---> uname -a: Linux a9a0295b290c 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: 2933.436 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 7.4G 42.6G 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 7.4G 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/ndry_go-mod-configuration_master /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/ndry_go-mod-configuration_master@tmp /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 753 77 0 1007 1020 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) 01/16/20 _x86_64_ (4 CPU) 19:34:44 LINUX RESTART 19:35:02 tps rtps wtps bread/s bwrtn/s 19:36:01 128.13 48.37 79.76 5312.30 39408.80 19:37:01 3.86 0.00 3.86 0.00 119.14 19:38:01 0.25 0.00 0.25 0.00 3.01 19:39:01 0.30 0.00 0.30 0.00 3.61 19:40:01 0.23 0.00 0.23 0.00 3.60 19:41:01 0.35 0.00 0.35 0.00 4.56 19:42:01 0.28 0.00 0.28 0.00 3.35 19:43:01 36.55 5.46 31.09 633.21 16348.09 19:44:01 327.64 159.41 168.23 5978.50 46319.14 Average: 55.18 23.66 31.52 1318.12 11309.51 19:35:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:36:01 110448 1771856 94.13 2620 1230156 965920 32.96 406740 1204452 16 19:37:01 122916 1759388 93.47 2620 1230188 899520 30.69 401480 1201140 8 19:38:01 123044 1759260 93.46 2620 1230200 899520 30.69 401544 1201128 8 19:39:01 121620 1760684 93.54 2620 1230200 899800 30.70 402880 1201128 8 19:40:01 121296 1761008 93.56 2620 1230208 899800 30.70 402892 1201128 8 19:41:01 122100 1760204 93.51 2620 1230212 899704 30.70 402276 1201128 8 19:42:01 122732 1759572 93.48 2620 1230216 899584 30.69 401768 1201124 12 19:43:01 216508 1665796 88.50 2620 1093916 1000100 34.12 406716 1074236 95520 19:44:01 129784 1752520 93.11 2620 1020020 1071248 36.55 635276 824104 66064 Average: 132272 1750032 92.97 2620 1191702 937244 31.98 429064 1145508 17961 19:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:36:01 eth0 299.32 202.44 991.25 81.34 0.00 0.00 0.00 19:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:01 docker0 0.52 0.51 0.07 0.08 0.00 0.00 0.00 19:37:01 eth0 0.08 0.08 0.01 0.02 0.00 0.00 0.00 19:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 eth0 0.47 0.08 0.04 0.01 0.00 0.00 0.00 19:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 eth0 2.30 1.08 1.16 0.25 0.00 0.00 0.00 19:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 eth0 0.63 0.32 0.28 0.20 0.00 0.00 0.00 19:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 19:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 eth0 127.89 104.20 3469.58 10.77 0.00 0.00 0.00 19:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 veth5cd55dd 24.21 28.74 1.63 220.65 0.00 0.00 0.00 19:44:01 eth0 851.21 621.40 9214.53 145.02 0.00 0.00 0.00 19:44:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 19:44:01 docker0 172.96 244.23 11.53 1247.36 0.00 0.00 0.00 Average: veth5cd55dd 2.70 3.20 0.18 24.57 0.00 0.00 0.00 Average: eth0 94.80 69.21 1026.25 16.15 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.26 27.20 1.28 138.92 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) 01/16/20 _x86_64_ (4 CPU) 19:34:44 LINUX RESTART 19:35:02 CPU %user %nice %system %iowait %steal %idle 19:36:01 all 15.62 0.00 8.61 4.62 2.11 69.04 19:36:01 0 15.36 0.00 8.32 4.24 2.15 69.93 19:36:01 1 15.88 0.00 9.91 5.50 1.87 66.83 19:36:01 2 14.54 0.00 8.98 4.82 2.12 69.53 19:36:01 3 16.72 0.00 7.27 3.93 2.27 69.82 19:37:01 all 0.20 0.00 0.10 0.00 0.09 99.62 19:37:01 0 0.08 0.00 0.08 0.00 0.15 99.68 19:37:01 1 0.07 0.00 0.10 0.00 0.07 99.77 19:37:01 2 0.10 0.00 0.08 0.00 0.07 99.75 19:37:01 3 0.53 0.00 0.10 0.00 0.12 99.25 19:38:01 all 0.15 0.00 0.06 0.00 0.12 99.67 19:38:01 0 0.03 0.00 0.02 0.00 0.05 99.90 19:38:01 1 0.08 0.00 0.10 0.00 0.13 99.68 19:38:01 2 0.07 0.00 0.08 0.00 0.13 99.72 19:38:01 3 0.40 0.00 0.05 0.00 0.15 99.40 19:39:01 all 0.23 0.00 0.05 0.00 0.04 99.68 19:39:01 0 0.03 0.00 0.03 0.00 0.07 99.87 19:39:01 1 0.13 0.00 0.05 0.00 0.03 99.78 19:39:01 2 0.13 0.00 0.07 0.00 0.07 99.73 19:39:01 3 0.60 0.00 0.05 0.00 0.03 99.32 19:40:01 all 0.18 0.00 0.05 0.00 0.04 99.74 19:40:01 0 0.07 0.00 0.03 0.00 0.02 99.88 19:40:01 1 0.08 0.00 0.05 0.00 0.03 99.83 19:40:01 2 0.10 0.00 0.07 0.00 0.07 99.77 19:40:01 3 0.45 0.00 0.03 0.00 0.05 99.47 19:41:01 all 0.15 0.00 0.05 0.00 0.16 99.63 19:41:01 0 0.02 0.00 0.03 0.00 0.07 99.88 19:41:01 1 0.05 0.00 0.07 0.00 0.17 99.72 19:41:01 2 0.08 0.00 0.05 0.00 0.25 99.62 19:41:01 3 0.45 0.00 0.07 0.00 0.13 99.35 19:42:01 all 0.11 0.00 0.05 0.00 0.03 99.80 19:42:01 0 0.03 0.00 0.00 0.00 0.02 99.95 19:42:01 1 0.12 0.00 0.08 0.00 0.07 99.73 19:42:01 2 0.08 0.00 0.08 0.00 0.00 99.83 19:42:01 3 0.22 0.00 0.03 0.00 0.05 99.70 19:43:01 all 4.20 0.00 3.05 0.10 0.60 92.06 19:43:01 0 3.81 0.00 2.69 0.20 0.52 92.78 19:43:01 1 4.42 0.00 3.64 0.02 0.59 91.34 19:43:01 2 3.96 0.00 3.41 0.02 0.62 91.99 19:43:01 3 4.57 0.00 2.44 0.15 0.69 92.15 19:44:01 all 17.35 0.00 10.09 2.18 1.30 69.08 19:44:01 0 17.78 0.00 11.07 2.03 1.20 67.93 19:44:01 1 16.41 0.00 9.73 2.01 1.31 70.54 19:44:01 2 19.71 0.00 9.79 2.81 1.36 66.33 19:44:01 3 15.51 0.00 9.78 1.87 1.31 71.53 Average: all 4.15 0.00 2.40 0.75 0.49 92.21 Average: 0 4.04 0.00 2.42 0.70 0.46 92.38 Average: 1 4.05 0.00 2.58 0.81 0.46 92.10 Average: 2 4.21 0.00 2.46 0.83 0.51 91.99 Average: 3 4.30 0.00 2.15 0.64 0.52 92.38