---> uname -a: Linux 71da15b9bb2e 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: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 758 85 0 993 1015 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) 01/15/20 _x86_64_ (4 CPU) 16:33:35 LINUX RESTART 16:34:01 tps rtps wtps bread/s bwrtn/s 16:35:01 56.53 19.08 37.46 3413.35 3600.83 16:36:01 3.50 0.00 3.50 0.00 106.38 16:37:01 0.27 0.00 0.27 0.00 3.75 16:38:01 0.28 0.00 0.28 0.00 3.33 16:39:01 0.23 0.00 0.23 0.00 3.46 16:40:01 0.37 0.00 0.37 0.00 4.88 16:41:01 0.30 0.00 0.30 0.00 3.88 16:42:01 267.85 132.03 135.82 5373.71 47499.27 16:43:02 221.52 104.39 117.13 6027.30 30214.70 Average: 61.24 28.41 32.83 1646.85 9054.31 16:34:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:35:01 99132 1783172 94.73 2620 1228444 949016 32.38 428660 1194332 16 16:36:01 109136 1773168 94.20 2620 1228480 912416 31.13 426164 1190016 8 16:37:01 108276 1774028 94.25 2620 1228540 912608 31.14 427356 1190012 28 16:38:01 108340 1773964 94.24 2620 1228488 912648 31.14 427248 1190004 20 16:39:01 109372 1772932 94.19 2620 1228496 912480 31.13 426236 1190004 12 16:40:01 108912 1773392 94.21 2620 1228500 912564 31.14 426676 1190004 8 16:41:01 109148 1773156 94.20 2620 1228504 912480 31.13 426272 1190000 20 16:42:01 75300 1807004 96.00 2620 1150824 1115792 38.07 588276 993208 92792 16:43:02 86384 1795920 95.41 1980 1015620 1002492 34.20 642940 849696 75624 Average: 101556 1780748 94.60 2549 1196211 949166 32.39 468870 1130808 18725 16:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:35:01 eth0 404.13 274.76 965.09 85.83 0.00 0.00 0.00 16:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 docker0 0.98 0.88 0.16 1.11 0.00 0.00 0.00 16:36:01 eth0 0.83 0.08 0.07 0.01 0.00 0.00 0.00 16:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 eth0 1.07 0.33 0.31 0.17 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 eth0 3.50 1.98 3.91 0.31 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 16:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 16:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 eth0 494.94 414.13 8008.78 47.77 0.00 0.00 0.00 16:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 docker0 186.74 224.86 13.34 1077.07 0.00 0.00 0.00 16:43:02 eth0 200.82 165.65 2401.04 83.16 0.00 0.00 0.00 16:43:02 vethaabb4ef 0.22 0.27 0.40 0.10 0.00 0.00 0.00 16:43:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 16:43:02 docker0 216.00 256.19 15.47 1299.65 0.00 0.00 0.00 Average: eth0 122.91 95.30 1265.16 24.16 0.00 0.00 0.00 Average: vethaabb4ef 0.02 0.03 0.04 0.01 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 24.01 28.48 1.72 144.46 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) 01/15/20 _x86_64_ (4 CPU) 16:33:35 LINUX RESTART 16:34:01 CPU %user %nice %system %iowait %steal %idle 16:35:01 all 11.26 0.00 3.73 1.34 0.01 83.67 16:35:01 0 10.53 0.00 4.13 0.39 0.02 84.94 16:35:01 1 12.42 0.00 3.20 0.60 0.02 83.76 16:35:01 2 11.17 0.00 3.90 4.00 0.00 80.92 16:35:01 3 10.89 0.00 3.72 0.35 0.00 85.03 16:36:01 all 0.18 0.00 0.05 0.00 0.00 99.76 16:36:01 0 0.35 0.00 0.02 0.00 0.00 99.63 16:36:01 1 0.07 0.00 0.07 0.00 0.00 99.87 16:36:01 2 0.25 0.00 0.07 0.00 0.00 99.68 16:36:01 3 0.07 0.00 0.07 0.00 0.00 99.87 16:37:01 all 0.19 0.00 0.05 0.00 0.00 99.76 16:37:01 0 0.52 0.00 0.05 0.00 0.00 99.43 16:37:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:37:01 2 0.10 0.00 0.05 0.00 0.00 99.85 16:37:01 3 0.08 0.00 0.05 0.00 0.00 99.87 16:38:01 all 0.20 0.00 0.05 0.00 0.00 99.75 16:38:01 0 0.57 0.00 0.03 0.00 0.00 99.40 16:38:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:38:01 2 0.08 0.00 0.07 0.00 0.02 99.83 16:38:01 3 0.10 0.00 0.08 0.00 0.00 99.82 16:39:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:39:01 0 0.35 0.00 0.02 0.00 0.00 99.63 16:39:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:39:01 2 0.28 0.00 0.07 0.00 0.00 99.65 16:39:01 3 0.07 0.00 0.05 0.00 0.00 99.88 16:40:01 all 0.17 0.00 0.05 0.00 0.00 99.78 16:40:01 0 0.02 0.00 0.05 0.00 0.00 99.93 16:40:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:40:01 2 0.48 0.00 0.05 0.00 0.00 99.47 16:40:01 3 0.07 0.00 0.05 0.00 0.00 99.88 16:41:01 all 0.10 0.00 0.07 0.00 0.00 99.83 16:41:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:41:01 1 0.22 0.00 0.13 0.00 0.00 99.65 16:41:01 2 0.07 0.00 0.07 0.00 0.00 99.87 16:41:01 3 0.07 0.00 0.07 0.00 0.00 99.87 16:42:01 all 15.95 0.00 9.12 2.89 0.03 72.02 16:42:01 0 15.44 0.00 9.76 3.26 0.02 71.53 16:42:01 1 15.83 0.00 8.17 3.18 0.02 72.80 16:42:01 2 16.83 0.00 9.40 2.59 0.02 71.17 16:42:01 3 15.68 0.00 9.15 2.54 0.05 72.58 16:43:02 all 12.54 0.00 7.64 3.20 0.02 76.60 16:43:02 0 10.74 0.00 8.17 1.29 0.03 79.77 16:43:02 1 11.50 0.00 6.30 3.90 0.03 78.26 16:43:02 2 11.33 0.00 8.08 4.06 0.02 76.51 16:43:02 3 16.60 0.00 7.99 3.54 0.02 71.85 Average: all 4.49 0.00 2.29 0.82 0.01 92.39 Average: 0 4.25 0.00 2.45 0.54 0.01 92.76 Average: 1 4.44 0.00 1.99 0.85 0.01 92.72 Average: 2 4.48 0.00 2.40 1.17 0.01 91.94 Average: 3 4.80 0.00 2.34 0.71 0.01 92.15