lib/mps/libnssutil3.so
FE700000 1816K r-x-- /usr/lib/mps/libnss3.so
FE8D5000 32K rwx-- /usr/lib/mps/libnss3.so
FE8E0000 12K r-x-- /usr/lib/mps/libplc4.so
FE8F2000 8K rwx-- /usr/lib/mps/libplc4.so
FE900000 64K r-x-- /usr/lib/libsasl.so.1
FE910000 4K rw--- /usr/lib/libsasl.so.1
FE920000 12K r-x-- /lib/libmp.so.2
FE933000 4K rw--- /lib/libmp.so.2
FE940000 4K r-x-- /lib/libdl.so.1
FE951000 4K rw--- /lib/libdl.so.1
FE960000 288K r-x-- /usr/lib/mps/libnspr4.so
FE9B7000 8K rwx-- /usr/lib/mps/libnspr4.so
FE9B9000 8K rwx-- /usr/lib/mps/libnspr4.so
FE9C0000 40K r-x-- /usr/sfw/lib/libcrypto_extra.so.0.9.7
FE9D0000 4K rwx-- [ anon ]
FE9DA000 4K rw--- /usr/sfw/lib/libcrypto_extra.so.0.9.7
FE9E0000 40K r-x-- /usr/sfw/lib/libssl_extra.so.0.9.7
FE9F0000 4K rwx-- [ anon ]
FE9FA000 4K rw--- /usr/sfw/lib/libssl_extra.so.0.9.7
FEA00000 24K r-x-- /lib/libgen.so.1
FEA16000 4K rw--- /lib/libgen.so.1
FEA20000 24K r-x-- /lib/libuutil.so.1
FEA30000 4K rwx-- [ anon ]
FEA36000 4K rw--- /lib/libuutil.so.1
FEA40000 56K r-x-- /lib/libmd.so.1
FEA50000 12K r-x-- /lib/libpthread.so.1
FEA5E000 4K rw--- /lib/libmd.so.1
FEA60000 32K r-x-- /lib/libaio.so.1
FEA70000 16K r-x-- /lib/libthread.so.1
FEA78000 4K rw--- /lib/libaio.so.1
FEA79000 4K rw--- /lib/libaio.so.1
FEA80000 8K r-x-- /lib/libdoor.so.1
FEA90000 4K r--s- dev:307,3 ino:4043961197
FEA92000 4K rw--- /lib/libdoor.so.1
FEAA0000 92K r-x-- /lib/libscf.so.1
FEAC0000 4K rwx-- [ anon ]
FEAC7000 4K rw--- /lib/libscf.so.1
FEAD0000 1088K r-x-- /lib/libc.so.1
FEBE0000 32K rwx-- /lib/libc.so.1
FEBE8000 8K rwx-- /lib/libc.so.1
FEBF0000 956K r-x-- /usr/sfw/lib/libcrypto.so.0.9.7
FECE0000 24K rwx-- [ anon ]
FECEF000 80K rw--- /usr/sfw/lib/libcrypto.so.0.9.7
FED03000 8K rw--- /usr/sfw/lib/libcrypto.so.0.9.7
FED10000 208K r-x-- /usr/sfw/lib/libssl.so.0.9.7
FED50000 4K rwx-- [ anon ]
FED54000 12K rw--- /usr/sfw/lib/libssl.so.0.9.7
FED60000 24K r-x-- /lib/librt.so.1
FED70000 4K rwx-- [ anon ]
FED76000 4K rw--- /lib/librt.so.1
FED80000 88K r-x-- /lib/libumem.so.1
FEDA0000 4K rwx-- [ anon ]
FEDA6000 20K rw--- /lib/libumem.so.1
FEDAB000 24K rw--- /lib/libumem.so.1
FEDC0000 24K r-x-- /usr/sfw/lib/libwrap.so.1.0
FEDD0000 4K rwx-- [ anon ]
FEDD6000 4K rw--- /usr/sfw/lib/libwrap.so.1.0
FEDD7000 4K rw--- /usr/sfw/lib/libwrap.so.1.0
FEDE0000 192K r-x-- /usr/lib/libsldap.so.1
FEE10000 12K rw--- /usr/lib/libsldap.so.1
FEE20000 204K r-x-- /usr/lib/libldap.so.5
FEE60000 4K rwx-- [ anon ]
FEE63000 12K rw--- /usr/lib/libldap.so.5
FEE70000 516K r-x-- /lib/libnsl.so.1
FEF01000 20K rw--- /lib/libnsl.so.1
FEF06000 32K rw--- /lib/libnsl.so.1
FEF10000 44K r-x-- /lib/libsocket.so.1
FEF20000 4K rwx-- [ anon ]
FEF2B000 4K rw--- /lib/libsocket.so.1
FEF30000 4K rwx-- [ anon ]
FEF40000 216K r-x-- /lib/libresolv.so.2
FEF80000 4K rwx-- [ anon ]
FEF86000 8K rw--- /lib/libresolv.so.2
FEF90000 4K rwx-- [ anon ]
FEFA0000 4K rw--- [ anon ]
FEFB0000 4K rw--- [ anon ]
FEFBA000 4K rwxs- [ anon ]
FEFBE000 176K r-x-- /lib/ld.so.1
FEFF0000 4K rwx-- [ anon ]
FEFFA000 8K rwx-- /lib/ld.so.1
FEFFC000 8K rwx-- /lib/ld.so.1
total 9184K
This command helps in the process of fine-tuning large applications, especially for resolving memory leak issues
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