---> uname -a: Linux 691eabb2b36d 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: 2933.396 BogoMIPS: 5866.79 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-481 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-481@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 677 130 0 1029 1051 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) 09/16/20 _x86_64_ (4 CPU) 22:33:01 LINUX RESTART (4 CPU) 22:34:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:35:01 30.16 11.52 18.64 0.00 4514.65 3851.90 0.00 22:36:01 0.43 0.00 0.43 0.00 0.00 7.51 0.00 22:37:01 0.28 0.00 0.28 0.00 0.00 3.50 0.00 Average: 10.30 3.84 6.46 0.00 1505.47 1288.13 0.00 22:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:35:01 194904 0 599372 31.86 2620 1084660 1096944 37.44 454548 1073656 16 22:36:01 197764 0 596508 31.70 2620 1084664 1084948 37.03 455276 1071068 20 22:37:01 197500 0 596764 31.72 2620 1084672 1085048 37.03 455636 1071068 20 Average: 196723 0 597548 31.76 2620 1084665 1088980 37.16 455153 1071931 19 22:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:35:01 eth0 271.25 229.93 661.21 353.16 0.00 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 105.16 87.98 8.72 303.25 0.00 0.00 0.00 0.00 22:36:01 eth0 3.10 1.08 0.98 0.61 0.00 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 4.85 1.03 1.16 0.64 0.00 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 93.10 77.38 221.20 118.18 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 35.07 29.34 2.91 101.12 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) 09/16/20 _x86_64_ (4 CPU) 22:33:01 LINUX RESTART (4 CPU) 22:34:01 CPU %user %nice %system %iowait %steal %idle 22:35:01 all 4.26 0.00 1.94 0.49 0.01 93.29 22:35:01 0 3.68 0.00 2.47 1.18 0.02 92.65 22:35:01 1 4.24 0.00 1.78 0.20 0.00 93.78 22:35:01 2 4.22 0.00 1.83 0.28 0.02 93.65 22:35:01 3 4.91 0.00 1.69 0.30 0.02 93.09 22:36:01 all 0.15 0.00 0.05 0.00 0.00 99.80 22:36:01 0 0.07 0.00 0.05 0.00 0.00 99.88 22:36:01 1 0.37 0.00 0.03 0.00 0.00 99.60 22:36:01 2 0.13 0.00 0.08 0.00 0.00 99.78 22:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:37:01 all 0.10 0.00 0.04 0.00 0.00 99.87 22:37:01 0 0.07 0.00 0.02 0.00 0.00 99.92 22:37:01 1 0.18 0.00 0.07 0.00 0.00 99.75 22:37:01 2 0.07 0.00 0.03 0.00 0.00 99.90 22:37:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 1.50 0.00 0.67 0.16 0.00 97.66 Average: 0 1.26 0.00 0.84 0.39 0.01 97.50 Average: 1 1.59 0.00 0.62 0.07 0.00 97.71 Average: 2 1.47 0.00 0.65 0.09 0.01 97.78 Average: 3 1.66 0.00 0.58 0.10 0.01 97.65