---> uname -a: Linux 7eafc99d9e1a 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-293 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-293@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 622 73 0 1142 1110 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) 02/27/20 _x86_64_ (4 CPU) 17:27:38 LINUX RESTART 17:28:01 tps rtps wtps bread/s bwrtn/s 17:29:01 71.58 29.72 41.85 4673.26 4837.96 17:30:01 3.83 0.00 3.83 0.00 114.34 17:31:01 0.70 0.00 0.70 0.00 9.04 17:32:01 0.65 0.00 0.65 0.00 7.66 17:33:01 0.47 0.00 0.47 0.00 5.40 17:34:01 0.35 0.00 0.35 0.00 4.65 17:35:01 0.30 0.02 0.28 0.13 3.63 17:36:01 0.55 0.30 0.25 30.77 2.85 17:37:01 0.58 0.00 0.58 0.00 10.59 17:38:01 0.43 0.00 0.43 0.00 6.31 Average: 7.95 3.01 4.94 470.74 500.57 17:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:29:01 162644 1719660 91.36 2620 1179148 939020 32.04 448272 1110868 12 17:30:01 171272 1711032 90.90 2620 1179180 900428 30.72 445888 1108136 16 17:31:01 171596 1710708 90.88 2620 1179192 900356 30.72 445756 1108124 8 17:32:01 172968 1709336 90.81 2620 1179192 900188 30.71 444760 1108124 8 17:33:01 169432 1712872 91.00 2620 1179220 900344 30.72 448668 1107076 12 17:34:01 169640 1712664 90.99 2620 1179204 900380 30.72 449060 1107076 20 17:35:01 170508 1711796 90.94 2620 1179212 900188 30.71 447928 1107076 12 17:36:01 161936 1720368 91.40 2620 1180216 912348 31.13 455652 1107980 96 17:37:01 159232 1723072 91.54 2620 1180220 912324 31.13 458264 1107980 16 17:38:01 170720 1711584 90.93 2620 1180232 900716 30.73 447112 1107892 20 Average: 167995 1714309 91.08 2620 1179502 906629 30.93 449136 1108033 22 17:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:29:01 eth0 655.67 508.99 1606.43 408.63 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 106.42 63.52 8.77 297.13 0.00 0.00 0.00 17:30:01 eth0 1.02 0.43 0.31 0.18 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.72 0.37 0.29 0.24 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 1.15 0.08 0.10 0.01 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 1.28 0.45 0.33 0.21 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 eth0 1.10 0.42 0.44 0.27 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.63 0.08 0.04 0.01 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 5.58 2.93 4.40 1.88 0.00 0.00 0.00 17:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 eth0 2.08 1.08 1.44 0.76 0.00 0.00 0.00 17:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 eth0 1.38 0.88 0.98 0.57 0.00 0.00 0.00 17:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 67.11 51.61 161.59 41.30 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.65 6.36 0.88 29.73 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) 02/27/20 _x86_64_ (4 CPU) 17:27:38 LINUX RESTART 17:28:01 CPU %user %nice %system %iowait %steal %idle 17:29:01 all 16.01 0.00 5.53 1.82 0.03 76.61 17:29:01 0 15.30 0.00 5.68 0.81 0.03 78.17 17:29:01 1 15.80 0.00 5.45 0.82 0.03 77.89 17:29:01 2 17.27 0.00 5.22 4.88 0.03 72.60 17:29:01 3 15.66 0.00 5.78 0.74 0.00 77.81 17:30:01 all 0.22 0.00 0.08 0.00 0.00 99.69 17:30:01 0 0.05 0.00 0.07 0.00 0.00 99.88 17:30:01 1 0.58 0.00 0.07 0.00 0.02 99.33 17:30:01 2 0.15 0.00 0.07 0.00 0.00 99.78 17:30:01 3 0.12 0.00 0.13 0.00 0.02 99.73 17:31:01 all 0.13 0.00 0.07 0.00 0.00 99.80 17:31:01 0 0.07 0.00 0.07 0.00 0.00 99.87 17:31:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:31:01 2 0.32 0.00 0.10 0.00 0.02 99.57 17:31:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:32:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:32:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:32:01 1 0.47 0.00 0.03 0.00 0.00 99.50 17:32:01 2 0.10 0.00 0.08 0.00 0.00 99.82 17:32:01 3 0.10 0.00 0.07 0.00 0.02 99.82 17:33:01 all 0.20 0.00 0.06 0.00 0.00 99.75 17:33:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:33:01 1 0.55 0.00 0.03 0.00 0.00 99.42 17:33:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:33:01 3 0.08 0.00 0.10 0.00 0.00 99.82 17:34:01 all 0.19 0.00 0.05 0.00 0.00 99.76 17:34:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:34:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:34:01 2 0.58 0.00 0.05 0.00 0.00 99.37 17:34:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:35:01 all 0.19 0.00 0.05 0.00 0.00 99.77 17:35:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:35:01 1 0.10 0.00 0.07 0.02 0.00 99.82 17:35:01 2 0.17 0.00 0.05 0.00 0.00 99.78 17:35:01 3 0.43 0.00 0.02 0.00 0.00 99.55 17:36:01 all 0.25 0.00 0.08 0.01 0.00 99.65 17:36:01 0 0.17 0.00 0.08 0.00 0.02 99.73 17:36:01 1 0.17 0.00 0.07 0.00 0.00 99.77 17:36:01 2 0.08 0.00 0.08 0.03 0.00 99.80 17:36:01 3 0.58 0.00 0.08 0.00 0.00 99.33 17:37:01 all 0.20 0.00 0.06 0.00 0.00 99.73 17:37:01 0 0.08 0.00 0.07 0.00 0.00 99.85 17:37:01 1 0.05 0.00 0.07 0.00 0.02 99.87 17:37:01 2 0.07 0.00 0.05 0.00 0.02 99.87 17:37:01 3 0.62 0.00 0.08 0.00 0.00 99.30 17:38:01 all 0.20 0.00 0.07 0.00 0.00 99.72 17:38:01 0 0.07 0.00 0.05 0.00 0.00 99.88 17:38:01 1 0.10 0.00 0.12 0.00 0.00 99.78 17:38:01 2 0.08 0.00 0.05 0.00 0.00 99.87 17:38:01 3 0.55 0.00 0.07 0.00 0.00 99.38 Average: all 1.76 0.00 0.61 0.18 0.00 97.45 Average: 0 1.57 0.00 0.61 0.08 0.01 97.73 Average: 1 1.78 0.00 0.60 0.08 0.01 97.53 Average: 2 1.88 0.00 0.58 0.49 0.01 97.05 Average: 3 1.81 0.00 0.64 0.07 0.00 97.48