---> uname -a: Linux 89e84dbefbbd 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: 2933.436 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% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-327 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-327@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 624 68 0 1145 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) 04/22/20 _x86_64_ (4 CPU) 23:47:00 LINUX RESTART 23:48:01 tps rtps wtps bread/s bwrtn/s 23:49:01 13.42 0.00 13.42 0.00 2496.29 23:50:01 0.75 0.00 0.75 0.00 8.56 23:51:01 0.68 0.00 0.68 0.00 8.51 23:52:02 0.63 0.00 0.63 0.00 8.01 23:53:01 0.41 0.05 0.36 3.39 5.49 23:54:01 0.43 0.07 0.37 2.26 6.91 23:55:01 50.24 49.59 0.65 3341.92 15.29 Average: 9.53 7.12 2.41 479.61 365.02 23:48:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:49:01 189428 1692876 89.94 2620 1159248 912660 31.14 432164 1099544 12 23:50:01 188220 1694084 90.00 2620 1159252 902380 30.79 434180 1098660 8 23:51:01 187736 1694568 90.03 2620 1159264 902536 30.79 440084 1093632 8 23:52:02 187452 1694852 90.04 2620 1159264 902640 30.80 440708 1093632 12 23:53:01 186492 1695812 90.09 2620 1159272 905080 30.88 440972 1093632 16 23:54:01 187860 1694444 90.02 2620 1159448 902512 30.79 439800 1093780 12 23:55:01 94624 1787680 94.97 2620 1220740 1000988 34.15 466716 1149580 98120 Average: 174545 1707759 90.73 2620 1168070 918399 31.34 442089 1103209 14027 23:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:49:01 eth0 0.93 0.60 0.83 0.05 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 0.43 0.08 0.04 0.01 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 1.27 0.45 0.33 0.20 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 23:52:02 eth0 0.57 0.40 0.27 0.20 0.00 0.00 0.00 23:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 eth0 0.29 0.20 0.14 0.07 0.00 0.00 0.00 23:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 eth0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:55:01 eth0 69.45 54.77 1619.88 7.53 0.00 0.00 0.00 23:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 10.45 8.09 232.31 1.16 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) 04/22/20 _x86_64_ (4 CPU) 23:47:00 LINUX RESTART 23:48:01 CPU %user %nice %system %iowait %steal %idle 23:49:01 all 0.19 0.00 0.10 0.00 0.02 99.70 23:49:01 0 0.50 0.00 0.05 0.00 0.03 99.42 23:49:01 1 0.08 0.00 0.15 0.00 0.02 99.75 23:49:01 2 0.10 0.00 0.12 0.00 0.03 99.75 23:49:01 3 0.07 0.00 0.05 0.00 0.02 99.87 23:50:01 all 0.17 0.00 0.05 0.00 0.02 99.76 23:50:01 0 0.07 0.00 0.07 0.00 0.02 99.85 23:50:01 1 0.05 0.00 0.05 0.00 0.02 99.88 23:50:01 2 0.50 0.00 0.05 0.00 0.03 99.42 23:50:01 3 0.07 0.00 0.03 0.00 0.02 99.88 23:51:01 all 0.17 0.00 0.06 0.00 0.03 99.75 23:51:01 0 0.07 0.00 0.05 0.00 0.05 99.83 23:51:01 1 0.05 0.00 0.10 0.00 0.03 99.82 23:51:01 2 0.53 0.00 0.07 0.00 0.03 99.37 23:51:01 3 0.02 0.00 0.03 0.00 0.00 99.95 23:52:02 all 0.16 0.00 0.06 0.00 0.01 99.77 23:52:02 0 0.07 0.00 0.03 0.00 0.00 99.90 23:52:02 1 0.07 0.00 0.10 0.00 0.02 99.82 23:52:02 2 0.22 0.00 0.05 0.00 0.00 99.73 23:52:02 3 0.33 0.00 0.03 0.00 0.00 99.63 23:53:01 all 0.18 0.00 0.04 0.00 0.02 99.76 23:53:01 0 0.05 0.00 0.05 0.00 0.02 99.88 23:53:01 1 0.05 0.00 0.03 0.00 0.02 99.90 23:53:01 2 0.08 0.00 0.03 0.00 0.02 99.86 23:53:01 3 0.51 0.00 0.03 0.00 0.02 99.44 23:54:01 all 0.17 0.00 0.04 0.00 0.02 99.77 23:54:01 0 0.05 0.00 0.05 0.00 0.02 99.88 23:54:01 1 0.05 0.00 0.05 0.00 0.03 99.87 23:54:01 2 0.53 0.00 0.07 0.00 0.02 99.38 23:54:01 3 0.02 0.00 0.02 0.00 0.00 99.97 23:55:01 all 1.39 0.00 0.85 1.01 0.09 96.66 23:55:01 0 1.25 0.00 0.89 1.10 0.10 96.66 23:55:01 1 1.30 0.00 0.94 2.09 0.07 95.60 23:55:01 2 1.82 0.00 0.80 0.32 0.08 96.97 23:55:01 3 1.22 0.00 0.78 0.55 0.13 97.31 Average: all 0.35 0.00 0.17 0.14 0.03 99.31 Average: 0 0.29 0.00 0.17 0.16 0.03 99.35 Average: 1 0.24 0.00 0.20 0.30 0.03 99.23 Average: 2 0.54 0.00 0.17 0.05 0.03 99.21 Average: 3 0.32 0.00 0.14 0.08 0.03 99.44