---> uname -a: Linux 52cf83a65133 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-474 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-474@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 679 145 0 1012 1050 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) 09/10/20 _x86_64_ (4 CPU) 17:40:05 LINUX RESTART (4 CPU) 17:41:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:42:01 29.35 11.02 18.33 0.00 4493.02 3312.14 0.00 17:43:01 1.91 0.00 1.91 0.00 0.00 38.33 0.00 17:44:01 0.15 0.00 0.15 0.00 0.00 1.88 0.00 17:45:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 17:46:01 0.28 0.00 0.28 0.00 0.00 4.96 0.00 17:47:01 0.32 0.02 0.30 0.00 0.13 3.70 0.00 Average: 5.38 1.84 3.54 0.00 749.15 560.94 0.00 17:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:42:01 199728 0 588592 31.28 2620 1090616 1131400 38.61 463284 1059144 24 17:43:01 205836 0 582480 30.96 2620 1090620 1080692 36.88 462292 1054900 8 17:44:01 203396 0 584912 31.09 2620 1090628 1080860 36.89 465576 1054728 8 17:45:01 199328 0 588928 31.30 2620 1090680 1080944 36.89 469828 1054152 16 17:46:01 198080 0 590224 31.37 2620 1090632 1080776 36.88 479252 1046468 12 17:47:01 198400 0 589892 31.35 2620 1090644 1080692 36.88 478844 1046468 16 Average: 200795 0 587505 31.22 2620 1090637 1089227 37.17 469846 1052643 14 17:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:42:01 eth0 258.25 222.24 661.17 350.91 0.00 0.00 0.00 0.00 17:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:42:01 docker0 95.61 74.00 8.28 302.56 0.00 0.00 0.00 0.00 17:43:01 eth0 0.78 0.08 0.06 0.01 0.00 0.00 0.00 0.00 17:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:44:01 eth0 1.38 0.67 0.67 0.22 0.00 0.00 0.00 0.00 17:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:45:01 eth0 0.42 0.40 0.26 0.21 0.00 0.00 0.00 0.00 17:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:46:01 eth0 0.13 0.10 0.08 0.06 0.00 0.00 0.00 0.00 17:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:47:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 17:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 43.53 37.28 110.42 58.59 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 15.94 12.34 1.38 50.45 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) 09/10/20 _x86_64_ (4 CPU) 17:40:05 LINUX RESTART (4 CPU) 17:41:01 CPU %user %nice %system %iowait %steal %idle 17:42:01 all 4.22 0.00 1.95 0.67 0.08 93.08 17:42:01 0 6.03 0.00 1.94 1.68 0.10 90.25 17:42:01 1 3.74 0.00 2.33 0.45 0.05 93.42 17:42:01 2 3.30 0.00 1.98 0.39 0.08 94.25 17:42:01 3 3.82 0.00 1.54 0.17 0.08 94.38 17:43:01 all 0.16 0.00 0.05 0.00 0.01 99.78 17:43:01 0 0.05 0.00 0.07 0.00 0.03 99.85 17:43:01 1 0.08 0.00 0.03 0.00 0.00 99.88 17:43:01 2 0.48 0.00 0.05 0.00 0.02 99.45 17:43:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:44:01 all 0.15 0.00 0.03 0.00 0.00 99.81 17:44:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:44:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:44:01 2 0.48 0.00 0.03 0.00 0.00 99.48 17:44:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:45:01 all 0.16 0.00 0.03 0.00 0.00 99.81 17:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:45:01 1 0.03 0.00 0.02 0.00 0.00 99.95 17:45:01 2 0.53 0.00 0.03 0.00 0.00 99.43 17:45:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:46:01 all 0.07 0.00 0.06 0.00 0.00 99.87 17:46:01 0 0.02 0.00 0.12 0.00 0.00 99.87 17:46:01 1 0.07 0.00 0.03 0.00 0.02 99.88 17:46:01 2 0.17 0.00 0.05 0.00 0.00 99.78 17:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:47:01 all 0.11 0.00 0.04 0.00 0.00 99.85 17:47:01 0 0.02 0.00 0.05 0.00 0.00 99.93 17:47:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:47:01 2 0.35 0.00 0.03 0.00 0.00 99.62 17:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.81 0.00 0.36 0.11 0.02 98.71 Average: 0 1.02 0.00 0.37 0.28 0.02 98.31 Average: 1 0.67 0.00 0.41 0.08 0.01 98.83 Average: 2 0.88 0.00 0.36 0.06 0.02 98.67 Average: 3 0.66 0.00 0.28 0.03 0.01 99.01