---> uname -a: Linux b24e93b39e13 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-323 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-323@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 76 0 1129 1100 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) 04/15/20 _x86_64_ (4 CPU) 23:29:02 LINUX RESTART 23:30:01 tps rtps wtps bread/s bwrtn/s 23:31:01 14.27 0.00 14.27 0.00 2708.54 23:32:01 1.88 0.00 1.88 0.00 56.60 23:33:01 0.60 0.00 0.60 0.00 6.51 23:34:01 0.55 0.00 0.55 0.00 6.30 23:35:01 0.58 0.00 0.58 0.00 5.90 23:36:01 5.50 4.88 0.62 755.77 7.04 Average: 3.90 0.81 3.08 125.98 465.13 23:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:31:01 185556 1696748 90.14 2620 1160308 906252 30.92 427160 1112808 8 23:32:01 179876 1702428 90.44 2620 1160312 900568 30.73 433512 1112256 8 23:33:01 180848 1701456 90.39 2620 1160324 900400 30.72 459536 1085324 8 23:34:01 182220 1700084 90.32 2620 1160324 900212 30.71 458352 1085324 8 23:35:01 181956 1700348 90.33 2620 1160332 900284 30.72 458616 1085324 8 23:36:01 137488 1744816 92.70 2620 1183156 931580 31.79 479836 1107768 8 Average: 174657 1707647 90.72 2620 1164126 906549 30.93 452835 1098134 8 23:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:31:01 eth0 1.28 0.20 0.29 0.02 0.00 0.00 0.00 23:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 eth0 2.00 0.43 0.61 0.38 0.00 0.00 0.00 23:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 eth0 1.40 0.63 0.58 0.37 0.00 0.00 0.00 23:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 23:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 eth0 0.27 0.17 0.14 0.07 0.00 0.00 0.00 23:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 eth0 3.60 1.67 2.77 0.84 0.00 0.00 0.00 23:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.44 0.53 0.73 0.29 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/15/20 _x86_64_ (4 CPU) 23:29:02 LINUX RESTART 23:30:01 CPU %user %nice %system %iowait %steal %idle 23:31:01 all 0.20 0.00 0.09 0.00 0.00 99.71 23:31:01 0 0.58 0.00 0.03 0.00 0.00 99.38 23:31:01 1 0.05 0.00 0.13 0.00 0.00 99.82 23:31:01 2 0.12 0.00 0.07 0.00 0.00 99.82 23:31:01 3 0.05 0.00 0.10 0.00 0.00 99.85 23:32:01 all 0.20 0.00 0.05 0.00 0.00 99.76 23:32:01 0 0.53 0.00 0.02 0.00 0.00 99.45 23:32:01 1 0.10 0.00 0.03 0.00 0.00 99.87 23:32:01 2 0.08 0.00 0.07 0.00 0.02 99.83 23:32:01 3 0.08 0.00 0.07 0.00 0.00 99.85 23:33:01 all 0.18 0.00 0.07 0.00 0.00 99.75 23:33:01 0 0.52 0.00 0.03 0.00 0.00 99.45 23:33:01 1 0.05 0.00 0.17 0.00 0.00 99.78 23:33:01 2 0.07 0.00 0.05 0.00 0.00 99.88 23:33:01 3 0.07 0.00 0.05 0.00 0.00 99.88 23:34:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:34:01 0 0.52 0.00 0.03 0.00 0.00 99.45 23:34:01 1 0.07 0.00 0.03 0.00 0.00 99.90 23:34:01 2 0.10 0.00 0.05 0.00 0.00 99.85 23:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 23:35:01 all 0.10 0.00 0.06 0.00 0.00 99.84 23:35:01 0 0.23 0.00 0.07 0.00 0.00 99.70 23:35:01 1 0.08 0.00 0.07 0.00 0.00 99.85 23:35:01 2 0.07 0.00 0.07 0.00 0.00 99.87 23:35:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:36:01 all 0.18 0.00 0.12 0.08 0.00 99.62 23:36:01 0 0.18 0.00 0.12 0.08 0.00 99.62 23:36:01 1 0.23 0.00 0.17 0.20 0.00 99.40 23:36:01 2 0.12 0.00 0.08 0.03 0.00 99.77 23:36:01 3 0.13 0.00 0.10 0.00 0.00 99.77 Average: all 0.17 0.00 0.07 0.01 0.00 99.74 Average: 0 0.43 0.00 0.05 0.01 0.00 99.51 Average: 1 0.10 0.00 0.10 0.03 0.00 99.77 Average: 2 0.09 0.00 0.06 0.01 0.00 99.84 Average: 3 0.07 0.00 0.07 0.00 0.00 99.86