---> uname -a: Linux 2f11a4e4c43d 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: 2933.442 BogoMIPS: 5866.88 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-318 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-318@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 622 75 0 1139 1109 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) 04/14/20 _x86_64_ (4 CPU) 20:55:22 LINUX RESTART 20:56:01 tps rtps wtps bread/s bwrtn/s 20:57:01 39.61 6.23 33.39 1811.45 2677.46 20:58:01 2.93 0.10 2.83 3.20 88.29 20:59:01 0.70 0.00 0.70 0.00 8.36 21:00:01 0.53 0.00 0.53 0.00 5.96 21:01:01 0.37 0.02 0.35 0.13 4.98 21:02:01 134.18 92.85 41.33 5256.31 16553.56 Average: 29.74 16.54 13.20 1179.20 3225.09 20:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:57:01 183788 1698516 90.24 2620 1162804 956204 32.63 430524 1110232 16 20:58:01 187636 1694668 90.03 2620 1162864 904204 30.85 431320 1107472 8 20:59:01 182632 1699672 90.30 2620 1162876 904444 30.86 435620 1107472 8 21:00:01 184772 1697532 90.18 2620 1162932 904116 30.85 441704 1099640 28 21:01:01 183272 1699032 90.26 2620 1162884 906952 30.94 442980 1099544 20 21:02:01 129856 1752448 93.10 2620 1159112 927548 31.65 425104 1136564 104568 Average: 175326 1706978 90.69 2620 1162245 917245 31.30 434542 1110154 17441 20:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:57:01 eth0 308.12 261.22 753.81 358.15 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 119.86 81.79 9.59 299.68 0.00 0.00 0.00 20:58:01 eth0 4.83 1.92 3.30 0.13 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 1.50 0.48 0.59 0.36 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 eth0 0.23 0.18 0.08 0.07 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 107.39 87.54 2328.30 21.79 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 vethc67d92d 0.00 0.05 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 119.82 81.76 9.58 299.58 0.00 0.00 0.00 Average: eth0 70.39 58.59 514.65 63.44 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc67d92d 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.98 13.64 1.60 49.96 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) 04/14/20 _x86_64_ (4 CPU) 20:55:22 LINUX RESTART 20:56:01 CPU %user %nice %system %iowait %steal %idle 20:57:01 all 5.41 0.00 2.04 1.15 0.01 91.39 20:57:01 0 5.54 0.00 2.15 0.08 0.02 92.22 20:57:01 1 4.40 0.00 2.41 3.35 0.02 89.82 20:57:01 2 5.67 0.00 1.76 0.85 0.02 91.70 20:57:01 3 6.04 0.00 1.82 0.32 0.00 91.81 20:58:01 all 0.20 0.00 0.09 0.00 0.00 99.71 20:58:01 0 0.23 0.00 0.08 0.02 0.00 99.67 20:58:01 1 0.38 0.00 0.07 0.00 0.00 99.55 20:58:01 2 0.07 0.00 0.12 0.00 0.00 99.82 20:58:01 3 0.10 0.00 0.08 0.00 0.00 99.82 20:59:01 all 0.20 0.00 0.05 0.00 0.00 99.75 20:59:01 0 0.08 0.00 0.10 0.00 0.00 99.82 20:59:01 1 0.57 0.00 0.05 0.00 0.00 99.38 20:59:01 2 0.08 0.00 0.03 0.00 0.00 99.88 20:59:01 3 0.08 0.00 0.03 0.00 0.00 99.88 21:00:01 all 0.18 0.00 0.06 0.00 0.00 99.77 21:00:01 0 0.03 0.00 0.05 0.00 0.00 99.92 21:00:01 1 0.55 0.00 0.03 0.00 0.00 99.42 21:00:01 2 0.03 0.00 0.10 0.00 0.00 99.87 21:00:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:01:01 all 0.18 0.00 0.05 0.00 0.00 99.76 21:01:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:01:01 1 0.53 0.00 0.05 0.00 0.00 99.42 21:01:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:01:01 3 0.08 0.00 0.05 0.00 0.00 99.87 21:02:01 all 4.84 0.00 2.82 1.68 0.01 90.65 21:02:01 0 4.64 0.00 2.85 0.25 0.00 92.26 21:02:01 1 4.86 0.00 3.10 3.54 0.00 88.50 21:02:01 2 5.05 0.00 2.86 1.32 0.02 90.75 21:02:01 3 4.82 0.00 2.48 1.62 0.02 91.06 Average: all 1.83 0.00 0.85 0.47 0.00 96.85 Average: 0 1.76 0.00 0.88 0.06 0.00 97.30 Average: 1 1.88 0.00 0.95 1.14 0.00 96.03 Average: 2 1.82 0.00 0.82 0.36 0.01 96.99 Average: 3 1.86 0.00 0.75 0.32 0.00 97.06