---> uname -a: Linux d3d7da37541f 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: 2933.436 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 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-485 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-485@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 671 143 0 1023 1058 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) 09/15/20 _x86_64_ (4 CPU) 21:06:55 LINUX RESTART (4 CPU) 21:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:09:01 9.06 2.45 6.61 0.00 203.76 1320.63 0.00 21:10:01 0.40 0.00 0.40 0.00 0.00 6.05 0.00 21:11:01 0.25 0.00 0.25 0.00 0.00 2.58 0.00 21:12:01 0.27 0.00 0.27 0.00 0.00 3.35 0.00 21:13:01 0.27 0.00 0.27 0.00 0.00 4.31 0.00 Average: 2.05 0.49 1.56 0.00 40.77 267.48 0.00 21:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:09:01 200072 0 572700 30.44 2620 1106164 1120352 38.24 435164 1087076 20 21:10:01 204104 0 568660 30.22 2620 1106172 1082468 36.94 437244 1082316 8 21:11:01 203700 0 569056 30.24 2620 1106180 1082468 36.94 437360 1082212 8 21:12:01 200480 0 572276 30.42 2620 1106180 1082708 36.95 442700 1080088 16 21:13:01 199560 0 573188 30.46 2620 1106188 1082588 36.95 448720 1075388 12 Average: 201583 0 571176 30.36 2620 1106177 1090117 37.20 440238 1081416 13 21:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:09:01 eth0 125.95 83.39 32.76 322.58 0.00 0.00 0.00 0.00 21:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 0.00 21:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 eth0 0.48 0.48 0.27 0.21 0.00 0.00 0.00 0.00 21:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 21:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 25.47 16.85 6.64 64.60 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 0.01 0.01 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) 09/15/20 _x86_64_ (4 CPU) 21:06:55 LINUX RESTART (4 CPU) 21:08:01 CPU %user %nice %system %iowait %steal %idle 21:09:01 all 1.94 0.00 0.46 0.08 0.01 97.52 21:09:01 0 2.21 0.00 0.65 0.00 0.02 97.12 21:09:01 1 1.99 0.00 0.47 0.03 0.00 97.51 21:09:01 2 1.30 0.00 0.30 0.10 0.02 98.28 21:09:01 3 2.25 0.00 0.40 0.17 0.00 97.18 21:10:01 all 0.15 0.00 0.04 0.00 0.00 99.81 21:10:01 0 0.02 0.00 0.05 0.00 0.00 99.93 21:10:01 1 0.07 0.00 0.05 0.00 0.02 99.87 21:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:10:01 3 0.45 0.00 0.00 0.00 0.00 99.55 21:11:01 all 0.16 0.00 0.04 0.00 0.00 99.80 21:11:01 0 0.02 0.00 0.02 0.00 0.02 99.95 21:11:01 1 0.07 0.00 0.08 0.00 0.00 99.85 21:11:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:11:01 3 0.53 0.00 0.03 0.00 0.00 99.43 21:12:01 all 0.16 0.00 0.03 0.00 0.00 99.81 21:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:12:01 1 0.07 0.00 0.05 0.00 0.02 99.87 21:12:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:12:01 3 0.50 0.00 0.02 0.00 0.00 99.48 21:13:01 all 0.16 0.00 0.05 0.00 0.01 99.78 21:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:13:01 1 0.43 0.00 0.10 0.00 0.00 99.47 21:13:01 2 0.07 0.00 0.03 0.00 0.02 99.88 21:13:01 3 0.13 0.00 0.05 0.00 0.02 99.80 Average: all 0.51 0.00 0.12 0.02 0.01 99.34 Average: 0 0.46 0.00 0.15 0.00 0.01 99.38 Average: 1 0.52 0.00 0.15 0.01 0.01 99.31 Average: 2 0.30 0.00 0.08 0.02 0.01 99.59 Average: 3 0.77 0.00 0.10 0.03 0.00 99.09