---> uname -a: Linux 59d0b966fcfa 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-498 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-498@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 674 148 0 1014 1054 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) 09/22/20 _x86_64_ (4 CPU) 01:05:02 LINUX RESTART (4 CPU) 01:06:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:07:01 30.51 11.11 19.40 0.00 4566.92 3265.24 0.00 01:08:01 1.40 0.00 1.40 0.00 0.00 22.47 0.00 01:09:01 0.35 0.00 0.35 0.00 0.00 5.96 0.00 Average: 10.64 3.66 6.98 0.00 1505.82 1086.16 0.00 01:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:07:01 229244 0 596000 31.68 2620 1053692 1104696 37.70 442432 1051624 24 01:08:01 232124 0 593116 31.52 2620 1053696 1071572 36.57 443056 1049388 8 01:09:01 231480 0 593752 31.56 2620 1053704 1071764 36.58 443996 1049392 16 Average: 230949 0 594289 31.59 2620 1053697 1082677 36.95 443161 1050135 16 01:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:07:01 eth0 238.51 219.81 666.85 357.78 0.00 0.00 0.00 0.00 01:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 docker0 118.83 97.93 9.92 309.19 0.00 0.00 0.00 0.00 01:08:01 eth0 0.82 0.08 0.07 0.01 0.00 0.00 0.00 0.00 01:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 eth0 2.42 1.92 0.65 2.43 0.00 0.00 0.00 0.00 01:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 79.73 73.15 220.12 118.79 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 39.18 32.29 3.27 101.95 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) 09/22/20 _x86_64_ (4 CPU) 01:05:02 LINUX RESTART (4 CPU) 01:06:02 CPU %user %nice %system %iowait %steal %idle 01:07:01 all 4.18 0.00 2.11 0.69 0.00 93.02 01:07:01 0 3.68 0.00 2.32 0.10 0.00 93.90 01:07:01 1 3.88 0.00 2.08 1.57 0.00 92.48 01:07:01 2 4.97 0.00 2.35 0.90 0.02 91.77 01:07:01 3 4.20 0.00 1.68 0.17 0.00 93.94 01:08:01 all 0.02 0.00 0.04 0.00 0.00 99.93 01:08:01 0 0.02 0.00 0.03 0.00 0.00 99.95 01:08:01 1 0.05 0.00 0.07 0.00 0.00 99.88 01:08:01 2 0.03 0.00 0.03 0.00 0.00 99.93 01:08:01 3 0.00 0.00 0.03 0.00 0.00 99.97 01:09:01 all 0.11 0.00 0.03 0.00 0.00 99.86 01:09:01 0 0.07 0.00 0.03 0.00 0.00 99.90 01:09:01 1 0.25 0.00 0.02 0.00 0.00 99.73 01:09:01 2 0.07 0.00 0.03 0.00 0.00 99.90 01:09:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 1.42 0.00 0.72 0.23 0.00 97.64 Average: 0 1.24 0.00 0.78 0.03 0.00 97.95 Average: 1 1.38 0.00 0.71 0.51 0.00 97.40 Average: 2 1.67 0.00 0.79 0.30 0.01 97.24 Average: 3 1.40 0.00 0.58 0.06 0.00 97.97