find /path/to/dir/ -printf '%s %p\n'| sort -nr | head -10 find . -printf '%s %p\n'| sort -nr | head -10 du -hs * | sort -h | more You can skip directories and only display files, type: find /path/to/search/ -type f -printf '%s %p\n'| sort -nr | head -10 find /path/to/search/ -type f -iname "*.mp4" -printf '%s %p\n'| sort -nr | head -10 by size windows put in search size:gigantic tar cvzf Server-Log-11082021.tar.gz /ReaR/AppTempServerLogsBakup tar -tvf uploadprogress.tar utmpdump /var/log/wtmp* | awk '$4~"mahsan" {print}' utmpdump /var/log/wtmp* | awk '$4~"mahsan" {print}' systemctl list-units --type=service (List all service on RHEL7 and 8) curl -v telnet://localhost:22 Please check the agent service is running. $ ncat -z -v lnxcastggt01.vch.ca 50051 Ncat: Version 7.50 ( https://nmap.org/ncat ) Ncat: Connection refused. cat /dev/null > /var/mail/root lsof | egrep "deleted|COMMAND" root@lvmrhtst01 ~]# usermod -aG wheel sam02 [root@lvmrhtst01 ~]# cat /etc/group Color prompt export PS1="\e[1;32m\u\e[0m@\e[1;31m\h\e[0m\w$" systemctl list-units --type service systemctl list-units --type mount systemctl list-unit-files ps -eo pid,user,s,comm,size,vsize,rss --sort -size | head systool -c fc_host -v systool -c fc_host -v ./lssd -l grep -R sos chage -I -1 -m 0 -M 99999 -E -1 sudoroot [0] for i in `cat list`l do chg -E0 $i; done lsblk -io NAME,TYPE,SIZE,MOUNTPOINT,FSTYPE,MODE [mahsan@lvmnpbcgg01 ~]$ cat partdata sdp [mahsan@lvmnpbcgg01 ~]$ cat parted-disk.sh #!/bin/ksh # create_part debug=$1 partdata=$2 echo $partdata while read disk do if [ "$debug" = "commit" ]; then parted -s /dev/${disk} unit MiB -- mklabel gpt parted -s /dev//${disk} -- mkpart primary 0% 100% parted -s /dev/${disk} unit MiB -- print parted -s /dev/${disk} align-check opt 1 ls -l /dev/${disk}* else echo -e "\n" echo -e "parted -s /dev/${disk} unit MiB -- mklabel gpt" echo -e "parted -s /dev/${disk} -- mkpart primary 0% 100%" echo -e "parted -s /dev/${disk} unit MiB -- print" echo -e "ls -l /dev/${disk}*" fi done < $partdata [mahsan@lvmnpbcgg01 ~]$ ov 2 14:18:38 lvmnpbcgg01 mahsan: root [21781]: bash parted-disk.sh debug partdata [0] Nov 2 14:18:49 lvmnpbcgg01 mahsan: root [21781]: bash parted-disk.sh commit partdata [0] *** root@c76~/docker-images$docker run -it -d --privileged=true linux-cups /sbin/init docker exec -it 0230492a513d bash [droot@zvmlinux7 test]$ ll total 4 -rw-rw-r-- 1 droot droot 418 Oct 27 10:50 Dockerfile [droot@zvmlinux7 test]$ cat Dockerfile FROM centos:7 RUN yum install openssh-server openssh-clients cups vim mlocate curl wget net-tools sudo -y RUN yum install epel-release -y RUN echo "PasswordAuthentication yes" >> /etc/ssh/sshd_config RUN ssh-keygen -A RUN echo "root:centos" | chpasswd RUN useradd test RUN echo "test:test" | chpasswd RUN echo "test ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers CMD ["/usr/sbin/cupsd", "-D"] CMD ["/usr/sbin/sshd", "-D"] [droot@zvmlinux7 test]$ sudo docker run -it -d --privileged=true -v /home/mahsan:/mnt print-queues /sbin/init *** systool -c scsi_host -v |egrep "lpfc_drvr_version|info|fwrev|Device" The firmware details could be seen from the output of the command systool (provided by sysfsutils package). For example: Raw #systool -c scsi_host -v |egrep "lpfc_drvr_version|info|fwrev|Device" Class Device = "host4" Class Device path = "/sys/devices/pci0000:00/0000:00:07.0/0000:0e:00.1/host4/scsi_host/host4" bg_info = "BlockGuard Disabled" fwrev = "2.72A2 (Z3F2.72A2), sli-3" ------------------ firmware info = "Emulex LPe11002-M4 4Gb 2port FC: PCIe SFF HBA on PCI bus 0e device 01 irq 78 port 1" lpfc_drvr_version = "Emulex LightPulse Fibre Channel SCSI driver 10.2.8021.1" ------------------------------- driver npiv_info = "NPIV Physical" Device = "host4" Device path = "/sys/devices/pci0000:00/0000:00:07.0/0000:0e:00.1/host4" OR # d Class Device = "host4" Class Device path = "/sys/devices/pci0000:00/0000:00:07.0/0000:0e:00.1/host4/fc_host/host4" symbolic_name = "Emulex LPe11002-M4 FV2.72A2 DV10.2.8021.1" ---------- firmware(FV) and driver(DV) Device = "host4" Device path = "/sys/devices/pci0000:00/0000:00:07.0/0000:0e:00.1/host4" In this, FV2.72A2 is the firmware and DV10.2.8021.1 is the driver. rsync Commands ##rsync remote destination rsync -zarvh /opt/backup/ root@rsync2:/tmp ##Show the Progress rsync -zarvh --progress /opt/backup/ root@rsync2:/tmp ##Comapre files rsync -avzi /home/pkumar/techi [email protected]:/opt rsync -avzi --progress /opt/backup/ root@rsync2:/tmp sending incremental file list max_npiv_vports = "255" maxframe_size = "2048 bytes" node_name = "0x20000090fac12690" npiv_vports_inuse = "0" port_id = "0x295200" port_name = "0x10000090fac12690" port_state = "Online" port_type = "NPort (fabric via point-to-point)" speed = "8 Gbit" supported_classes = "Class 3" supported_fc4s = "0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 " supported_speeds = "2 Gbit, 4 Gbit, 8 Gbit" symbolic_name = "Emulex AJ763B/AH403A FV2.10X6 DV12.0.0.13. HN:lnxcstsdsggt02.healthbc.org. OS:Linux" tgtid_bind_type = "wwpn (World Wide Port Name)" uevent = vport_create = vport_delete = Device = "host1" Device path = "/sys/devices/pci0000:00/0000:00:02.0/0000:05:00.0/host1" uevent = "DEVTYPE=scsi_host" Class Device = "host2" Class Device path = "/sys/devices/pci0000:00/0000:00:02.0/0000:05:00.1/host2/fc_host/host2" active_fc4s = "0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 " dev_loss_tmo = "30" fabric_name = "0x1000889471715586" issue_lip = max_npiv_vports = "255" maxframe_size = "2048 bytes" node_name = "0x20000090fac12691" npiv_vports_inuse = "0" port_id = "0x2a5200" port_name = "0x10000090fac12691" port_state = "Online" port_type = "NPort (fabric via point-to-point)" speed = "8 Gbit" supported_classes = "Class 3" supported_fc4s = "0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 " supported_speeds = "2 Gbit, 4 Gbit, 8 Gbit" symbolic_name = "Emulex AJ763B/AH403A FV2.10X6 DV12.0.0.13. HN:lnxcstsdsggt02.healthbc.org. OS:Linux" tgtid_bind_type = "wwpn (World Wide Port Name)" uevent = vport_create = vport_delete = Device = "host2" Device path = "/sys/devices/pci0000:00/0000:00:02.0/0000:05:00.1/host2" uevent = "DEVTYPE=scsi_host" [root@lnxcstsdsggt02 hp_fibreutils]# ls -1c /sys/class/fc_host/host*/*_name 2> /dev/null | xargs -I {} grep -H -v "ZzZz" {} | sort /sys/class/fc_host/host1/fabric_name:0x1000889471913c59 /sys/class/fc_host/host1/node_name:0x20000090fac12690 /sys/class/fc_host/host1/port_name:0x10000090fac12690 /sys/class/fc_host/host1/symbolic_name:Emulex AJ763B/AH403A FV2.10X6 DV12.0.0.13. HN:lnxcstsdsggt02.healthbc.org. OS:Linux /sys/class/fc_host/host2/fabric_name:0x1000889471715586 /sys/class/fc_host/host2/node_name:0x20000090fac12691 /sys/class/fc_host/host2/port_name:0x10000090fac12691 /sys/class/fc_host/host2/symbolic_name:Emulex AJ763B/AH403A FV2.10X6 DV12.0.0.13. HN:lnxcstsdsggt02.healthbc.org. OS:Linux [root@lnxcstsdsggt02 hp_fibreutils]# mahsan@lnxpbcodb01 ~]$ su - Password: [root@lnxpbcodb01 ~]# ip addr 1: lo: mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 2c:76:8a:d0:ee:f0 brd ff:ff:ff:ff:ff:ff inet 10.1.64.94/24 brd 10.1.64.255 scope global eth0 inet6 fe80::2e76:8aff:fed0:eef0/64 scope link valid_lft forever preferred_lft forever 3: eth1: mtu 1500 qdisc noop qlen 1000 link/ether 2c:76:8a:d0:ee:f1 brd ff:ff:ff:ff:ff:ff 4: sit0: mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 [root@lnxpbcodb01 ~]# ifconfig -a eth0 Link encap:Ethernet HWaddr 2C:76:8A:D0:EE:F0 inet addr:10.1.64.94 Bcast:10.1.64.255 Mask:255.255.255.0 inet6 addr: fe80::2e76:8aff:fed0:eef0/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:3193357683 errors:0 dropped:609 overruns:0 frame:109 TX packets:27289445250 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:235744550910 (219.5 GiB) TX bytes:41163313479051 (37.4 TiB) Interrupt:169 Memory:fbaf0000-fbb00000 eth1 Link encap:Ethernet HWaddr 2C:76:8A:D0:EE:F1 BROADCAST MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) Interrupt:98 Memory:fbad0000-fbae0000 lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:10619423 errors:0 dropped:0 overruns:0 frame:0 TX packets:10619423 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:3519145823 (3.2 GiB) TX bytes:3519145823 (3.2 GiB) sit0 Link encap:IPv6-in-IPv4 NOARP MTU:1480 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) [root@lnxpbcodb01 ~]# cd /etc/sysconfig/network-scripts/ifcfg-eth0 -bash: cd: /etc/sysconfig/network-scripts/ifcfg-eth0: Not a directory [root@lnxpbcodb01 ~]# cd /etc/sysconfig/network-scripts/ifcfg-eth ifcfg-eth0 ifcfg-eth1 [root@lnxpbcodb01 ~]# cd /etc/sysconfig/network-scripts/ifcfg-eth ifcfg-eth0 ifcfg-eth1 [root@lnxpbcodb01 ~]# cd /etc/sysconfig/network-scripts/ifcfg-eth0 -bash: cd: /etc/sysconfig/network-scripts/ifcfg-eth0: Not a directory [root@lnxpbcodb01 ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0 # Broadcom Corporation NetXtreme BCM5715 Gigabit Ethernet DEVICE=eth0 BOOTPROTO=static HWADDR=2C:76:8A:D0:EE:F0 IPADDR=10.1.64.94 NETMASK=255.255.255.0 ONBOOT=yes TYPE=Ethernet USERCTL=no [root@lnxpbcodb01 ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth1 # Broadcom Corporation NetXtreme BCM5715 Gigabit Ethernet DEVICE=eth1 HWADDR=2C:76:8A:D0:EE:F1 ONBOOT=no HOTPLUG=no [root@lnxpbcodb01 ~]# ~]# ethtool -S eth1 -bash: ~]#: command not found [root@lnxpbcodb01 ~]# ethtool -s ifcfg-eth0 [root@lnxpbcodb01 ~]# ethtool -s ifcfg-eth1 [root@lnxpbcodb01 ~]# ethtool -S ifcfg-eth1 Cannot get driver information: No such device [root@lnxpbcodb01 ~]# ethtool -S ifcfg-eth1 Cannot get driver information: No such device [root@lnxpbcodb01 ~]# ethtool -S eth0 | egrep -i "drop|ring|oob|discard > [root@lnxpbcodb01 ~]# ip addr 1: lo: mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 2c:76:8a:d0:ee:f0 brd ff:ff:ff:ff:ff:ff inet 10.1.64.94/24 brd 10.1.64.255 scope global eth0 inet6 fe80::2e76:8aff:fed0:eef0/64 scope link valid_lft forever preferred_lft forever 3: eth1: mtu 1500 qdisc noop qlen 1000 link/ether 2c:76:8a:d0:ee:f1 brd ff:ff:ff:ff:ff:ff 4: sit0: mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 [root@lnxpbcodb01 ~]# ethtool -S eth0 | egrep -i "drop|ring|oob|discard" tx_discards: 0 rx_discards: 609 ring_set_send_prod_index: 0 ring_status_update: 0 [root@lnxpbcodb01 ~]# ethtool -S eth0 NIC statistics: rx_octets: 235787390409 rx_fragments: 0 rx_ucast_packets: 3164451588 rx_mcast_packets: 0 rx_bcast_packets: 29564136 rx_fcs_errors: 0 rx_align_errors: 0 rx_xon_pause_rcvd: 0 rx_xoff_pause_rcvd: 0 rx_mac_ctrl_rcvd: 0 rx_xoff_entered: 0 rx_frame_too_long_errors: 0 rx_jabbers: 0 rx_undersize_packets: 0 rx_in_length_errors: 0 rx_out_length_errors: 0 rx_64_or_less_octet_packets: 0 rx_65_to_127_octet_packets: 0 rx_128_to_255_octet_packets: 0 rx_256_to_511_octet_packets: 0 rx_512_to_1023_octet_packets: 0 rx_1024_to_1522_octet_packets: 0 rx_1523_to_2047_octet_packets: 0 rx_2048_to_4095_octet_packets: 0 rx_4096_to_8191_octet_packets: 0 rx_8192_to_9022_octet_packets: 0 tx_octets: 41173240904742 tx_collisions: 0 tx_xon_sent: 0 tx_xoff_sent: 0 tx_flow_control: 0 tx_mac_errors: 0 tx_single_collisions: 0 tx_mult_collisions: 0 tx_deferred: 0 tx_excessive_collisions: 0 tx_late_collisions: 0 tx_collide_2times: 0 tx_collide_3times: 0 tx_collide_4times: 0 tx_collide_5times: 0 tx_collide_6times: 0 tx_collide_7times: 0 tx_collide_8times: 0 tx_collide_9times: 0 tx_collide_10times: 0 tx_collide_11times: 0 tx_collide_12times: 0 tx_collide_13times: 0 tx_collide_14times: 0 tx_collide_15times: 0 tx_ucast_packets: 27295959667 tx_mcast_packets: 34 tx_bcast_packets: 40699 tx_carrier_sense_errors: 0 tx_discards: 0 tx_errors: 0 dma_writeq_full: 0 dma_write_prioq_full: 0 rxbds_empty: 109 rx_discards: 609 rx_errors: 0 rx_threshold_hit: 0 dma_readq_full: 0 dma_read_prioq_full: 0 tx_comp_queue_full: 0 ring_set_send_prod_index: 0 ring_status_update: 0 nic_irqs: 0 nic_avoided_irqs: 0 nic_tx_threshold_hit: 0 mbuf_lwm_thresh_hit: 0 [root@lnxpbcodb01 ~]# netstat -s Ip: 3175345875 total packets received 0 forwarded 0 incoming packets discarded 3175345875 incoming packets delivered 932727568 requests sent out Icmp: 887154 ICMP messages received 11 input ICMP message failed. ICMP input histogram: destination unreachable: 518 timeout in transit: 11 echo requests: 886427 echo replies: 7 timestamp request: 191 890172 ICMP messages sent 0 ICMP messages failed ICMP output histogram: destination unreachable: 3551 echo request: 7 echo replies: 886423 timestamp replies: 191 IcmpMsg: InType0: 7 InType3: 518 InType8: 886427 InType11: 11 InType13: 191 OutType0: 886423 OutType3: 3551 OutType8: 7 OutType14: 191 Tcp: 2688172 active connections openings 1695418 passive connection openings 2533501 failed connection attempts 68770 connection resets received 189 connections established 3170322532 segments received 925137370 segments send out 2970280 segments retransmited 0 bad segments received. 5778210 resets sent Udp: 3729121 packets received 3746 packets to unknown port received. 0 packet receive errors 3729744 packets sent TcpExt: 1334201 invalid SYN cookies received 3867 resets received for embryonic SYN_RECV sockets 32 packets pruned from receive queue because of socket buffer overrun 9 ICMP packets dropped because they were out-of-window 92734 TCP sockets finished time wait in fast timer 1 packets rejects in established connections because of timestamp 1548561 delayed acks sent 1016 delayed acks further delayed because of locked socket Quick ack mode was activated 39094 times 220990475 packets directly queued to recvmsg prequeue. 37639131 packets directly received from backlog 22470177510 packets directly received from prequeue 7566370 packets header predicted 154862414 packets header predicted and directly queued to user 1201655692 acknowledgments not containing data received 1895850775 predicted acknowledgments 70484 times recovered from packet loss due to SACK data Detected reordering 343 times using FACK Detected reordering 6115 times using SACK Detected reordering 13 times using time stamp 6 congestion windows fully recovered 17 congestion windows partially recovered using Hoe heuristic TCPDSACKUndo: 683 32437 congestion windows recovered after partial ack 2308802 TCP data loss events TCPLostRetransmit: 32 3091 timeouts after SACK recovery 21 timeouts in loss state 2048957 fast retransmits 777990 forward retransmits 53373 retransmits in slow start 76571 other TCP timeouts 883 sack retransmits failed 36260 times receiver scheduled too late for direct processing 4341 packets collapsed in receive queue due to low socket buffer 66688 DSACKs sent for old packets 353866 DSACKs received 439 DSACKs for out of order packets received 43494 connections reset due to unexpected data 240 connections reset due to early user close 5048 connections aborted due to timeout IpExt: InMcastPkts: 12 OutMcastPkts: 14 InBcastPkts: 403326 [root@lnxpbcodb01 ~]# ip -s -s link 1: lo: mtu 16436 qdisc noqueue link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 RX: bytes packets errors dropped overrun mcast 3519166311 10619547 0 0 0 0 RX errors: length crc frame fifo missed 0 0 0 0 0 TX: bytes packets errors dropped carrier collsns 3519166311 10619547 0 0 0 0 TX errors: aborted fifo window heartbeat 0 0 0 0 2: eth0: mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 2c:76:8a:d0:ee:f0 brd ff:ff:ff:ff:ff:ff RX: bytes packets errors dropped overrun mcast 3878601040 3194319032 0 0 109 0 RX errors: length crc frame fifo missed 0 0 0 0 609 TX: bytes packets errors dropped carrier collsns 2039269512 1529266373 0 0 0 0 TX errors: aborted fifo window heartbeat 0 0 0 0 3: eth1: mtu 1500 qdisc noop qlen 1000 link/ether 2c:76:8a:d0:ee:f1 brd ff:ff:ff:ff:ff:ff RX: bytes packets errors dropped overrun mcast 0 0 0 0 0 0 RX errors: length crc frame fifo missed 0 0 0 0 0 TX: bytes packets errors dropped carrier collsns 0 0 0 0 0 0 TX errors: aborted fifo window heartbeat 0 0 0 0 4: sit0: mtu 1480 qdisc noop link/sit 0.0.0.0 brd 0.0.0.0 RX: bytes packets errors dropped overrun mcast 0 0 0 0 0 0 RX errors: length crc frame fifo missed 0 0 0 0 0 TX: bytes packets errors dropped carrier collsns 0 0 0 0 0 0 TX errors: aborted fifo window heartbeat 0 0 0 0 [root@lnxpbcodb01 ~]#
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