Author Archives: Jeffrin

slabinfo – kernel slab allocator statistics

https://lkml.org/lkml/2017/3/27/370 $sudo cat /proc/slabinfo [sudo] password for jeffrin: slabinfo – version: 2.1 name : tunables : slabdata pid_3 28 64 512 16 2 : tunables 0 0 0 : slabdata 4 4 0 pid_2 3 16 512 16 2 : tunables 0 0 0 : slabdata 1 1 0 fuse_request 0 22 736 22 4

Show elapsed (round-trip) time of packets.

$fping -e www.gnu.org www.gnu.org is alive (301 ms) $fping -e www.gnu.org www.gnu.org is alive (302 ms) $fping -e www.rajagiritech.edu.in www.rajagiritech.edu.in is alive (62.2 ms) $fping www.gnu.org www.gnu.org is alive $ping www.gnu.org PING wildebeest.gnu.org (208.118.235.148) 56(84) bytes of data. 64 bytes from wildebeest.gnu.org (208.118.235.148): icmp_seq=1 ttl=49 time=302 ms 64 bytes from wildebeest.gnu.org (208.118.235.148): icmp_seq=2 ttl=49 time=301