---> uname -a: Linux 93fe8e6b09ae 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: 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 6.3G 43.7G 13% / 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-323 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-323@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 640 72 0 1125 1092 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 04/20/20 _x86_64_ (4 CPU) 21:18:20 LINUX RESTART 21:19:03 tps rtps wtps bread/s bwrtn/s 21:20:01 24.82 7.96 16.86 2048.50 2717.69 21:21:01 2.28 0.00 2.28 0.00 81.43 21:22:01 0.25 0.00 0.25 0.00 3.25 21:23:01 0.68 0.00 0.68 0.00 8.11 21:24:01 0.32 0.00 0.32 0.00 4.73 21:25:01 130.06 84.02 46.04 4353.61 16430.95 Average: 26.53 15.45 11.08 1065.36 3225.51 21:19:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:01 185392 1696912 90.15 2620 1149680 944720 32.23 429660 1105536 16 21:21:01 192796 1689508 89.76 2620 1149684 901876 30.77 428140 1101212 16 21:22:01 189720 1692584 89.92 2620 1149696 902120 30.78 435664 1096792 8 21:23:01 186956 1695348 90.07 2620 1149696 902156 30.78 439600 1095152 8 21:24:01 188184 1694120 90.00 2620 1149704 902024 30.78 438888 1095156 20 21:25:01 112012 1770292 94.05 2620 1155852 998988 34.08 452436 1117632 78892 Average: 175843 1706461 90.66 2620 1150719 925314 31.57 437398 1101913 13160 21:19:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:20:01 eth0 277.51 232.57 715.35 360.66 0.00 0.00 0.00 21:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 docker0 106.85 79.04 9.17 311.53 0.00 0.00 0.00 21:21:01 eth0 0.75 0.05 0.06 0.00 0.00 0.00 0.00 21:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:22:01 eth0 1.05 0.48 0.31 0.18 0.00 0.00 0.00 21:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:23:01 eth0 0.63 0.40 0.38 0.20 0.00 0.00 0.00 21:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 eth0 0.25 0.22 0.08 0.10 0.00 0.00 0.00 21:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 eth0 104.55 85.92 2310.75 20.91 0.00 0.00 0.00 21:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 62.99 52.32 505.39 61.99 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.30 12.79 1.48 50.43 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) 04/20/20 _x86_64_ (4 CPU) 21:18:20 LINUX RESTART 21:19:03 CPU %user %nice %system %iowait %steal %idle 21:20:01 all 4.99 0.00 2.25 0.35 0.02 92.39 21:20:01 0 4.91 0.00 2.53 0.19 0.00 92.37 21:20:01 1 5.40 0.00 2.37 0.24 0.03 91.96 21:20:01 2 5.93 0.00 2.14 0.10 0.02 91.80 21:20:01 3 3.74 0.00 1.97 0.87 0.02 93.41 21:21:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:21:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:21:01 1 0.55 0.00 0.07 0.00 0.00 99.38 21:21:01 2 0.03 0.00 0.03 0.00 0.00 99.93 21:21:01 3 0.07 0.00 0.07 0.00 0.00 99.87 21:22:01 all 0.19 0.00 0.06 0.00 0.00 99.75 21:22:01 0 0.12 0.00 0.03 0.00 0.00 99.85 21:22:01 1 0.48 0.00 0.08 0.00 0.00 99.43 21:22:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:22:01 3 0.08 0.00 0.03 0.00 0.00 99.88 21:23:01 all 0.15 0.00 0.08 0.00 0.00 99.77 21:23:01 0 0.07 0.00 0.07 0.00 0.00 99.87 21:23:01 1 0.42 0.00 0.20 0.00 0.00 99.38 21:23:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:23:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:24:01 all 0.18 0.00 0.04 0.00 0.00 99.78 21:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:24:01 1 0.53 0.00 0.03 0.00 0.00 99.43 21:24:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:24:01 3 0.08 0.00 0.05 0.00 0.02 99.85 21:25:01 all 4.65 0.00 2.49 1.94 0.02 90.91 21:25:01 0 4.52 0.00 2.06 0.86 0.02 92.53 21:25:01 1 4.90 0.00 2.56 1.84 0.02 90.68 21:25:01 2 5.02 0.00 2.46 2.98 0.03 89.51 21:25:01 3 4.13 0.00 2.85 2.05 0.00 90.98 Average: all 1.70 0.00 0.82 0.38 0.01 97.09 Average: 0 1.60 0.00 0.79 0.18 0.00 97.44 Average: 1 2.03 0.00 0.88 0.35 0.01 96.74 Average: 2 1.84 0.00 0.79 0.52 0.01 96.85 Average: 3 1.35 0.00 0.83 0.48 0.01 97.33