---> uname -a: Linux 1031caaeb877 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-308 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-308@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 632 66 0 1140 1101 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) 04/07/20 _x86_64_ (4 CPU) 19:26:13 LINUX RESTART 19:27:01 tps rtps wtps bread/s bwrtn/s 19:28:01 16.90 1.40 15.50 82.18 2746.42 19:29:01 2.47 0.00 2.47 0.00 84.76 19:30:01 0.23 0.00 0.23 0.00 3.25 19:31:01 0.27 0.00 0.27 0.00 3.46 19:32:01 0.23 0.00 0.23 0.00 3.38 19:33:01 83.16 53.07 30.09 3628.18 12242.06 Average: 17.21 9.08 8.13 618.45 2514.17 19:27:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:28:01 187364 1694940 90.05 2620 1157600 938276 32.01 450328 1086544 20 19:29:01 191592 1690712 89.82 2620 1157604 908316 30.99 449100 1085468 12 19:30:01 188860 1693444 89.97 2620 1157612 908328 30.99 451764 1084784 8 19:31:01 190520 1691784 89.88 2620 1157616 908112 30.98 450620 1084776 8 19:32:01 190008 1692296 89.91 2620 1157624 908196 30.99 456436 1079592 8 19:33:01 173848 1708456 90.76 2620 1122376 988648 33.73 446012 1090892 106316 Average: 187032 1695272 90.06 2620 1151739 926646 31.62 450710 1085343 17729 19:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:28:01 eth0 182.25 180.04 331.51 328.29 0.00 0.00 0.00 19:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:28:01 docker0 105.93 64.22 8.59 298.07 0.00 0.00 0.00 19:29:01 eth0 1.33 0.47 0.35 0.21 0.00 0.00 0.00 19:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 eth0 0.70 0.40 0.46 0.21 0.00 0.00 0.00 19:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:31:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 19:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:32:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 19:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 eth0 102.85 82.98 2329.11 10.57 0.00 0.00 0.00 19:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 47.91 44.03 443.63 56.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.66 10.71 1.43 49.69 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) 04/07/20 _x86_64_ (4 CPU) 19:26:13 LINUX RESTART 19:27:01 CPU %user %nice %system %iowait %steal %idle 19:28:01 all 3.16 0.00 0.75 0.37 0.00 95.72 19:28:01 0 2.23 0.00 0.80 0.03 0.00 96.94 19:28:01 1 3.05 0.00 0.78 1.45 0.02 94.69 19:28:01 2 4.14 0.00 0.73 0.00 0.00 95.13 19:28:01 3 3.20 0.00 0.63 0.02 0.02 96.13 19:29:01 all 0.21 0.00 0.05 0.00 0.00 99.75 19:29:01 0 0.07 0.00 0.03 0.00 0.00 99.90 19:29:01 1 0.58 0.00 0.05 0.00 0.00 99.37 19:29:01 2 0.10 0.00 0.05 0.00 0.00 99.85 19:29:01 3 0.08 0.00 0.03 0.00 0.00 99.88 19:30:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:30:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:30:01 1 0.57 0.00 0.05 0.00 0.00 99.38 19:30:01 2 0.05 0.00 0.05 0.00 0.02 99.88 19:30:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:31:01 all 0.18 0.00 0.08 0.00 0.00 99.75 19:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:31:01 1 0.53 0.00 0.05 0.00 0.00 99.42 19:31:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:31:01 3 0.05 0.00 0.20 0.00 0.00 99.75 19:32:01 all 0.17 0.00 0.05 0.00 0.00 99.77 19:32:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:32:01 1 0.53 0.00 0.05 0.00 0.00 99.42 19:32:01 2 0.07 0.00 0.07 0.00 0.00 99.87 19:32:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:33:01 all 3.68 0.00 1.98 1.53 0.00 92.80 19:33:01 0 2.98 0.00 2.27 1.52 0.00 93.23 19:33:01 1 3.79 0.00 1.62 0.77 0.00 93.82 19:33:01 2 4.23 0.00 1.96 2.19 0.00 91.62 19:33:01 3 3.74 0.00 2.04 1.64 0.00 92.58 Average: all 1.26 0.00 0.49 0.32 0.00 97.93 Average: 0 0.90 0.00 0.53 0.26 0.00 98.31 Average: 1 1.51 0.00 0.43 0.37 0.00 97.69 Average: 2 1.44 0.00 0.48 0.36 0.00 97.71 Average: 3 1.20 0.00 0.50 0.28 0.00 98.02