---> uname -a: Linux ca880bea48ac 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% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-388 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-388@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 666 131 0 1039 1065 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/22/20 _x86_64_ (4 CPU) 18:10:34 LINUX RESTART 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:02 80.27 27.63 52.64 7060.96 6864.79 18:13:01 2.12 0.00 2.12 0.00 43.47 18:14:01 0.45 0.00 0.45 0.00 7.83 18:15:01 0.27 0.00 0.27 0.00 3.35 18:16:01 0.57 0.00 0.57 0.00 7.41 18:17:01 0.50 0.00 0.50 0.00 8.00 18:18:01 0.42 0.02 0.40 0.13 5.95 Average: 12.14 3.97 8.17 1014.01 996.52 18:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:02 177788 1703768 90.55 2620 1118088 1101976 37.61 437968 1105160 120 18:13:01 181432 1700124 90.36 2620 1118212 1075668 36.71 439396 1101464 16 18:14:01 181308 1700248 90.36 2620 1118220 1075692 36.71 440324 1100608 8 18:15:01 181580 1699976 90.35 2620 1118220 1075668 36.71 440376 1100536 8 18:16:01 179844 1701712 90.44 2620 1118228 1075728 36.71 448444 1093848 16 18:17:01 177540 1704016 90.56 2620 1118236 1075680 36.71 453636 1091084 8 18:18:01 177596 1703960 90.56 2620 1118240 1075884 36.72 453776 1091084 8 Average: 179584 1701972 90.46 2620 1118206 1079471 36.84 444846 1097683 26 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:12:02 eth0 755.25 544.03 1656.96 419.61 0.00 0.00 0.00 18:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:02 docker0 103.71 82.67 8.90 301.73 0.00 0.00 0.00 18:13:01 eth0 2.71 0.93 0.70 0.63 0.00 0.00 0.00 18:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 eth0 1.92 0.40 0.34 0.21 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 eth0 2.91 0.27 0.49 0.23 0.00 0.00 0.00 18:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 eth0 2.32 0.60 0.67 0.37 0.00 0.00 0.00 18:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 eth0 1.22 0.62 0.69 0.49 0.00 0.00 0.00 18:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 eth0 1.27 0.43 0.33 0.21 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 110.22 78.59 238.41 60.56 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 14.89 11.87 1.28 43.33 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) 06/22/20 _x86_64_ (4 CPU) 18:10:34 LINUX RESTART 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:02 all 14.67 0.00 3.75 2.30 0.01 79.26 18:12:02 0 16.25 0.00 4.15 1.11 0.02 78.48 18:12:02 1 14.60 0.00 3.51 3.70 0.02 78.18 18:12:02 2 15.00 0.00 3.63 3.03 0.02 78.32 18:12:02 3 12.84 0.00 3.74 1.36 0.02 82.04 18:13:01 all 0.09 0.00 0.03 0.00 0.00 99.88 18:13:01 0 0.22 0.00 0.03 0.00 0.00 99.74 18:13:01 1 0.02 0.00 0.03 0.00 0.00 99.95 18:13:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:13:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:14:01 all 0.16 0.00 0.02 0.00 0.00 99.82 18:14:01 0 0.52 0.00 0.03 0.00 0.00 99.45 18:14:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:14:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:14:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:15:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:15:01 0 0.52 0.00 0.05 0.00 0.00 99.43 18:15:01 1 0.02 0.00 0.00 0.00 0.00 99.98 18:15:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:15:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:16:01 all 0.20 0.00 0.05 0.00 0.00 99.75 18:16:01 0 0.60 0.00 0.03 0.00 0.00 99.37 18:16:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:16:01 2 0.12 0.00 0.05 0.00 0.00 99.83 18:16:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:17:01 all 0.15 0.00 0.04 0.00 0.00 99.80 18:17:01 0 0.32 0.00 0.03 0.00 0.00 99.65 18:17:01 1 0.13 0.00 0.03 0.00 0.00 99.83 18:17:01 2 0.13 0.00 0.03 0.00 0.00 99.83 18:17:01 3 0.02 0.00 0.07 0.00 0.00 99.92 18:18:01 all 0.16 0.00 0.02 0.00 0.00 99.81 18:18:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:18:01 1 0.57 0.00 0.03 0.00 0.00 99.40 18:18:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:18:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 2.23 0.00 0.56 0.33 0.00 96.88 Average: 0 2.64 0.00 0.62 0.16 0.00 96.58 Average: 1 2.21 0.00 0.53 0.53 0.00 96.74 Average: 2 2.20 0.00 0.55 0.43 0.00 96.82 Average: 3 1.86 0.00 0.56 0.19 0.00 97.38