---> uname -a: Linux 291842a4e156 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-482 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-482@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 682 141 0 1013 1047 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) 09/17/20 _x86_64_ (4 CPU) 18:49:34 LINUX RESTART (4 CPU) 18:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:51:01 130.85 48.59 82.26 0.00 8078.66 34841.78 0.00 18:52:01 3.26 0.00 3.26 0.00 0.00 107.19 0.00 18:53:01 0.35 0.00 0.35 0.00 0.00 4.88 0.00 18:54:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 18:55:01 0.33 0.00 0.33 0.00 0.00 5.66 0.00 18:56:01 0.35 0.00 0.35 0.00 0.00 4.46 0.00 18:57:01 20.29 19.95 0.33 0.00 1851.17 7.86 0.00 Average: 21.98 9.70 12.28 0.00 1403.36 4928.28 0.00 18:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:51:01 216864 0 602776 32.04 2620 1059296 1123336 38.34 454536 1052356 124 18:52:01 218248 0 601276 31.96 2620 1059412 1122892 38.32 455888 1050084 20 18:53:01 223288 0 596228 31.69 2620 1059420 1082836 36.96 454620 1046844 20 18:54:01 221816 0 597700 31.77 2620 1059420 1082920 36.96 456904 1046224 8 18:55:01 221780 0 597728 31.77 2620 1059428 1082968 36.96 462152 1041124 8 18:56:01 222196 0 597308 31.75 2620 1059432 1082884 36.96 463084 1039892 8 18:57:01 146960 0 616936 32.79 2620 1115040 1110240 37.89 479084 1093964 84 Average: 210165 0 601422 31.96 2620 1067350 1098297 37.48 460895 1052927 39 18:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:51:01 eth0 788.31 572.75 1695.54 430.51 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 123.22 103.76 10.14 309.78 0.00 0.00 0.00 0.00 18:52:01 eth0 0.88 0.50 0.32 0.24 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 eth0 0.58 0.13 0.16 0.01 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 eth0 1.95 0.32 0.39 0.20 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 eth0 0.60 0.40 0.28 0.17 0.00 0.00 0.00 0.00 18:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 eth0 0.60 0.17 0.13 0.10 0.00 0.00 0.00 0.00 18:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 eth0 7.25 4.70 7.62 2.48 0.00 0.00 0.00 0.00 18:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 112.77 81.59 240.18 61.12 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.36 14.62 1.43 43.65 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) 09/17/20 _x86_64_ (4 CPU) 18:49:34 LINUX RESTART (4 CPU) 18:50:02 CPU %user %nice %system %iowait %steal %idle 18:51:01 all 17.29 0.00 7.64 7.99 0.11 66.98 18:51:01 0 18.87 0.00 8.63 7.69 0.10 64.70 18:51:01 1 15.78 0.00 8.37 5.84 0.10 69.91 18:51:01 2 19.08 0.00 6.42 8.67 0.09 65.75 18:51:01 3 15.41 0.00 7.13 9.77 0.14 67.55 18:52:01 all 0.19 0.00 0.05 0.00 0.01 99.76 18:52:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:52:01 1 0.15 0.00 0.10 0.00 0.02 99.73 18:52:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:52:01 3 0.52 0.00 0.02 0.00 0.02 99.45 18:53:01 all 0.12 0.00 0.05 0.00 0.00 99.84 18:53:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:53:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:53:01 2 0.08 0.00 0.05 0.00 0.00 99.87 18:53:01 3 0.30 0.00 0.05 0.00 0.00 99.65 18:54:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:54:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:54:01 1 0.00 0.00 0.02 0.00 0.00 99.98 18:54:01 2 0.05 0.00 0.02 0.00 0.00 99.93 18:54:01 3 0.55 0.00 0.03 0.00 0.00 99.42 18:55:01 all 0.17 0.00 0.05 0.00 0.00 99.78 18:55:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:55:01 1 0.07 0.00 0.07 0.00 0.00 99.87 18:55:01 2 0.05 0.00 0.08 0.00 0.00 99.87 18:55:01 3 0.53 0.00 0.05 0.00 0.00 99.42 18:56:01 all 0.09 0.00 0.08 0.00 0.00 99.83 18:56:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:56:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:56:01 2 0.03 0.00 0.17 0.00 0.00 99.80 18:56:01 3 0.28 0.00 0.07 0.00 0.00 99.65 18:57:01 all 0.39 0.00 0.21 0.41 0.01 98.98 18:57:01 0 0.60 0.00 0.30 0.42 0.02 98.67 18:57:01 1 0.47 0.00 0.23 1.03 0.00 98.27 18:57:01 2 0.13 0.00 0.15 0.00 0.02 99.70 18:57:01 3 0.37 0.00 0.17 0.18 0.00 99.28 Average: all 2.57 0.00 1.13 1.17 0.02 95.10 Average: 0 2.74 0.00 1.27 1.13 0.02 94.84 Average: 1 2.32 0.00 1.24 0.96 0.02 95.46 Average: 2 2.72 0.00 0.97 1.21 0.01 95.09 Average: 3 2.52 0.00 1.05 1.39 0.02 95.02