---> uname -a: Linux 98cbcea4bfac 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.5G 42.5G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-messaging_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-messaging_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 721 93 0 1023 1053 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 16: eth0@if17: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/07/20 _x86_64_ (4 CPU) 20:07:43 LINUX RESTART 20:08:02 tps rtps wtps bread/s bwrtn/s 20:09:01 93.55 35.91 57.64 4771.15 21802.20 20:10:01 3.53 0.00 3.53 0.00 110.82 20:11:01 0.23 0.00 0.23 0.00 3.01 20:12:01 0.33 0.00 0.33 0.00 3.61 20:13:01 0.23 0.00 0.23 0.00 3.46 20:14:01 0.32 0.00 0.32 0.00 4.16 20:15:01 298.54 128.39 170.15 5483.00 55576.02 Average: 56.62 23.46 33.17 1457.77 11053.19 20:08:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:09:01 101580 1780724 94.60 2620 1253808 932704 31.82 415240 1204640 120 20:10:01 109212 1773092 94.20 2620 1253740 909696 31.04 410420 1204524 8 20:11:01 108688 1773616 94.23 2620 1253748 909744 31.04 410596 1204512 8 20:12:01 110692 1771612 94.12 2620 1253748 890408 30.38 409520 1204460 8 20:13:01 110488 1771816 94.13 2620 1253756 890384 30.38 409560 1204460 8 20:14:01 111448 1770856 94.08 2620 1253760 890300 30.38 409024 1204460 12 20:15:01 128564 1753740 93.17 2620 1091948 1003084 34.22 453920 1024480 66452 Average: 111525 1770779 94.08 2620 1230644 918046 31.32 416897 1178791 9517 20:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:09:01 eth0 458.00 334.37 1002.14 91.61 0.00 0.00 0.00 20:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:01 docker0 0.85 0.73 0.18 1.12 0.00 0.00 0.00 20:10:01 eth0 1.55 0.37 0.36 0.21 0.00 0.00 0.00 20:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:01 eth0 1.65 0.60 0.59 0.40 0.00 0.00 0.00 20:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 eth0 1.20 0.28 0.33 0.20 0.00 0.00 0.00 20:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 eth0 1.55 0.85 0.73 0.38 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 eth0 0.37 0.25 0.15 0.11 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 eth0 846.04 512.53 6981.36 50.80 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 5.29 6.76 0.51 10.71 0.00 0.00 0.00 Average: eth0 186.66 120.88 1141.94 20.37 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.88 1.07 0.10 1.69 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/07/20 _x86_64_ (4 CPU) 20:07:43 LINUX RESTART 20:08:02 CPU %user %nice %system %iowait %steal %idle 20:09:01 all 12.21 0.00 5.50 5.12 0.02 77.15 20:09:01 0 11.87 0.00 6.20 6.13 0.02 75.78 20:09:01 1 12.48 0.00 4.97 3.74 0.03 78.77 20:09:01 2 11.06 0.00 5.70 5.29 0.02 77.93 20:09:01 3 13.42 0.00 5.13 5.31 0.00 76.14 20:10:01 all 0.18 0.00 0.06 0.00 0.00 99.76 20:10:01 0 0.53 0.00 0.03 0.00 0.00 99.43 20:10:01 1 0.08 0.00 0.07 0.00 0.00 99.85 20:10:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:10:01 3 0.07 0.00 0.05 0.00 0.00 99.88 20:11:01 all 0.18 0.00 0.05 0.00 0.00 99.76 20:11:01 0 0.53 0.00 0.03 0.00 0.00 99.43 20:11:01 1 0.07 0.00 0.05 0.00 0.00 99.88 20:11:01 2 0.10 0.00 0.08 0.00 0.00 99.82 20:11:01 3 0.03 0.00 0.05 0.00 0.02 99.90 20:12:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:12:01 0 0.52 0.00 0.05 0.00 0.00 99.43 20:12:01 1 0.07 0.00 0.05 0.00 0.00 99.88 20:12:01 2 0.07 0.00 0.08 0.00 0.00 99.85 20:12:01 3 0.05 0.00 0.05 0.00 0.00 99.90 20:13:01 all 0.20 0.00 0.05 0.00 0.00 99.74 20:13:01 0 0.50 0.00 0.02 0.00 0.00 99.48 20:13:01 1 0.10 0.00 0.08 0.00 0.00 99.82 20:13:01 2 0.12 0.00 0.03 0.00 0.00 99.85 20:13:01 3 0.10 0.00 0.07 0.00 0.00 99.83 20:14:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:14:01 0 0.53 0.00 0.03 0.00 0.00 99.43 20:14:01 1 0.08 0.00 0.03 0.00 0.00 99.88 20:14:01 2 0.07 0.00 0.08 0.00 0.00 99.85 20:14:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:15:01 all 14.61 0.00 9.49 1.89 0.03 73.97 20:15:01 0 13.93 0.00 10.16 1.45 0.02 74.45 20:15:01 1 14.14 0.00 8.82 1.97 0.02 75.06 20:15:01 2 15.80 0.00 9.18 2.46 0.05 72.51 20:15:01 3 14.56 0.00 9.81 1.72 0.03 73.88 Average: all 3.90 0.00 2.15 0.98 0.01 92.96 Average: 0 3.99 0.00 2.32 1.06 0.00 92.62 Average: 1 3.80 0.00 1.98 0.80 0.01 93.41 Average: 2 3.84 0.00 2.14 1.09 0.01 92.92 Average: 3 3.98 0.00 2.14 0.99 0.01 92.89