---> uname -a: Linux 68cb456823dd 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: 2933.442 BogoMIPS: 5866.88 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-bootstrap_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_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 741 95 0 1001 1032 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) 21:33:34 LINUX RESTART 21:34:02 tps rtps wtps bread/s bwrtn/s 21:35:01 52.04 12.27 39.77 2594.28 3603.94 21:36:01 3.98 0.02 3.96 0.53 123.89 21:37:01 0.27 0.00 0.27 0.00 4.05 21:38:01 0.32 0.00 0.32 0.00 3.61 21:39:01 0.22 0.00 0.22 0.00 2.96 21:40:01 0.38 0.00 0.38 0.00 5.20 21:41:01 198.19 116.18 82.00 4661.63 28478.38 21:42:01 245.92 108.35 137.56 6132.09 36418.88 Average: 62.71 29.65 33.06 1672.44 8594.57 21:34:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:35:01 112924 1769380 94.00 2620 1228252 925428 31.58 418812 1189872 20 21:36:01 120800 1761504 93.58 2620 1228268 894920 30.53 416224 1187764 16 21:37:01 119888 1762416 93.63 2620 1228276 895004 30.54 421520 1182964 8 21:38:01 120356 1761948 93.61 2620 1228276 894992 30.54 421492 1182888 16 21:39:01 119744 1762560 93.64 2620 1228284 895052 30.54 422004 1182888 20 21:40:01 120764 1761540 93.58 2620 1228288 894860 30.53 420884 1182888 12 21:41:01 253424 1628880 86.54 2620 1050984 914744 31.21 446868 986792 52464 21:42:01 77016 1805288 95.91 2620 1060736 1136132 38.76 584188 926592 41272 Average: 130615 1751690 93.06 2620 1185171 931392 31.78 443999 1127831 11729 21:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:35:01 eth0 442.24 256.86 979.95 84.69 0.00 0.00 0.00 21:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 docker0 0.78 0.66 0.13 0.98 0.00 0.00 0.00 21:36:01 eth0 1.40 0.45 0.35 0.22 0.00 0.00 0.00 21:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 eth0 1.65 0.53 0.59 0.39 0.00 0.00 0.00 21:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 eth0 1.28 0.37 0.33 0.20 0.00 0.00 0.00 21:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 eth0 1.12 0.60 0.55 0.40 0.00 0.00 0.00 21:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 eth0 0.28 0.18 0.14 0.10 0.00 0.00 0.00 21:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 eth0 382.75 284.20 4570.67 31.96 0.00 0.00 0.00 21:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 docker0 158.12 225.84 11.89 1083.21 0.00 0.00 0.00 21:42:01 eth0 359.92 272.82 4433.49 90.38 0.00 0.00 0.00 21:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 docker0 58.18 93.71 3.32 225.13 0.00 0.00 0.00 Average: eth0 148.28 101.72 1249.36 25.93 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 27.20 40.12 1.92 164.04 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) 21:33:34 LINUX RESTART 21:34:02 CPU %user %nice %system %iowait %steal %idle 21:35:01 all 9.50 0.00 3.06 0.82 0.01 86.61 21:35:01 0 8.76 0.00 3.58 0.29 0.00 87.37 21:35:01 1 9.72 0.00 2.84 0.20 0.00 87.23 21:35:01 2 9.32 0.00 2.69 0.12 0.00 87.87 21:35:01 3 10.22 0.00 3.17 2.68 0.00 83.92 21:36:01 all 0.21 0.00 0.08 0.00 0.00 99.72 21:36:01 0 0.10 0.00 0.10 0.00 0.02 99.78 21:36:01 1 0.57 0.00 0.08 0.00 0.00 99.35 21:36:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:36:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:37:01 all 0.20 0.00 0.07 0.00 0.00 99.73 21:37:01 0 0.12 0.00 0.07 0.00 0.00 99.82 21:37:01 1 0.57 0.00 0.03 0.00 0.00 99.40 21:37:01 2 0.10 0.00 0.05 0.00 0.00 99.85 21:37:01 3 0.05 0.00 0.08 0.00 0.00 99.87 21:38:01 all 0.18 0.00 0.06 0.00 0.00 99.76 21:38:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:38:01 1 0.57 0.00 0.05 0.00 0.02 99.37 21:38:01 2 0.05 0.00 0.08 0.00 0.00 99.87 21:38:01 3 0.03 0.00 0.05 0.00 0.00 99.92 21:39:01 all 0.13 0.00 0.07 0.00 0.00 99.80 21:39:01 0 0.07 0.00 0.07 0.00 0.00 99.87 21:39:01 1 0.08 0.00 0.08 0.00 0.00 99.83 21:39:01 2 0.33 0.00 0.12 0.00 0.02 99.53 21:39:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:40:01 all 0.05 0.00 0.05 0.00 0.00 99.90 21:40:01 0 0.05 0.00 0.07 0.00 0.00 99.88 21:40:01 1 0.03 0.00 0.05 0.00 0.00 99.92 21:40:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:41:01 all 10.97 0.00 5.90 1.88 0.01 81.23 21:41:01 0 10.96 0.00 6.80 1.53 0.00 80.70 21:41:01 1 11.22 0.00 5.94 3.40 0.02 79.43 21:41:01 2 11.36 0.00 5.78 1.84 0.02 81.01 21:41:01 3 10.36 0.00 5.06 0.74 0.02 83.82 21:42:01 all 13.50 0.00 8.33 2.78 0.03 75.36 21:42:01 0 16.32 0.00 8.59 2.27 0.03 72.78 21:42:01 1 12.09 0.00 8.01 3.44 0.02 76.44 21:42:01 2 12.63 0.00 7.77 2.52 0.02 77.06 21:42:01 3 12.95 0.00 8.94 2.90 0.02 75.19 Average: all 4.30 0.00 2.18 0.68 0.01 92.83 Average: 0 4.51 0.00 2.39 0.51 0.01 92.58 Average: 1 4.32 0.00 2.12 0.87 0.01 92.68 Average: 2 4.21 0.00 2.06 0.56 0.01 93.17 Average: 3 4.17 0.00 2.16 0.78 0.00 92.89