---> uname -a: Linux 4813247bfaab 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 6.4G 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-366@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-366 ---> free -m: total used free shared buff/cache available Mem: 1838 616 69 0 1152 1116 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) 05/12/20 _x86_64_ (4 CPU) 21:00:33 LINUX RESTART 21:01:01 tps rtps wtps bread/s bwrtn/s 21:02:02 47.71 12.87 34.84 2630.58 4580.41 21:03:01 3.90 0.00 3.90 0.00 125.45 21:04:01 0.25 0.00 0.25 0.00 3.75 21:05:01 0.36 0.00 0.36 0.00 5.39 21:06:01 0.25 0.00 0.25 0.00 4.55 21:07:01 0.37 0.00 0.37 0.00 6.10 Average: 8.86 2.16 6.70 442.10 793.76 21:01:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:02:02 180848 1701456 90.39 2620 1151828 923628 31.51 446348 1090412 16 21:03:01 184240 1698064 90.21 2620 1151832 923340 31.50 448868 1087188 20 21:04:01 188460 1693844 89.99 2620 1151840 897232 30.61 447088 1085188 16 21:05:01 184992 1697312 90.17 2620 1151840 897572 30.62 450740 1085188 20 21:06:01 186048 1696256 90.12 2620 1151848 897392 30.62 459012 1076128 12 21:07:01 186640 1695664 90.08 2620 1151856 897332 30.62 458604 1076120 8 Average: 185205 1697099 90.16 2620 1151841 906083 30.92 451777 1083371 15 21:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:02:02 eth0 617.63 459.64 1408.14 402.14 0.00 0.00 0.00 21:02:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:02 docker0 110.87 92.45 9.24 302.01 0.00 0.00 0.00 21:03:01 eth0 0.85 0.39 0.29 0.24 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 eth0 0.88 0.10 0.09 0.01 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 1.29 0.76 0.60 0.42 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 0.17 0.12 0.08 0.04 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 0.22 0.17 0.09 0.04 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 104.36 77.50 236.84 67.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.63 15.54 1.55 50.76 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) 05/12/20 _x86_64_ (4 CPU) 21:00:33 LINUX RESTART 21:01:01 CPU %user %nice %system %iowait %steal %idle 21:02:02 all 9.45 0.00 3.55 1.27 0.01 85.72 21:02:02 0 9.91 0.00 4.24 0.13 0.00 85.72 21:02:02 1 10.99 0.00 3.17 2.39 0.02 83.43 21:02:02 2 8.19 0.00 4.03 0.17 0.00 87.61 21:02:02 3 8.72 0.00 2.73 2.39 0.02 86.14 21:03:01 all 0.19 0.00 0.06 0.00 0.00 99.76 21:03:01 0 0.30 0.00 0.05 0.00 0.00 99.64 21:03:01 1 0.07 0.00 0.07 0.00 0.00 99.86 21:03:01 2 0.30 0.00 0.05 0.00 0.00 99.64 21:03:01 3 0.08 0.00 0.05 0.00 0.00 99.86 21:04:01 all 0.16 0.00 0.04 0.00 0.00 99.80 21:04:01 0 0.45 0.00 0.05 0.00 0.00 99.50 21:04:01 1 0.07 0.00 0.03 0.00 0.00 99.90 21:04:01 2 0.05 0.00 0.02 0.00 0.00 99.93 21:04:01 3 0.08 0.00 0.03 0.00 0.00 99.88 21:05:01 all 0.20 0.00 0.05 0.00 0.00 99.75 21:05:01 0 0.37 0.00 0.03 0.00 0.00 99.59 21:05:01 1 0.07 0.00 0.03 0.00 0.00 99.90 21:05:01 2 0.25 0.00 0.07 0.00 0.00 99.68 21:05:01 3 0.10 0.00 0.08 0.00 0.00 99.81 21:06:01 all 0.18 0.00 0.07 0.00 0.00 99.75 21:06:01 0 0.07 0.00 0.07 0.00 0.02 99.85 21:06:01 1 0.05 0.00 0.13 0.00 0.00 99.82 21:06:01 2 0.53 0.00 0.03 0.00 0.02 99.42 21:06:01 3 0.07 0.00 0.03 0.00 0.00 99.90 21:07:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:07:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:07:01 1 0.30 0.00 0.05 0.00 0.00 99.65 21:07:01 2 0.28 0.00 0.05 0.00 0.00 99.67 21:07:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 1.73 0.00 0.64 0.21 0.00 97.42 Average: 0 1.86 0.00 0.75 0.02 0.00 97.37 Average: 1 1.93 0.00 0.58 0.40 0.00 97.08 Average: 2 1.60 0.00 0.71 0.03 0.00 97.65 Average: 3 1.52 0.00 0.50 0.40 0.00 97.58