---> uname -a: Linux 83c86f0559b1 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: 2933.396 BogoMIPS: 5866.79 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-311 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-311@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 638 68 0 1130 1094 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 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) 03/27/20 _x86_64_ (4 CPU) 18:58:31 LINUX RESTART 18:59:01 tps rtps wtps bread/s bwrtn/s 19:00:01 52.56 12.88 39.67 2662.49 4564.59 19:01:01 2.66 0.02 2.65 0.13 88.49 19:02:01 0.88 0.13 0.75 2.66 11.77 19:03:01 0.57 0.00 0.57 0.00 6.01 19:04:01 0.37 0.00 0.37 0.00 4.10 19:05:01 48.30 47.87 0.43 3039.97 9.71 Average: 17.56 10.15 7.41 950.91 781.01 18:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 179456 1702848 90.47 2620 1154652 946744 32.30 458760 1086408 120 19:01:01 186800 1695504 90.08 2620 1154672 906668 30.94 454748 1084272 8 19:02:01 186164 1696140 90.11 2620 1154832 904612 30.86 456428 1083336 8 19:03:01 185960 1696344 90.12 2620 1154832 904612 30.86 456516 1083316 8 19:04:01 187380 1694924 90.05 2620 1154836 904408 30.86 455396 1083316 8 19:05:01 72064 1810240 96.17 2620 1231000 936592 31.96 478200 1169208 72 Average: 166304 1716000 91.16 2620 1167471 917273 31.30 460008 1098309 37 18:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:00:01 eth0 716.13 525.17 1605.30 408.81 0.00 0.00 0.00 19:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 docker0 108.61 86.33 9.16 301.90 0.00 0.00 0.00 19:01:01 eth0 1.55 0.08 0.13 0.01 0.00 0.00 0.00 19:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 eth0 1.42 0.47 0.34 0.21 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 eth0 0.45 0.33 0.27 0.20 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 eth0 0.48 0.08 0.04 0.01 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 eth0 8.34 5.61 8.31 3.16 0.00 0.00 0.00 19:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 121.43 88.65 269.14 68.75 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.11 14.39 1.53 50.33 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) 03/27/20 _x86_64_ (4 CPU) 18:58:31 LINUX RESTART 18:59:01 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 13.60 0.00 3.65 0.99 0.02 81.74 19:00:01 0 11.83 0.00 4.90 0.22 0.02 83.04 19:00:01 1 15.63 0.00 3.29 2.73 0.02 78.33 19:00:01 2 14.67 0.00 2.95 0.75 0.02 81.61 19:00:01 3 12.27 0.00 3.44 0.27 0.03 83.99 19:01:01 all 0.16 0.00 0.07 0.00 0.00 99.77 19:01:01 0 0.12 0.00 0.08 0.00 0.00 99.80 19:01:01 1 0.40 0.00 0.05 0.00 0.00 99.55 19:01:01 2 0.05 0.00 0.10 0.00 0.00 99.85 19:01:01 3 0.08 0.00 0.07 0.00 0.00 99.85 19:02:01 all 0.18 0.00 0.06 0.00 0.00 99.76 19:02:01 0 0.32 0.00 0.03 0.02 0.00 99.63 19:02:01 1 0.12 0.00 0.07 0.00 0.00 99.82 19:02:01 2 0.13 0.00 0.03 0.00 0.00 99.83 19:02:01 3 0.13 0.00 0.07 0.00 0.00 99.80 19:03:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:03:01 0 0.08 0.00 0.05 0.00 0.00 99.87 19:03:01 1 0.07 0.00 0.07 0.00 0.00 99.87 19:03:01 2 0.43 0.00 0.05 0.00 0.00 99.52 19:03:01 3 0.08 0.00 0.05 0.00 0.00 99.87 19:04:01 all 0.19 0.00 0.06 0.00 0.00 99.75 19:04:01 0 0.05 0.00 0.07 0.00 0.00 99.88 19:04:01 1 0.27 0.00 0.05 0.00 0.00 99.68 19:04:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:04:01 3 0.35 0.00 0.07 0.00 0.00 99.58 19:05:01 all 0.76 0.00 0.42 0.98 0.00 97.84 19:05:01 0 0.43 0.00 0.43 0.13 0.00 99.00 19:05:01 1 1.10 0.00 0.48 2.42 0.00 95.99 19:05:01 2 0.48 0.00 0.35 0.43 0.02 98.72 19:05:01 3 1.00 0.00 0.40 0.97 0.00 97.63 Average: all 2.49 0.00 0.71 0.33 0.00 96.46 Average: 0 2.12 0.00 0.92 0.06 0.00 96.89 Average: 1 2.92 0.00 0.66 0.86 0.00 95.56 Average: 2 2.63 0.00 0.59 0.20 0.01 96.58 Average: 3 2.31 0.00 0.68 0.21 0.01 96.80