---> uname -a: Linux 2f24fff819bd 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-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 672 137 0 1026 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 (prd-centos7-docker-4c-2g-1392.vexxhost.local) 09/25/20 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:01:01 1.58 0.02 1.57 0.00 0.13 29.05 0.00 00:02:01 0.53 0.12 0.42 0.00 2.13 6.64 0.00 00:03:01 0.32 0.00 0.32 0.00 0.00 4.11 0.00 00:04:01 0.23 0.00 0.23 0.00 0.00 3.35 0.00 00:05:01 0.30 0.02 0.28 0.00 0.13 3.51 0.00 Average: 0.59 0.03 0.56 0.00 0.48 9.34 0.00 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:01 230708 0 579448 30.80 2620 1068780 1075024 36.69 448468 1044824 8 00:02:01 229884 0 580128 30.83 2620 1068924 1073236 36.63 449004 1044896 12 00:03:01 228776 0 581232 30.89 2620 1068928 1073176 36.63 453360 1041844 8 00:04:01 229304 0 580696 30.86 2620 1068936 1073128 36.62 478704 1016176 8 00:05:01 228608 0 581388 30.90 2620 1068940 1073212 36.63 479236 1016132 12 Average: 229456 0 580578 30.86 2620 1068902 1073555 36.64 461754 1032774 10 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:01:01 eth0 0.75 0.10 0.06 0.01 0.00 0.00 0.00 0.00 00:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 eth0 1.00 0.37 0.32 0.20 0.00 0.00 0.00 0.00 00:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 eth0 0.50 0.28 0.27 0.20 0.00 0.00 0.00 0.00 00:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 eth0 0.93 0.10 0.15 0.07 0.00 0.00 0.00 0.00 00:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 eth0 0.88 0.35 0.36 0.20 0.00 0.00 0.00 0.00 00:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.81 0.24 0.23 0.13 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 0.00 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 (prd-centos7-docker-4c-2g-1392.vexxhost.local) 09/25/20 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:01 all 0.17 0.00 0.06 0.00 0.00 99.77 00:01:01 0 0.03 0.00 0.07 0.00 0.00 99.90 00:01:01 1 0.10 0.00 0.07 0.00 0.02 99.82 00:01:01 2 0.52 0.00 0.05 0.00 0.00 99.43 00:01:01 3 0.03 0.00 0.05 0.00 0.00 99.92 00:02:01 all 0.16 0.00 0.04 0.01 0.00 99.79 00:02:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:02:01 1 0.07 0.00 0.07 0.02 0.00 99.85 00:02:01 2 0.53 0.00 0.03 0.02 0.00 99.42 00:02:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:03:01 all 0.13 0.00 0.03 0.00 0.00 99.84 00:03:01 0 0.02 0.00 0.00 0.00 0.00 99.98 00:03:01 1 0.05 0.00 0.07 0.00 0.00 99.88 00:03:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:03:01 3 0.43 0.00 0.02 0.00 0.00 99.55 00:04:01 all 0.15 0.00 0.07 0.00 0.01 99.77 00:04:01 0 0.02 0.00 0.02 0.00 0.02 99.95 00:04:01 1 0.03 0.00 0.18 0.00 0.00 99.78 00:04:01 2 0.18 0.00 0.05 0.00 0.02 99.75 00:04:01 3 0.38 0.00 0.03 0.00 0.00 99.58 00:05:01 all 0.15 0.00 0.03 0.00 0.01 99.82 00:05:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:05:01 1 0.02 0.00 0.07 0.00 0.00 99.92 00:05:01 2 0.55 0.00 0.02 0.00 0.02 99.42 00:05:01 3 0.00 0.00 0.00 0.00 0.02 99.98 Average: all 0.15 0.00 0.04 0.00 0.00 99.80 Average: 0 0.02 0.00 0.03 0.00 0.00 99.94 Average: 1 0.05 0.00 0.09 0.00 0.00 99.85 Average: 2 0.36 0.00 0.03 0.00 0.01 99.59 Average: 3 0.17 0.00 0.02 0.00 0.00 99.80