---> uname -a: Linux d31c26c8a7e7 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-356 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-356@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 631 74 0 1132 1101 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) 05/07/20 _x86_64_ (4 CPU) 18:39:11 LINUX RESTART 18:40:01 tps rtps wtps bread/s bwrtn/s 18:41:01 14.65 1.50 13.15 83.65 2466.18 18:42:01 2.28 0.00 2.28 0.00 80.23 18:43:01 0.28 0.00 0.28 0.00 3.41 18:44:01 0.30 0.00 0.30 0.00 3.75 18:45:01 0.25 0.00 0.25 0.00 3.51 Average: 3.55 0.30 3.25 16.73 511.53 18:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:41:01 175760 1706544 90.66 2620 1156928 923736 31.52 455964 1087968 12 18:42:01 183460 1698844 90.25 2620 1156932 891196 30.41 452552 1085636 8 18:43:01 178880 1703424 90.50 2620 1156944 891640 30.42 457828 1084596 16 18:44:01 180892 1701412 90.39 2620 1156944 891328 30.41 456020 1084596 12 18:45:01 180668 1701636 90.40 2620 1156952 891412 30.41 456504 1084588 8 Average: 179932 1702372 90.44 2620 1156940 897862 30.63 455774 1085477 11 18:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:41:01 eth0 204.98 199.02 335.29 332.66 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 118.30 83.25 9.61 301.60 0.00 0.00 0.00 18:42:01 eth0 0.60 0.08 0.06 0.01 0.00 0.00 0.00 18:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 eth0 1.23 0.63 0.56 0.40 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 0.30 0.22 0.14 0.07 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 41.44 40.00 67.23 66.64 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 23.67 16.65 1.92 60.33 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) 05/07/20 _x86_64_ (4 CPU) 18:39:11 LINUX RESTART 18:40:01 CPU %user %nice %system %iowait %steal %idle 18:41:01 all 3.17 0.00 1.04 0.16 0.00 95.62 18:41:01 0 3.86 0.00 1.47 0.60 0.00 94.07 18:41:01 1 2.65 0.00 0.92 0.02 0.00 96.41 18:41:01 2 2.34 0.00 0.89 0.02 0.02 96.74 18:41:01 3 3.84 0.00 0.92 0.02 0.02 95.20 18:42:01 all 0.11 0.00 0.06 0.00 0.00 99.82 18:42:01 0 0.27 0.00 0.05 0.00 0.00 99.68 18:42:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:42:01 2 0.08 0.00 0.08 0.00 0.00 99.83 18:42:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:43:01 all 0.20 0.00 0.05 0.00 0.00 99.75 18:43:01 0 0.50 0.00 0.05 0.00 0.00 99.45 18:43:01 1 0.10 0.00 0.05 0.00 0.00 99.85 18:43:01 2 0.08 0.00 0.05 0.00 0.00 99.87 18:43:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:44:01 all 0.18 0.00 0.06 0.00 0.00 99.76 18:44:01 0 0.18 0.00 0.07 0.00 0.00 99.75 18:44:01 1 0.05 0.00 0.07 0.00 0.00 99.88 18:44:01 2 0.42 0.00 0.03 0.00 0.02 99.53 18:44:01 3 0.07 0.00 0.07 0.00 0.00 99.87 18:45:01 all 0.17 0.00 0.04 0.00 0.00 99.78 18:45:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:45:01 1 0.07 0.00 0.05 0.00 0.02 99.87 18:45:01 2 0.52 0.00 0.03 0.00 0.00 99.45 18:45:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 0.77 0.00 0.25 0.03 0.00 98.95 Average: 0 0.97 0.00 0.33 0.12 0.00 98.58 Average: 1 0.58 0.00 0.23 0.00 0.00 99.19 Average: 2 0.69 0.00 0.22 0.00 0.01 99.09 Average: 3 0.82 0.00 0.22 0.00 0.00 98.95