---> uname -a: Linux e880786082a1 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-441@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-441 ---> free -m: total used free shared buff/cache available Mem: 1837 676 118 0 1042 1055 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) 08/10/20 _x86_64_ (4 CPU) 23:28:55 LINUX RESTART 23:30:01 tps rtps wtps bread/s bwrtn/s 23:31:01 7.69 2.28 5.41 110.69 1244.94 23:32:01 0.32 0.00 0.32 0.00 4.46 23:33:01 0.28 0.00 0.28 0.00 4.16 23:34:01 0.63 0.00 0.63 0.00 7.73 23:35:01 0.72 0.00 0.72 0.00 10.11 23:36:01 0.62 0.02 0.60 0.13 6.78 Average: 1.71 0.38 1.33 18.48 213.08 23:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:31:01 211564 1669992 88.76 2620 1071120 1117236 38.13 460400 1051200 20 23:32:01 216784 1664772 88.48 2620 1071124 1082716 36.95 461812 1045444 12 23:33:01 216048 1665508 88.52 2620 1071132 1082908 36.96 462912 1045444 16 23:34:01 216216 1665340 88.51 2620 1071132 1082716 36.95 467456 1041076 12 23:35:01 215872 1665684 88.53 2620 1071136 1082800 36.95 474900 1034072 8 23:36:01 215036 1666520 88.57 2620 1071148 1082716 36.95 477016 1032664 8 Average: 215253 1666303 88.56 2620 1071132 1088515 37.15 467416 1041650 13 23:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:31:01 eth0 113.34 69.13 24.53 329.37 0.00 0.00 0.00 23:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:31:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 23:32:01 eth0 0.82 0.10 0.07 0.01 0.00 0.00 0.00 23:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 eth0 4.33 2.33 3.46 0.48 0.00 0.00 0.00 23:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 eth0 0.15 0.13 0.01 0.04 0.00 0.00 0.00 23:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 23:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 23:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.83 11.99 4.70 55.01 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/10/20 _x86_64_ (4 CPU) 23:28:55 LINUX RESTART 23:30:01 CPU %user %nice %system %iowait %steal %idle 23:31:01 all 1.76 0.00 0.34 0.07 0.00 97.82 23:31:01 0 1.24 0.00 0.37 0.05 0.00 98.35 23:31:01 1 2.92 0.00 0.27 0.10 0.00 96.72 23:31:01 2 1.60 0.00 0.45 0.08 0.00 97.87 23:31:01 3 1.29 0.00 0.27 0.05 0.00 98.40 23:32:01 all 0.16 0.00 0.03 0.00 0.00 99.80 23:32:01 0 0.02 0.00 0.05 0.00 0.00 99.93 23:32:01 1 0.07 0.00 0.07 0.00 0.00 99.87 23:32:01 2 0.52 0.00 0.02 0.00 0.00 99.47 23:32:01 3 0.03 0.00 0.03 0.00 0.00 99.93 23:33:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:33:01 0 0.07 0.00 0.03 0.00 0.00 99.90 23:33:01 1 0.05 0.00 0.02 0.00 0.00 99.93 23:33:01 2 0.37 0.00 0.05 0.00 0.02 99.57 23:33:01 3 0.12 0.00 0.03 0.00 0.00 99.85 23:34:01 all 0.15 0.00 0.04 0.00 0.00 99.81 23:34:01 0 0.00 0.00 0.03 0.00 0.00 99.97 23:34:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:34:01 2 0.52 0.00 0.03 0.00 0.00 99.45 23:34:01 3 0.03 0.00 0.02 0.00 0.00 99.95 23:35:01 all 0.16 0.00 0.07 0.00 0.00 99.76 23:35:01 0 0.02 0.00 0.20 0.00 0.00 99.78 23:35:01 1 0.05 0.00 0.03 0.00 0.00 99.92 23:35:01 2 0.53 0.00 0.03 0.00 0.00 99.43 23:35:01 3 0.03 0.00 0.03 0.00 0.02 99.92 23:36:01 all 0.15 0.00 0.04 0.00 0.00 99.81 23:36:01 0 0.02 0.00 0.08 0.00 0.00 99.90 23:36:01 1 0.03 0.00 0.05 0.00 0.00 99.92 23:36:01 2 0.52 0.00 0.02 0.00 0.00 99.47 23:36:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 0.42 0.00 0.09 0.01 0.00 99.47 Average: 0 0.22 0.00 0.13 0.01 0.00 99.64 Average: 1 0.53 0.00 0.08 0.02 0.00 99.37 Average: 2 0.68 0.00 0.10 0.01 0.00 99.21 Average: 3 0.25 0.00 0.07 0.01 0.00 99.67