---> uname -a: Linux fea882be7fb1 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 559 73 0 1205 1174 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) 05/06/20 _x86_64_ (4 CPU) 23:44:53 LINUX RESTART 23:46:01 tps rtps wtps bread/s bwrtn/s 23:47:01 25.58 7.09 18.49 1889.17 2780.30 23:48:01 3.51 0.02 3.49 0.53 78.90 23:49:01 0.33 0.00 0.33 0.00 4.84 23:50:01 0.25 0.00 0.25 0.00 3.45 23:51:01 0.35 0.00 0.35 0.00 4.64 23:52:01 142.23 90.66 51.57 5694.03 18199.80 Average: 28.73 16.31 12.42 1264.90 3515.02 23:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:47:01 188336 1693968 89.99 2620 1191916 960328 32.77 409084 1121476 128 23:48:01 201920 1680384 89.27 2620 1191920 872276 29.76 405428 1114000 8 23:49:01 199692 1682612 89.39 2620 1191952 872880 29.78 407432 1113956 32 23:50:01 198224 1684080 89.47 2620 1191932 872928 29.78 415496 1107612 16 23:51:01 199208 1683096 89.42 2620 1191940 872772 29.78 414692 1107604 16 23:52:01 87356 1794948 95.36 2620 1245600 928088 31.67 458908 1142188 54504 Average: 179123 1703181 90.48 2620 1200877 896545 30.59 418507 1117806 9117 23:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:47:01 eth0 175.14 163.65 651.04 346.61 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 84.16 70.83 8.21 299.32 0.00 0.00 0.00 23:48:01 eth0 1.15 0.08 0.10 0.01 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 2.53 1.10 1.09 0.61 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 0.58 0.50 0.31 0.21 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.30 0.23 0.14 0.07 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 veth99aa01d 0.00 0.10 0.00 0.01 0.00 0.00 0.00 23:52:01 eth0 513.18 431.44 3976.56 426.67 0.00 0.00 0.00 23:52:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 23:52:01 docker0 84.07 70.76 8.20 299.02 0.00 0.00 0.00 Average: veth99aa01d 0.00 0.02 0.00 0.00 0.00 0.00 0.00 Average: eth0 85.62 71.98 663.42 71.18 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 14.03 11.80 1.37 49.89 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) 05/06/20 _x86_64_ (4 CPU) 23:44:53 LINUX RESTART 23:46:01 CPU %user %nice %system %iowait %steal %idle 23:47:01 all 4.14 0.00 2.34 0.35 13.33 79.83 23:47:01 0 4.29 0.00 2.78 0.45 14.71 77.78 23:47:01 1 4.88 0.00 2.67 0.07 13.02 79.36 23:47:01 2 5.16 0.00 1.81 0.16 12.56 80.32 23:47:01 3 2.29 0.00 2.12 0.73 13.01 81.85 23:48:01 all 0.08 0.00 0.07 0.00 0.32 99.53 23:48:01 0 0.05 0.00 0.03 0.00 0.33 99.58 23:48:01 1 0.05 0.00 0.07 0.00 0.43 99.45 23:48:01 2 0.20 0.00 0.08 0.00 0.25 99.47 23:48:01 3 0.02 0.00 0.08 0.00 0.25 99.65 23:49:01 all 0.10 0.00 0.05 0.00 0.53 99.33 23:49:01 0 0.05 0.00 0.03 0.00 0.42 99.50 23:49:01 1 0.05 0.00 0.05 0.00 0.94 98.96 23:49:01 2 0.25 0.00 0.03 0.00 0.43 99.28 23:49:01 3 0.05 0.00 0.07 0.00 0.32 99.57 23:50:01 all 0.10 0.00 0.05 0.00 0.32 99.52 23:50:01 0 0.07 0.00 0.05 0.00 0.55 99.34 23:50:01 1 0.03 0.00 0.03 0.00 0.33 99.60 23:50:01 2 0.27 0.00 0.05 0.00 0.22 99.47 23:50:01 3 0.03 0.00 0.08 0.00 0.20 99.68 23:51:01 all 0.08 0.00 0.04 0.00 0.21 99.67 23:51:01 0 0.07 0.00 0.07 0.00 0.27 99.60 23:51:01 1 0.03 0.00 0.02 0.00 0.32 99.63 23:51:01 2 0.23 0.00 0.03 0.00 0.18 99.55 23:51:01 3 0.02 0.00 0.02 0.00 0.07 99.90 23:52:01 all 4.03 0.00 2.66 1.71 6.23 85.36 23:52:01 0 3.85 0.00 2.59 0.59 7.03 85.94 23:52:01 1 5.09 0.00 3.04 3.71 5.92 82.24 23:52:01 2 3.67 0.00 2.45 1.35 6.31 86.22 23:52:01 3 3.53 0.00 2.57 1.22 5.66 87.02 Average: all 1.43 0.00 0.87 0.34 3.54 93.82 Average: 0 1.41 0.00 0.94 0.17 3.96 93.52 Average: 1 1.68 0.00 0.98 0.62 3.51 93.22 Average: 2 1.64 0.00 0.74 0.25 3.37 93.99 Average: 3 0.99 0.00 0.83 0.33 3.32 94.54