---> uname -a: Linux d7a4f387f6cf 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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 Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 7.3G 42.7G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-393@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-393 ---> free -m: total used free shared buff/cache available Mem: 1837 673 119 0 1044 1059 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/23/20 _x86_64_ (4 CPU) 09:15:38 LINUX RESTART 09:16:02 tps rtps wtps bread/s bwrtn/s 09:17:01 93.80 39.41 54.39 7691.08 7000.02 09:18:01 2.06 0.00 2.06 0.00 42.41 09:19:01 0.75 0.00 0.75 0.00 10.69 09:20:01 0.20 0.00 0.20 0.00 2.08 09:21:01 0.30 0.00 0.30 0.00 3.88 09:22:01 0.32 0.00 0.32 0.00 4.35 09:23:01 0.28 0.02 0.27 0.13 2.32 09:24:01 49.27 44.02 5.24 4436.76 3726.47 Average: 18.22 10.37 7.85 1503.50 1337.58 09:16:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:17:01 215824 1665732 88.53 2620 1074388 1104692 37.70 450360 1056120 120 09:18:01 222848 1658708 88.16 2620 1074420 1069136 36.49 447648 1052812 16 09:19:01 220160 1661396 88.30 2620 1074424 1069416 36.50 451000 1052604 20 09:20:01 221112 1660444 88.25 2620 1074428 1069200 36.49 449604 1052604 16 09:21:01 219976 1661580 88.31 2620 1074432 1069200 36.49 463300 1040744 8 09:22:01 219596 1661960 88.33 2620 1074444 1069284 36.49 463760 1040740 8 09:23:01 220012 1661544 88.31 2620 1074448 1069328 36.49 463208 1040740 8 09:24:01 70584 1810972 96.25 2620 1138992 1496220 51.06 554016 1088052 28300 Average: 201264 1680292 89.30 2620 1082497 1127060 38.46 467862 1053052 3562 09:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:17:01 eth0 696.99 484.51 1681.68 421.88 0.00 0.00 0.00 09:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 docker0 102.01 88.79 9.01 309.06 0.00 0.00 0.00 09:18:01 eth0 1.38 0.13 0.12 0.03 0.00 0.00 0.00 09:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 eth0 0.75 0.60 0.52 0.40 0.00 0.00 0.00 09:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 eth0 0.08 0.12 0.02 0.01 0.00 0.00 0.00 09:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 eth0 0.03 0.08 0.00 0.01 0.00 0.00 0.00 09:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 eth0 0.35 0.30 0.19 0.08 0.00 0.00 0.00 09:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 09:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 eth0 87.55 58.77 2160.30 8.70 0.00 0.00 0.00 09:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 97.18 67.23 477.95 53.14 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.57 10.94 1.11 38.08 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/23/20 _x86_64_ (4 CPU) 09:15:38 LINUX RESTART 09:16:02 CPU %user %nice %system %iowait %steal %idle 09:17:01 all 15.91 0.00 5.96 2.94 0.02 75.16 09:17:01 0 14.10 0.00 6.26 0.55 0.02 79.07 09:17:01 1 16.71 0.00 5.81 4.85 0.02 72.62 09:17:01 2 15.53 0.00 6.29 3.43 0.03 74.72 09:17:01 3 17.34 0.00 5.47 2.92 0.02 74.25 09:18:01 all 0.14 0.00 0.05 0.00 0.00 99.81 09:18:01 0 0.47 0.00 0.05 0.00 0.00 99.48 09:18:01 1 0.03 0.00 0.03 0.00 0.02 99.92 09:18:01 2 0.03 0.00 0.05 0.00 0.00 99.92 09:18:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:19:01 all 0.17 0.00 0.03 0.00 0.00 99.80 09:19:01 0 0.53 0.00 0.03 0.00 0.00 99.43 09:19:01 1 0.05 0.00 0.02 0.00 0.00 99.93 09:19:01 2 0.03 0.00 0.05 0.00 0.00 99.92 09:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:20:01 all 0.15 0.00 0.03 0.00 0.00 99.83 09:20:01 0 0.52 0.00 0.02 0.00 0.00 99.47 09:20:01 1 0.02 0.00 0.02 0.00 0.00 99.97 09:20:01 2 0.03 0.00 0.05 0.00 0.00 99.92 09:20:01 3 0.02 0.00 0.03 0.00 0.00 99.95 09:21:01 all 0.15 0.00 0.04 0.00 0.00 99.80 09:21:01 0 0.52 0.00 0.02 0.00 0.00 99.47 09:21:01 1 0.03 0.00 0.08 0.00 0.00 99.88 09:21:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:21:01 3 0.05 0.00 0.02 0.00 0.00 99.93 09:22:01 all 0.16 0.00 0.07 0.00 0.00 99.77 09:22:01 0 0.50 0.00 0.03 0.00 0.00 99.47 09:22:01 1 0.03 0.00 0.18 0.00 0.00 99.78 09:22:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:22:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:23:01 all 0.13 0.00 0.03 0.00 0.00 99.84 09:23:01 0 0.43 0.00 0.03 0.00 0.00 99.53 09:23:01 1 0.02 0.00 0.02 0.00 0.00 99.97 09:23:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:23:01 3 0.05 0.00 0.02 0.00 0.00 99.93 09:24:01 all 1.88 0.00 1.01 0.96 0.00 96.14 09:24:01 0 2.07 0.00 1.08 0.10 0.00 96.75 09:24:01 1 1.62 0.00 0.88 1.14 0.00 96.36 09:24:01 2 1.17 0.00 0.95 0.05 0.00 97.83 09:24:01 3 2.67 0.00 1.13 2.55 0.02 93.63 Average: all 2.29 0.00 0.89 0.48 0.00 96.33 Average: 0 2.35 0.00 0.92 0.08 0.00 96.64 Average: 1 2.27 0.00 0.87 0.74 0.00 96.12 Average: 2 2.08 0.00 0.92 0.43 0.00 96.57 Average: 3 2.48 0.00 0.83 0.68 0.00 96.01